# Pratt & Whitney JT8D-9A

- Type: Engine model (FAA registry)
- Registry code: 51729
- Manufacturer (registry): P & W
- Model: JT8D-9A
- Engine type: Turbo-jet
- Power: 14,500 lb thrust
- Data sheet: [TCDS E2EA](https://openairdocs.org/tcds/E2EA) (OpenAirDocs)
- Holder: Pratt & Whitney
- Installed in: 5 registered aircraft
- Page: https://openairdocs.org/engine/pratt-whitney-jt8d-9a

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2011-03-01](https://openairdocs.org/ad/2011-03-01): Critical life- limited parts · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-15A and 9 more. Effective Mar 4, 2011
- [AD 2010-21-17](https://openairdocs.org/ad/2010-21-17): Fan blade · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-17 and 3 more. Effective Nov 12, 2010
- [AD 2009-24-01](https://openairdocs.org/ad/2009-24-01): Fan blade · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-17 and 5 more. Effective Jan 4, 2010
- [AD 2006-17-07 R1](https://openairdocs.org/ad/2006-17-07-R1): High pressure compressor (HPC) front hubs and HPC disk · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Nov 2, 2006
- [AD 2005-17-16](https://openairdocs.org/ad/2005-17-16): Critical life-limited rotating parts · Pratt & Whitney Division JT8D-209, JT8D-217, JT8D-217A and 17 more. Effective Sep 30, 2005
- [AD 2003-12-07](https://openairdocs.org/ad/2003-12-07): 12th Stage high pressure compressor · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Jul 18, 2003
- [AD 2003-05-07](https://openairdocs.org/ad/2003-05-07): Low pressure compressor (LPC) · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Apr 17, 2003
- [AD 2001-15-18](https://openairdocs.org/ad/2001-15-18): Stage Compressor Disks · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-15A and 6 more. Effective Sep 4, 2001
- [AD 2000-22-06](https://openairdocs.org/ad/2000-22-06): Main Fuel Pump · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 8 more. Effective Dec 4, 2000
- [AD 99-01-08](https://openairdocs.org/ad/99-01-08): Stage 7 through Stage 15 High-Pressure Compressor (HPC) Disks · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 30 more. Effective Jan 5, 1999
- [AD 98-21-24](https://openairdocs.org/ad/98-21-24): Compressor Disks · Pratt & Whitney Division JT8D-209, JT8D-217, JT8D-217A and 17 more. Effective Nov 16, 1998
- [AD 98-04-39](https://openairdocs.org/ad/98-04-39): Combustion Chamber Outer Case · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Feb 25, 1998
- [AD 97-19-12](https://openairdocs.org/ad/97-19-12): Hub Inspection · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 9 more. Effective Nov 18, 1997
- [AD 97-19-14](https://openairdocs.org/ad/97-19-14): Low Pressure Turbine (LPT) Blade Sets · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 9 more. Effective Oct 24, 1997
- [AD 96-23-14](https://openairdocs.org/ad/96-23-14): Combustion Chamber Outer Cases · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Jan 2, 1997
- [AD 95-26-03](https://openairdocs.org/ad/95-26-03): High Pressure Compressor Disks · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Jan 11, 1996
- [AD 86-09-02 R2](https://openairdocs.org/ad/86-09-02-R2): Combustion Chamber Liners · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Nov 17, 1995
- [AD 95-16-07](https://openairdocs.org/ad/95-16-07): High Pressure Compressor (HPC) Disks · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 11 more. Effective Sep 11, 1995
- [AD 95-10-10](https://openairdocs.org/ad/95-10-10): Compressor Fan Hub · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-15A and 6 more. Effective Jul 21, 1995
- [AD 94-25-07](https://openairdocs.org/ad/94-25-07): Combustion Chamber Outer Case · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Mar 30, 1995
- [AD 95-02-16](https://openairdocs.org/ad/95-02-16): Fuel Nozzle and Support Assembly · Pratt & Whitney Division JT8D-209, JT8D-217, JT8D-217A and 17 more. Effective Feb 21, 1995
- [AD 91-24-14](https://openairdocs.org/ad/91-24-14): Bearing Seal Spacer · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Jan 21, 1992
- [AD 89-25-11](https://openairdocs.org/ad/89-25-11): Fan Blade Retaining Plates · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-15A and 6 more. Effective Jan 15, 1990
- [AD 86-08-04 R1](https://openairdocs.org/ad/86-08-04-R1): HPC Removable Sleeve Spacers · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Nov 4, 1986
- [AD 86-02-52 R1](https://openairdocs.org/ad/86-02-52-R1): Combustion Chamber · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 12 more. Effective Apr 14, 1986
- [AD 78-17-02 R3](https://openairdocs.org/ad/78-17-02-R3): Compressor Front Hubs · Pratt & Whitney Division JT8D-11, JT8D-15, JT8D-15A and 6 more. Effective Mar 30, 1984
- [AD 80-15-51](https://openairdocs.org/ad/80-15-51): Engine Rear Compressor Front Hubs · Pratt & Whitney Division JT8D-209, JT8D-1, JT8D-11 and 11 more. Effective Aug 21, 1980
- [AD 78-23-12](https://openairdocs.org/ad/78-23-12): Third Stage Turbine Blade Rivet · Pratt & Whitney Division JT8D-1, JT8D-1A, JT8D-1B and 5 more. Effective Dec 20, 1978
- [AD 77-16-12](https://openairdocs.org/ad/77-16-12): Low Turbine Shaft · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 8 more. Effective Aug 31, 1977
- [AD 76-24-01](https://openairdocs.org/ad/76-24-01): Eighth Stage Compressor Disk · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-1A and 6 more. Effective Jun 22, 1977
- [AD 77-07-11](https://openairdocs.org/ad/77-07-11): Fourth Stage Turbine Stator And Rotor · Pratt & Whitney Division JT8D-9 and JT8D-9A. Effective Apr 15, 1977
- [AD 75-05-06](https://openairdocs.org/ad/75-05-06): Fuel Manifold Leakage · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Feb 24, 1977
- [AD 70-26-05](https://openairdocs.org/ad/70-26-05): First Stage Compressor Rotor Blades · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Dec 29, 1970
- [AD 70-25-08](https://openairdocs.org/ad/70-25-08): Seventh Stage Compressor Rotor Disc · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Dec 15, 1970
- [AD 70-11-03](https://openairdocs.org/ad/70-11-03): Sixth Stage Compressor Discs · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Jun 12, 1970
- [AD 70-02-02](https://openairdocs.org/ad/70-02-02): Sixth Stage Compressor Rotor Disc · Pratt & Whitney Division JT8D-1, JT8D-11, JT8D-15 and 18 more. Effective Apr 15, 1970

## Registered aircraft (5)

- [N615PA](https://openairdocs.org/aircraft/N615PA): [2d Aviation Corp](https://openairdocs.org/faa-owner/2D%20AVIATION%20CORP), [Frisco, TX](https://openairdocs.org/faa-place/TX/Frisco), built 1976, S/N 21266
- [N737CS](https://openairdocs.org/aircraft/N737CS): [Trans Executive Airlines Of Hawaii Inc](https://openairdocs.org/faa-owner/TRANS%20EXECUTIVE%20AIRLINES%20OF%20HAWAII%20INC), [Honolulu, HI](https://openairdocs.org/faa-place/HI/Honolulu), S/N 23272
- [N810TA](https://openairdocs.org/aircraft/N810TA): [Rhoades Aviation Inc](https://openairdocs.org/faa-owner/RHOADES%20AVIATION%20INC), [Honolulu, HI](https://openairdocs.org/faa-place/HI/Honolulu), built 1975, S/N 21116
- [N930CE](https://openairdocs.org/aircraft/N930CE): [Tatonduk Outfitters Ltd](https://openairdocs.org/faa-owner/TATONDUK%20OUTFITTERS%20LTD), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), built 1969, S/N 47363
- [N932CE](https://openairdocs.org/aircraft/N932CE): [Tatonduk Outfitters Ltd](https://openairdocs.org/faa-owner/TATONDUK%20OUTFITTERS%20LTD), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), built 1970, S/N 47465

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DCA21FA174](https://openairdocs.org/ntsb/DCA21FA174), Jul 2, 2021: Boeing 737-275C (N810TA), Honolulu, HI, destroyed. Probable cause: The flight crewmembers’ misidentification of the damaged engine (after leveling off the airplane and reducing thrust) and their use of only the damaged engine for thrust during the remainder of the…

## FAA accident and incident reports (6)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20071216830399I](https://openairdocs.org/incident/20071216830399I), Dec 16, 2007: Boeing 727243 (N615PA), Newark, NJ, Minor damage. (-23) Aircraft N615PA, a B727 was parked on the cargo ramp outside building #340. During strong gusting winds a cargo container was blown into the fuselage…
- [Incident 19890909052189I](https://openairdocs.org/incident/19890909052189I), Sep 9, 1989: Doug DC931 (N925VJ), Buffalo, NY. Lost pressurization. Descended and continued flight. Changed pressurization controller.
- [Incident 19890603042999I](https://openairdocs.org/incident/19890603042999I), Jun 3, 1989: Doug DC932 (N927RC), Great Falls, MT. On landing saw four deer beside runway. Two ran across runway and were hit by right gear.
- [Incident 19870815051049I](https://openairdocs.org/incident/19870815051049I), Aug 15, 1987: Doug DC931 (N932ML), Des Moines, IA. The engine was shut down when oil pressure was lost. The fuel pump garlock seal appears to have leaked.
- [Incident 19850203008389I](https://openairdocs.org/incident/19850203008389I), Feb 3, 1985: Doug DC931 (N926VJ), Indianapolis, IN. Lost pressurization during descent. Unable to duplicate problem on ground. Control box removed and replaced.
- [Incident 19831230070049I](https://openairdocs.org/incident/19831230070049I), Dec 30, 1983: Doug DC931 (N926VJ), Burlington, VT. While taxiing for takeoff nose wheel slid off the snow and ice covered taxiway.

## Service difficulty reports (1,388, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR JRAA202009110005](https://openairdocs.org/sdr/JRAA202009110005), Sep 4, 2020: EPR SYSTEM. FALSE INDICATION. UPON APPLYING T/O THRUST NR 2 EPR GAUGE DID NOT RESPOND. T/O CLEARANCE CANCELLED, EXITED RUNWAY FOR TROUBLESHOOTING, NO RELIEF. CHECKED MEL, NO RELIEF, RETURNED
- [SDR FXGA202006182009](https://openairdocs.org/sdr/FXGA202006182009), Jun 18, 2020: FRAME. CRACKED. CRACKED FRAME AT F/STA 937 LBL6 & RBL6. TO REPAIR 2 SMALL CRACKS IN FAIRING SUPPORT FRAMES AT F/STA 937 LBL6 & RBL6. (JUST FORWARD OF MAIN WHEEL WELL DOORS). PE
- [SDR FXGA20200303001](https://openairdocs.org/sdr/FXGA20200303001), Mar 3, 2020: WARNING SWITCH. INOPERATIVE. LEFT LANDING GEAR DOWN AND LOCK INDICATION INOPERATIVE (BOTH PRIMARY AND SECONDARY SYSTEM INDICATION) ON APPROACH TO BET. AIRCRAFT DIVERTED TO FAI AND MADE ABNO
- [SDR JRAA20190501](https://openairdocs.org/sdr/JRAA20190501), Mar 27, 2019: WARNING SYSTEM. ACTIVATED. PILOT OBSERVED #2 ENGINE LOW OIL PRESSURE LIGHT IN FLIGHT AND PERFORMED IN FLIGHT SHUT DOWN PROCEDURES
- [SDR 7IWB2019F00137](https://openairdocs.org/sdr/7IWB2019F00137), Mar 4, 2019: BLEED AIR SYS. LEAKING. ON 3/2/2019, DEPARTED, APROX 3 MINUTES AFTER TO, THE CREW GOT A NR 1 ENGINE FIRE INDICATION IN THE COCKPIT. THE CREW REDUCED THE POWER SETTING TO IDLE AND THE F
- [SDR 7IWB20190302001](https://openairdocs.org/sdr/7IWB20190302001), Mar 2, 2019: NOT REPORTED. LEAKING. AFTER TAKEOFF AND DURING CLIMBOUT FROM KMFE, THE FLIGHT CREW EXPERIENCED A NR 1 ENGINE FIRE WARNING. THEY PULLED THE THROTTLE BACK TO IDLE AND THE WARNING WENT 
- [SDR FXGA201931011901](https://openairdocs.org/sdr/FXGA201931011901), Jan 31, 2019: SKIN. CORRODED. FUSELAGE SKIN JUST AFT OF STA 756 AT LONGERON 29R EXFOLIATION CORROSION REPAIR. FUSELAGE SKIN JUST AFT OF STA 756 AT LONGERON 29R WAS FOUND TO HAVE EXFOLIATION 
- [SDR FXGA201931011913](https://openairdocs.org/sdr/FXGA201931011913), Jan 31, 2019: FLOORBEAM. CORRODED. FLOORBEAM STA 756, RBL 30 UPPER SURFACE CORROSION BLENDOUT. DRILL START DAMAGE TO MAIN CARGO DOOR FWD FRAME BEYOND SRM LIMITS. THE BLEND IS ADJACENT TO FASTENER
- [SDR JRAA2019F00006](https://openairdocs.org/sdr/JRAA2019F00006), Jan 30, 2019: PUMP. FAILED. NR 1 ENGINE FAIL AT AROUND 2000FT. ON FINAL PERFORMED ENGINE FAILURE/SHUTDOWN CHECKLIST (QRH).
- [SDR FXGA2018102200001](https://openairdocs.org/sdr/FXGA2018102200001), Oct 19, 2018: INSERT. MISSING. ENGINE SHUTDOWN AT 1945 LOSS OF OIL QUANTITY AND OIL TEMP RISING. FOUND TREAD INSERT AND STUD LOST FROM RT ENGINE ACCY DRIVE CASE.
- [SDR FXGA201807051815](https://openairdocs.org/sdr/FXGA201807051815), Jul 5, 2018: SEAT TRACK. CORRODED. REPLACEMENT OF SEAT TRACKS AT RBL24 AND RBL9. TO REPLACE CORRODED AND WORN OUT OF LIMITS SEAT TRACKS AT RBL24 BETWEEN S/STA237 AND 609, AND AT RBL9 BETWEEN F/ST
- [SDR FXGA2018062700001](https://openairdocs.org/sdr/FXGA2018062700001), Jun 25, 2018: DOWNLOCK SWITCH. WORN. GEAR DOWN FOR LANDING AT PANC, NO GEAR SAFE INDICATION FOR RIGHT MAIN GEAR.
- [SDR JRAA2018041200001](https://openairdocs.org/sdr/JRAA2018041200001), Apr 8, 2018: PUMP. BROKEN. NR 1 ENGINE FAILED DURING TAKEOFF, GOT 3 BACK FIRING BEFORE ENGINE SHUTDOWN, QRH COMPLETED. REMOVED FUEL PUMP AND DISCOVERED IT HAD A BROKEN SHAFT. INSTALLED NE
- [SDR FXGA201711211720](https://openairdocs.org/sdr/FXGA201711211720), Nov 21, 2017: FITTING. CRACKED. FITTING AT BS 351 LONGERON 32L CRACKED. REPLACED THE DAMAGED FITTING IAW EA 25-2017-138
- [SDR FXGA201706211713](https://openairdocs.org/sdr/FXGA201706211713), Jun 21, 2017: SEAT TRACK. CORRODED. SEAT TRACK CORRODED BETWEEN BS 435 AND 511, BL 0. REPLACED THE SEAT TRACK IAW SRM 53-21-0.
- [SDR FXGA20170215001](https://openairdocs.org/sdr/FXGA20170215001), Feb 11, 2017: POSITION SWITCH. STICKING. DURING GEAR RETRACTION, GEAR DOOR OPEN LIGHT AND GEAR RED UNSAFE LIGHTS FOR LEFT AND RIGHT MAIN GEAR ILLUMINATED WITH GEAR HANDLE IN UP POSITION.
- [SDR FXGA201701121701](https://openairdocs.org/sdr/FXGA201701121701), Jan 12, 2017: SKIN. CRACKED. SKIN CRACK AT RIGHT HAND FUSELAGE STATION 1143 STRINGER RIGHT 14. MAJOR REPAIR OF CRACK PER SRM REFERENCE. REPAIR PER SRM 53-01 FIGURE 2 (SHEET 3).
- [SDR FXGA201612301642](https://openairdocs.org/sdr/FXGA201612301642), Dec 30, 2016: SKIN. CRACKED. SKIN CRACK AT LEFT HAND STA 1132 STRINGER L14. MAJOR REPAIR OF CRACK PER SRM REFERENCE. REPAIR PER SRM 53-01 FIGURE 2 (SHEET 3).
- [SDR FXGA201612301644](https://openairdocs.org/sdr/FXGA201612301644), Dec 30, 2016: SKIN. CRACKED. SKIN CRACK AT RIGHT HAND STA 1144 STRINGER R15. MAJOR REPAIR OF CRACK PER SRM REFERENCE. REPAIR PER SRM 53-01 FIGURE 2 (SHEET 3).
- [SDR FXGA201610261638](https://openairdocs.org/sdr/FXGA201610261638), Oct 26, 2016: SKIN. CRACKED. REPAIR OF CRACKS IN FUSELAGE SKIN FS 102.5 BELOW STRINGER R18. REPAIR CRACKS EXTENDING FROM RIVETS IN SKIN AT FS 102.5 STRUCTURAL REPAIR MANUAL 53-01 FIGURE 4 (
- [SDR FXGA201610261637](https://openairdocs.org/sdr/FXGA201610261637), Oct 25, 2016: STRUCTURE. CRACKED. REPAIR OF 4" CRACK IN FUSELAGE TAIL STA 1205 RT 3 O-CLOCK POSITION. MAJOR REPAIR OF CRACK PER SRM REFERENCE SRM 53-01 FIGURE 4.
- [SDR FXGA201610240001](https://openairdocs.org/sdr/FXGA201610240001), Oct 24, 2016: SUPPORT BRACKET. CRACKED. RIGHT FLAP I/B ACTUATOR SUPPORT BRACKET CRACKED.
- [SDR FXGA201606141611](https://openairdocs.org/sdr/FXGA201606141611), Jun 13, 2016: BULKHEAD. CRACKED. AFT PRESSURE BULKHEAD CRACKED AT LBL 40, FRAME STA 996 LT. DURING INSPECTION A CRACK WAS DISCOVERED. AFT PRESSURE BULKHEAD CRACKED AT LBL 40, FRAME STA 996 LT. 
- [SDR FXGA201606131612](https://openairdocs.org/sdr/FXGA201606131612), Jun 13, 2016: CUSP WEB. DAMAGED. MAIN DECK CUSP WEBS DAMAGED, STA 322-455, RBL 54. DURING THE INSPECTION, DAMAGE WAS DISCOVERED IN VARIOUS AREA OF THE OTBD CUSP WEB BETWEEN FS 322-455. REMOVE E
- [SDR FXGA201606101609](https://openairdocs.org/sdr/FXGA201606101609), Jun 10, 2016: SKIN. DAMAGED. RT HORIZONTAL STABILIZER L/E DAMAGED AT BS XFS 229-235, 4" DAMAGE TRIMOUT. MAKE CUTOUT IAW SRM 55-03, FIG 2, SHT 3, DEVIATIONS APPROVED IAW DOCUMENT N935CE-055-
- [SDR FXGA201606101610](https://openairdocs.org/sdr/FXGA201606101610), Jun 10, 2016: PAN. CORRODED. AFT CARGO PIT DOOR INTERNAL PAN CORROSION REPAIR. AFT CARGO PIT DOOR INTERNAL PAN HAS NUMEROUS AREAS OF CORROSION AT BLIND HI-SHEAR LOCATIONS. REMOVE ALL EVIDEN
- [SDR FXGA201606011606](https://openairdocs.org/sdr/FXGA201606011606), Jun 6, 2016: WINDOW FRAME. CORRODED. REPLACEMENT OF PILOT TO CENTER WINDOW LOWER "Z" FRAME. PILOT`S WINDOW TO CENTER WINDOW LOWER "Z" FRAME HAS CORROSION, SHEARED RIVET. THE REPAIR ITSELF INVOLVED 
- [SDR JRAA20160525003](https://openairdocs.org/sdr/JRAA20160525003), May 24, 2016: SELECTOR VALVE. STICKING. UNCOMMANDED LT MLG EXTENSION IN FLIGHT AT 315 KNOTS. REDUCED AIRSPEED AND REDUCED ALTITUDE. CORRECTED SEVERE YAW. SELECTED GEAR DOWN, 3 DOWN & LOCKED. CONTINUE 
- [SDR FXGA20160128001](https://openairdocs.org/sdr/FXGA20160128001), Jan 27, 2016: STRUT. LOW PRESSURE. AFTER TAKEOFF COULD NOT RETRACT GEAR, HANDLE WOULD NOT MOVE TO UP POSITION. THE CAUSE WAS THE NLG STRUT WAS LOW ON PRESS.
- [SDR CA151027006](https://openairdocs.org/sdr/CA151027006), Oct 9, 2015: BELLCRANK. SHEARED. (CAN) DURING OFFLOADING/LOADING OF CARGO ON 08 OCTOBER 2015, CAPTAIN REPORTED THAT MAIN CARGO DOOR LIFT ACTUATOR BELLCRANK ASSY WAS BROKEN/SHEARED. CREW STATED 
- [SDR CA141224004](https://openairdocs.org/sdr/CA141224004), Dec 22, 2014: PCU. FAILED. (CAN) SHORTLY AFTER TAKEOFF, THE HYDRAULIC SYSTEM A LOW PRESSURE LIGHTS ILLUMINATED. THE FLIGHT CREW DETERMINED THAT A LEAK HAD DEPLETED THE HYDRAULIC SYSTEM A 
- [SDR CA141103034](https://openairdocs.org/sdr/CA141103034), Oct 31, 2014: ROD END. FAILED. (CAN) DURING THE DAILY INSPECTION, MAINTENANCE IDENTIFIED THAT SPOILERS 10, 11 & 12 WERE EXTENDED WITHOUT CONTROL HANDLE INPUT. INVESTIGATION REVEALED A BROKEN 
- [SDR CA141011001](https://openairdocs.org/sdr/CA141011001), Oct 8, 2014: CABLE. FAILED. (CAN) PILOTS REPORTED THAT, IN FLIGHT, AIRCRAFT ROLLS TO THE LEFT WHEN SPEEDBRAKES ARE DEPLOYED. MAINTENANCE INVESTIGATION DISCOVERED THE WSA-1 SEGMENT P SPOILE
- [SDR CA141014014](https://openairdocs.org/sdr/CA141014014), Oct 6, 2014: WHEEL. CRACKED. (CAN) DURING THE A/C WALK AROUND, MAINTENANCE NOTICED THE NR 4 TIRE WAS FLAT. THE WHEEL/TIRE ASSY WAS REMOVED AND UPON INVESTIGATION, A CRACK WAS IDENTIFIED IN 
- [SDR FXGA201409241439](https://openairdocs.org/sdr/FXGA201409241439), Sep 24, 2014: SEAT TRACK. CORRODED. CORROSION ON INBD LT SEAT TRACK IN FLIGHT DECK. AFTER CORROSION REMOVAL, FOUND SEAT TRACK TO BE OUT OF LIMITS. REMOVED & FABRICATED NEW SECTION OF TRACK & INSTA
- [SDR CA140930001](https://openairdocs.org/sdr/CA140930001), Sep 24, 2014: FLOORBEAM. CORRODED. (CAN) CORROSION FOUND ON FLOORBEAM BS BS 870 LBL 60 LOWER FLANGE. FOUND DURING INSPECTION. REQUIRED ENGINEERING TO REPAIR.
- [SDR CA140930002](https://openairdocs.org/sdr/CA140930002), Sep 24, 2014: FLOORBEAM. CORRODED. (CAN) CORROSION FOUND ON FLOORBEAM AT BS 940 RBL 25 LOWER FORWARD FLANGE. FOUND DURING INSPECTION. ENGINEERING REPAIRED.
- [SDR FXGA201409231436](https://openairdocs.org/sdr/FXGA201409231436), Sep 23, 2014: FINGER DOUBLER. CORRODED. REPAIR AT LONGERON 26RT FS 598 INTERNAL FINGER DOUBLER. LONGERON 26RT FS 598 INTERNAL FINGER DOUBLER IS PILLOWING & CRACKED AT SLICE FITTING LOCATION. REPAIR TH
- [SDR FXGA201409231437](https://openairdocs.org/sdr/FXGA201409231437), Sep 23, 2014: WEB. DENTED. NOSE LANDING GEAR SUPPORT WEB RT SIDE REPAIR. REPAIRS WEB DENTED IN RT SIDE NOSE GEAR WW NEAR RT TRUNNION FITTING.
- [SDR FXGA201409231438](https://openairdocs.org/sdr/FXGA201409231438), Sep 23, 2014: SKIN. GOUGED. VERTICAL STABILIZER LT TIP PLATING REPAIR FROM ZV73 TO ZV147 BETWEEN YV157 & YV172. GOUGES FOUND ON FWD LT SIDE OF VERTICAL STABILIZER UNDER UPPER & LOWER BANAN
- [SDR CA141027012](https://openairdocs.org/sdr/CA141027012), Aug 20, 2014: WHEEL HALF. CRACKED. (CAN) INNER WHEEL HALF FOUND TO BE CRACKED AT KEY BOSS DURING O/H.
- [SDR CA140623025](https://openairdocs.org/sdr/CA140623025), Jun 18, 2014: ACCESSORY UNIT. FAILED. (CAN) DURING CRUISE, THE LT MAIN GEAR INDICATION RED UNSAFE LIGHT ILLUMINATED. THE CREW PERFORMED THE GEAR LIGHT ILLUMINATED CHECK LIST FOLLOWED BY A MANUAL GEA
- [SDR CA140425004](https://openairdocs.org/sdr/CA140425004), Apr 22, 2014: SWITCH. FAILED. (CAN) MISSED APPROACH CARRIED OUT DUE NR 5 SLAT INDICATION FAILED TO INDICATE EXTENDED. CHECKLIST CARRIED OUT AND RETURNED FOR LANDING. SWITCH REPLACED AND ACFT
- [SDR CA140110009](https://openairdocs.org/sdr/CA140110009), Jan 8, 2014: SLAT TRACK. DAMAGED. (CAN) DURING A POST C-CHECK TEST FLIGHT THE CREW WAS FLYING THE ACFT AT 16,000FT, WHEN THEY PERFORMED AN ALTERNATE FLAP EXTENSION TEST. THE ACFT DID EXTEND THE 
- [SDR CA131223011](https://openairdocs.org/sdr/CA131223011), Dec 18, 2013: CHECK VALVE. FAILED. (CAN) UPON NR 1 ENGINE START, AIRCREW OBSERVED "A SYSTEM" HYDRAULIC QTY DECREASING. MAINTENANCE VERIFIED HYD LEAK NEAR LT SIDE OF AFT AIRSTAIRS. FURTHER INVESTI
- [SDR CA131204007](https://openairdocs.org/sdr/CA131204007), Nov 30, 2013: DUCT. CRACKED. (CAN) ON ARRIVAL, MAINTENANCE DISCOVERED THE UPPER COWLING BLOWOUT PANEL MISSING ON THE NR 1 ENGINE. FURTHER INVESTIGATION FOUND THE 6TH STAGE DUCT RUPTURED. TH
- [SDR CA131202019](https://openairdocs.org/sdr/CA131202019), Nov 27, 2013: RELAY. FAILED. (CAN) DURING FLIGHT, CREW EXPERIENCED TRIPPING OF SEVERAL FUEL BOOST PUMP CIRCUIT BREAKERS. CREW DIVERTED TO THE NEAREST SUITABLE AIRPORT WHERE MAINTENANCE REPL
- [SDR CA131120011](https://openairdocs.org/sdr/CA131120011), Nov 19, 2013: TUBE. CRACKED. (CAN) DURING POST FLIGHT INSPECTION THE BLOW OUT PANEL WAS FOUND MISSING FROM THE UPPER COWL ON THE NR 3 ENGINE. FURTHER INSPECTION FOUND THE RT INLET ANTI-ICE 
- [SDR CA131015009](https://openairdocs.org/sdr/CA131015009), Oct 10, 2013: OIL FILTER. CONTAMINATED. (CAN) DURING TAKEOFF ROLL, NR 3 LOW OIL PRESSURE/FILTER BYPASS LIGHT ILLUMINATED. TAKE OFF REJECTED AT 70 KNTS. ENGINE OIL FILTER HAD CARBON DEPOSITS AND WAS RE
- [SDR CA130803011](https://openairdocs.org/sdr/CA130803011), Jul 31, 2013: MANIFOLD. CRACKED. (CAN) GROUND CREWS NOTICED HYDRAULIC FLUID COMING FROM THE MAIN CARGO DOOR. MAINTENANCE DISCOVERED A CHECK VALVE HAD SHEARED IN TWO AND SUBSEQUENTLY REPLACED TH

All 1,388: https://openairdocs.org/engine/pratt-whitney-jt8d-9a/reports.md

## STCs that may be installed (OpenAirDocs) (16)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE01588AT](https://openairdocs.org/stc/SE01588AT): Installation of McClain International JT8D first stage turbine airseal as documented. McClain International, Inc
- [STC SE2930SO](https://openairdocs.org/stc/SE2930SO): Installation of an alternate gearbox cover seal utilizing an aluminum retainer .040-inch thick with a molded-in-place elastomeric seal contoured to fit the main housing/cover flange interface. Parker O-Seal Division. Lists JT8D Series
- [STC SE497NE](https://openairdocs.org/stc/SE497NE): Installation of oil tank filler neck check valve assembly. Aviation Components Support
- [STC SE3916NM](https://openairdocs.org/stc/SE3916NM): Installation of CADC bleed valve supports brackets, P/N B10002 or RB10003, as a replacement part for P&W P/N 578273. Aeroparts Mfg & Repair. Lists JT8D Series
- [STC SE79WE](https://openairdocs.org/stc/SE79WE): Installation of CADC bleed valve support brackets, P/N B10001 or RB10006, as a replacement part for P&W P/N 493317 used on JT8D-1, -5, -7, -9, -9A, -15 and -17 engines. Aeroparts Mfg & Repair. Lists JT8D Series
- [STC SE00049AT-D](https://openairdocs.org/stc/SE00049AT-D): Installation of Intermediate Compressor Case (JT8D SERIES). Aero Component Technologies. Lists JT8D Series
- [STC SE2787CE](https://openairdocs.org/stc/SE2787CE): Installation of P/N T92871 first stage turbine vanes. Trans World Airlines Inc
- [STC SE86WE](https://openairdocs.org/stc/SE86WE): Replace the airoils on P&WA P/Ns 495051, 478351, 583751, 653851, 653951, 572451, 583351, 653751, 653151, 676951, 728951, 709951, 710751, 627751, 737271, 578551, 738271, 747171, 792871, 786471, 583751, 777971, 780591, 782571, 793181, 799771, 794481, 794491 , 798781, and 799191. Chromizing Company
- [STC SE557NE](https://openairdocs.org/stc/SE557NE): Installation of oil tank shuttle valve. Stockbridge William D
- [STC SE2666SO](https://openairdocs.org/stc/SE2666SO): Modification of the anti-ice mount bracket. Cook Airtomic
- [STC SE593NE](https://openairdocs.org/stc/SE593NE): Installation of a Select Controls Inc. Engine Oil Shuttle Valve, P/N 2057-1-001. (See Eligibility List). Basken Valve Corporation. Lists JT8D Series
- [STC SE1930SO](https://openairdocs.org/stc/SE1930SO): Installation of power control shaft bushing. Cook Airtomic Division. Lists JT8D Series
- [STC SE83WE](https://openairdocs.org/stc/SE83WE): Installation of heat shield assembly P/N 408-007 as a replacement part for P&W P/N499941 or 749609 used on JT8D-1, -5, -7, -9, -9A, -15 and -17 engines. Hughes Helicopter. Lists JT8D Series
- [STC SE84WE](https://openairdocs.org/stc/SE84WE): Installation of heat shield assembly 408-008 as a replacement part for P&W No. 586918 used on JT8D-1, -5, -7, -9, -9A, -15 and -17 engines. Hughes Helicopter. Lists JT8D Series
- [STC SE67WE](https://openairdocs.org/stc/SE67WE): Installation of fuel control rod end bearings. Triumph Corporation. Lists JT8D Series
- [STC SA2627WE](https://openairdocs.org/stc/SA2627WE): Installation of fuel control rod end bearings. Triumph Corporation. Lists JT8D Series

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