N306DL

Part: SKIN — GOUGED (FUSELAGE) · airframe 58,019 hrs · 43,450 cycles

FUSELAGE SKIN GOUGED AT STATION 827 AND STR 26R. REPAIRED IAW ERA 093263-14.

Part: SKIN — CRACKED (FUSELAGE) · airframe 58,019 hrs · 43,450 cycles

FUSELAGE SKIN CRACKED AT NUMEROUS LOCATIONS ALONG STRINGER 4L FROM STATION 540 - 727. REPAIRED IAW ERA 093294-14AD.

Part: SKIN — CRACKED (FUSELAGE) · airframe 58,019 hrs · 43,450 cycles

INSPECTION OF THE STRINGER 4L SKIN LAP JOINT PER AD 2003-08 -15 REVEALED A CRACKED FASTENER HOLE AT FS 807. THE CRACK WAS REMOVED WITH A CUTOUT AND REPAIRED PER THE B737 SRM AND PER ER/A 093396-14AD.

Part: SKIN — CRACKED (FUSLEAGE) · airframe 58,019 hrs · 43,450 cycles

FUSELAGE SKIN CRACKED AT STRINGER 4R AND STATION 390 & 400. REPAIRED IAW ERA 093395-14AD.

Part: SKIN — CRACKED (FUSLEAGE) · airframe 58,019 hrs · 43,450 cycles

FUSELAGE SKIN CRACKED AT STRINGER 4L AND STATION 727A +10. REPAIRED IAW ERA 093401-14AD.

Part: SKIN — CRACKED (FUSELAGE) · airframe 58,019 hrs · 43,450 cycles

INSPECTION OF THE STRINGER 4L SKIN LAP JOINT PER AD 2003-08-15 REVEALED A CRACKED FASTENER HOLE AT FS 390. THE CRACK WAS REMOVED WITH A CUTOUT AND REPAIRED PER THE B737 SRM AND PER ER/A 093394-14AD.

Part: SKIN — CRACKED (FUSELAGE) · airframe 58,019 hrs · 43,450 cycles

INSPECTION OF THE STRINGER 4L SKIN LAP JOINT PER AD 2003-08-15 REVEALED A CRACKED FASTENER HOLE AT FS 787. THE CRACK WAS REMOVED WITH A SKIN CUTOUT AND REPAIRED PER THE B737 SRM AND PER ER/A 093400-14AD.

Part: SPRING — OUT OF LIMITS (STAB TRIM) · airframe 57,427 hrs · 43,017 cycles

MANUAL TRIM AND AUTO PILOT TRIM INOPERATIVE THROUGHOUT FLIGHT. CYCLED BOTH STAB TRIM CUTOUT SWITCHES, NO HELP, REPLACED STAB TRIM BRAKE LEAF SPRINGS AND PERFORMED BRAKE CHECKS IAW M/M.

Part: ACTUATOR — LEAKING (LT WING SPOILERS) · airframe 56,687 hrs · 42,439 cycles

NR 2 FLT SPOILER LEAKING. LOSS OF A-SYSTEM HYD. REMOVED NUMBER 1 SPOILER ACTUATOR.

Part: SKIN — CRACKED (FUSELAGE) · airframe 55,086 hrs · 41,140 cycles

THE FUSELAGE SKIN WAS FOUND WITH A 2 INCH CRACK AT THE BONDED SKIN DOUBLER LINE ALONG STRINGER 19R AT FS 767. THE CRACK WAS REMOVED WITH A CUTOUT AND REPAIRED WITH AN EXTERNAL ALUMINUM REPAIR DOUBLER PER ER/A 384968-14.

Part: SWITCH — FAILED (#1 ENGINE) · airframe 53,442 hrs · 40,378 cycles

IR - START VALVE ILLUMINATED AFTER T/O APPROX 2000' AGL. ENGINE SHUTDOWN IAW PILOTS OPERATING MANUAL. POSITIVE OIL PRESSURE ENTIRE FLIGHT. ENGINE SHUTDOWN APROX 15 MINUTES. NO OVERWIEGHT LANDING. CA - FOUND #1 ENGINE START VLV LIGHT ON WITH VALVE CLOSED. REPLACED #1 ENGINE START VALVE AND PRESSURE SW PER MM. RAN ENGINE VLV OPS AND INDICATION OK. PERFORMED WINDMILL INSP PER MM. MOS AND CHIP DETECTOR OK. LEAK CK OK.

Part: FRAME — CRACKED (CARGO DOOR) · airframe 51,978 hrs · 39,762 cycles

FORWARD CARGO DOOR FOUND WITH CRACKED LOWER FORWARD AND AFT CORNER FRAMES AND FORWARD AND AFT SECTIONS OF THE LOWER STOP BEAM. REPAIR PER ER/A 410632-14AD.

Part: COMPUTER — FAILED (NR 1) · airframe 51,875 hrs · 39,720 cycles

ON TAKEOFF ROLL, CAPTAINS AIR DATA COMPUTER FAILED. ASSOC FLAGS APPEARED. ABORTED TAKEOFF AT 100 KNOTS AND RETURNED TO GATE. REPLACED NR 1 ADC PER MM TEST OK IND NOW NORMAL. ABORTED TAKEOFF INSPECTION C/W.

Part: COMPUTER — FAULTY (E/E BAY) · airframe 50,415 hrs · 39,099 cycles

ON APPROACH COPILOT ADI GOT COMPUTER FLAG, AIRSPEED BUG FLAG AND COURSE SELECTOR DID NOT RESPOND TO CHANGES. SLIGHT ELECTRICAL SMELL IN FWD GALLEY. FOUND FCC PWR SUPPLY BURNT REPLACED "B" FCC PREFORMED COMPUTER TEST PER MAINTENANCE MANUAL 22-11-331 SYSTEM CHECKED NORMAL

Part: POWER SUPPLY — DISCHARGED (CABIN) · airframe 50,073 hrs · 38,956 cycles

EMERGENCY LIGHTS AT ROWS 1 - 4 AND ROWS 10 - 16 INOP. FOUND BAD PWR SUPPLY FOR ROWS 1 - 4 AND A BAD SLICE AT ROW 10. REPLACED SPLICE AND PWR SUPPLY. CHECKS GOOD.

Part: WARNING LIGHT — INTERMITTENT (COCKPIT) · airframe 48,801 hrs · 38,429 cycles

CARGO FIRE DET AFT LIGHT ILLUMINATED ERRATICALLY/INTERMITENT. DEFERRED TO MCO AND PLAC PER MEL 26-00-19A.

Part: UNKNOWN — ODOR (CABIN) · airframe 48,253 hrs · 38,197 cycles

ODOR OF BURNING PLASTIC REPORTED IN AFT GALLEY JUST AFTER TAKEOFF. ODOR WENT AWAY JUST PRIOR TO LANDING. INSPECTED FWD AND AFT BAG BINS, NO SMELL NOTED. INSPECTED AFT GALLEY AREA FOUND NEW RUBBER SEAL AREA WITH RTV SMELL. CHECKED AIR COND SYSTEM AND GASPER FAN WITH NO SMELL NOTED AND OPERATIONS NORMAL. NO INDICATION OF ANY BURNT APPEARANCE IN AFT AREA OF AIRCRAFT. OK FOR SERVICE.

Part: FRAME — MISINSTALLED (FUSELAGE) · airframe 48,221 hrs · 38,180 cycles

THE RH FRAME AT FS 907 WAS FOUND WITH A SMALL PILOT HOLES ADJACENT TO FOUR OF THE FIVE HOLES COMMOJN TO THE FRAME SPLICE BETWEEN STR 13R AND 14R. THE PILOT HOLES WERE IN THE SIDE FRAME ONLY. THE FRAME WAS CUT ABOVE STR 15R AND A NEW SECTION WAS SPLICED IN PER ERA 396540-14 AT HMV.

Part: LIGHT — OVERHEATED (GALLEY) · airframe 48,170 hrs · 38,160 cycles

STRONG RUBBER BURNING SMELL CAME FROM VENTS AROUND AFT ENTRY LIGHT IN REAR GALLEY AT CRZ FL290. SMELL COMING FROM AFT OVERHEAD ENTRY LIGHT. SMELL GONE WITH AFT ENTRY LIGHT OFF. PULLED AND SECURED CB B8 ON P18-3 PNL. FWD AND AFT ENTRY LIGHTS NOW INOP. FWD TO MCO AND PLAC PER MEL 33-00-02.

Part: SKIN — CRACKED (FUSELAGE) · airframe 47,010 hrs · 37,656 cycles

THE UPPER HINGE CUTOUT OF THE AFT GALLEY DOOR SURROUND SKIN WAS FOUND WITH A TYPICAL CRACK. THE CRACK WAS ROUTED OUT OF THE SKIN AND REPAIRED WITH AN EXTERNAL STEEL DOUBLER. THE REPAIR WAS ACCOMPLISHED PER B727 SRM 53-30-3, FIG 21 AND ER/A 377870-14, REV A.

Part: BLEED VALVE — MALFUNCTIONED (RT ENGINE) · airframe 46,007 hrs · 37,220 cycles

ON TAKEOFF, RT BLD TRIPPED OFF AT 60 KTS, LEFT ONE OFF AT ROTATION. RESET BOTH AND BOTH TRIPPED OFF AGAIN. RETURNED TO MCO. REPLACED S21490 DEGREE SW ON RT ENG, REPLACED PRESS REG AND 13TH STAGE MOD VLV ON LT ENG. PERFORMED TEST PER PFHB AND RAN TO TAKEOFF PWR. LEFT BLED SYS OPN NML NOW. RT SYS FAILED. RT ENG HAD EXCESSIVE PRESS OF 100 PSI. REPLACED 450 DEGREE SW AND PRESS REGULATOR. ALL CKS NML NOW ON TAKEOFF PWR RUN PER PFHB.

Part: BATTERY PACK — DISCHARGED (L1 DOOR)

L-1 EMERGENCY SLIDE LT INOP. FOUND M1132 BATTERY PACK BAD. REPLACED M1132 SYS. OPS NML.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

EMERGENCY LIGHTS SEAT ROW 5 TO 20 WILL NOT EXTINGUISH. REPLACED M9013 BATTERY PACK AND POWER SUPPLY, OPN NML.

Part: SKIN — CRACKED (L2 DOORWAY)

THE L2 DOOR CUTOUT SURROUND SKIN, DOUBLER, AND BEAR STRAP WERE FOUND WITH A 1.375 TYPICAL CRACK IN THE LOWER, FWD CORNER. THE DAMAGE WAS REPAIRED PER THE B737 SRM 53-30-3 FIG 24 AND PER ER/A 364170-14.

Part: SKIN — CRACKED (L2 DOORWAY)

FOUND DURING P-2 LETTER CHECK, 1.375 INCH CRACK IN FUSELAGE SKIN AT L-2 DOOR CUTOUT LWR FWD CORNER. INSTALLED TIME LIMITED REPAIR PER SRM 53-30-3 FIG 24 AND ERA.

Part: TUBE — LEAKING (A-HYD SYS)

ON FLAP EXTENSION BOTH ENG DRIVEN HYD PUMP LOW PRESS LIGHTS CAME ON AND PRESS GAUGE WENT TO ZERO. IT HAPPENED AGAIN AT FLAPS 2DEG AND 5DEG BUT DID NOT OCCUR WITH GEAR OR FLAPS 15 DEG OR GREATER. ON ARRIVAL FOUND A-SYS HYD RESERVOIR HEAD PRESS AT ZERO. RESERVOIR WOULD NOT PRESS USING NITROGEN. FOUND HYD RESERVOIR PRESS AIR MANIFOLD SUMP TUBE VLV AND AIR MANIFOLD CK VLV TO NR 2 ENG LEAKING. REPLACED SUMP TUBE VLV AND AIR CK VLV.

Part: GASPER FAN — FAILED (CABIN)

GASPER FAN CAUSED SMOKE AND NOISE IN CABIN. REPLACED GASPER FAN PER MM CKS GOOD.

Part: BULKHEAD — CRACKED (BS 178)

THE STATION 178 BULKHEAD WAS FOUND CRACKED IN SEVERAL LOCATIONS. DAMAGE CUTOUTS ARE: 1 X 1.75 AT RBL 5.7, WL 198; 1 X 1 AT RBL 5.7, WL 201; 1 X 1 AT LBL 5.7, WL 198; 1 X 1 AT LBL 5.8, WL 201; 1 X 1.75 AT LBL 5.7, WL 201. THE BULKHEAD WEB IS FABRICATED FROM 0.032 CLAD 2024-T3. IN ADDITION, THE VERTICAL STIFFENER AT LBL 5.7 WL 184 WAS FOUND CRACKED. THE RESULTING CUTOUT REMOVES THE FLANGE COMMON TO THE BULKHEAD WEB. THE VERTICAL STIFFENER IS MANUFACTURED FROM 7075-T6 EXTRUSION PER BAC1505-100361. REPAIRED PER DAL ER/A 304439-14, REV A.

Part: FLOOR BEAM — CRACKED (BS 664)

THE BL 0.07 FLOORBEAM UPPER CAP OF THE WING CENTER SECTION IS CRACKED ALL THE WAY THROUGH THE CAP JUST FORWARD OF FS 664 AT A NUTPLATE HOLE. NO CRACKS WERE FOUND IN THE WEB. THE CRACK IS TYPICAL PER BOEING SERVICE BULLETIN 737-57-1210. THE ER/A WILL INSTALL THE SERVICE BULLETIN REPAIR FOR THIS CONDITION.

Part: SKIN — CRACKED (BS 379)

THE SKIN AT THE COOLING DUCT CUTOUT, BS 379, LBL 2 WAS FOUND CRACKED AT THE AFT EDGE OF THE CUTOUT INTO A FASTENER HOLE. THE CRACK IS APPROXIMATELY 1.5 INCHES IN LENGTH AND IS TYPICAL OF CRACKS DESCRIBED IN BOEING S/B 737-53-1117, REV 1. A PERMANENT REPAIR WILL BE INSTALLED PER THE BOEING S/B.

Part: LIGHT — MISSING (CABIN)

EMERGENCY TRACK LIGHT AT 19DEF INOPERATIVE. LIGHT SOCKET AND BULB MISSING. REPLACED SOCKET AND BULB OPERATIONAL TEST NORMAL.

Part: SCREWJACK — LACK OF LUBE (STAB TRIM)

WITH AP ENGAGED, AP TRIM MOTOR RAN APPROX 9 AND ONE-HALF ROTATIONS FWD AND THEN 9 AND ONE-HALF ROTATIONS AFT. DOES THIS CONTINIOUSLY. WITH STAB TRIM SWITCHES OFF AND MANUALLY TRIMMING, IT FELT AS IF STABILIZER WAS BINDING. FOUND MOISTURE ON JACKSCREW. CLEANED AND LUBED SAME. RAN PDC BITE TEST AND SURFACE TEST FOR STAB TRIM. OPS CKS NORMAL.