N093SW

Part: SKIN — DELAMINATED (RT WING SPOILER) · airframe 64,760 hrs · 70,882 cycles

DURING SCHEDULED SERVICE CHECK, FOUND NR 7 FLT SPOILER DELAMINATED. REMOVED AND REPLACED SPOILER ASSY PER MM.

Part: BLEED VALVE — MALFUNCTIONED (NR 2 ENGINE) · airframe 64,760 hrs · 70,882 cycles

NR 2 ENGINE WOULD NOT PRODUCE TAKEOFF POWER. REMOVED AND REPLACED NR 2 ENG P/D VALVE AND PRESS RATIO BLEED CONTROL VALVE, NO HELP. REMOVED AND REPLACED NR 2 ENG PER MM.

Part: INDICATOR — OUT OF POSITION (SLIDE BOTTLE) · airframe 64,435 hrs · 70,451 cycles

DURING SCHEDULED A1 CHECK, FOUND AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS INDICATOR OUT OF VIEW. REPOSITIONED SLIDE PER MM.

Part: SLIDE — OUT OF POSITION (AFT ENTRY DOOR) · airframe 64,315 hrs · 70,303 cycles

AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS IND OUT OF VIEW. REPOSITIONED SLIDE PER MM.

Part: KEELBEAM — CORRODED (FUSELAGE) · airframe 65,185 hrs · 70,778 cycles

DURING SCHEDULED 1/4D CHECK, FOUND KEELBEAM CORRODED AT BS 727, STR 27L. REPAIRED KEEL BEAM PER SWA EA.

Part: SKIN — CRACKED (FUSELAGE) · airframe 64,162 hrs · 70,104 cycles

DURING SCHEDULED 1/4D CHECK, FOUND FUSELAGE SKIN CRACKED AT AFT CARGO DOOR LOWER FWD CUTOUT. REPAIRED SKIN PER SRM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 64,162 hrs · 70,104 cycles

DURING SCHEDULED 1/4D CHECK, FOUND FUSELAGE SKIN CRACKED AT AFT ENTRY DOOR UPPER HINGE CUTOUT. REPAIRED SKIN PER SRM.

Part: LIGHT — INOPERATIVE (MID CABIN) · airframe 63,603 hrs · 69,392 cycles

DURING SCHEDULED PM CHECK, FOUND OVERHEAD EMERGENCY EXIT LIGHT INOP AT MID CABIN. RELAMPED EMERGENCY EXIT LIGHT PER MM.

Part: CABLE — MISROUTED (ESCAPE SLIDE) · airframe 63,581 hrs · 69,364 cycles

DURING SCHEDULED C1 CHECK, FOUND FWD ENTRY DOOR EMERGENCY EVAC SLIDE CABLE MISROUTED. REROUTED CABLE PER MM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 63,471 hrs · 69,226 cycles

DURING SCHEDULED PM CHECK, FOUND FUSELAGE SKIN CRACKED AT BS 820, STR 23L. REPAIRED SKIN PER SRM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 63,419 hrs · 69,156 cycles

DURING SCHEDULED A2 CHECK, FOUND FUSELAGE SKIN CRACK AT BS 834, STR 25L. REPAIRED SKIN PER SRM.

Part: BATTERY — DISCHARGED (CABIN) · airframe 63,279 hrs · 68,976 cycles

DURING SCHEDULED SPECIAL VISIT, FOUND RT OVERWING EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED BATTERY PER MM.

Part: BATTERY — DISCHARGED (CABIN) · airframe 63,273 hrs · 68,968 cycles

DURING SCHEDULED SPECIAL VISIT, FOUND RT OVERWING EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED BATTERY, RELAMPED EXIT LIGHT PER MM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 62,908 hrs · 68,529 cycles

DURING SCHEDULED RON, FOUND FUSELAGE SKIN CRACKED AT BS 764, STR 19R. REPAIRED SKIN PER SRM.

Part: WEB — CRACKED (AFT FUSELAGE) · airframe 62,908 hrs · 68,529 cycles

DURING SCHEDULED SPECIAL VISIT, FOUND BS 1016 BULKHEAD WEB CRACKED AT 11, 12 AND 1 O'CLOCK POSITIONS. REPAIRED WEB PER SWA EA.

Part: CABLE — MISROUTED (L1 DOOR) · airframe 62,904 hrs · 68,522 cycles

DURING SCHEDULED C4 CHECK, FOUND L1 DOOR EVACUATION SLIDE RELEASE CABLE MISROUTED. REROUTED CABLE PER MM.

Part: LIGHT — LOOSE (CABIN) · airframe 62,527 hrs · 68,055 cycles

AFT ENTRY DOOR OVERHEAD EMERGENCY EXIT LIGHT LOOSE. REMOVED AND REPLACED EXIT LIGHT ASSY PER MM.

Part: LIGHT — LOOSE (CABIN) · airframe 61,905 hrs · 67,278 cycles

AFT ENTRY DOOR EMERGENCY EXIT LIGHT FELL LOOSE. REINSTALLED EXIT LIGHT PER MM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 61,304 hrs · 66,044 cycles

DURING SCHEDULED C1 CHECK, FOUND FUSELAGE SKIN CRACKED BETWEEN BS 926 AND BS 928, STR 23R. REPAIRED SKIN PER SRM.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 61,788 hrs · 67,123 cycles

DURING SCHEDULED SERVICE CHECK, FOUND RT OVERWING EMERGENCY EXIT LIGHT INOP. RELAMPED EXIT LIGHT PER MM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 61,788 hrs · 67,123 cycles

DURING SCHEDULED SERVICE CHECK, FOUND FUSELAGE SKIN CRACKED AT BS 430, BL 0. REPAIRED SKIN PER SRM.

Part: BATTERY — DISCHARGED (CABIN) · airframe 61,731 hrs · 67,047 cycles

DURING SCHEDULED SPECIAL VISIT, FOUND LT OVERWING EMERGENCY EXIT LIGHTS INOP. CHARGED BATTERIES PER MM.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 61,548 hrs · 66,817 cycles

DURING SCHEDULED C2 CHECK, FOUND OVERHEAD EMERGENCY EXIT LIGHT AT ROW NR 3 INOP. RELAMPED EXIT LIGHT PER MM.

Part: CABLE — MISROUTED (AFT ENTRY DOOR) · airframe 61,548 hrs · 66,817 cycles

DURING SCHEDULED C2 CHECK, FOUND AFT ENTRY DOOR EMERGENCY EVAC SLIDE CABLE MISROUTED. REROUTED CABLE PER MM.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 61,540 hrs · 66,806 cycles

DURING SCHEDULED A1 CHECK, FOUND BOTH AFT CABIN DOOR EMERGENCY EXIT LIGHTS INOP. REMOVED AND REPLACED EXIT LIGHT ASSY PER MM.

Part: FIRE LOOP — FAULTY (NR 1 ENGINE) · airframe 60,527 hrs · 65,539 cycles

DECLARED EMERGENCY, IN FLT ENGINE SHUTDOWN, NR 1 ENGINE FIRE WARNING ILLUMINATED DURING DESCENT. DISCHARGED BOTH FIRE BOTTLES, LIGHT WENT OUT. BELL AND LIGHT REMAINED INTERMITTENT. REMOVED AND REPLACED BOTH NR 1 FIRE DETECTION LOOPS AND BOTH FIRE BOTTLES PER MM.

Part: CAP — MISSING (CABIN FLOOR) · airframe 60,099 hrs · 65,017 cycles

DURING SCHEDULED C4 CHECK, FOUND BOTH FWD AND AFT EEPLS END CAPS MISSING. INSTALLED BOTH END CAPS PER MM.

Part: AILERON — DELAMINATED (LT WING) · airframe 59,992 hrs · 64,882 cycles

DURING WALK AROUND INSPECTION, FOUND LT AILERON DELAMINATED (4 INCH SPOT) ON LOWER SIDE JUST FWD OF OTBD TRIM TAB HINGE. REMOVED AND REPLACED LT AILERON AND TAB PER MM.

Part: LIGHT — INOPERATIVE (SERVICE DOOR) · airframe 59,883 hrs · 64,747 cycles

DURING SCHEDULED PM CHECK, FOUND FWD SVC DOOR EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED EMERGENCY EXIT LIGHT PER MM.

Part: LIGHT — ERRATIC (AFT CABIN) · airframe 59,814 hrs · 64,659 cycles

DURING SCHEDULED SERVICE CHECK, FOUND R1 DOOR OVERHEAD EMERGENCY EXIT LIGHT ERRATIC. REMOVED AND REPLACED LIGHT ASSY..

Part: LIGHT — INOPERATIVE (CABIN) · airframe 59,770 hrs · 64,602 cycles

DURING SCHEDULED SERVICE CHECK, FOUND FWD ENTRY DOOR OVERHEAD EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED LIGHT ASSY PER MM.

Part: CAP — MISSING (CABIN) · airframe 59,443 hrs · 64,209 cycles

DURING SCHEDULED C3 CHECK, FOUND EEPLS END CAP MISSING. INSTALLED END CAP PER MM.

Part: BATTERY — DISCHARGED (CABIN) · airframe 59,261 hrs · 63,998 cycles

DURING SCHEDULED SERVICE CHECK, FOUND AFT RT EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED BATTERY PER MM.

Part: SLIDE — OUT OF POSITION (AFT ENTRY DOOR) · airframe 59,229 hrs · 63,966 cycles

AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS IND OUT OF VIEW. REPOSITIONED SLIDE PER MM.

Part: SLIDE — OUT OF POSITION (ENTRY DOOR) · airframe 58,539 hrs · 63,201 cycles

AFT ENTRY DOOR EMERGENCY EVAC SLIDE FELL OUT OF THE CONTAINER. REINSTALLED EVAC SLIDE PER MM.

Part: SLIDE — OUT OF POSITION (ENTRY DOOR) · airframe 58,459 hrs · 63,109 cycles

AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS IND OUT OF VIEW. REPOSITIONED EVAC SLIDE PER MM.

Part: SLIDE — OUT OF POSITION (ENTRY DOOR) · airframe 58,054 hrs · 62,617 cycles

DURING SCHEDULED A1 CHECK, FOUND AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS IND OUT OF VIEW. REPOSITIONED EMERGENCY EVAC SLIDE PER MM.

Part: SLIDE — OUT OF POSITION (ENTRY DOOR) · airframe 57,904 hrs · 62,429 cycles

DURING SCHEDULED C1 CHECK, FOUND AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRES IND OUT OF VIEW. REPOSITIONED EMERGENCY EVAC SLIDE ASSY PER MM.

Part: SLIDE — OUT OF POSITION (SERVICE DOOR) · airframe 57,904 hrs · 62,429 cycles

DURING SCHEDULED C1 CHECK, FOUND AFT SVC DOOR EMERGENCY EVAC SLIDE PRES IND OUT OF VIEW. REPOSITIONED EMERGENCY EVAC SLIDE ASSY PER MM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 57,692 hrs · 62,181 cycles

DURING SCHEDULED SERVICE CHECK, FOUND 2 EXTERNAL FUSELAGE SKIN CRACK, L/H SIDE, AFT OF WING TO BODY FAIRING. REPAIRED SKIN PER SRM.

Part: FITTING — CORRODED (HORIZONTAL STAB) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND LT AND RT HORIZ STAB CENTER SECTION HINGE HOUSING UPPER AND LOWER ATTACH LUGS CORRODED. REPAIRED LUGS PER BFG ER''S.

Part: FITTING — CORRODED (HORIZ STAB) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND LT AND RT HORIZ STAB CENTER SECTION, FWD SPAR LOWER CLEVIS, FWD AND AFT LUG OUT OF LIMITS. REPAIRED LUGS PER ACO & ER.

Part: SPAR — CRACKED (RT WING) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND 3 RT WING REAR SPAR UPPER CHORD CRACKS AT HOLE B24, RSS 222.14, HOLE C27, RSS 223.14 & HOLE D27, RSS 225.15. REPAIRED SPAR CHORD PER ER.

Part: FRAME — CRACKED (E/E BAY) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND 2 FUSELAGE FRAME CRACKS AT BS 344, LBL 38, 4 ABOVE STR 24L & LBL 44, ABOVE STR 23L. REPAIRED FRAME PER SRM.

Part: SPLICE — CORRODED (CARGO BAY) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND STR SPLICE ANGLE CORRODED AT BS 907, STR 25L. REPAIRED STR SPLICE ANGLE PER SRM.

Part: FRAME — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND 2 FUSELAGE FRAME CRACKS BS 440, RBL 37, WL 158 & WL 160. REPAIRED FRAME PER SRM.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND STR 7L CRACKED AT BS 1010. REMOVED AND REPLACED STR SECTION PER SRM.

Part: ANGLE — CRACKED (LT WING) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND LT WING, RSS 541, INBOARD CENTER AILERON HINGE RIB OUTBOARD UPPER ANGLE CRACKED. REMOVED AND REPLACED ANGLE PER SRM & BAC DWG.

Part: FRAME — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND BS 178 BULKHEAD VERTICAL CHORD CRACKED AT RBL 5.7, WL 184. REPAIRED CHORD PER SRM.

Part: FRAME — CORRODED (CARGO BAY) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND BS 794 FRAME CORRODED AT RBL 7 TO RBL 12. REPAIRED FRAME PER SRM.

Part: FRAME — CRACKED (AFT FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FRAME CRACKED AT BS 1104, STR 14L. REPAIRED FRAME PER SRM.

Part: FRAME — CORRODED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND BS 1115 TO BS 1127 APU INLET UPPER AND LOWER CHORDS CORRODED. REMOVED AND REPLACED CHORDS PER SRM.

Part: FRAME — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND BS 1138 FRAME CRACKED AT STR CLIP, STR 13L. REMOVED AND REPLACED STR CLIP (P/N 65C27314) AND REPAIRED FRAME PER SRM.

Part: SPLICE — CRACKED (FUSELAGE FRAME) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FRAME SPLICE ANGLE CRACKED AT BS 727, BETWEEN STR 11L & STR 13L. REMOVED AND REPLACED FRAME SPLICE ANGLE PER BAC DWG 65-46547 & SRM.

Part: SHEAR TIE — CORRODED (CARGO BAY) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND SHEAR TIE CORRODED AT BS 727A, STR 25L TO STR 26L. REPAIRED SHEAR TIE PER SRM.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FLOORBEAM UPPER CHORD CORRODED AT BS 328, RBL 28 TO RBL 29. REPAIRED FLOORBEAM UPPER CHORD PER SRM.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND STR 10L CRACKED AT BS 540. REPAIRED STR PER SRM.

Part: BRACKET — CORRODED (GIRT BAR) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FWD ENTRY DOOR GIRT BAR ATTACH FLOOR BRACKETS CORRODED. REMOVED AND REPLACED GIRT BAR BRACKETS PER SRM.

Part: SPLICE — CRACKED (CABIN) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND STR SPLICE CRACKED AT BS 908, STR 4L. REMOVED AND REPLACED STR SPLICE PER SRM.

Part: SHEAR TIE — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND SHEAR TIE CRACKED AT BS 360, STR 14L. REMOVED AND REPLACED SHEAR TIE PER SRM.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND EXTERNAL FUSELAGE SKIN CREASED AT BS 1138, RT SIDE, UNDER VORTEX GENERATORS. REPAIRED SKIN PER SRM.

Part: FLOORBEAM — CORRODED (CABIN) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FLOORBEAM UPPER CHORD CORRODED AT BS 344, LBL 35. REMOVED AND REPLACED FLOORBEAM UPPER CHORD PER SRM.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FLOORBEAM CRACKED IN HORIZONTAL FLANGE, LBL 53, WL 208. REMOVED AND REPLACED FLOOR BEAM T-CHORD PER T1-453-037 & T1-253-024.

Part: CLIP — CRACKED (FUSELAGE) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND 4 STRINGER CLIPS CRACKED, BS 400, STRINGERS 27L, 28L, 28R, AND BS 500B, STRINGER 24L. REMOVED AND REPLACED CLIPS PER SRM.

Part: FLOORBEAM — CORRODED (CABIN) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND FLOORBEAM CORRODED AT BS 986.5, LBL 51 TO RBL 49. REPAIRED FLOORBEAM PER T1-253-024.

Part: WEB — CRACKED (BULKHEAD) · airframe 57,276 hrs · 61,724 cycles

DURING SCHEDULED D-CHECK, FOUND BS 178 BULKHEAD WEB CRACKED AT WL 234, LBL 9.5. REPAIRED BULKHEAD PER SRM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 57,252 hrs · 61,703 cycles

DURING SCHEDULED SERVICE CHECK, FOUND FUSELAGE EXT SKIN CRACKED, BS 967, STR 25L. REPAIRED SKIN PER SRM.

Part: SLIDE — OUT OF POSITION (ENTRY DOOR) · airframe 57,234 hrs · 61,682 cycles

AFT ENTRY DOOR EMERGENCY EVAC SLIDE PRESS IND OUT OF VIEW. REPOSITIONED SLIDE ASSY PER MM.

Part: BATTERY — DISCHARGED (CABIN) · airframe 57,108 hrs · 61,540 cycles

DURING SCHEDULED C4 CHECK, FOUND BOTH OVERWING EMERGENCY EXIT LIGHTS INOP. R&R BATTERY PER MM.

Part: SLIDE — OUT OF POSITION (L2 DOOR) · airframe 57,108 hrs · 61,540 cycles

DURING SCHEDULED C4 CHECK, FOUND AFT ENTRY DOOR EVAC SLIDE PRESSURE IND OUT OF VIEW. REPOSITIONED SLIDE ASSY PER MM.

Part: SLIDE — OUT OF POSITION (R2 DOOR) · airframe 57,108 hrs · 61,540 cycles

AFT SERVICE DOOR EVAC SLIDE PRESSURE INDICATOR OUT OF VIEW. REPOSITIONED SLIDE ASSY PER MM.

Part: SKIN — DELAMINATED (LT WING SLAT) · airframe 58,003 hrs · 62,168 cycles

DURING SCHEDULED SERVICE CHECK, FOUND NR 2 L/E SLAT DELAMINATED. REMOVED AND REPLACED SLAT PER MM.

Part: CABLE — MISROUTED (ESCAPE SLIDE)

DURING SCHEDULED C1 CHECK, FOUND AFT ENTRY DOOR EVACUATION SLIDE RELEASE CABLE MISROUTED. PROPERLY ROUTED RELEASE CABLE PER MM.

Part: BATTERY — DISCHARGED (CABIN)

DURING SCHEDULED 1/4D CHECK, FOUND OVERWING EMERGENCY EXIT LIGHTS INOP. REMOVED AND REPLACED LEFT BATTERY ASSY PER MM.

Part: SKIN — CRACKED (VERT STAB)

DURING SCHEDULED 1/4D CHECK, FOUND VERTICAL STAB CRACKED ON RT SIDE FIN STA 126.3, FWD OF VERTICAL TRAILING EDGE ON REAR SPAR CHORD SKIN. REPAIRED CHORD SKIN PER SWA RA NR 1-255-0306.

Part: SKIN — CRACKED (PAX DOORWAY)

DURING SCHEDULED 1/4D CHECK, FOUND CRACKED FUSELAGE SKIN ON AFT ENTRY DOOR LOWER HINGE CUTOUT. REPAIRED SKIN PER SRM.

Part: STRINGER — CORRODED (BS 967)

DURING SCHEDULED 1/4D CHECK, FOUND STRINGER 25L CORRODED ON AFT SIDE OF BS 967. REPAIRED STRINGER PER SRM.

Part: STRINGER — CORRODED (BS 986)

DURING SCHEDULED 1/4D CHECK, FOUND CORROSION ON STRINGER 27L, BS 986. REPAIRED STRINGER PER SRM.

Part: LENS — MELTED (LT EMER EXIT)

DURING SCHEDULED 1/4D CHECK, FOUND LT WING EGRESS LIGHT LENS SECTION MELTED. REMOVED AND REPLACED LENS PER MM.

Part: SKIN — CRACKED (BS 500)

DURING SCHEDULED SERVICE CHECK, FOUND FUSELAGE EXTERNAL SKIN CRACKED AT BS 500A, STRINGER 10R. REPAIRED SKIN PER SRM.

Part: STRAP — CRACKED (SERVICE DOORWAY)

DURING SCHEDULED A1 CHECK, FOUND AFT SVC DOOR LWR HINGE CUTOUT BEARSTRAP CRACKED AT LWR RADIUS OF CUTOUT. REPAIRED PER SWA RA 1-253-1912

Part: CHECK VALVE — FAILED (CABIN)

AIR TURNBACK DUE TO LEAVING TEN THOUSAND FEET (10,000') CABIN CLIMBED AT 1000' FT/MIN TO 9800' CABIN. MAIN OUTFLOW CLOSED MANUAL A/C NO HELP. AIRCRAFT MADE AN UNVENTFUL LANDING TO TPA. RESECURE CHECK VALVE EXTERNAL AIR CONDITION CONNECTION. PRESSURIZATION A/C AND OPS CK NORMAL PER BOEING MM. C/W CABIN PRESSURIZATION INSP PER BOEING MM. NO DEFECTS NOTED. (LP36781)