N831WA

Part: BATTERY PACK — INOPERATIVE (CABIN) · airframe 69,387 hrs · 41,641 cycles

LT AFT EXTERIOR EMERGENCY LIGHT INOP. REPLACED BATTERY PACK, OPS CHECK GOOD.

Part: WARNING SYSTEM — FALSE ACTIVATION (NR 2 ENGINE) · airframe 69,386 hrs · 41,638 cycles

TEN MINS PRIOR ARRIVAL LEX, HAD NR 2 ENG FIRE WARN. NR 2 ENG F/W A LOOP ON MCO. SHUTDOWN ENG PER POM. FIRED BOTH BOTTLES. LIGHT DID NOT GO OUT. LIGHT WENT OUT 2 MINS PRIOR LANDING. DECLARED EMERGENCY, NO FIRE CONFIRMED BY GROUND EQUIP. REPLACED FWD AND BOTTOM FIRE LOOPS AND BOTTLES.

Part: CONTROL VALVE — MALFUNCTIONED (A/C BAY) · airframe 69,172 hrs · 41,497 cycles

SIDEWALL AT SEAT 19 FELT WARM WITH SMELL. S/O BALANCE PACK SUPPLY BY USING ZONE TEMP CONTROL VLV. MOVED VLV TO WARMER POSITION, TRIED TO GET VLV BACK TO COOLER POSITION AND OVHEAT LIGHT ILLUMINATED. CREW UNSURE WHAT THEY HAD AND TALKED ABOUT DIVERTING WHILE TRYING TO T/S THE PROBLEM. REPLACED AFT ZONE TEMP VALVE.

Part: SKIN — BENT (TE FLAP)

I/B END, UPPER SKIN BENT. REPAIRED PER MM 57-52-0 FIG 803.

Part: SENSOR — FAILED (LT PACK)

DURING CRUISE AT FL 290, A PASSENGER NOTICED THE AREA APPROXIMATELY 10 INCHES BELOW THE WINDOWS AT SEATS 16E & 17E WAS HOT TO THE TOUCH AND A SLIGHT BURNING ODOR WAS PRESENT. AFTER RT PACK TURNED OFF AND DESCENDED TO FL240, THE AREA COOLED IMMEDIATELY AND ODOR DISSIPATED. CONTINUED ON LT PACK ONLY. CLEANED 35 DEG VALVE SENSOR AND C/P, OPS CHECK OF PACK ON GROUND OK. UNABLE TO DUPLICATE ITEM AT SEATS.

Part: ACTUATOR — FAILED (LE FLAP)

AFTER TAKEOFF, NR 7 SLAT WOULD NOT RETRACT UNTIL BACK ON GROUND. REPLACED NR 7 SLAT ACTUATOR AND EXTEND SWITCH, CHECKS OK.

Part: SKIN — CRACKED (VERTICAL STAB)

THE SKIN OF THE VERTICAL STABILIZER WAS FOUND CRACKED AT THE FUSELAGE CREASE LINE AND STRINGER 10L. THE DAMAGE WAS FOUND AT HMV AND REPAIRED PER ERA 333830-14AD.

Part: SKIN — CRACKED (FUSELAGE)

A 1.5 CRACK WAS FOUND IN THE L1 DOOR SURROUND STRAP. THE DAMAGE WAS FOUND DURING HMV AND REPAIRED PER ERA 333818-14.

Part: SKIN — CRACKED (VERTICAL STAB)

A CRACK WAS FOUND IN THE VERTICAL STABILIZER SKIN, LEFT HAND SIDE, WHERE THE SKIN MEETS THE UPPER TORQUE BOX AT APPROX FS 1210. THE DAMAGE WAS FOUND DURING HMV AND REPAIRED PER ERA 333807-14.

Part: WEB — CRACKED (NR 3 LE SLAT)

FWD WEB CRACKED INSIDE NR 3 L/E SLAT AT ANTI-ICE DUCT. STOP DRILLED CRACK AND FABRICATED REPAIR PARTS PER M/M 57-40-0 FIG 802 A. OK TO INSTALL. INSTALLED DOUBLER PER M/M 57-40-0 FIG 802 A.

Part: SKIN — CRACKED (BS 540-560)

THE FUSELAGE SKIN LAP WAS FOUND CRACKED AT STRINGER 4R BETWEEN FS 540 AND FS 560. THE DAMAGE WAS REPIARED PER ERA 333763-14 DURING HMV.

Part: SKIN — CRACKED (BS 620-640)

THE FUSELAGE SKIN WAS FOUND CRACKED AT THE STRINGER 4R LAP JOINT BETWEEN FS 620 AND 640. THE DISCREPANCY WAS REPAIRED BY ER/A 333765-14 AT HMV.

Part: SKIN — CRACKED (BS 1030-1050)

A CRACK WAS FOUND IN THE STRINGER 4L LAP JOINT BETWEEN FS 1030 AND 1050 DURING INSPECTIONS PER AD 99-04-22. ERA 333766-14 REPAIRED THE DAMAGE AT HMV.

Part: RIB — CRACKED (RT WING)

ACTUATOR RIB CRACKED. REPAIRED RIB PER M/M 57-54-0.

Part: ATTACH BOLT — CRACKS (#5 L/E SLAT)

AT HMV2, FOUND NR 5 L/E SLAT 2 CRACKS AT FENCE ATTACH BOLT HOLES AT L/E. MFR REPAIR DOUBLER PER MM 57-54-0 FIG 813, REPAIRED PER SAME.

Part: SKIN — WORN (LE FLAP)

DURING SHOP INSPECTION, THE LOWER L/E SKIN WAS FOUND WORN APPROX 1 INCH LENGTH AT THE O/B END OF THE FLAP. THE L/E WAS REPAIRED BY INSTALLING A DOUBLER PER MM 57-52-0 FIG 803.

Part: BLKHD STIFFENER — CRACKED (BS 1183)

THE LBL 36.83 VERTICAL STIFFENER OF THE 1183 BULKHEAD WAS FOUND CRACKED AT HMV. ERA 333764-14 REPAIRED THIS CONDITION.

Part: RIB — CRACKED (NR 2 LE SLAT)

AT HMV2, FOUND RIB CRACKED ON O/B SIDE OF ACT FITTING ON NR 2 L/E SLAT. STOP DRILLED CRACK PER MM 57-54-0 FIG 804. FABRICATED DOUBLER PER SAME, INSTALLED.

Part: RIB — CRACKED (NR 2 LE SLAT)

AT HMV2, FOUND NR 2 L/E SLAT, RIB TEMP REPAIR STOP DRILLED CRACK, I/B SIDE OF ACT FITTING. STOP DRILLED CRACK PER MM 57-54-0 FIG 804, FAB'D DOUBLER PER SAME, INSTALLED.

Part: RIB — CRACKED (#3 L/E SLAT)

AT HMV2, FOUND DOUBLER CRACKED ON RIB LOC I/B SIDE OF ACTUATOR FITTING ON NR 3 L/E SLAT. STOP DRILLED CRACK PER MM 57-54-0. FABRICATED DOUBLER, FOUND SECOND RIB CRACK, DRILLED SECOND RIB, FABRICATED ANOTHER DOUBLER, CUT AND REMOVED RIBS. INSTALLED DOUBLERS PER 51-40-3 AND 57-54-0 FIG 804. CPONTN N/R 1086, REPAIRED RIB/SKIN SPLICE PER MM 57-54-0 FIG 804, 801, SRM 51-40-3.

Part: RIB — CRACKED (NR 3 LE SLAT)

AT HMV2 FOUND NR 3 L/E SLAT, RIB CRACKED I/B SIDE OF I/B TRACK. REMOVED FASTENERS, STOPPED DRILLED CRACK. FABRICATED DOUBLER PER MM 54-57-0 FIG 811. INSTALLED DOUBLER PER SAME.

Part: RIB — CRACKED (NR 2 LE SLAT)

AT HMV2, FOUND NR 2 L/E SLAT, RIB CRACKED I/B SIDE OF ACT FITTING. STOPPED DRILLED CRACK PER MM 57-54-0 FIG 804. FAB'D DOUBLER PER SAME, AND INSTALLED.

Part: RIB — CRACKED (NR 3 LE SLAT)

AT HMV2, FOUND RIB CRACKED INSIDE NR 3 L/E SLAT ON O/B SIDE OF I/B TRACK. TRIMMED OUT DAMAGE, AND REPAIR ANGLE PER MM 57-54-0 FIG 811. INSTALLED DOUBLER PER SAME.

Part: BRACKET — CRACKED (NR 8 LE SLAT)

FOUND ON A1 LETTER CK, NR 8 SLAT INBD MOUNT BRACKET CRACKED. REPAIRED PER MM 57-20-21.

Part: LINE — LEAKING (NLG WW)

ON TAKEOFF IMMEDIATELY AFTER SELECTING FLAPS TO 2 DEGREES FROM 5 DEGREES, EXPERIENCED A SYSTEM HYDRAULIC LOSS QTY AND PRESSURE DECREASED RAPIDLY TO 0. SYSTEM B NORMAL THROUGHOUT. MAINTENANCE FOUND ACTUATOR LINE IN NLG WHEELWELL LEAKING. REPLACED LINE, SERVICED HYDRAULIC SYSTEM TO FULL, INSPECTED CASE DRAIN FILTERS ON ALL 3 ENGINES ALL OK. RAN ENGINES AND ALL FLIGHT CONTROLS. ALL HYDRAULIC SYSTEMS CHK OK.

Part: SKIN — CRACKED (BS 420-440)

LFEC INSPECTION OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 360 AND 480 INDICATED A CRACK IN THE LOWER FASTENER ROW OF THE LOWER SKIN PANEL. INTERNAL HFEC INSPECTION CONFIRMED A SINGLE CRACK BETWEEN FS 420 AND 440. THE CRACK WAS ROUTED OUT AND AN EXTERNAL REPAIR DOUBLER INSTALLED PER B727 SRM 53-30-3, FIG 5 AND ER/A 367547-14AD.

Part: BATTERY PACK — DISCHARGED (RT EMER EXIT)

EMERGENCY EXIT LIGHT SIGN OVER RT OVERWING EXIT INOP ON TEST. REPLACED RACK AND BATTERY PACK, OPN CKS OK.

Part: ANGLE — CRACKED (NR 2 LE SLAT)

NR 2 SLAT LWR COVE SKIN ATTACH ANGLE CRACKED AT I/B STOP PAD. REPAIRED PER M/M 57-54-0 PG 816.

Part: CHORD — CRACKED (BS 1342)

FOUND ON F2 LETTER CK, 1 INCH CRACK IN STA 1342 CHORD ABOVE THE NUMBER 2 ENGINE S-DUCT. STOP DRILLED CRACK PER MM 53-11-0.

Part: BRACKET — CRACKED (NR 1 LE SLAT)

FOUND ON F1 LETTER CHK, NR 1 SLAT ACT IB MOUNT BRACKET CRACKED AT WEB. REPAIR PER M/M 57-20-21.

Part: SKIN — CRACKED (PAX DOORWAY)

FOUND F1 LETTER CHECK, FWD ENTRY DOOR UPPER HINGE CUTOUT CRACKED APPROX .25 IN. REPAIR PER M/M 53-30-03.

Part: LIGHT — INOPERATIVE (CABIN)

FA AFT FLASHLIGHT INOP. REPLACED BATTERY, OPN NML.

Part: BATTERY — DISCHARGED (CABIN)

AFT CARGO DOOR EMERGENCY EXIT LIGHT INOP. REPLACED BATTERY PACK, ALL CKS NORMAL.

Part: STRINGER — CRACKED (VERT STAB)

STRINGER CRACKED VERT STAB INTERIOR STRINGER 1R AT RIB NR 4. STOP DRILLED CRACKS PER M/M 55-30-0 FIG 803. FABRICATED REP AIR PER M/M 55-30-0 PG 803 FIG 803. OK TO INSTALL. INSTALLED REPAIR PER M/M 55-30-0 PG 803 FIG 803.

Part: SKIN — CORROSION (BS 825)

DURING INSPECTION OF THE LOWER WIND SKIN PER EO 4-37113-3, CORROSION WAS FOUND ON THE SKIN AT APPROX FS 825 AND LBL 32.2. THE DAMAGE CUTOUT MEASURED 7.5 (IB/OB) BY 6.125 (FORE/AFT). REPAIRED PER ERA 330730-14AD.

Part: BLKHD STIFFENER — CRACKED (BS 1183)

AN EXISTING REPAIR WAS FOUND ON THE FS 1183 BULKHEAD VERTICAL STIFFENER AT RBL 8. THIS REPAIR WAS REMOVED AND A 2.5 CRACK WAS DISCOVERED IN THE IB FLANGE-TO-WEB RADIUS. S/B 727-53-0175 WHICH IS REQUIRED BY AD 90-06-09, CONTAINS INSPECTION, MODIFICATION, AND REPAIR INSTRUCTIONS FOR THIS AREA. THE REMAINDER OF THE MODIFICATION WILL BE ACCOMPLISHED PER E.O. 4-59275-3 AT A LATER OVERHAUL MTC VISIT.

Part: BATTERY PACK — DISCHARGED (CABIN)

AFT CABIN EMERGENCY LIGHTS OUT. REPLACED BATTERY PACK M983.

Part: SKIN — CRACKED (PAX DOOR AREA)

FOUND ON D2 LETTER CK, .4687 INCH CRACK IN FUSELAGE SKIN AT FWD ENTRY DOOR LOWER HINGE CUTOUT. REPAIRED PER MM 53-30-0.

Part: SKIN — CRACKED (FUSELAGE)

FOUND ON D2 LETTER CK, AFT AIRSTAIR DOOR CUTOUT RT FWD RADIUS CRACKED. REPAIRED PER MM 53-30-0.

Part: WIRE — BROKEN (CABIN)

EMERGENCY TRACK LIGHTS INOP FROM 20ABC TO 27ABC. FOUND WIRES BROKEN AT 20ABC AND 27ABC. REPAIRED SAME, EMERGENCY TRACK LIGHTING SYSTEM OPS CHECKS GOOD.

Part: FITTING — PITTED (NR 4 FLAP TRACK)

LT MLG NR 4 FLAP TRACK PORKCHOP FITTING HAS PITTED BUSHING. FORWARD HOLE BORED TO 1.7068 INCH PER MM 57-42-0, PAGE 814.MPI PER PS 900-6-2, NR 01. OK. TURNED O/D OF BUSHING BRUSH CAD FITTING IN STRIKE CAD PLATE BUSHING, PAINTED FITTING PER MM 57-42-0. INSTALLED BUSHING. OK TO INSTALL BUSHING TOP COATED REF MM 57-42-0.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

ON PREFLIGHT, EMERGENCY TRACK LIGHTS INOP IN FWD CABIN. REPLACED POWER SUPPLY, OPS NORMAL.

Part: ACT BRACKET — CRACKED (NR 6 SLAT)

NR 6 L/E FLAP ACTUATOR BRACKET CRACKED OUTBOARD END. FOUND ON D-1 LTR CK TPA MM. REPAIRED PER 57-20-21.

Part: SKIN — CRACKED (RT ELEVATOR)

RIGHT ELEVATOR LOWER INBOARD SKIN IS CRACKED 2.50 INCHES AFT OF PREVIOUS REPAIR. FOUND DURING D-1 LTR CK TPA MM. REPAIRED PER SRM 55-20-3.

Part: PANEL — DAMAGED (RT HORZ STAB)

UPON ARRIVAL PDX, FOUND ON RIGHT HORZ STAB LOWER SURFACE A CLOSURE PANEL FOR AN ELEV BALANCE PANEL BAY. PANEL 9216 THE FWD THIRD OF PANEL HAD SEPARATED FROM THE ACFT AND EMBEDDED ITSELF INTO THE TAIL CONE. ALSO, FOUND LOWER SKIN DAMAGED ON RIGHT ELEVATOR. DAMAGED PANEL 9206 WAS REPLACED WITH NEW, TAIL CONE REPAIRED PER DL ERA302170-4 AND ELEVATOR LOWER SKIN REPAIRED PER SRM 55-20-2.

Part: FORMER — CRACKED (BS 560)

FOUND ON CV2 CK, .75 INCH CRACK IN FORMER STA 560 STR 25L. INSTALLED DOUBLER PER SRM 53-10-4 FIG 26.

Part: FORMER — CORRODED (BS 640)

FOUND ON CV2 CK, CORROSION ON FORMER BEHIND T-ANGLE STA 640 O/B STR 27R. INSTALLED DOUBLER PER SRM 53-10-4 FIG 13.

Part: STRINGER — CORRODED (FS 510)

FOUND ON CV2 CHECK, CORROSION IN STRINGER 26R AT STATION 510. REPAIRED PER SRM 53-10-3.

Part: SKIN — CORROSION (BS 1010)

THE SKIN AT THE BUTT SPLICE AT STA 1010 WAS FOUND TO BE CORRODED AT SEVERAL PLACES. THREE AREAS WERE CUT OUT ALONG THE SPLICE TO REMOVE DAMAGE AT S-29L, 29R AND 27R. AN EXISTING BUTT SPLICE REPAIR EXISTED AT STR 30 AND WAS REMOVED. THE CUT AT STR 29L MEASURES 2.25 INCH BY 1.75 INCH, THE CUT AT S-30 MEASURES 3 INCH BY 4 INCH, THE CUT AT S-29R MEASURES 2.5 INCH BY 1.75 INCH, AND THE CUT AT S-27R MEASURES 6 INCH BY 2 INCH. THE ORIGINAL SKIN IS MANUFACTURED FROM 2024-T3 CLAD MILLED TO 0.071 LOCALLY. ERA301979-14 AUTHORIZES A DOUBLER REPAIR TO COVER THE THREE AREAS AT S-29L, 30 AND 29R. S-27R WILL BE REPAIRED PER SRM.

Part: STRINGER — CORRODED (FS 1120)

FOUND ON CV2 CHECK, CORROSION AT STRINGER 27R AT STA 1120. REPAIRED PER SRM 53-10-3 FIG 1.

Part: RIB — CRACKED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH L/E SUPPORT RIB NR 5 CRACKED. REPAIRED PER SRM 57-54-0 PG 814.

Part: SEAT TRACK — CRACKED (FS 760)

FOUND ON CV2 CHECK, O/B RT SEAT TRACK CRACKED AT FWD END HOLE AT STA 760. REPAIRED PER SRM 53-10-8 FIG 11.

Part: SEAT TRACK — CRACKED (FS 760)

FOUND ON CV2 CHECK, O/B LT SEAT TRACK CRACKED AT FWD END HOLE AT STA 760. REPAIRED AS PER SRM 53-10-8 FIG 11.

Part: SKIN — CORRODED (FS 1010)

FOUND ON CV2 CHECK, CORROSION AT SKIN O/B STR. 27R AFT OF STA 1010. REPAIR: REPAIRED PER ERA NO. 301979-14.

Part: FLOORBEAM — CORRODED (FS 360)

FOUND ON CV2 CHECK, CORROSION ON FLOORBEAM AROUND NUTPLATE HOLES FROM LBL 10 RBL 12 STA 360. REPAIRED AS PER M/M 53-20-11 PG 802 ITEM 6C.

Part: FLOORBEAM — CORRODED (FS 1050)

FOUND ON CV2 CHECK, CORROSION TOP AND BOTTOM OF FLOORBEAM STA 1050 BETWEEN RBL 25 AND RBL 45. REPAIRED PER ERA NR 301959-14 CODE 4-53-21-02.

Part: FORMER — BENT (FS 500)

FOUND ON CV2 CHECK, FORMER BENT STA 500 O/B STR 25R. REPAIRED PER SRM 53-10-4 FIG 26.

Part: SEAT TRACK — CRACKED (FS 760)

FOUND ON CV2 CHECK, I/B RT SEAT TRACK CRACKED AT FWD END HOLE AT STA 760. REPAIRED PER SRM 53-10-8 FIG 11.

Part: FORMER — DAMAGED (FS 720)

FOUND ON CV2 CHECK .50 INCH X .3750 INCH HOLE ON THE TOP OF FORMER 720C O/B STR 26R. REPAIR: REPAIRED PER SRM 53-10-4 FIG. 26.

Part: SKIN — CORRODED (FS 1010)

FOUND ON CV2 CHECK, CORROSION AT SKIN AFT OF STA 1010 O/B OF STR. 29L. REPAIR: REPAIRED PER ERA N0. 301979-14.

Part: TE SKIN — DELAMINATED (RT ELEVATOR)

FOUND ON CV2 CHECK, RIGHT ELEVATOR DELAMINATED JUST OUTBD OF TRIM TAB ON TE. REPAIRED PER M/M 55-20-0 PG 801 ITEM 2.

Part: SKIN — CORROSION (FS 1120)

FOUND ON CV2 CHECK SKIN BULGE (VIEWED FROM OUTSIDE) AT STA. 1120 AND STR. 27R. REPAIR: REPAIRED PER SRM 53-30-3 FIG. 3.

Part: SKIN — OIL CANNED (NR 5 LE FLAP)

OUTER SKIN OIL CANNING AND DENTED 58 INCHES FROM IB END. REPAIRED AS PER 57-50-03 FIG 1 AND IN REFERENCE TO ERA NR 271165-14 FOR NR 5 L/E SLAT, DURING SHOP INSPECTION.

Part: RIB — CRACKED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH SUPPORT RIB NR 12 CRACKED. REPAIRED PER SRM 57-54-0 FIG 804.

Part: RIB — CRACKED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH RIB NR 2 CRACKED. REPAIRED PER SRM 57-54-0 FIG 804.

Part: SKIN — DENTED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH L/E SKIN DENTED AT 36 FROM I/B END. REPAIRED PER SRM 57-50-1.

Part: RIBS — CRACKED (RT LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH RIBS NR 3 AND 4 CRACKED. REPAIRED PER SRM 57-50-4.

Part: RIB — CRACKED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH RIB NR 11 CRACKED. REPAIRED PER SRM 57-54-0 FIG 804.

Part: LE SKIN — DENTED (NR 5 LE FLAP)

DURING SHOP INSPECTION, NR 5 L/E SLAT WAS FOUND WITH L/E OUTER SKIN DENTED. REPAIRED PER SRM 57-50-3 FIG 6.

Part: RIB — CRACKED (NR 5 LE FLAP)

DURING SHOP INITIAL INSPECTION, CRACK FOUND ON THE O/B RIB OF THE O/B SLAT TRACK RIB. A REPAIR WAS INSTALLED PER THE M/M CHAPTER 57-54-00 FIG 814, FOR NR 5 SLAT.

Part: ANGLE — CRACKED (NR 1 SLAT)

FOUND ON C2 LTR CK, NR 1 SLAT O/B STOP CASTING LOWER CHORD ANGLE CRACKED .25 INCH VISIBLE. REPAIRED LWR CHORD ANGLE PER M/M 57-54-0.

Part: CLIP — CRACKED (FS 1263)

FOUND DURING C-2 LETTER CHECK, SKIN CLIP CRACKED AT STA 1263 LT SIDE. REPAIRED PER MM 54-11-0 PG 825.

Part: ANGLE — CRACKED (NR 3 LE SLAT)

FOUND DURING C-2 LETTER CHECK, LWR COVE PANEL ATTACH ANGLE CRACKED NR 3 L/E SLAT BELOW TAI DUCT. REPAIRED PER MM 57-54-0.

Part: LE RIB — CRACKED (NR 6 SLAT)

FOUND ON C2 LTR CK, .5 INCH CRACK AT LEADING EDGE NOSE RIB ON 6 SLAT INBOARD OF ACTUATOR. REPAIR PER M/M 57-54-0.