N486EV

Part: ENGINE — MALFUNCTIONED (NR 4)

NR 4 ENGINE FIRE INDICATION. CREW REPORTED NR 4 ENGINE FIRE INDICATION AND BOTH FIRE BOTTLES DISCHARGED. PASSING THRU FL310 HEAD MUFFLED THUD FROM RIGHT SIDE, NO OTHER INDICATIONS. SHORTLY AFTER NR 4 ENGINE FIRE SWITCH ILLUMINATED 30 SECONDS LATER FIRE BELL RANG. ACCOMPLISHED ALL EMERGENCY AND APPLICABLE CHECKLIST'S. REMOVED AND REPLACED LT AND RT SIDE COWLS IAW MM 71-11-00 OP'S NORMAL. REMOVED AND REPLACED NR 4 ENGINE TURBINE EXHAUST SLEEVE (NOZZLE) IAW MM 78-11-02 OP'S NORMAL. REMOVED AND REPLACED NR 4 ENGINE FIRE BOTTLES PER 747 MM 26-21-03. REMOVED AND REPLACED NR 4 ENGINE PER EIA WORKCARDS F7103, F7201-JT9, F7204, F7205, F7207, F7209.

Part: CADC — FAILED · airframe 99,470 hrs

FIRST OFFICER SAT GAGE, ALTIMETER, MACH IND, FLIGHT DIRECTOR & AIRSPEED INOPERATIVE WITH ALTITUDE ALERT LIGHT ON. AUTO PILOT B INOPERATIVE, TRANSPONDER NR 2 ATC FAIL, F/O FMS HAS ADC INPUT FAIL. FOUND CADC RACK CONNECTORS DB0164 B, CHD DETERIORATED AND BURNED. REPLACED SAME REF SWPM 20-63-00 WDM 34-12-22 ML 91-21-51 SYSTEMS NOW OPS CK NORMAL REF MM 34-12-00. ACCOM LEAK TEST AND FOUND OK REF MM-34-11-00. REPLACED CADC REF MM 34-12-01. PITOT STATIC TEST EQUIPMENT REMOVED.

Part: WARNING SWITCH — DIRTY (L5 DOOR) · airframe 99,241 hrs · 23,190 cycles

AFTER LANDING - DURING TAXI TO PARKING, L5 DOOR OPEN LIGHT ILLUMINATED. CLEANED L5 DOOR WARNING SWITCH & PERFORMED ADJ/TEST PER AMM 52-71-00 SATISFACTORY. PERFORMED ACFT PRESSURIZATION PER AMM 21-31-00. L5 DOOR WARNING LIGHT NOT ILLUMINATED.

Part: WARNING SWITCH — OUT OF ADJUST (CARGO DOOR) · airframe 99,247 hrs · 23,191 cycles

SIDE CARGO DOOR OPEN LIGHT ILLUMINATED AT FL 310-8.2 DIFF PRESS, NO LOSS OF PRESSURIZATION DURING DEPRESSURIZATION AT FL 310. LIGHT EXTINGUISH AT APP 6.2 DIFF PRESS, 9,000 FT CABIN ALT. INSPECTED DOOR WARNING SYSTEM FOR MAIN SIDE CARGO DOOR PER AMM 52-71-00 AND FOUND DOOR CLOSED SWITCH (1238) OUT OF ADJUSTMENT. ADJUSTED SWITCH AND OPS CK'D NORMAL AT THIS TIME. PERFORMED AIRCRAFT PRESSURIZATION CHECK PER AMM 21-31-00 AND LIGHT STAYED OUT. NO DEFECTS NOTED AT THIS TIME. OK FOR SERVICE.

Part: WARNING SWITCH — MALFUNCTIONED (CARGO DOOR)

SIDE CARGO DOOR OPEN LIGHT ILLUMINATED AT FL 290, COMPLETED QRH PROCEDURE AND DEPRESSURIZED AIRCRAFT. LIGHT EXTINGUISHED AT APP 5.8 DIFF. PRESSURE FL 255 CABIN ALT 8200 FT. PRESSURIZATION HELD STEADY. JETTISED 26.5 LBS OF FUEL BETWEEN POXED AND 42.25N147 OE TO REACH MAX LANDING WEIGHT AT RJGG. REMOVED AND REPLACED MOC DOOR WARNING SWITCH S12 AS PER AMM 52-71-01. PERFORMED ADJ/TEST PER AMM 52-71-00 SATISFACTORY. PERFORMED AIRCRAFT PRESSURIZATION PER AMM 21-31-00, NO DOOR WARNING LIGHT ILLUMINATED.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

REMOVE AND REPLACE REPAIR ON S37R BETWEEN BS 421 & 430. EXISTING REPAIR REMOVED AND NEW REPAIR INSTALLED PER B747 SRM 53-10-03 FIGURE 3.

Part: SKIN — CRACKED (L1 DOOR) · 23,131 cycles

HFEC INSPECTION FOUND APPROX 1 INCH CRACK THROUGH STOP DRILLED HOLE ON L1 DOOR SKIN UPPER HINGE CUTOUT RADIUS. REPAIRED IN ACCORDANCE WITH EN 048-11 APPROVED BY BOEING ODAS.

Part: BEAR STRAP — CORRODED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

L5 DOOR CUTOUT BEAR STRAP AT STA 2284 BETWEEN S24L & S25L FOUND CORRODED. REPAIRED IN ACCORDANCE WITH EN 044-11 APPROVED BY BOEING ODAS.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

FRAME FOUND DAMAGED WITH DRILL HOLES AT BS 180 BETWEEN S19R & S24R. DAMAGED FRAME REMOVED AND NEW FRAME INSTALLED PER SASCO EN 068-11 APPROVED BY BOEING ODAS.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK, BS 380 TO 400, RBL 10, UPPER DECK FLOORBEAM WEB UPPER CHORD FOUND CRACKED. CRACKED CHORD REMOVED AND REPLACED PER SRM 51-10-02.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK FRAME DAMAGED DUE TO DRILL HOLE AT BS 1200 BETWEEN STRINGER 17R AND 21R. FRAME REPAIRED PER B747 SRM 51-4-04, FIGURE 3.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

FRAME FOUND DAMAGED WITH DRILL HOLES AT BS 220 BETWEEN S22R & S23R. DAMAGED FRAME REMOVED AND NEW FRAME INSTALLED PER EN 068-11 APPROVED BY BOEING ODAS.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK, BS 500 TO 520, LBL 70, UPPER DECK FLOORBEAM WEB FOUND PUNCTURED AND DENTED BY LONG SCREW. CRACKED CHORD REMOVED AND REPLACED PER SRM 51-10-02.

Part: FRAME — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK FRAME INNER CHORD CRACKED AT BS 2231 BETWEEN S16R & S18R. REPAIRED PER B747 SRM 53-10-04, FIGURE 140.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 98,968 hrs · 23,131 cycles

THREE EACH EMERGRENCY EXIT LIGHT FAILED TO LIGHT UP IN MAIN DECK. THREE EACH EMERGENCY LIGHT BATTERY PACKS IN MAIN DECK REMOVED AND REPLACED. OPS CHECK CARRIED OUT AS PER AMM 33-51-04 AND FOUND SATISFACTORY.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK RT FRAME RIVET HOLE ELONGATED AT BS 2231 AT WL 195. REPAIRED IN ACCORDANCE WITH EN 059-11 APPROVED BY BOEING ODAS.

Part: CHANNEL — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

CHANNEL ON MAIN DECK FRAM AT BS 2020 BETWEEN S20R AND S22R DAMAGED. DAMAGED CHANNEL REMOVED. NEW CHANNEL FABRICATED AND INSTALLED PER B747 SRM 51-30-02.

Part: FRAME — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

FRAME AT BS 260 FWD S31A-R FOUND CRACKED. MAIN FRAME WEB AT BS 260 BETWEEN S27R AND S39R REMOVED. NEW WEB FABRICATED PER BOEING DRAWING 65B07934 AND INSTALLED PER SRM 53-10-02.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

REMOVE AND REPLACE REPAIR ON S37L BETWEEN BS 460 & 480. EXISTING REPAIR REMOVED AND NEW REPAIR INSTALLED PER B747 SRM 53-10-03 FIGURE 3.

Part: CAP — CRACKED (NR 4 PYLON) · airframe 98,968 hrs · 23,131 cycles

NR 4 PYLON STA 280 LOWER END CAP ASSY FOUND CRACKED. CRACKED LOWER END CAP ASSY REMOVED. NEW END CAP FABRICATED PER BOEING DRAWING 69B90354 AND ISTALLED PER B747 SRM 51-30-02.

Part: STRINGER — CRACKED (NR 2 PYLON) · airframe 98,968 hrs · 23,131 cycles

NR 2 PYLON (INTERIOR), PANEL CUTOUT NR 463CL AT NAC STA 180.0, I/B SRTINGER FOUND CRACKED. CRACKED STRINGER REMOVED AND REPLACED PER SRM 51-30-02.

Part: FRAME — DAMAGED (FUSELAGE)

FRAME FOUND DAMAGED WITH DRILL HOLES AT BS 220 BETWEEN S19L & S24L. DAMAGED FRAME REMOVED AND NEW FRAME INSTALLED PER EN 068-11 APPROVED BY BOEING ODAS.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

REMOVE AND REPLACE REPAIR ON S38L BETWEEN BS 480 TO 500. EXISTING REPAIR REMOVED AND NEW REPAIR INSTALLED PER B747 SRM 53-10-03 FIGURE 3.

Part: SKIN — CHAFED (NR 2 PYLON) · airframe 98,968 hrs · 23,131 cycles

NR 2 PYLON LOWER SPAR WEB (EXTERIOR) SY NAC STA 180 TO 250 FOUND LT & RT PLATES CHAFED ADJ TO ENGINE THRUST UPPER LINK. REPAIRED PER B747 SRM 54-30-03 FIGURE 23.

Part: STRAP — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

HFEC OPEN HOLE INSP ON BS 2213 BELOW S16L FOUND STRAP CRACKED. CRACKED STRAP REMOVED. NEW STRAP AND WEB FABRICATED PER BOEING DRAWINGS 65B61849 AND 65B05000 RESPECTIVELY AND INSTALLED PER SRM 51-30-02. STRAP 65B01849-25, CRACKED WEB 65B05000-70 BS 2213 BELOW S16L.

Part: FRAME — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

FRAME FOUND DAMAGED WITH DRILL HOLES AT BS 180 BETWEEN S19L & S24L. DAMAGED FRAME REMOVED AND NEW FRAME INSTALLED PER SASCO EN 068-11 APPROVED BY BOEING ODAS.

Part: STRINGER — CRACKED (FUSELAGE) · 23,131 cycles

STRINGER CRACKED AT BS 220 S0. CRACKED STRINGER REMOVED AND REPLACED WITH NEW STRINGER PER B747 SRM 51-30-02.

Part: SPLICE — CRACKED (FUSELAGE) · 23,131 cycles

ZEE SPLICE FOUND CRACKED AT BS 220 S4L. NEW ZEE SPLICE FABRICATED PER BOEING DRAWING 65B07618 AND INSTALLED PER SRM 51-30-02.

Part: SKIN — PUNCTURED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

EMP - FUSELAGE LT AT APPROX BS 2670 ADJACENT TO VERT STAB SEAL RETAINER SKIN HAS A PUNCTURE. REPAIRED PER B747 SRM 53-30-03 FIGURE 2.

Part: SUPPORT BEAM — CRACKED (RT WING) · airframe 98,968 hrs · 23,131 cycles

RT WING REAR SPAR CAVITY SPOILER SUPPORT BEAM UPPER CHORD AT WBL 235.2 FOUND CRACKED. CRACKED CHORD TRIMMED. HFEC INSP TO VERIFY CHORD IS CRACK FREE. FABRICATED REPAIR ANGLES AND CHORD SEGMENT AND INSTALLED PER BOEING DRAWING 65B07738-58 AND EN 049-11.

Part: SPAR — CRACKED (NR 3 PYLON) · airframe 98,968 hrs · 23,131 cycles

DURING HFEC OPEN HOLE INSPECTION ON NR 3 PYLON FRONT SPAR CHORD FOUND 2 EA HOLE CRACKED. NR 3 PYLON FRONT SPAR CHORD REPAIRED PER BOEING SB 747-54A2158 AND SASCO EN 042-11.

Part: SPAR — CRACKED (NR 2 PYLON) · airframe 98,968 hrs · 23,131 cycles

DURING HFEC OPEN HOLE INSPECTION ON NR 2 PYLON FRONT SPAR CHORD FOUND 2 HOLE CRACKS. NR 2 PYLON FRONT SPAR CHORD REPAIRED PER BOEING SB 747-54A2158 AND EN 041-11.

Part: BULKHEAD — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

DURING HFEC OPEN HOLE INSPECTION FOUND CARCK AT RT BS 2598 BULKHEAD INNER CHORD. REPAIRED PER EN 052-11 APPROVED BY BOEING ODAR.

Part: BULKHEAD — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

DURING HFEC OPEN HOLE INSPECTION FOUND CRACK AT LT BS 2598 BULKHEAD INNER CHORD. REPAIRED PER SASCO EN 047-11 APPROVED BY BOEING ODAR.

Part: BEAR STRAP — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

HFEC INSPECTION FOUND CRACKS AT BEARSTRAP AT L3 DOOR CUTOUT EDGE AFT UPPER CORNER. REPAIRED PER B747 SRM 53-30-03 AND EN 065-11.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

FWD CARGO COMPARTMENT FLOORBEAM WEB AT BS 720 AT LBL 12 HAS A 1 INCH HOLE. FLOORBEAM WEB REPAIRED BER B747 SRM 53-10-04, FIG 70.

Part: STRAP — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

OPEN HOLE HFEC INSP FOUND STRAP CRACKED AT UPPER DECK FLOORBEAM BS 340 LT COMMON TO CRES STRAPS INSTALLED ON UPPER CHORD VERTICAL FLANGE AREA. DAMAGED STRAP REMOVED. NEW STRAP FABRICATED FOR DRAWING 65B10927 AND INSTALLED FER B747 SRM 51-30-02.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

UPPER DECK FLOORBEAM WEB AT BS 330 RBL 60 FOUND CRACKED. DAMAGED WEB REMOVED. FLOORBEAM UPPER CHORD TRIMMED OUT PER SRM 51-10-01 AND REPAIRED CARRIED OUT PER BOEING DRAWING 65B28068, REV B SHEET 3 AND SB 747-53-2272, FIG 16 NOTE 3.

Part: DOUBLER — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

HFEC INSPECTION FOUND CRACK ON WEB DOUBLER ON L1 DOOR CUTOUT FRAME ST STA 488 FWD SIDE OF DOUBLER AT LWR EDGE OF DOOR STOP NR 1. DAMAGED FRAME REMOVED. NEW WEB DOUBLER FABRICATED PER DRAWING 65B01838-11 AND INSTALLED PER B747SRM 51-30-02.

Part: SHEAR TIE — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MAIN DECK SHEAR TIE CRACKED AT BS 1180 AROUND LT S23 AREA. REPLACE CRACKED SHEAR TIE PER B747 SRM 51-30-02.

Part: SKIN — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

HFEC OPEN HOLE INSPECTION FOUND CRACK ON FUSELAGE SKIN AT BS 980 S38R. FUSELAGE SKIN REPAIRED FOR B747 SRM 53-30-03, FIGURE 60 WITH MINOR DEVIATIONS APPROVED BY BOEING.

Part: DOUBLER — CRACKED (R1 DOOR) · airframe 98,968 hrs · 23,131 cycles

R1 MED FWD FRAME UNDER UPPER HINGE CUTOUT DOUBLER CRACKED. CRACKED DOUBLER REMOVED AND REPAIR CARRIED OUT PER B747 SRM 52-10-02, FIG 13.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

OPEN HOLE HFEC INSPECTION FOUND 2 EACH CRACKS AT FASTENER HOLES ON STRINGER 38R AT BS 980. EXISTING REPAIR REMOVED, NEW CHORD FABRICATED PER DRAWING 65B09014, FOI CARRIED OUT OER BAC 5423 AND NEW CHORD INSTALLED PER B747SRM 51-30-02,

Part: DOUBLER — CORRODED (RT BLG WW) · airframe 98,968 hrs · 23,131 cycles

RT BLG WW NEAR STA 1460 O/B FRAME, CEILING SKIN FOUND CORRODED. CORROSION REMOVED AND AREA BLENDED. AREA CLEANED & INSPECTED TO ENSURE COMPLETE CORROSION REMOVAL AND REPAIRED PER EN 071-11 (BOEING ODAR APPROVED REPAIR).

Part: FRAME — CORRODED (LT BLG WW) · airframe 98,968 hrs · 23,131 cycles

LEFT BLG WW OVERWING LONGERON AT STA 1438, FRAME STRUCTURE HAS CORROSION. EXISTING REPAIR REMOVED, NEW CHORD FABRICATED PER DRAWING 65B09014, FOI CARRIED OUT OER BAC 5423 AND NEW CHORD INSTALLED PER B747 SRM 51-30-02.

Part: STRINGER — DAMAGED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

IN MAIN EQUIPMENT CENTER (MEC) STRINGER 36L FOUND DEFORMED AND RIVIT HOLE CRACKED AT BS 420. EXISTING REPAIR REMOVED, NEW CHORD FABRICATED PER DRAWING 65B09014, FOI CARRIED OUT OER BAC 5423 AND NEW CHORD INSTALLED PER B747 SRM 51-30-02.

Part: STRINGER — DENTED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

IN MAIN EQUIPMENT CENTER (MEC) STRINGER 38L BETWEEN BD 380 TO 400 FOUND DENTED. EXISTING REPAIR REMOVED, NEW CHORD FABRICATED PER DRAWING 65B09014, FOI CARRIED OUT OER BAC 5423 AND NEW CHORD INSTALLED PER B747SRM 51-30-02,

Part: DOOR FRAME — CRACKED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

CRACK ON RIGHT NR 1 MAIN ENTRY DOOR FRAME AT BS 488 FWD SIDE OF DOUBLER NEAR DOOR STOP NR 1. MAIN ENTRY DOOR FRAME REPAIRED PER B747 SRM 53-10-04 FIGURE 92.

Part: SKIN — CRACKED (L1 DOOR) · airframe 98,967 hrs · 23,131 cycles

SURFACE CRACK APPROX 1.8 INCHES IN LENGTH ON THE 1L MAIN ENTRY DOOR SKIN LOWER HINGE CUTOUT. DOOR SKIN REPAIRED PER BOEING SB 747-52-2144 WITH MINOR DEVIATION AS OUTLINED IN SASCO EARN N486EV-0097.

Part: FRAME — CRACKED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

FRAME WEB FOUND CRACKED IN AFT CARGO COMPARTMENT AT BS 1620 BETWEEN STRINGER 39L AND 40L. CRACKED FRAME WEB REPAIRED PER B747 SRM 53-10-04, FIGURE 69.

Part: FRAME — DEFORMED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

MAIN DECK FRAME DEFORMED AND CHAFED AT BS 1840 AROUND STRINGER 11L. MAIN DECK FRAME REPAIRED PER B747 SRM 51-4-03 FIG 2, DETAIL III.

Part: STRINGER SPLICE — CRACKED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

MAIN DECK CARGO STA 220, STR 4R, ZEE SPLICE ATTACHED TO SRT 4R CRACKED. CRACKED STRINGER SPLICE REMOVED AND REPLACED PER SRM 51-30-02.

Part: FRAME — DEFORMED (FUSELAGE) · airframe 98,968 hrs · 23,131 cycles

MID FRAME DEFORMED & CHAFED AT BS 1849 AROUND RT S11 AREA. DEFORMED FRAME AT BS 1840 AT S-11R REPAIRED PER BOEING 747 SRM 51-40-03 FIG 2, DETAIL III.

Part: REVEAL — CRACKED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

R4 MAIN ENTRY DOOR REVEAL CRACKED AT BS 1665, WL 220. REVEAL REPAIRED PER B747 SRM 53-10-04 FIG 84.

Part: SKIN — MISREPAIRED (L3 DOOR) · airframe 98,967 hrs · 23,131 cycles

FOUND SHORT EDGE MARGIN ON FASTENER HOLE ON THE SKIN LOWER HINGE AREA OF L3 DOOR. REPAIRED PER B747 SRM 51-40-02, FIGURE 1.

Part: SKIN — GOUGED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

EXTERNAL FUSELAGE AT BS 1996, STR 6R HAS GOUGE MARK WHICH IS BEYOND SRM LIMITS. DAMAGED AREA TRIMMED OUT AND REPAIRED PER SRM 53-3-03, FIG 1.

Part: FRAME — BROKEN (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

MAIN DECK FRAME BROKEN AT BS 1880 AROUND STRINGER 11. MAIN DECK FRAME BETWEEN STR 11R AND 15R REPAIRED PER B747 SRM 51-40-03 FIG 2 DETAIL III.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

DT EVALUATION UPPER DECK FLOORBEAM UPPER CHORD AFT FLANGE HAS DOUBLE HOLE AT BS 540 LBL 33. FLOORBEAM REPAIR PER B747 SRM 53-10-07, FIGURE 21.

Part: FRAME — CRACKED (FUSELAGE) · airframe 98,967 hrs · 23,131 cycles

FRAME WEB IN AFT CARGO AREA AT BS 1560 BETWEEN STRINGERS 39R AND 40R FOUND CRACKED. CRACKED FRAME WEB REPAIRED PER B747 SRM 53-10-04, FIGURE 69.

Part: COMPRESSOR — SURGES (NR 1 ENGINE) · airframe 98,215 hrs

DURING CLIMB ENGINE NR 1 HAD ENGINE COMPRESSOR SURGE AT 12,000 19,000 AND AGAIN AT 29,000. OPERATED ENGINE AT IDLE NO FURTHER STALLS, NO EXCEEDENCE OBSERVED. RETURNED TO ANC. REMOVED AND REPLACED NR 1 ENGINE PER EIA W/C F7001, F7202, F7207, F7209 OP'S CHECK GOOD.

Part: TRANSDUCER — BROKEN (CREW O2) · airframe 98,715 hrs · 23,021 cycles

AT FL 330 CREW NOTICED OXYGEN QTY DEPLETED. FOUND LOWER O2 TRANSDUCER BROKEN. SWAPPED 2 PAX O2 BOTTLES TO CREW POSITION, REF MM 12-15-08. LEAK CHECK PERFORMED NO LEAKS, ALSO SWAPPED LWR TRANSDUCER TO PAX FWD POSITION REF MM 35-11-03. PLACED PAX O2 SYSTEM ON DMI 368 PER MEL 35-1-3.

Part: CONNECTOR — DAMAGED (FIRE WARNING)

DURING SECOND LEG OF FLIGHT AFTER TAKEOFF APU FIRE WARNING CAME ON INTERMITTENTLY. PLACED ON DMI 346 PER MEL 49-1 CAT C DUE ON 3/29/11 PLACARDS INSTALLED. MEGGERED APU FIRE WARNING SYSTEM REF WDM 26-15-12 FOUND WIRE DAMAGED IN SEVERAL SPOTS ON WIRE RUN W720-W193-18B. REPLACED WIRE RUN W720-W193-18B FROM CONNECTOR D00635 TO "A" LOOP CONNECTOR DM2160. REPLACED CONNECTOR DM2160 CORRECTED ALL TWISTED WIRING, SYS OP'S CHECK NORMAL REF WDM 26-15-12, SWPM 20-62-15, 20-61-11 AND AMM 26-15-00. ALL APU ENGINE LOOPS FOUND TO BE WITH IN TOLERANCE REF. AMM 26-10-011 AND CMM 26-11-78 CLEARED DMI 346 PLACARDS REMOVED.

Part: CONNECTOR — DAMAGED (FIRE WARNING) · airframe 98,501 hrs

DURING FIRST LEG OF FLIGHT 1377 APU FIRE WARNING LIGHT FLICKERS-A AND B LOOPS FAULT INTERMITTENTLY WITH HANDLE LIGHT ALSO INTERMITTENT. ITEM TRANSFERRED TO DMI 346 PER MEL 49-1 CAT C DUE ON 03/29/11 PLACARDS INSTALLED. MEGGERED APU FIRE WARNING SYSTEM REF WDM 26-15-12 FOUND WIRE DAMAGED IN SEVERAL SPOTS ON WIRE RUN W720-W193-18B. REPLACED WIRE RUN W720-W193-18B FROM CONNECTOR D00635 TO "A" LOOP CONNECTOR DM2160. REPLACED CONNECTOR DM2160 CORRECTED ALL TWISTED WIRING, SYS OP'S CHECK NORMAL REF WDM 26-15-12, SWPM 20-62-15, 20-61-11 AND AMM 26-15-00. ALL APU ENGINE LOOPS FOUND TO BE WITH IN TOLERANCE REF. AMM 26-10-011 AND CMM 26-11-78 CLEARED DMI 346 PLACARDS REMOVED.

Part: LIGHT — INOPERATIVE (CABIN)

UPPER DECK (L) EMERGENCY LIGHT AFT OF STAIRWELL LIGHT NEXT TO PROJECTOR HOUSING INOP. REMOVED AND REPLACED EMERGENCY LIGHT, OP'S CHECKS GOOD PER MM 33-51-00.

Part: LIGHT — INOPERATIVE (CABIN)

UPPER DECK EMERGENCY LIGHT INOP (AFT). REPLACED UPPER DECK EMERGENCY LIGHT IAW MM 33-51-07 OPS CHECK OK IAW MM 33-57-07.

Part: CABLE — FAILED (COCKPIT SEAT) · airframe 96,727 hrs · 22,628 cycles

WHILE LOWERING THE FLIGHT ENGINEER SEAT ELECTRICALLY, HEARD LOUD POP, SMELLED ELEC SMOKE. PULLED F/E SEAT CIRCUIT BREAKER. CLEANED UP THE TRACK AND PERFORMED FE ELECT OPS CHECK PER MM 25-11-02, FOUND NORMAL. ACCOMPLISHED CABIN SMOKE INSPECTION PER MM 5-51-50, FOUND ACFT OK FOR CONTINUE OK.

Part: COVER — LOOSE (ESCAPE SLIDE)

L1 DOOR WILL NOT OPEN DURING ARRIVAL. FOUND ESCAPE LANYARD COVER LOOSE AND INTERFERING WITH UPPER GATE. SECURED LANYARD COVER DOOR OPS CHECK NORMAL.

Part: SMOKE DETECTOR — FAULTY (CARGO BAY)

DURING PUSH BACK, FWD CARGO FIRE WARNING LIGHT ILLUMINATED. R & R NR1 SMOKE DETECTOR IAW AMM 26-16-01. FWD CARGO SMOKE TEST OK.

Part: SWITCH — OUT OF TOLERANCE (CARGO DOOR) · airframe 96,308 hrs · 22,523 cycles

MAIN DECK SIDE CARGO DOOR LIGHT ILLUMINATED IN FLIGHT. FOUND DOOR WARNING SWITCH IS OUT OF TOLERANCE. ADJUSTED SWITCH PER AMM 52-32-00 - PRESSURIZE THE CABIN TO 8.4 IN HG FOR 5 MINS. NO SIDE CARGO DOOR OPEN LIGHT ILLUMINATED.

Part: SKIN — CORRODED (FUSELAGE) · airframe 95,372 hrs · 22,315 cycles

FUSELAGE EXTERIOR CORROSION, POST CLEAN UP EXCEED LIMITS. REPAIRED PER SRM 53-20-03 FIG 1 CAT B REPAIR DUE INSPECTION AT (THRESHOLD) 15,000 CYCLES LFEC.

Part: FITTING — CRACKED (NR 3 PYLON) · airframe 95,372 hrs · 22,315 cycles

NR 3 PYLON UNDERWING DIAGONAL FITTING FOUND CRACKED AT AFT END OUTBOARD RADIUS 3.5 INCHES LONG. REPLACED DIAGONAL BRACE UNDERWING FITTING PER EO 57-747-1404-95 REV C P/N ON IS 65B07795U23.

Part: FITTING — CRACKED (NR 1 PYLON)

NR 1 PYLON UNDERWING DIAGONAL FTG FOUND CRACKED. REPLACED PER EO 57-747-1404-95 REV C.

Part: WARNING SYSTEM — ACTIVATED (COCKPIT) · airframe 94,768 hrs · 22,195 cycles

AT 2000 FEET AGL CREW FELT A RUMBLE IN THE AIRFRAME AND DISCOVERED L1 DOOR LIGHT ON. ADJUSTED MAIN ENTRY DOOR GUIDE CAM AS PER 52-11-04, DOOR OPS CHECK NORMAL. THIS IS A SECOND OCCURRENCE REFERENCE SDR EIAA200900137.

Part: UNKNOWN — MALFUNCTIONED (L1 DOOR) · airframe 94,716 hrs · 22,179 cycles

AFTER TAKEOFF WHEN AC PACK WAS SELECTED THE L1 DOOR LIGHT ILLUMINATED, AIRCRAFT WOULD NOT PRESSURIZE. AFTER LANDING THE L1 DOOR LIGHT EXTINGUISHED. INSPECTED L1 DOOR IAW B747 MM 52-11-01 PG 601, NO DEFECTS FOUND.

Part: UNKNOWN — MALFUNCTIONED (EMERGENCY LIGHT) · airframe 94,543 hrs · 22,138 cycles

EMERGENCY LIGHT UPPER DECK AFT CABIN DOES NOT TEST LONGER THAN 5 SECONDS.

Part: SKIN — DENTED (FUSELAGE) · airframe 94,543 hrs · 22,138 cycles

FAA OFFICER SPOTTED FILLER FILLED AIRCRAFT OUTER SKIN AT LT BS 560 BETWEEN STR 28L-STR 29L. AREA CORRELATE TO DENT LOG N486-021 ENTRY FILLER REPAIRED REMOVED FILLERS FOR THE TWO SPOTS DESCRIBED. FOUND FWD DENT EXIT LIMITS. DENT NR 1 BS 564 STR 28L/29L WITHIN LIMIT. A=2" Y= 0.057". DENT NR 2 BEYOND LIMIT A=4" Y=0.145". CUT OUT DAMAGED AREA, ACCOMPLISHED REPAIR IAW SRM 53-30-03 DETAIL III. RESTORED FINISH. PERFORMED HTEC OPEN HOLE INSP. REF 51-00-00 FIG III.

Part: CIRCUIT CARD — DEFECTIVE (LANDING GEAR) · airframe 94,455 hrs · 22,120 cycles

UPON GEAR EXTENSION ALL PRIMARY SENSORS FOR ALL GEAR INOPERATIVE, ALL ALTERNATE SENSORS OK. WITH THIS THERE WAS NO RED GEAR UNSAFE LIGHT INDICATION TO INDICATE PRIMARY SENSOR FAILURES AND ALTERNATE SENSORS INDICATION DOWN AND LOCKED WHEN GOING BEYOND FLAPS 20 DEGREE RED GEAR UNSAFE ILLUMINATED AND WARNING HORN COULD NOT BE SILENCED. ALSO WITH GEAR RETRACTED, NOSE DOWN PRIMARY SENSOR REMAINED ILLUMINATED. AN EMERGENCY WAS DECLARED PRIOR TO LANDING. TROUBLESHOT FOUND PRIM A1 & A2 TEST POINT TO GROUND 1.2 VDC SHOULD BE 7.2 V, PER B747 MM 32-61-00. REPLACED A1 & A2 PRIM CARDS PER SAME CPS CHECK GOOD PER 32-61-00. INSTALLED ALL GEAR PINS FOR MX. REMOVED GEAR PINS PER B747 MM 09-11-00.

Part: DOOR FRAME — CORRODED (L3 DOOR) · airframe 94,312 hrs · 22,089 cycles

L3 DOOR FWD FRAME HAS CORROSION LWR CORNER VERTICAL SIDE. CUT OUT DAMAGE, FABBED AND INSTALLED REPAIR PER ECRA 486-52-076-2.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 94,312 hrs · 22,089 cycles

RT SEC 41 EXTERNAL SKIN BS 320-340 STR 2R - 5R 5 EACH DEFECT HOLES. FABBED REPAIR PARTS AND INSTALLED PER ECRA 486-53-073-2.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 94,312 hrs · 22,089 cycles

RT SEC 41 EXTERNAL SKIN BS 320-340 STR 8R-10R 14 EA DEFECT HOLES. FABBED REPAIR PARTS AND INSTALLED PER ECRA 486-53-073-2.

Part: SKIN — CORRODED (CARGO BAY) · airframe 94,312 hrs · 22,089 cycles

FWD PIT SKIN CORRODED AT BOTH PRESSURE RELIEF VALVES LWR CUTOUTS BS 770, STR 28L - 32L. REMOVED CORROSION, FABBED AND INSTALLED REPAIR PER B747 SRM 53-30-03 FIG 55.

Part: DOOR FRAME — CORRODED (R1 DOOR) · airframe 94,312 hrs · 22,089 cycles

R1 DOOR AFT FRAME CORRODED ON OUTER SURFACE AT LWR END OF FRAME. REMOVE DAMAGE, FABBED AND INSTALLED REPAIR PER ECRA 486-52-078-2.

Part: SKIN — CORRODED (RT WING) · airframe 94,312 hrs · 22,089 cycles

RT WING LEADING EDGE CAVITY LWR SKIN "PAD UP" AT LES 1291 HAS CORROSION. REMOVED CORROSION, FABBED AND INSTALLED REPAIR PER ECRA 486-57-074-2 REV A.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 94,312 hrs · 22,089 cycles

AFT PIT FUS BS 1820 LT BUTT LINE 2, 23 AND 26 WL 118 FLOORBEAM UPPER CHORD DING. REMOVED DAMAGE, FABBED REPAIR AND INSTALLED PER B747 SRM 51-40-04 PF 5-9 DETAIL III FIG 2.

Part: SKIN — CRACKED (L1 DOOR) · airframe 94,312 hrs · 22,089 cycles

L1 DOOR SKIN CRACK IN LOWER AFT CORNER COMMON TO DOOR FRAME. REMOVED DAMAGE, FABBED AND INSTALL REPAIR PER B747 SRM 52-10-02 PG 8-10A.

Part: SKIN — CORRODED (FUSELAGE) · airframe 44,312 hrs · 22,089 cycles

CORROSION ON SKIN UPPER DECK BETWEEN BS 620-640 ABOVE STR 6L. REMOVED DAMAGED AREA, FABBED AND INSTALLED REPAIR PARTS PER B747 SRM 53-30-03 FIG 17 SHEET 1.

Part: BATTERY PACK — NO TEST (EMERGENCY LIGHTS)

UPPER DECK EXIT SIGN WILL NOT ILLUMINATE. REPLACED BATTERY PACK AND OPS CHK. NORMAL IAW 33-51-00.

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 92,496 hrs · 21,727 cycles

DURING PREFLIGHT FOUNG CEILING U/D EMERGENCY EXIT LIGHT OVER THE STAIRS INOP. REPLACED LIGHT PER B747 MM 33-51-00, OPS CHECKED SATISFACTORLY.

Part: LIGHT — INOPERATIVE (CABIN)

UPPER DECK AFT EMERGENCY LIGHT INOP. REPLACED UPPER DECK AFT EMERGENCY LIGHT, OPS CK NORMAL PER MM 33-51-00.

Part: WIRE — DAMAGED (EMERGENCY LIGHTS)

(2) EACH EMERGENCY LIGHT ON UPPER DECK CEILING ARE OUT. EMERGENCY LIGHT ASSY U/D AFT REPLACED IAW MM 33-51-00. OPS CHECKED NORMAL. REPAIRED WIRE AT PIN NR 3 BROKEN AT KITE ASSY IAW STANDARD PRACTICES ALSO REPAIRED PIN IAW MANUAL OPS CHECKED NORMAL. (K)

Part: BOOT — TORN (BLEED VALVE) · airframe 91,294 hrs · 21,450 cycles

DURING CLIMB-OUT, APU FIRE WARNING LIGHT AND BELL CAME ON. FIRE SWITCH PULLED AND BOTTLE DISCHARGED. FIRE WARNING INDICATIONS CONTINUED AFTER APU SHUTDOWN AND EMERGENCY ACTION ITEMS COMPLETED. REPLACED SURGE BLEED VALVE BOOT PER B747 MM 49-53-01. OPS CHECK PER B747 MM 49-53-01. BOTH FIRE CARDS CHANGED PER B747 MM 26-10-000 PAGE 401. OPS CHECKED PER MM 26-15-00.

Part: MODULE — NO TEST (EMERGENCY LIGHTS) · airframe 87,781 hrs · 15,674 cycles

UPPER DECK CEILING EMERGENCY LIGHT DOES NOT TEST. REPLACED U/D AFT CEILING EMERGENCY LIGHT MODULE PER B747 MM 33-51-00. SYSTEM OPS CHECKED NORMAL PER B747 MM 33-51-00 PAGE 501.

Part: SKIN — CORRODED (BS 2412-2436) · airframe 89,855 hrs · 21,133 cycles

EXTERNAL FUSELAGE EMPENNAGE CUTOUT DOOR SKIN RETAINER, FRAME ARE CORRODED AND PAINT DETERIORATED. WORK ACCOMPLISHED PER ECRA NR 486-53-062-2.

Part: PLATE — MISINSTALLED (BS 840) · airframe 89,855 hrs · 21,133 cycles

TENSION TIE STEEL PLATE STA 840 LT HAS ONE PREVIOUSELY DAMAGED FASTENER HOLE WITH SHORT ESGE MARGIN. FABRICATED REPAIR PARTS (STRAPS) PER ECRA 486-53-065-2 AND INSTALLED PER B747 SRM 51-30-02 PAGES 8-19 AND EO 53-747-1818-03 REV "A".

Part: FRAME — CORRODED (BS 880) · airframe 89,855 hrs · 21,133 cycles

WHALE BONE (WING TO BODY FAIRING FRAME) CORRODED AT STA 880 STRINGER 46R TO 48R UPPER SURFACE OF LOWER BEAM. REPLACED WHALE BONE AT STA 880 BETWEEN STR 46R TO 48R PER ECRA NR 486-53-059-2.

Part: SKIN — DAMAGED (RT WING) · airframe 89,855 hrs · 21,133 cycles

RIGHT WING LANDING LIGHT SKIN PANEL OUTBOARD HAS NUMEROUS RIVETS PULLED/WORN THRU SKIN AND FASTENERS DISTRESSED. REPAIRED RT LEADING EDGE LANDING LIGHT SKIN PANEL PER ECRA NR 486-57-057-2.

Part: PRESSURE PANEL — CORRODED (NLG WW) · airframe 89,855 hrs · 21,133 cycles

NOSE LANDING GEAR WHEEL WELL, RT UPPER AT APPROX STA 280 HAS CORROSION BELOW AND UNDER STANDOFF. REMOVED CORROSION UNDER LINES SUPPORT (WEB) STA 280 RT WL 190 FOUND TO BE OUT OF LIMITS PER B747 SRM 53-30-01 AND 51-10-01. CUT OUT CORRODED SECTION AND INSTALLED REPAIR DOUBLER AND FILLER PER B747 SRM 53-10-04 PG 707-711AND SRM 51-30-02 PG 2-9.

Part: SKIN — CRACKED (BS 380-400 S44R) · airframe 89,855 hrs · 21,133 cycles

EXTERNAL FUSELAGE STA 390 STR 44R SKIN IS CRACKED AT FASTENER HOLE. REPAIRED EXTERNAL FUSELAGE AT STA 390 STR 44R PER ECRA NR 486-53-061-2 PART 1.

Part: FRAME — DAMAGED (BS 670) · airframe 89,855 hrs · 21,133 cycles

FWD PIT DOOR CUT OUT, AFT LOWER SIDE, FRAME WEB HAS DRILL STARTS, NEXT TO ATTACH LOCATIONS, FOUND UPON REMOVAL OF SEAL DEPRESSOR FOR REPAIR. REPAIRED DAMAGED AREA ON WEB AT FWD PIT DOOR CUT OUT AFT LOWER SIDE PER ECRA 3 486-53-063-2.

Part: FRAME — DAMAGED (BS 1810) · airframe 89,855 hrs · 21,133 cycles

AFT PIT BOOR CUT OUT FWD LOWER SIDE FRAME WEB AND SKIN CUT. FOUND UPON REMOVAL OF SEAL DEPRESSOR FOR REPAIR. REPAIRED PER ECRA NR 486-53-064-2.

Part: STAND OFF — BROKEN (NR 4 NACELLE) · airframe 89,855 hrs · 21,133 cycles

NR 4 ENGINE NACELLE I/B INSIDE 3RD ACCESS DOOR UPPER ROW, HYD STAND OFF BRACKET IS BROKEN AT BOTTOM WITH FASTENERS PULLED THROUGH WEB FRAME. REMOVED AND REPLACED HYD STAND-OFF BRACKET AND REPLACED WEB WHERE FASTENERS PULLED THROUGH WEB FRAME ON NR 4 ENGINE NACELLE I/B SIDE 3RD ACCESS DOOR UPPER ROW PER B747 SRM 54-10-03 FIG 12.

Part: TENSION TIE — DAMAGED (BS 800) · airframe 89,855 hrs · 21,133 cycles

STA 800 RT TENSION TIE HAS ONE DEFECTIVE FASTENER HOLE AFTER MAX ALLOWABLE REAM TO .309" PER SB 747-53-2502 VERIFIED WITH OPEN HOLE HFEC INSPECTION. REMOVED TENTION TIE (DAMAGED). FABRICATED TENSION TIE BEAM AND SPLICE PER B747 SRM 53-10-11 FIG 2 AND INSTALLED PER B747 SRM 53-10-11, 51-30-02 PAGE 8 AND 9 AND ECRA 486-53-065-2.

Part: SKIN — CHAFED (NR 1 NACELLE) · airframe 89,855 hrs · 21,133 cycles

NUMBER ONE ENGINE PYLON RIGHT SIDE NACELLE STA 180 TO NACELLE STA 236YLON SKIRT CHAFED AND FASTENERS SHEARED. REMOVED EXISTING DAMAGE NR 1 PYLON, RT SKIRT REPAIR DOUBLER AND SHEARED FASTENERS, FABRICATED AND INSTALLED NEW REPAIR DOUBLER AND NEW FASTENERS ON NR 1 PYLON, RT LOWER SKIRT BETWEEN NAC 180 TO STA 236 PER B747 SRM 54-30-03 FIG 36 SHEETS 1-4.

Part: FRAME — DENTED (BS 560) · airframe 89,855 hrs · 21,133 cycles

IN FWD PIT BILGE AREA DENT IN BS 560 FRAME WEB LBL19. IN FWD PIT BS 560 LBL 19 MEASURED DENT IN FRAME WERE FOUND TO BE OUT OF LIMITS PER SRM 53-10-01 FIG 1. REMOVED DAMAGE PER B747 SRM 51-40-02 FIG 1, FABRICATED DOUBLER PER B747 SRM 51-20-01 PAGES 11, 14-20 LOCATED AND DRILLED PER B747 SRM 51-30-05 PAGE 5. ALODINED DOUBLER PER B747 SRM 51-10-02. PRIMED PER BSOPM 20-41-02 AND INSTALLED PER B747 SRM 51-40-02 DETAIL I.

Part: LIGHT — NO TEST (CABIN) · airframe 89,668 hrs · 21,090 cycles

EMERGENCY LIGHT UPPER DECK CEILING L3 DOES NOT TEST, REPLACED EMERGENCY LIGHT ASSY UPPER DECK L3 PER B747 MM 33-51-00. OPS CHECKED NORMAL PER SAME.

Part: UNKNOWN — ODOR (COCKPIT) · airframe 89,112 hrs · 20,973 cycles

STRONG ELECTRICAL SMELL NOTED ON SHORT FINAL NO SMOKE NOTED ALL CB CHECKED CLOSED ELECTRICAL SYSTEM VOLTS AND FREQ LOADS NORMAL. ALL SYSTEMS TROUBLESHOT NO DEFECTS NOTED NOW OR ON NEXT FLIGHT.

Part: SMOKE DETECTOR — NO TEST (NR 5) · airframe 89,350 hrs · 20,966 cycles

NR 5 A LOOP SMOKE DETECTOR WILL NOT TEST. REPLACED SMOKE DETECTOR PER 26-14-01, TEST OK.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 88,938 hrs · 20,935 cycles

UPPER DECK SERVICE DOOR EMERGENCY LIGHT INOP. REPLACE BATTERY PACK, OPS CHECK GOOD PER MM 34-44-01.

Part: SKIN PANEL — DAMAGED (BS 2360) · airframe 88,772 hrs · 20,899 cycles

DURING CHECK, FOUND LIFTING FUSELAGE SKIN WITH DIMPLED SKIN AROUND FASTENERS, L/E SKIN BS 2360 BETWEEN STR 23L AND 35L. REMOVED CORROSION, REMOVED DAMAGED SKIN, NDT AREA, FABBED AND INSTALLED REPAIR PER BSRM 53-30-30 FIG 47.

Part: LAMP — INOPERATIVE (SMOKE DETECTORS) · airframe 88,732 hrs · 20,891 cycles

FOUND 5B SMOKE DETECTOR WILL NOT TEST. RELAMPED BEACON BULB IAW MM 26-14-00. RELAMPED BEACON BULB CHECKS GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 88,681 hrs · 20,878 cycles

FOUND UPPER DECK STAIR EMERGENCY LIGHT INOP. PART ORDERED FOR REPLACEMENT. REPLACED EMERGENCY LIGHT ASSY. OPS CHK OK PER 33-51-00.

Part: SMOKE DETECTOR — NO TEST · airframe 88,523 hrs · 20,834 cycles

NR 3A SMOKE DETECTOR WILL NOT TEST. REPLACED PER MM 26-14-02, TEST OK, DMI CLEARED.

Part: SMOKE DETECTOR — NO TEST (CARGO BAY) · airframe 88,196 hrs · 20,761 cycles

NR 2 B MAIN DECK CARGO SMOKE DETECTOR WILL NOT TEST. REPLACED NR 1 B SMOKE DETECTOR, OPS CHK GOOD PER MM 26-14-00.

Part: SMOKE DETECTOR — NO TEST (AFT CARGO BAY)

AFT CARGO SMOKE DETECTOR NR 5 WILL NOT TEST.

Part: FAN — ODOR (CABIN) · airframe 87,658 hrs · 20,644 cycles

WHEN RECIRC FAN TURNED ON DURING TAXI IMMEDIATELY SMELLED BURNING ODOR, FAN TURNED OFF AND PUT ON DMI. REMOVED AND REPLACED RECIRC FAN, LEAK AND OPS CHECK OK. DMI CLEARED.

Part: ENGINE — POWER LOSS (NR 3)

DURING DESCENT THROUGH FL340 NR 3 ENGINE ROLLED BACK TO IDLE AND WOULD NOT RESPOND TO THROTTLE LEVER INPUTS. PERFORMED UNRECOVERABLE STALL PROCEDURES, TOOK TWO ATTEMPTS AND ENGINE RETURNED TO NORMAL OPERATION FOR REMAINDER OF FLIGHT.

Part: ENGINE — MALFUNCTIONED (NR 3)

NR 3 ENG NO THROTTLE RESPONSE AT FL 370.

Part: SENSOR — DAMAGED (SPEED CONTROL) · airframe 86,734 hrs · 20,450 cycles

AT FL 380, PWR WAS REDUCED FOR SPEED CONTROL AND WAS NOT RESPONSIVE UNTIL REACHING FL 250. REPLACED NR 3 TT2 SENSOR AS PER MM 72-21-04, OPS CHK GOOD PER MM 71-00-00 TEST 3.

Part: ENGINE — STALLED (NR 3) · airframe 86,719 hrs · 20,448 cycles

WHILE DESCENDING FORM FL370 TO FL350, NR 3 ENGINE WENT INTO UNRECOVERABLE STALL. NO FLAMEOUT, VIBRATION OR EXCEEDENCES NOTED. NO SUCCESS WITH TWO ATTEMPTS TO RELIGHT. RAN IN-FLIGHT SHUTDOWN PROCEDURES, WAS ABLE TO RESTART AT FL 180. CHECKED PS3, PT3 PER MM 75-31-01, CHKD PRESS FP12, FP3 AT FUEL PUMP PER MM 77-00-40, REPLACED FLOW DIVIDER PER MM 75-32-03, ENGINE CHECKED PER MM 71-00-42 WITH NON FINDINGS. PERFORMED WINDMILL INSPECTION AS PER72-00-00.

Part: MODULE — LEAKING (HYD SYSTEM)

ON NR 3 ENGINE START, MAINTENANCE SAW HYDRAULIC FLUID LEAKING FROM ENGINE. BLOCK TURN BACK, FOUND EDP WOULD LEAK IF PRESSURIZED. DEFERRED PER MEL 29-1. INSTALLED NEW ADAPTER RING, NUT, AND 2 PACKINGS ON EDP PRESSURE MODULE. OPS CHK GOOD PER MM 29-11-23.

Part: LOGIC CARD — MALFUNCTIONED (MLG) · airframe 86,499 hrs · 23,099 cycles

MLG WOULD NOT EXTEND ON APPROACH INTO ORD, ALT EXTENTION REQUIRED. DMI 067 WAS GENERATED PER MEL 32-26, CAT C, DUE APRIL 19, 2006. 486EV CONTINUED TO JFK WITH MLG IN DOWN POSITION PER 32-26. REPLACED CARD FILE ASSY FOR PRIMARY GEAR SYSTEM LOGIC BUSS PER MM 32-611-14, SYS OPS CHK GOOD ON SEVERAL GEAR SWINGS.

Part: SEQUENCE VALVE — MALFUNCTIONED (NLG DOOR)

IN CRUISE EN ROUTE FROM CHS TO PIK, FELT BUFFETING FROM NLG DOOR. DOORS WERE CYCLING OPEN AND CLOSED. PLACED HANDLE IN OFF POSITION AND DIVERTED TO JFK. REPLACED NLG SEQUENCE VALVE MECHANISM AND NLG DOOR ACTUATOR PER MM 32-34-08, 32-34-14. OPS CHK GOOD ON GROUND.

Part: CONNECTOR — DIRTY (AILERON SYS) · airframe 85,533 hrs · 20,192 cycles

BTB DUE TO FAILURE OF LT OTB AILERON TO WORK DURING PRE-FLIGHT CONTROL CHECK. CLEANED CONTACTS AND RESEATED CANNNON PLUG ON LOCKOUT ACTUATOR PER SWPM CH 20-16-0. OP'S CHK PER 27-11-16, PG 41 OPS CK OK.

Part: CONNECTOR — DIRTY (AILERON SYS) · airframe 85,504 hrs · 20,187 cycles

BTB DUE TO FAILURE OF LT OTB AILERON TO WORK WITH FLAPS EXTENDED ON PREFLIGHT CHECK. REMOVED AND CLEANED CANNON PLUG ON LT OTB AILERON ELECTRIC LOCKOUT, PER SWPM CH 20-16-0. OP'S CK PER 27-11-16, PG 41, OPS CK OK.

Part: SKIN — REPAIRED (FLAP BULLNOSE) · airframe 58,258 hrs · 20,133 cycles

PER CUSTOMER REQUEST CHECK, NR 3 L/E FLAP BULLNOSE FAIRING FOUND PREVIOUSLY REPAIRED. DEFECTIVE BULLNOSE FAIRING SKIN REPAIRED PER SRM 57-50-03, FIG 3.

Part: FLOORBEAM — DAMAGED (BS 520) · airframe 85,258 hrs · 20,133 cycles

U/D BS 520 FLOORBEAM UPPER CHORD FWD FLANGE FLOOR PANEL ATT HOLE FOUND SHORT OF E/D AT LBL 73", 77", 80", 84", & 91". REPAIRED PER SB747-53A2452 FIG 9.

Part: FLOORBEAM — DAMAGED (BS 380) · airframe 85,258 hrs · 20,133 cycles

BS 380 FLOORBEAM UPPER CHORD FWD FLANGE FLOOR PANEL AT HOLE FOUND SHORT OF E/D AT LBL 36", 30", 21", 16", RBL 9.5', 16.5", 20", AND 25". REPAIRED DEFECTIVE FLOORBEAMS UPPER CHORD PER SB 747-53A2452 FIG 7.

Part: FLOORBEAM — CRACKED (BS 600) · airframe 85,258 hrs · 20,133 cycles

U/D BS 600 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 25 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD AND AFT APPROX .125" LONG. REPAIRED PER SB 747-53A2452 FIG 13.

Part: FLOORBEAM — DAMAGED (BS 380) · airframe 85,258 hrs · 20,133 cycles

BS 380 UPPER DECK FLOORBEAM UPPER CHORD FWD FLANGE FLOOR PANEL ATT HOLE FOUND SHORT OF E/D AT LBL 44" AND 56". REPAIRED FLOORBEAM UPPER CHORD LBL 40 THRU 49, AND 51 THRU 61, PER SB747-53A2431 FIG 8.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,258 hrs · 20,133 cycles

U/D BS 360 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE RBL 55 FLOOR PANEL ATT HOLE CRACKED RUNNING AFT APPROX .040" LONG. REPAIRED PER SB747-53A2431 FIG 10.

Part: FLOORBEAM — CRACKED (BS 420) · airframe 85,258 hrs · 20,133 cycles

U/D BS 420 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE LBL 33 FLOOR PANEL ATT HOLE CRACKED RUNNING AFT APPROX .060" LONG. REPAIRED PER SB747-53A2452 FIG 9.

Part: FLOORBEAM — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

U/D BS 400 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 55 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .060" LONG. REPAIRED PER SB 747-53A2452 FIG 9.

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 340 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 45 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .125". REPAIRED PER SRM 53-10-07, FIG 23.

Part: FLOORBEAM — CRACKED (BS 380) · airframe 85,258 hrs · 20,133 cycles

U/D BS 380 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE RBL 53 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .040 AND AFT APPROX .060 LONG. REPAIRED PER SB747-53A2431 FIG 10.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 85,257 hrs · 20,133 cycles

BS 360 FLOORBEAM UPPER CHORD HORIZONAL AFT FLANGE LBL 45 FLOOR PANEL AFT HOLE CRACKED RUNNING FWD APPROX .125 INCH AND AFT APPROX .125 INCH LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER SRM 53-10-07 FIG 9 (HORIZONTAL AFT FLANGE LBL 43).

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,257 hrs · 20,133 cycles

BS 340 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 52 FLOOR PANEL ATTACH HOLE CRACKED RUNNING FWD APPROX 0.040 INCH. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER S/B 747-53A2431 FIG 10 (HORIZONTAL AFT FLANGE RBL 52).

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,258 hrs · 20,133 cycles

U/D BS 340 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 52" FLOOR PANEL ATTACH HOLE CRACKED RUNNING FWD APPROX .040" LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED PER SB747-53A2431 FIG 10 HORIZONTAL AFT FLANGE RBL 52.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,258 hrs · 20,133 cycles

U/D BS 360 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE RBL 29" FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .040" LONG. REPAIRED PER SB747-53A2431 FIG 9.

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,258 hrs · 20,133 cycles

U/D BS 340 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 13" FLOOR PANEL A77, HOLE CRACKED RUNNING FWD APPROX .060" LONG. REPAIRED PER SB747-53A2431 FIG 9.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,258 hrs · 20,133 cycles

U/D BS 360 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 44" FLOOR PANEL ATT HOLE CRACKED RUNNING AFT APPROX. .040" LONG. REPAIRED PER SB747-53A2431 FIG 9.

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,257 hrs · 20,133 cycles

BS 340 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 34 FLOOR PANEL HOLE CRACKED RUNNING FWD 0.060 INCH AND AFT 0.040 INCH LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER SB 747-53A2431 FIG 9 (HORIZONTAL AFT FLANGE RBL 34).

Part: FLOORBEAM — CRACKED (BS 380) · airframe 85,258 hrs · 20,133 cycles

U/D BS 380 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 26" FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .040" LONG. REPAIRED PER SB747-53A2452 FIG 9.

Part: FLOORBEAM — CRACKED (BS 340) · airframe 85,257 hrs · 20,133 cycles

BS 340 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 45 FLOOR PANEL AFT HOLE CRACKED RUNNING FWD APPROX 0.040 INCH LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER SB 747-53A2431 FIG 9 (HORIZONTAL AFT FLANGE RBL45).

Part: FLOORBEAM — CRACKED (BS 520) · airframe 85,258 hrs · 20,133 cycles

U/D BS 520 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE LBL 42" FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .060" LONG. REPAIRED PER SB747-53A2452 FIG 9.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 85,257 hrs · 20,133 cycles

BS 380 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE LBL 55 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .125 INCH AND AFT APPROX .0625 INCH LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER SB 747-53A2431 FIG 9 (HORIZONTAL AFT FLANGE LBL 55).

Part: FLOORBEAM — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

U/D BS 400 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 23" FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX .060 AND AFT APPROX .060" LONG. REPAIRED PER SB747-53A2452 FIG 9.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,258 hrs · 20,133 cycles

U/D BS 360 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE RBL 41 FLOOR PANEL ATT HOLE CRACKED RUNNING AFT APPROX .040" LONG. REPAIRED PER SB747-53A2431 FIG 10.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,258 hrs · 20,133 cycles

U/D BS 360 FLOOR BEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 34 FLOOR PANEL ATT HOLE CRACKED RUNNING FWD APPROX. .060" LONG. REPAIRED PER SB747-53A2431 FIG 9.

Part: FLOORBEAM — CRACKED (BS 380) · airframe 85,258 hrs · 20,133 cycles

U/D BS 380 FLOORBEAM UPPER CHORD HORIZONTAL AFT FLANGE RBL 24" FLOOR PANEL ATT HOLE CRACKED RUNNING AFT APPROX. .040" LONG. REPAIRED PER SB747-53A2431 FIG 9.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,257 hrs · 20,133 cycles

BS 360 FLOORBEAM UPPER CHORD HORIZONTAL FWD FLANGE LBL 55 FLOOR PANEL AFT HOLE CRACKED RUNNING FWD APPROX 0.060 INCH LONG. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED AS PER SRM 51-10-07 FIG 9 (HORIZONTAL FWD FLANGE LBL 55).

Part: PLATE — CRACKED (BS 400) · airframe 85,228 hrs · 20,133 cycles

NWW RT AFT CORNER AT BS 400 INTERNAL SPLICE PLATE FOUND CRACK RUNNING FROM FWD EDGE GOING UNDER B/H CHORD. REPLACED DEFECTIVE SPLICE PLATE PER SRM 51-10-01, PG 9.

Part: PLATE — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

NWW LT AFT CORNER AT BS 400 INTERNAL SPLICE PLATE FOUND CRACK RUNNING FROM FWD EDGE GOING UNDER B/H CHORD. REPLACED DEFECTIVE INTERNAL SPLICE PLATE PER SRM 51-10-01, PG 9.

Part: PLATE — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

NWW LT AFT CORNER AT BS 400 INTERNAL SPLICE PLATE FOUND CRACK RUNNING FROM FWD EDGE GOING UNDER B/H CHORD. REPLACED DEFECTIVE INTERNAL SPLICE PLATE PER SRM 51-10-01, PG 9.

Part: PLATE — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

NWW RT AFT CORNER AT BS 400 INTERNAL SPLICE PLATE FOUND CRACK RUNNING FROM FWD EDGE GOING UNDER B/H CHORD. PLACED DEFECTIVE SPLICE PLATE PER SRM 51-10-01, PG 9.

Part: DOOR FRAME — CRACKED (BS 400) · airframe 85,258 hrs · 20,133 cycles

NR 1 L DOOR FWD FRAME LWR CORNER AREA CRACKED BS 400, WL 210. REPAIRED DEFECTIVE FWD FRAME PER SRM 52-10-02, FIG 10.

Part: INTERCOSTAL — CRACKED (BS 2220-2240) · airframe 85,258 hrs · 20,133 cycles

BULK CARGO AREA AFT OF STA 2220 - 2240, RT SR 40 ATT INTERCOSTAL CRACKED. REPLACED DEFECTIVE INTERCOSTAL PER SRM 51-10-01, PG 9.

Part: STIFFENER — CRACKED (BS 1830) · airframe 85,258 hrs · 20,133 cycles

BS 1830 STR 25R FOUND STIFFENER CRACKED. REPLACED DEFECTIVE STIFFENER PER SRM 51-10-01, PG 9.

Part: FLOOR SUPPORT — CRACKED (BS 1700-1720) · airframe 85,258 hrs · 20,133 cycles

M/D BS 1700-1720 RBL 78 LONGITUDINAL FLOOR SUPPORT WEB FOUND CRACKED. REPLACED DEFECTIVE FLOOR SUPPORT WEB PER SRM 51-10-01, PG 9.

Part: INTERCOSTAL — CORRODED (L4 DOOR) · airframe 58,258 hrs · 20,133 cycles

L4 DOOR INTERCOSTAL WEB FOUND CORRODED. REPAIRED DEFECTIVE INTERCOSTAL WEB PER SRM 51-40-03, FIG 1.

Part: INTERCOSTAL — CORRODED (L4 DOOR) · airframe 85,258 hrs · 20,133 cycles

FOUND L4 DOOR INTERCOSTAL WEB FOUND CORRODED. REPAIRED DEFECTIVE INTERCOSTAL WEB PER SRM 51-40-03, FIG 1.

Part: DOOR FRAME — CHIPPED (LT DOOR) · airframe 85,258 hrs · 20,133 cycles

LT DOOR FWD CUTOUT MIDDLE REVEAL FRAME EDGE CHIPPED. DEFECTIVE CHIPPED REVEAL REPLACED PER SRM 51-10-01 PG 9.

Part: SKIN — DETERIORATED (APU INLET) · airframe 85,258 hrs · 20,133 cycles

APU INLET DUCT ADJ ACTR FIBERGLASS HONEYCOMB FOUND DETERIORIATED AROUND THE PROTECTIVE SHROUD CUTOUT ON THE OUTER SKIN. TEMPORARY REPAIR PER SRM 51-40-12, HAECO REPAIR SCHEME R-49-15-35395, ECRA 486-49-052-1. REPEAT INSPECTION TO REPAIRED AREA WITHIN 10 DAYS AND EVERY "A" CHECK.

Part: FLOORBEAM — CRACKED (BS 360) · airframe 85,257 hrs · 20,133 cycles

BS 360 RBL 3 FLOORBEAM SCREW HOLE AREA FOUND CRACKED. DEFECTIVE FLOORBEAM UPPER CHORD REPAIRED PER SB 747 53A2452 FIG 13 (HORIZONTAL AFT FLANGE RBL 3).

Part: SPAR — CRACKED (RT WING) · airframe 85,258 hrs · 20,133 cycles

RHW NR 3 MAIN TANK MID SPAR WEB UPPER FASTENER HOLES (2 EA) CRACKED BETWEEN WS 614 AND WS 642. REPAIRED DEFECTIVE CRACKED WEB PER SRM 57-1-06, FIG 5.

Part: SKIN — CRACKED (NR 1 PYLON) · airframe 85,258 hrs · 20,133 cycles

LHW LE NOSE SKIN WEB FOUND CRACKED AT LBS 1116 IB OF NR 1 PYLON. REPLACED DEFECTIVE CRACKED RIB PER SRM 51-10-01, PG 9.

Part: FLOORBEAM — DAMAGED (BS 340) · airframe 85,258 hrs · 20,133 cycles

FOUND LT BS 340 FLOORBEAM UPPER CHORD 1 EACH HOLE COMMON TO FRAME INNER CHORD FOUND CRACKED AT FLOORBEAM UPPER CHORD, RUNNING UP AND DOWN. REPAIRED DEFECTIVE FLOORBEAM UPPER CHORD PER SRM 53-10-07, FIG 23.

Part: CLIP — DEFORMED (BS 1940) · airframe 852,582 hrs · 20,133 cycles

FOUND BS 1940 STR 14R FRAME ATT TIE CLIP FOUND DEFORMED. REPLACED DEFECTIVE TIE CLIP PER SRM 51-10-01, PG 9.

Part: SHEAR TIE — CRACKED (BS 1500) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 1500 STR 20-22L FRAME SHEAR TIE CRACKED. REPLACED DEFECTIVE SHEAR TIE PER SRM 51-10-01, PG 9.

Part: FRAME — CRACKED (BS 2230) · airframe 58,258 hrs · 20,133 cycles

RT SIDEWALL FRAME BS 2230, STR 16R TO STR 17R, FOUND CRACKED AROUND LIGHTENING HOLE CUTOUT. REPAIRED DEFECTIVE CRACKED REVEAL PER SRM 53-10-04 FIG 91.

Part: FRAME — CRACKED (BS 434) · airframe 85,258 hrs · 20,133 cycles

LT SIDE BS 434 FRAME AT STR 26L FOUND FOUR EACH FASTENER HOLES CRACKED AT FRAME WEB. REFER TO ATTACHED SKETCH FOR DETAILS. REPAIRED DEFECTIVE FRAME WEB PER SRM 53-10-04, FIG 99 BS 434 FROM STR 23L TO 30L.

Part: FRAME — CRACKED (BS 2230) · airframe 85,258 hrs · 20,133 cycles

FOUND RT SIDEWALL FRAME BS 2230 STR 16R TO STR 17R AROUND LIGHTENING HOLE CUTOUT CRACKED. REPAIRED PER 53-10-04, FIG 91.

Part: CARGO TRACK — CRACKED (BS 1950-1970) · airframe 85,257 hrs · 20,133 cycles

BS 1950-1970 RBL 96 TIE DOWN TRACK O/B FLANGE FOUND CRACKED. DEFECTIVE TIE DOWN TRACK REPAIRED AS PER SRM 53-10-05 FIG A AT BS 1930-BS 1970 RBL 96.

Part: CARGO TRACK — CHIPPED (BS 2100-2120) · airframe 85,258 hrs · 21,033 cycles

FOUND BS 2100-2120 LBL 11 TIE DOWN TRACK CROWN FOUND CHIPPED. REPAIRED DEFECTIVE TIE DOWN TRACK PER SRM 53-19-05, FIG 14.

Part: FLOOR PANEL — CRACKED (BS 2198) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 2198 LBL 99 FLOOR WEB CRACKED. REPAIRED FLOOR WEB PER SRM 51-40-02, FIG 1.

Part: SHEAR TIE — CRACKED (BS 1520) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 1520 STR 20R-22R SHEAR TIE FOUND CRACKED. REPLACED DEFECTIVE SHEAR TIE PER SRM 51-10-01, PG 9.

Part: INTERCOSTAL — CRACKED (BS 1220) · airframe 85,258 hrs · 20,133 cycles

M/D WING CENTER SECTION STA 1220 LBL 114 BELOW FLOOR INTERCOSTAL WEB CRACKED AT 2 LOCATION (FWD UPPER AND AFT LOWER). REPAIRED DEFECTIVE WEB PER SRM 51-40-02.

Part: SUPPORT BRACKET — CORRODED (BS 1333) · airframe 85,258 hrs · 20,133 cycles

KEEL BEAM SUPPORT SPLICE BRACKET CORRODED AT BS 1333, RBL 16". REPLACED DEFECTIVE SUPPPORT BRACKET PER SRM 51-10-01, PG 9.

Part: FRAME — CRACKED (BS 434) · airframe 85,258 hrs · 20,133 cycles

RT SIDE BS 434 FRAME AT STR 26R ONE EACH, FASTENER HOLE CRACKED AT FRAME WEB. REPAIRED DEFECTIVE CRACKED FRAME WEB PER SRM 53-10-04 FIG 9.

Part: CHANNEL — CORRODED (BS 520-820) · airframe 85,257 hrs · 20,133 cycles

BS 520 TO BS 840 RBL 40 HAT SECTION FOUND CORRODED. DEFECTIVE HAT SECTION REPLACED AS PER SRM 51-10-01 PG 9.

Part: SHEAR TIE — CRACKED (BS 1520) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 1520 STR 20-22L, FRAME SHEAR TIE FOUND CRACKED. REPLACED DEFECTIVE SHEAR TIE PER SRM 51-10-01, PG 9.

Part: SUPPORT BRACKET — CRACKED (CANOE FAIRING) · airframe 58,258 hrs · 20,133 cycles

LHW NR 2 FLAP TRACK CANOE FAIRING AFT SUPPORT FRAME CRACKED. REPAIRED DEFECTIVE CRACKED FRAME PER SRM 51-40-04, FIG 2.

Part: LAP JOINT — CRACKED (BS 370) · airframe 85,258 hrs · 20,133 cycles

FX BS 370 ST 6L SKIN LAP JOINT (1EA) FASTENER HOLE CRACKED AT TOP ROW. FOUND BS 365-378 BETWEEN STR 5L AND STR 6L SKIN LAP JOINT REPAIRED PER SRM 53-30-03.

Part: SHEAR TIE — CRACKED (BS 1500) · airframe 85,258 hrs · 20,133 cycles

M/D BS 1500 STR 20-22R FRAME SHEAR TIE FOUND CRACKED. DEFECTIVE SHEAR TIE REPLACED PER SRM 51-10-01, PG 9.

Part: CLIP — CRACKED (BS 1640) · airframe 85,258 hrs · 20,133 cycles

FOUND BS 1640 STR 14L, FRAME ATT TIE CLIP FOUND CRACKED. REPLACED DEFECTIVE TIE CLIP PER SRM 51-10-01, PG 9.

Part: SUPPORT BRACKET — CORRODED (BS 1333) · airframe 85,258 hrs · 20,133 cycles

KEEL BEAM SUPPORT SPLICE BRACKET CORRODED AT BS 1333, RBL 16. REPLACED DEFECTIVE SUPPORT BRACKET PER SRM 51-10-01, PG 9.

Part: SUPPORT BRACKET — CORRODED (BS 1308) · airframe 85,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT FLOAT NUT BASE FOUND CORRODED AT STA 1308, LBL 15 TO RBL 15. REPLACED DEFECTIVE SUPPORT PER SRM 51-1--01, PG 9.

Part: RIB — CRACKED (WING) · airframe 852,582 hrs · 20,133 cycles

LE CAVITY SUPPORT RIB CRACKED AT NR 4 V/C FLAP OB LINKAGE IB AND OB HOLE FLANGE AREA. REPAIRED DEFECTIVE SUPPORT RIB PER RS R57-51-35370.

Part: SUPPORT BRACKET — CORRODED (BS 1308) · airframe 58,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT FLOAT NUT BASE FOUND CORRODED AT STA 1308, LBL 15 TO RBL 15. REPLACED DEFECTIVE SUPPORT PER SRM 51-10-01, PG 9.

Part: SUPPORT BRACKET — CORRODED (BS 1330) · airframe 85,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT FLOAT NUT BASE CORROSION FOUND AT STA 1330, LBL 15 TO RBL 15. REPLACED DEFECTIVE SUPPORT PER SRM 51-10-01, PG 9.

Part: TIE ROD — CRACKED (FLAP TRACK) · airframe 85,258 hrs · 20,133 cycles

LHW NR 4 FLAP TRACK TIE ROD UPPER MOUNT FTG FLANGE CRACKED. REPAIRED DEFECTIVE CHORD PER SRM 51-40-04, FIG 3.

Part: TIE ROD — CRACKED (FLAP TRACK) · airframe 85,258 hrs · 20,133 cycles

LHW NR 4 FLAP TRACK TIE ROD UPPER MOUNT FTG FLANGE CRACKED. REPAIRED DEFECTIVE CHORD PER SRM 51-40-04, FIG 3.

Part: SUPPORT BRACKET — CORRODED (BS 1330) · airframe 58,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT FLOAT NUT BASE, FOUND CORROSION AT STA 1330 LBL 15 TO RBL 15. REPLACED DEFECTIVE SUPPORT PER SRM 51-10-01, PG 9.

Part: SUPPORT BRACKET — CORRODED (BS 1384) · airframe 58,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT ATTACH ANGLE, FOUND SURFACE CORROSION AT STA 1384, LBL 16 TO RBL 16. REPLACED DEFECTIVE SUPPORT PER SRM 51-10-01, PG 9.

Part: SKIN — DEFECTIVE (BS 1820) · airframe 85,258 hrs · 20,133 cycles

NEW ROTARY ACTUATOR AT BS 1820 WITH PILOT HOLE NOT ALIGNED WITH EXISTING FASTENER PATTERN AT SKIN. DEFECTIVE SKIN TRIMMED OFF AND REPAIRED PER RS R53-4-35387.

Part: SUPPORT BRACKET — CORRODED (BS 1394) · airframe 85,258 hrs · 20,133 cycles

KEEL BEAM PANEL SUPPORT ATTACH ANGLE SURFACE CORRODED AT STA 1394 LBL 16 TO RBL 16. REPLACED DEFECTIVE SUPPORT PER SRM 51-10-01, PG 9.

Part: RIB — CRACKED (LT WING) · airframe 58,258 hrs · 20,133 cycles

LHW LE CAVITY SUPPORT RIB CRACKED AT NR 5 VC FLAP IB LINKAGE OB D HOLE FLANGE AREA. REPAIRED DEFECTIVE SUPPORT RIB PER R.R. NO. R57-51-35370.

Part: HINGE FITTING — FAILED (NR 7 SPOILER) · airframe 85,238 hrs · 20,129 cycles

NR 7 SPOILER HINGE FITTING FAILED CAUSED DAMAGE TO NR 7 SPOILER AND LEADING EDGE OF INBOARD FORE FLAP. ACCOMPLISHED ECRA 486-57-046-1 BEFORE FLIGHT. REPLACED NR 7 SPOILER PANEL, REWORKED HINGE AND REPAIRED FLAP AS PER INSTRUCTIONS OF ECRA PART 1.

Part: CONTROLLER — MALFUNCTIONED (NR 3 ENGINE) · airframe 84,994 hrs · 20,076 cycles

NR 3 ENGINE ON DESCENT FL 350 WOULD NOT RESPOND TO PUSH-UP. RESTART REQUIRED ALL PAREMETERS WERE NORMAL RESTART OK. NR 3 EVC REPLACED AND TRIMMED PER MMS 71-00-00 AND 75-31-01 RESPONCE NORMAL.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 84,840 hrs · 20,042 cycles

UPPER DECK EXIT DOOR EMERGENCY FLOOD LIGHT INOP. REPLACED UPPER DECK DOOR EMERGENCY EXIT SIGN ASSY, SYSTEM OPS CHECK NORMAL IAW MM 33-51-00.

Part: SKIN — BULGED (FUSELAGE) · airframe 84,414 hrs · 19,949 cycles

SKIN BULGED ON FUSELAGE BELLY STA 2180 BL 0. SKIN REPLACEMENT COMPLIED WITH PER B 747 SRM 53-30-03 IN CONJUNCTION WITH NON-ROUTINE CARD 1095.

Part: SKIN — BULGED (FUSELAGE) · airframe 84,414 hrs · 19,949 cycles

BULGED BELLY SKIN AT TWO (2) LOCATIONS, STA 2160 BL 0 AND RBL 12. ACCOMPLISHED SKIN REPAIR PER B 747-SRM 53-03-03 AND STRINGER REPAIR PER B 747 SRM 53-10-03.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 84,183 hrs · 19,900 cycles

L5 DOOR AFT EMERGENCY EXIT LIGHT FOUND INOP. REMOVED AND REPLACED LIGHT ASSY IAW MM 33-51-05.

Part: CONNECTOR — DIRTY (L/E FLAP) · airframe 83,782 hrs · 19,816 cycles

NR 2 LED LEFT SIDE WILL NOT RETRACT BOTH NORMAL OR ALTERNATE. CLEANED AND SECURED C/P ON L/E FLAP LOGIC BOX. CYCLED FLAPS TWICE UP AND DOWN OPS AND INDICATION NORMAL PER MM 27-88-00 AND 27-88-02.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 83,385 hrs · 19,734 cycles

CORROSION UNDER STR 47 DOUBLER LT SIDE. REMOVED CORROSION PER SRM 51-10-01 BLENDED AREA FOUND TO BE WITHIN LIMITS PER 747 SRM 53-30-02 AND 53-30-01 FIG 1.

Part: KEELBEAM — CORRODED (FUSELAGE) · airframe 83,385 hrs · 19,734 cycles

CORROSION FOUND AT KEEL BEAM BS 1250 LBL 10. CORROSION REMOVED PER SRM 51-10-02, FABBED DOUBLER PER 747 SRM 53-10-9 FIG 2 AND INSTALLED. ALODINED, PRIMED AND PAINTED PER 747 SRM 51-10-06. HFEC INSPECTION ON ALL OPEN HOLES PER 747 NDR PART 6 CHAPTER 51-00-11 FIG 16.

Part: SKIN — CORRODED (FUSELAGE) · airframe 81,900 hrs · 19,422 cycles

AFT BELLY SKIN, BS 1800 LBL APPROXIMATELY 2 INCH BELT FRAME CORRODED AT SKIN CONTACT AREA WITH SHEAR TIE CLIP. CUT OUT DAMAGED CLIP, FABRICATED AND INSTALLED REPAIR DOUBLER IAW B747 SRM 53-10-04, FIG 3.

Part: SKIN — CORRODED (FUSLEAGE) · airframe 81,900 hrs · 19,422 cycles

AFT BELLY SKIN STRINGER R51 BS 1800 CORROSION BULGE VISIBLE FROM EXTERIOR. CUTOUT BADLY CORRODED SKIN AREA. REMOVED CORROSION FROM STRINGER. DOUBLER WITHIN LIMITS IAW 53-30-03. RII INSP: ACCOMPLISHED ECI PER B747 NDT MANUAL D-6-7170, PART 6, 51-00-00 FIG 23, NO DEFECT DETECTED: LAY OUT PATTERN FOR FASTENERS, PICKED UP HOLES, FABRICATED DOUBLER AND FILLER AND INSTALLED REPAIR PER SRM 53-30-03, FIG 37A. RESTORED ORIG FINISH PER 747MM 20-24-11.

Part: SKIN — CORRODED (FUSELAGE) · airframe 81,900 hrs · 19,422 cycles

AFT BELLY SKIN STR R51, CORROSION CRACK APPROX 1 INCH LONG BS 1860: CUT OUT BADLY CORRODED SKIN, CLEANED CORROSION FROM STRINGER: DOUBLER WITHIN LIMITS IAW 53-30-03: RII: ACCOMPLISHED ECI PER B747 NDT MANUAL D6-7170, PART 6, 51-00-00, FIG 623, NO DEFECT DETECTED. LAY OUT FASTENER PATTERN, PICK UP HOLES, FABRICATE DOUBLER AND FILLER AND INSTALL REPAIR PER 747 SRM 53-30-03, FIG 37A. RESTORED ORIGINAL FINISH PER 747 MM 20-24-11.

Part: SKIN — CORRODED (FUSELAGE) · airframe 81,900 hrs · 19,422 cycles

AFT BELLY SKIN, STRINGER R51, BS 1820. CUT OUT BADLY CORRODED SKIN, CLEANED CORROSION FROM STRINGER R51: INSIDE CUT OFF IAW SRM 53-30-03. RII: ACCOMPLISHED ECI PER B747 NDT MANUAL D6-7170, PART 6, 51-00-00, FIG 623, NO DEFECT DETECTED. LAY OUT FASTENER PATTERN, PICK UP HOLES, FABRICATE DOUBLER AND FILLER AND INSTALL REPAIR PER 747 SRM 53-30-03, FIG 37A. RESTORED ORIGINAL FINISH PER 747 MM 20-24-11.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 80,860 hrs · 19,199 cycles

EMERGENCY EXIT LIGHT INOP ABOVE CREW EXIT DOOR. REPLACED EMERGENCY EXIT BATTERY PACK PER MM 33-51-04. REPLACED SIGN PER 33-51-02, OPS CHECKED GOOD. ALSO REPLACED SIGN BATTERY PACK.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 80,790 hrs · 19,187 cycles

EMERGENCY LIGHT LT SIDE STATE ROOM UPPER DECK WENT OUT IN 5 SECONDS. REMOVED & REPLACED LT SIDE STATE ROOM (UPPER DECK) EMERGENCY LIGHT PER B747 MM 33-51-00. OP'S CHECK GOOD PER MM 33-51-00.

Part: WEB — GOUGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

AFT PIT STA 1500 BETWEEN STR 41-42 LEFT FWD SIDE OF WEB HAS DEEP GOUGE. FABRICATED AND INSTALLED FRAME SECTION & DOUBLER PER B747 SRM 51-4-003, PAGES 7-12 AT STA 1500 STR 41-42 L DUE TO GOUGE EXCEEDING LIMIT PER B747 SRM 53-10-01, PAGE 1-4. MTL ID 7075T6,.063 PER B747 SRM 53-11-25, PG 1,2,26. FABRICATED FRAME & DOUBLER PER B747 SRM 51-30-02, PG 2-3&8-9 ALONDINED PER B747 SRM 51-10-02 & PRIMED PER BSOPM 20-41-02, PGS 7-9.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

STA 360 LT UPPER DECK FLOORBEAM UPPER CHORD HAS NUMEROUS HOLES WITH SHORT EDGE MARGIN BETWEEN LBL 55 & LBL 82. REPAIRED STA 360 LH UPPER DECK FLOORBEAM UPPER CHORD SHORT EDGE MARGIN HOLES, LBL 55-LBL 82, PER ECRA #486-53-025-2, PART "C"

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

STA 360 LT UPPER DECK FLOORBEAM, TO FRAME INTERFACE HAS (4) ELONGATED HOLES. OVERSIZED ELONGATED HOLES AT STA 360 LT UPPER DECK FLOORBEAMS TO FRAME INTERFACE TO ROUND CONDITION. HFEC & 1OX VISUAL INSP SHOWS HOLES TO BE CRACK AND CORROSION FREE. (SEE ECRA 486-53-025-2). REMOVED EXISTING FREEZE PLUGS AT HOLES NR 2 AND NR 4 & INSTALLED NEW FREEZE PLUGS. INSTALLED (1) REPAIR STRAP AT BS 340 RT FLOORBEAM TO FRAME INTERFACE PER ECRA486-53-025-2.

Part: FRAME — CRACKED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

LEFT HAND AFT INNER CHORD CRACKED AT STA 2598 AT SHEAR DECK. FABRICATED AND INSTALLED SPLICE ANGLES LT AFT INNER CHORD STA 2598 AT SHEAR DECK, PER B747 SRM 53-10-04, FIG 72.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

STA 340 RT UPPER DECK FLOORBEAM TO FRAME INTERFACE HAS ELONGATED HOLES. OVERSIZED, ELONGATED HOLES TO ROUND CONDITION. HFEC & 1OX VISUAL INSPECTION SHOWS HOLES TO BE CRACK AND CORROSION FREE. (SEE ECRA 486-53-025-2) REMOVED EXISTING FREEZE PLUGS AT HOLES NR 2 & 4 & INSTALLED NEW FREEZE PLUGS. INSTALLED 1 REPAIR STRAP AT BS 340 R/H FLOORBEAM TO FRAME INNER INTERFACE PER ECRA 486-53-25-2.

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

STA 340 LT UPPER DECT FLOORBEAM TO FRAME INTERFACE HAS ELONGATED HOLES. OVERSIZED ELONGATED HOLES AT BS 340 LT FLOORBEAM TO FRAME INTERFACE TO ROUND CONDITION PER ECRA 486-53-25-2, PART B, STEP 2. HFEC & 10X VISUAL INSP SHOWS HOLES ARE CRACK AND CORROSION FREE. (ECRA 486-53-025-2,PART B, STEPS 2-3)

Part: FLOORBEAM — DAMAGED (FUSELAGE) · airframe 80,788 hrs · 19,186 cycles

STA 340, 360 RT UPPER DECK FLOORBEAM HAS NUMEROUS HOLES WITH SHORT EDGE MARGIN BETWEEN RBL 55-80. STA 340 AND 360 RT UPPER DECK FLOORBEAM WITH SHORT EDGE MARGIN HOLES REPAIRED PER ECRA 3486-53-025-2

Part: STRINGER — DENTED (FUSLEAGE) · airframe 80,788 hrs · 19,186 cycles

STRINGER 38R STA. 535 DENTED. REMOVED DAMAGED STR. FABBED AND INSTALLED NEW STRINGER PER B747 SRM 51-30-02,51-20-01, 51-20-01, & 51-10-02

Part: BULKHEAD — CORRODED (FUSELAGE) · airframe 80,785 hrs · 19,185 cycles

RT WING LANDING GEAR BAY CANTED BULKHEAD STA. 1261 RBL 0 UPPER INBD CORNER (TEE CHORD) HAS CORROSION. REMOVED AND REPLACED TEE CHORD AT STA. 1261 RBL 0 PER 747 SRM 51-10-02 PG 1, 51-30-05 PAGES 6-9, 51-30-02 PAGES 8-9 AND 51-10-16 PAGES 1-30.

Part: SCREW — LOOSE (LANDING LIGHT) · airframe 80,469 hrs · 19,126 cycles

DURING COCKPIT CHECK NOTICED ELECTRICAL ODOR. FOUND ONE SCREW HAD COME LOOSE ON LT OB LDG LIGHT SWITCH CAUSING ARCHING. UNABLE TO TIGHTEN SCREW REQUIRES NEW SWITCH. DEACTAVATED CIRCUIT AND ENTERED DMI 483. SWITCH ORDERED.

Part: TRANSFORMER — OVERHEATED (COCKPIT LIGHTS) · airframe 80,439 hrs · 11,920 cycles

STRONG ELECTRICAL ODOR IN COCKPIT PANEL LIGHT. C/B PULLED FUMES DISSIPATED. TRANSFERRED TO DMI 475. REPLACED RIGHT EIDS DISPLAY DUE IT WAS REPORTED FLASHING ON T/O. REPLACED AVIONICS ADAPTER RACK AND REPLACED DIMMEN TRANSFORMER DUE TO SIGNS OF OVERHEAT. OPERATED P9 AND P2 LIGHTING FOR MORE THAN TWO HOURS WITH NO SIGN OF SMOKE. P9 AND P2 LIGHTING OPS CHECK IAW MM 33-11-00.

Part: WIRE — BROKEN (COCKPIT) · airframe 80,431 hrs · 19,119 cycles

STRONG SMOKE /FUME ODOR, PULLED CTR PNL CB ODOR SEEMED TO GO AWAY. FOUND BROKEN WIRE L77-20 AT DIMMER BROKEN WITH SIGNS OF ARCHING AT TERMINAL. REPAIRED WIRE PER SWPM 20-10-13, OPS CHECKED PER B747 MM 33-11-00. NO ODOR NOTED.

Part: A/C PACK — ODOR (NR 1) · airframe 80,425 hrs · 19,118 cycles

WHILE AIRCRAFT WAS IN CLEAN CONFIGURATION AND LEVEL AT 6000 FEET HAD AN ELECTRICAL TYPE ODOR THAT APPEARS TO BE COMING FROM NR 1 A/C PACK, INTERMITTENT ODOR DURING APPROACH AND LANDING. DEFERRED NR 1 A/C PACK DMI 470.

Part: RHEOSTAT — OVERHEATED (COCKPIT LIGHTS) · airframe 80,397 hrs · 19,114 cycles

ON FINAL APPROACH NOTICED STRONG ELECTRIAL BURNING ODOR UPON SELECTING FLAPS DOWN. FOUND CENTER FWD BACKGROUND LIGHTING DIMMER/TRANSFORMER EXTREMELY HOT CB T137, PULLED AND COLLARED DMI PER 33-1 DMI 469. REMOVED AND REPLACED INSTRUMENT LIGHT DIMMER AND CTR INSTRUMENT LIGHT RHEOSTAT.

Part: HOSE — CHAFED (NR 3 HYD SYS) · airframe 79,812 hrs · 19,981 cycles

AFTER TAKE-OFF NR 3 HYD SYSTEM QUANITY DROPPED TO ZERO, EDP PRESSURE INDICATING ZERO, ADP PRESSURE NORMAL. ON CHECK FOUND NR 3 ENGINE EDP PRESSURE HOSE CHAFED, REPLACED PRESSURE HOSE IAW MM 29-00-00, LEAK CHECK GOOD ON ENGINE RUN.

Part: ENGINE — STALLED (NR 1) · airframe 79,004 hrs · 18,807 cycles

AT CRUISE ALTITUDE FL 320 NOTICED NR 1 ENG EPR DROP TO .25 LOWER THAN THE OTHERS. ALL OTHER READINGS AND INDICATIONS WERE NORMAL. WHEN ADJUSTING THRUST LEVER, ENGINE COMPRESSOR STALLED MULTIPLE TIMES, SHUT DOWN ENGINE. AFTER SHUTDOWN OIL PRESS 29 PSI, N1 29.9 AND N2 27.8. STATUS OF THIS SDR IS OPEN UNTIL COMPLETION OF INVESTIGATION.

Part: ENGINE — MALFUNCTIONED (NR 4) · airframe 785,489 hrs · 18,704 cycles

NR 4 ENGINE SHUTDOWN DUE TO LOW OIL PRESSURE, AFTER SHUTDOWN ENGINE WINDMILLED FOR 20 MINUTES. REMOVED AND REPLACED NR 4 ENGINE PER WORKCARD F7201, F7202, F7203 AND F7207, OPS CHECK GOOD.

Part: SKIN — CORRODED (NR 1 PYLON) · airframe 78,328 hrs · 18,654 cycles

FRETTING CORROSION AT FWD EDGE OF NR 1 PYLON O/B SAILPLANE DOOR CUTOUT. TRIMMED DAMAGE, NDT AREA, FABRICATED AND INSTALLED REPAIR PER ECRA 486-54-017-2.

Part: CONNECTOR — DAMAGED (N1 TACHOMETER) · airframe 78,020 hrs · 18,588 cycles

DURING TAKE-OFF ROLL, BEFORE TAKE-OFF POWER WAS SET NR 1 ENGINE N1 MAX OUT THEN FAIL, 75,000LBS OF FUEL WAS JETTISON TO GET TO LANDING WEIGHT. REMOVED AND REPLACED N1 TACH CANNON PLUG IAW MM 77-12-00

Part: VALVE — FAILED (ANTI-ICE) · airframe 780,025 hrs · 18,588 cycles

NR 3 ENGINE ANTI-ICE VALVE INOPERATIVE. REPLACED NR 3 ENGINE ANTI-ICE VALVE, OPS AND LOCK CHECK, OK. IAW 30-21-03 AND 30-21-00.

Part: SWITCH — FAULTY (COCKPIT)

SMOKE SEEN COMING FROM THE NR HF RADIO PANEL, SMOKE STOPPED IMMEDIATELY WHEN RADIO WAS SWITCHED OFF. FOUND RIGHT INBOARD LANDING LIGHT SWITCH BAD, REPLACED SWITCH AND HF CONTROL PANEL PER MM.