# Service difficulty reports: Pratt & Whitney JT3D-7

A list on [Pratt & Whitney JT3D-7](https://openairdocs.org/engine/pratt-whitney-jt3d-7.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 6 · 265 reports

- [SDR IXXA20120922027O](https://openairdocs.org/sdr/IXXA20120922027O.md): Control Valve · leaking · Sep 22, 2012 · N799AL · Doug DC862F · Hydraulic System, Main
  > DURING FLIGHT, HYDRAULIC QUANTITY LEVEL STARTED SLOWLY DECREASING. ACFT RETURNED TO ORIGINATING STATION. FOUND SLOT CONTROL VALVE LEAKING. R & R PACKING AND O-RINGS IAW MM 20-60-0 AND 27-80-4. SYS OPS AND LEAK CHECKS GOOD IAW MM 27-80-0. SERVICED HYD SYS
- [SDR IXXA20120228005O](https://openairdocs.org/sdr/IXXA20120228005O.md): Switch · leaking · Feb 28, 2012 · N41CX · Doug DC862F · Turbine Engine Oil System
  > NR 3 ENGINE STARTED SLOWLY LEAKING OIL. AT 1418Z WITH NR 3 OIL QUANTITY INDICATION OF 1 GALLON AND NR 3 OIL TEMP SLOWLY STARTING TO INCREASE, NR 3 ENGINE WAS SHUTDOWN AS A PRECAUTION. AFTER SHUTDOWN, NR 3 ENGINE OIL QUANTITY CONTINUED TO DECREASE TO ZERO WITH
- [SDR IXXA110013O](https://openairdocs.org/sdr/IXXA110013O.md): Pressure Switch · cracked · Feb 6, 2011 · N71CX · Doug DC862F · Engine Oil Pressure
  > DURING CRUISE, THE CREW SHUTDOWN NR 1 ENGINE DUE TO LOSS OF OIL QTY. THEY LANDED WITHOUT FURTHER INCIDENT. MX INPECTED NR 1 ENGINE AND FOUND OIL DIFFERENTIAL PRESSURE SWITCH HOUSING CRACKED. THEY REPLACED OIL DIFFERENTIAL PRESSURE SWITCH. OPS CHECK GOOD IAW
- [SDR IXXA100033O](https://openairdocs.org/sdr/IXXA100033O.md): Fuel Filter · clogged · May 19, 2010 · N799AL · Doug DC862F · Aircraft Fuel Filter/Strainer
  > AFTER LEVEL OFF, WITH ANTI-ICE OFF NR 3 ENG N1 ROLLED BACK TO 80 PERCENT, N2 89 PERCENT, OIL PRESSURE 50PSI, FUEL FLOW FLUCTATING 2000-2800 AND PPH EPR 1.4-1.6. TURNED ON ANTI-ICE, NO HELP OIL TEMP BEGAN TO RISE FROM 90 TO 120. THE CREW SHUTDOWN NR 3 ENG. THE
- [SDR IXXA100019O](https://openairdocs.org/sdr/IXXA100019O.md): Striker · out of adjust · Mar 3, 2010 · N799AL · Doug DC862F · Landing Gear Position and Warning
  > DURING CLIMBOUT, AFTER GEAR RETRACTION THE DOOR NOT LATCH LIGHT REMAINED ON. THE CREW CYCLED THE GEAR AND LIGHT REMAINED ON. THEY LANDED WITHOUT FURTHER INCIDENT. MX FOUND THE LT GEAR DOOR STRIKER OUT OF ADJUSTMENT. THEY ADJUSTED THE DOOR STRIKER. OPS CHECK GO
- [SDR IXXA100018O](https://openairdocs.org/sdr/IXXA100018O.md): Anti-Ice Valve · defective · Feb 28, 2010 · N799AL · Doug DC862F · Engine Anti-Icing System
  > DURING CLIMB OUT WITH ANTI-ICE ON NR 4 ENG COMPRESSOR STALLED. THE CREW RETURNED TO DEPARTURE WITHOUT FURTHER INCIDENT. MX REPLACED NR 4 INBD ANTI-ICE CONTROL VALVE REGULATOR. OPS CHECK GOOD IAW MM 75-10-1. ACFT WAS RETURNED TO SERVICE.
- [SDR IXXA100017O](https://openairdocs.org/sdr/IXXA100017O.md): Striker · out of adjust · Feb 19, 2010 · N799AL · Doug DC862F · Landing Gear Position and Warning
  > DURING CLIMBOUT, THE DOOR NOT LATCH LIGHT REMAINED ON AFTER GEAR RETRACTION, CREW CYCLED THE GEAR AND LIGHT REMAINED ON. THEY LANDED WITHOUT FURTHER INCIDENT. MX INSPECTED MLG AND FOUND THE LT MLG DOOR STRIKER OUT OF ADJUSTMENT. THEY ADJUSTED THE DOOR STRIKE
- [SDR IXXA100012O](https://openairdocs.org/sdr/IXXA100012O.md): Oil System · low pressure · Jan 31, 2010 · N799AL · Doug DC862F · Engine Oil Pressure
  > DURING CRUISE FROM NR 2 ENGINE LOW OIL PRESSURE LIGHT CAME ON. THE CREW SHUTDOWN NR 2 ENG AND LANDED WITHOUT FURTHER INCIDENT. MX REPLACED MAIN OIL FILTER, LOW OIL PRESSURE SWITCH AND OIL PRESSURE DIFFERENTIAL SWITCH. OPS CHECK GOOD IAW MM 79-20-7, ERH 01.03.1
- [SDR IXXA100011O](https://openairdocs.org/sdr/IXXA100011O.md): Pressure Switch · malfunctioned · Jan 30, 2010 · N799AL · Doug DC862F · Engine Oil Pressure
  > DURING CRUISE, NR 2 ENG LOW PRESSURE LIGHT CAME ON. THE CREW SHUTDOWN NR 2 ENG AND LANDED WITHOUT FURTHER INCIDENT. MX REPLACED LOW OIL PRESSURE SWITCH AND OIL DIFFERENTIAL SWITCH. OPS CHECK GOOD IAW MM 79-33-1 AND 79-32-2. ACFT WAS RETURNED TO SERVICE.
- [SDR IXXA090058O](https://openairdocs.org/sdr/IXXA090058O.md): Clamp · loose · Oct 18, 2009 · N799AL · Doug DC862F · Engine Bleed Air System
  > DURING APPROACH INTO KBWI NUMBER FOUR ENGINE FIRE WARNING CAME ON INTERMITTENTLY. THE CREW SHUTDOWN NUMBER FOUR ENGINE AS A PRECAUTION, THEY LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND TIGHTENED LOOSE CLAMP ON HIGH STAGE BLEED VALVE. OPERATIONAL
- [SDR IXXA090030O](https://openairdocs.org/sdr/IXXA090030O.md): Engine · power loss · May 15, 2009 · N41CX · Doug DC862F · Engine (Turbine/Turboprop)
  > DURING CRUISE FROM BGTL NR 2 ENGINE LOST POWER, THE ENGINE DID NOT RESPOND TO THROTTLE MOVEMENT AND THERE WAS AN AUDIBLE ENGINE STALL. THE GENERATOR DID NOT GO OFF LINE AND OIL PRESSURE LIGHT DID NOT ILLUMINATE THE IGNITION OFF. THE CREW SHUTDOWN NUMBER TWO E
- [SDR 22AA20081203](https://openairdocs.org/sdr/22AA20081203.md): Bleed Valve · stuck · Dec 31, 2008 · N784AL · Doug DC863F · Compressor Bleed Valve
  > LOG PAGE NR 128276. NR 1 ENGINE WOULD NOT ACCELERATE TO TAKE-OFF POWER; REJECTED TAKE OFF AT 80 KTS. - RETURNED TO GATE. FOUND NR 1 COMPRESSOR BLEED VALVE STUCK IN OPEN POSITION. R&R NR 1 ENGINE COMP. BLEED CONTROL VALVE IAW DC-8 M/M 75-30-3; OPS CHECK NOR
- [SDR IXXA080032O](https://openairdocs.org/sdr/IXXA080032O.md): Oil System · leaking · Nov 5, 2008 · N799AL · Doug DC862F · Turbine Engine Oil System
  > DURING CRUISE, NR 4 ENGINE OIL PRESSURE WAS FLUCTUATING & OIL PRESSURE LIGHT FLICKERING, OIL QUANTITY READ 0. CREW RAN ABNORMAL OIL PRESSURE CHECKLIST FOLLOWED BY EMERGENCY SHUTDOWN CHECKLIST. WINDMILL OIL PRESSURE 14 PSI. RESTORED FUEL TO FUEL CONTROL EVER
- [SDR ARWA20080707](https://openairdocs.org/sdr/ARWA20080707.md): Fuel Control · malfunctioned · Jul 31, 2008 · N661AV · Doug DC863F · Fuel Control/Turbine Engines
  > ENG NR 1 FAILED TO ACCELERATE BEYOND GROUND IDLE. REMOVED AND REPLACED FUEL CONTROL UNIT AT NR 1 ENG IAW DC8 MM 73-20-1. PERFORMED ENG RUN UP IAW DC8 MM 77-00. FOUND NORMAL. (S)
- [SDR IXX2008F00007](https://openairdocs.org/sdr/IXX2008F00007.md): Engine · oil consumption · Jul 6, 2008 · N71CX · Doug DC862F · Engine (Turbine/Turboprop)
  > DURING CRUISE, THE CREW SHUTDOWN NR 3 ENGINE DUE TO OIL QUANTITY DROPPING TO LESS THAN ONE GALLON, OIL PRESSURE GAUGE FLUCTUATING, OIL TEMP WAS ABOVE 115C, OIL PRESSURE LIGHT INTERMITTENT, THE CREW LANDED WITHOUT FURTHER INCIDENT. AC WAS AUTHORIZED FERRY FLIG
- [SDR IXXA080017O](https://openairdocs.org/sdr/IXXA080017O.md): Pressure Switch · leaking · May 1, 2008 · N799AL · Doug DC862F · Engine Oil Indicating System
  > DURING CRUISE FROM HIK, THE CREW SHUTDOWN NR 1 ENGINE AT 2102Z DUE TO FLUCTUATING OIL PRESSURE AND FLICKERING OIL PRESSURE LIGHT. WIND MILLING OIL PRESSURE FLUCTUATION BETWEEN 18PSI TO 25PSI AT CRUISE ALTITUDE, OIL QUANTITY INDICATED 2.5 GALLONS AND OIL TEMP
- [SDR 865FLP2936](https://openairdocs.org/sdr/865FLP2936.md): Compressor · stalled · Mar 28, 2008 · N865F · Doug DC863F · Turbine Engine Compressor Section
  > NR 1 ENGINE COMPRESSOR STALLED AT 1000 FT AND WAS SECURED. ENGINE WAS RELIT PRIOR TO LANDING. ENGINE POWER ASSURANCE RUN ON GROUND DETECTED NO DISCREPANCIES.
- [SDR IXXA070043O](https://openairdocs.org/sdr/IXXA070043O.md): B-Nut · loose · Aug 23, 2007 · N41CX · Doug DC862 · Turbine Engine Oil System
  > DURING CRUISE FROM KBWI NUMBER THREE ENGINE OIL QUANITY SLOWLY DECREASED UNTIL INDICATING ZERO. PRESSURE AND TEMPERATURE REMAINED NORMAL UNTIL THE OIL PRESSURE BEGAN TO FLUCTUATE APPROXIMATELY 15 PSI WITH NR 3 OIL PRESSURE LIGHT COMING ON AND OFF. THE CREW SH
- [SDR ARWA20070802](https://openairdocs.org/sdr/ARWA20070802.md): Indicator · malfunctioned · Aug 18, 2007 · N441J · Doug DC863F · Engine EGT/TIT Indicating System
  > POWER REDUCTION REQUIRED ON NR 2 ENGINE AFTER TAKEOFF IN ORDER TO MAINTAIN EGT LIMIT. 09-04-07 REMOVED AND REPLACED NR 2 EGT INDICATOR IN ACCORDANCE WITH MM 77-20-1. REMOVED AND REPLACED FCU IN ACCORDANCE WITH DC-8 M/M 7320-1; ACCOMPLISHED ENGINE RUN-UP IN
- [SDR IXXA070036O](https://openairdocs.org/sdr/IXXA070036O.md): Fuel Control · malfunctioned · Aug 1, 2007 · N799AL · Doug DC862 · Fuel Controlling System
  > DURING CRUISE FROM WSAP TO RJTY NR 1 ENGINE LOST POWER EPR REDUCED 1.2 AND FUEL FLOW DECREASED 1000 POUNDS PER HOUR. THE CREW PERFORMED THE ENGINE SHUTDOWN CHECKLIST AND SHUTDOWN THE ENGINE, THE AIRCRAFT LANDED AT RJTY WITHOUT INCIDENT. MAINTENANCE INSPECTED
- [SDR ARWA20070703](https://openairdocs.org/sdr/ARWA20070703.md): Bleed Valve · malfunctioned · Jul 10, 2007 · N661AV · Doug DC863F · Compressor Bleed Valve
  > ABORTED TAKE-OFF AT 118 KTS, UNABLE TO MAINTAIN TAKEOFF POWER WITHOUT EXCEEDING NR 3 ENGINE EGT LIMIT. REMOVED NR 3 ENGINE SURGE VALVE IN ACCORDANCE WITH M/M 75-30-3. INSTALLED NEW COMPRESSOR BLEED VALVE AND CONTROL IN ACCORDANCE WITH M/M 75-30-3. OPERATION
- [SDR ABXA070107](https://openairdocs.org/sdr/ABXA070107.md): Transmitter · defective · Apr 17, 2007 · N826AX · Doug DC863F · Engine Oil Pressure
  > AT TOP OF CLIMB, NR 1 ENGINE OIL PRESSURE STARTED DROPPING OFF INTO CAUTIONARY RANGE. RAN ABNORMAL CHECK LIST, REDUCED POWER TO IDLE. OIL PRESSURE DROPPED BELOW RED LINE, SECURED ENGINE AND RETURNED FOR LANDING. REPLACED NR 1 ENGINE OIL PRESSURE TRANSMITTER
- [SDR ABXA060311](https://openairdocs.org/sdr/ABXA060311.md): Engine · leaking · Dec 4, 2006 · N826AX · Doug DC863F · Turbine Engine Oil System
  > NR 3 ENGINE SHUT DOWN IN FLIGHT (STA SDF) DUE TO LOSS OF OIL. FERRIED AIRCRAFT BACK TO ILN. REMOVED AND REPLACED NR 3 ENGINE PER JOB CARD 8090507 IN WORK PACK 600261630.
- [SDR IXXA060450O](https://openairdocs.org/sdr/IXXA060450O.md): Prbc · sticking · Jun 19, 2006 · N799AL · Doug DC862F · Compressor Bleed Valve
  > DURING TAKE-OFF FROM KWRI NUMBER 3 ENGINE FAILED TO ACHIEVE TAKE-OFF POWER. THE FLIGHT CREW REJECTED THE TAKE-OFF AND RETURNED TO PARKING. MAINTENANCE TROUBLESHOT THE DISCREPANCY AND FOUND THE PRESSURE RATIO BLEED CONTROL VALVE STICKING. MAINTENANCE REPLACED T
- [SDR ARWA20060304](https://openairdocs.org/sdr/ARWA20060304.md): Engine · leaking · Mar 29, 2006 · N784AL · Doug DC863F · Turbine Engine Oil System
  > DURING CRUISE, NR 2 ENGINE LOSS OF ALL OIL QUANTITY AND PRESSURE; PRECAUTIONARY ENGINE SHUTDOWN AS PER CHECKLIST (TIME 0655). REMOVED AND REPLACED NR 2 ENGINE IN ACCORDANCE WITH ARROW AIR TASK CARD NR DC8-N-003. LEAK CHECKED, NO LEAKS NOTED; OPERATIONAL CHECK
- [SDR ABXA060081](https://openairdocs.org/sdr/ABXA060081.md): Fuel Control · defective · Feb 14, 2006 · N812AX · Doug DC863F · Fuel Control/Turbine Engines
  > NR 3 ENGINE FAILED TO ACCELERATE IN-FLIGHT. EET 20 DEGREES N2 48%, FF AT 1000 LBS. ATTEMPTED RE-LIGHT TO NO AVAIL. SHUT DOWN NR 3 ENGINE AT 0518Z, 4 PSI INDICATED ON OIL PRESSURE. REMOVED AND REPLACED FUEL CONTROL UNIT ON NR 3 ENGINE AND TRIMMED NR 3 ENGIN
- [SDR ARWA20060202](https://openairdocs.org/sdr/ARWA20060202.md): Engine · vibration · Feb 8, 2006 · N784AL · Doug DC863F · Engine (Turbine/Turboprop)
  > SHUT-DOWN NR 3 ENGINE IN FLIGHT DUE TO VIBRATION. COMPLIED WITH ALL CHECKLIST. C/W RED BORDER NR 019421 NR 3 ENGINE P-679000 REPLACEMENT. COMPLY WITH RED BORDER NR 019421; REMOVED AND REPLACED NR 3 ENGINE IN ACCORDANCE WITH MAINTENANCE MANUAL 71-00-00. OPE
- [SDR ABXA060059](https://openairdocs.org/sdr/ABXA060059.md): Skin · corroded · Jan 20, 2006 · N811AX · Doug DC863F · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN LOWER SIDE OF NR 3 CARGO DOOR HAD A SPOT OF CORROSION. REPAIRED NR3 CARGO DOOR JAMB SKIN IAW SRM 53-2-1, FIG. 9. PARTIAL WORK NR1-102 FOR WORK ACCOMPLISHED (W.O. 600239852) COI 50853 INITIATED FOR REPAIR REPLACEMENT IN 1000 CYCLES.
- [SDR IXXA0600087O](https://openairdocs.org/sdr/IXXA0600087O.md): Relief Valve · misinstalled · Jan 18, 2006 · N71CX · Doug DC862F · Turbine Engine Oil System
  > AT LEVEL OFF, THROTTLES REDUCED TO CRUISE PWR NR 1 ENG OIL PRESS LIGHT CAME ON. OIL PRESS IND 10 PSI. CREW SHUTDOWN ENG. LANDED W/O INCIDENT. MX VERIFIED NO SIGNIFICANT OIL LOSS. C/W ABNORMAL OIL PRESS INSPECT. INSPECT MAIN FILTER AND SCAV PUMP INLET SCREENS &
- [SDR ABXA050379](https://openairdocs.org/sdr/ABXA050379.md): Transmitter · defective · Dec 21, 2005 · N816AX · Doug DC863F · Engine Oil Indicating System
  > NR 3 ENGINE OIL PRESSURE WAS 37 TO 39 PSI IN CRUISE. RETARDED THROTTLE TO IDLE TO COMPLY WITH ABNORMAL PROCEDURES, OIL PRESSURE WAS 35 PSI. OIL PRESSURE DROPPED TO 34 PSI, SECURED NR 3 ENGINE AT 0850 HRS - 10 PSI WINDMILLING OIL PRESSURE. 0855 HRS OIL PRESSURE
- [SDR ARWA20051202](https://openairdocs.org/sdr/ARWA20051202.md): Actuator · leaking · Dec 20, 2005 · N441J · Doug DC863F · Rudder Actuator
  > LOG PAGE NR 116558. ON POST FLIGHT FOUND LEAKING BY EMPANAGE LOWER SIDE REAR STRIKE PAD REAR ACCESS PANEL. REMOVED AND REPLACED RUDDER PACK ACTUATOR IAW MM 27-21-6. LEAK CHECK AND OPERATIONAL CHECK IAW MM 27-20-0 FOUND NORMAL, NO LEAKS NOTICE.
- [SDR ABXA060021](https://openairdocs.org/sdr/ABXA060021.md): Frame · corroded · Dec 2, 2005 · N826AX · Doug DC863F · Fuselage Main, Frame
  > STA. 1100, LONGERON 18 RT, FRAME CORRODED. REPAIRED FRAME AT STA. 1100, LONGERON 18 RT IAW SRM 53-2-0, FIGURE 2.
- [SDR ARWA20051102](https://openairdocs.org/sdr/ARWA20051102.md): Blades · damaged · Nov 17, 2005 · N661AV · Doug DC863F · Turbine Engine Compressor Section
  > UPON ENGINE SPOOL UP FOR TAKEOFF, NR 4 ENGINE COMPRESSOR STALLED. PERFORMED BOROSCOPE TO NR 4 ENGINE; FOUND BLADES DAMAGED, SECURED NR 4 ENGINE FOR FERRY FLIGHT IN ACCORDANCE WITH ARROW GMM 6-3-4/5.
- [SDR ABXA050308](https://openairdocs.org/sdr/ABXA050308.md): Floorbeam · corroded · Nov 11, 2005 · N826AX · Doug DC863F · Fuselage Main, Floor Beam
  > MAIN CABIN, STA 798, BUTT LINE 0 - RT BUTT LINE 48, FLOORBEAM CORRODED. REMOVED NUT PLATES, CLEANED CORROSION ON FLOORBEAM AT STA 798, BUTT LINE 0 - RT BUTT LINE 48, BLENDED AREA, OUT OF LIMITS AT.088 INCH MATERIAL REMAINING FROM ORIGINAL THICKNESS OF.186 I
- [SDR ABXA050309](https://openairdocs.org/sdr/ABXA050309.md): Tripler · corroded · Nov 8, 2005 · N826AX · Doug DC863F · Fuselage Miscellaneous Structure
  > EXISTING TRIPLER CORRODED AT STA 857, RT BUTT LINE 50. FABRICATED TRIPLER AT STA 857, RT BUTT LINE 50 IAW REA D853-52539. MATERIAL USED.190 7075-T6, P/O NR 1073367.
- [SDR ABXA050306](https://openairdocs.org/sdr/ABXA050306.md): Angle · corroded · Nov 7, 2005 · N826AX · Doug DC863F · Fuselage Miscellaneous Structure
  > LOWER CHORD AT STA 857, RT BUTT LINE 23 CORRODED. FABRICATED CHORD AT STA 857, RT BUTT LINE 23 IAW REA D853-52537. MATERIAL USED P/N: AND-10134-1407, P/O NR1122772.
- [SDR ABXA060019](https://openairdocs.org/sdr/ABXA060019.md): Floorbeam · corroded · Nov 1, 2005 · N826AX · Doug DC863F · Fuselage Main, Floor Beam
  > MAIN CARGO, STA. 55, LBL 20, CORROSION ON UNDERSIDE OF FLOORBEAM CORNER. REMOVED A 3.5 INCH X.7500 INCH SECTION OF UPPER FLANGE FLOORBEAM AT STA. 55, LBL 20 IAW SRM DWG K04881. FABRICATED REPAIR ANGLE, SHIM AND FILLER IAW SRM DWG K04881.
- [SDR ABXA050310](https://openairdocs.org/sdr/ABXA050310.md): Longeron · corroded · Oct 26, 2005 · N826AX · Doug DC863F · Fuselage Main, Longeron/Stringer
  > CORROSION FOUND ON STR 31 L (LONGERON) FROM STA. 610 - 730 IN MID ACCESSORY COMPARTMENT. REMOVED AND REPLACED LONGERON 31 LT FROM STA. 610-730 REF SRM 51-1-20 AND DPS 3.67-22.
- [SDR ABXA060020](https://openairdocs.org/sdr/ABXA060020.md): Floorbeam · corroded · Oct 26, 2005 · N826AX · Doug DC863F · Fuselage Main, Floor Beam
  > MAIN CABIN, STA. 857, LBL 12, FLOORBEAM UPPER CAP CORRODED. REMOVED CORROSION ON FLOORBEAM STA. 857, LBL 12. MATERIAL LOSS OUT OF LIMITS. FABRICATED AND INSTALLED REPAIR ANGLES IAW SRM DWG K04881.
- [SDR ARWA20051004](https://openairdocs.org/sdr/ARWA20051004.md): Compressor · stalled · Oct 22, 2005 · N661AV · Doug DC863F · Turbine Engine Compressor Section
  > LOG PAGE NR 117333, DURING TAKEOFF, NR 2 ENGINE COMPRESSOR STALLED. PERFORM NR 2 ENGINE INLET AND EXHAUST SECTION INSPECTION FOR DAMAGE IAW M/M 71-00 AND PERFORMED OPERATIONAL RUN IAW M/M 71-00; FOUND ALL PARAMETERS IN LIMITS, COULD NOT DUPLICATE FAILURE. NOT
- [SDR ABXA050338](https://openairdocs.org/sdr/ABXA050338.md): Air Duct · dented · Oct 19, 2005 · N826AX · Doug DC863F · Engine (Turbine/Turboprop)
  > NR 4 ENGINE L/S TRANSITION AIR DUCT HAD SEVERAL DENTS. 2 DENTS AT 9 AND 11 O'CLOCK POSITIONS OUT OF LIMITS IAW DC8 SRM 51-1-9A. CLEANED UP AREA OF DENTS AT 9 AND 11 O'CLOCK POSITIONS AND REPAIRED IAW DC8 SRM 51-1-9A. 2 MORE DENTS AT 11 O'CLOCK POSITION ARE WI
- [SDR ABXA050337](https://openairdocs.org/sdr/ABXA050337.md): Case · worn · Oct 17, 2005 · N826AX · Doug DC863F · Fuel Injector Nozzle
  > NR 2 ENGINE EXHAUST NOZZLE 6 O'CLOCK POSITION, CASE WORN. REMOVED DAMAGED EXISTING DOUBLERS IAW DC8 SRM 51-1-21. FABRICATED NEW DOUBLERS IAW SSRM DWG NR 78-841 FROM 0.051 301 1/2HD PO NR 1121624, PRIMED CONTACT SURFACE IAW DC8 51-1-8. INSTALLED NEW DOUBLER
- [SDR ABXA060018](https://openairdocs.org/sdr/ABXA060018.md): Fitting · cracked · Oct 14, 2005 · N826AX · Doug DC863F · Fuselage Main, Attach Fittings
  > AFT CARGO, RT SIDE, STA. 1580 HAD CRACKED FITTING, RBL 58, LONGERON 21 RT. REMOVED AND REPLACED CRACKED FITTING AT STA. 1580, RBL 58 IAW SRM 51-1-21 AND 51-3-1.
- [SDR ABXA060017](https://openairdocs.org/sdr/ABXA060017.md): Angle · corroded · Oct 12, 2005 · N826AX · Doug DC863F · Fuselage Miscellaneous Structure
  > CORROSION LOWER ANGLE ON PRESSURE WEB ON FWD BULKHEAD STA. 857, FORWARD OF RT. WHEEL WELL, APPROXIMATELY LONGERON 24. WING TO BODY ANGLE AT STA. 857 CORRODED BEYOND LIMITS. ANGLE REMOVED FROM LBL13 - RBL 57.5 AND NEW SECTION INSTALLED IAW SRM 51-1-20.
- [SDR ABXA060016](https://openairdocs.org/sdr/ABXA060016.md): Floorbeam · corroded · Oct 11, 2005 · N826AX · Doug DC863F · Fuselage Main, Floor Beam
  > CORROSION RUNNING THE ENTIRE FLOORBEAM, FORMER AND FASTENERS AT STA. 1640, LONGERON 22 RT, UNDERSIDE AFT. CORRODED BEYOND LIMITS AT RBL 53-60. REMOVED END CAP AND DOUBLER L/S. REMOVED CORROSION IAW SRM 53-2-0, PG 2P, FIG 1F AND INSTALLED END CAPS AND DOUBLER.
- [SDR ABXA060015](https://openairdocs.org/sdr/ABXA060015.md): Cusp Web · corroded · Oct 11, 2005 · N826AX · Doug DC863F · Fuselage Miscellaneous Structure
  > CORROSION ON CUSP LINE EXTRUSION, STA. 1020 TO STA. 114O, LONGERON 21 RT. CORRODED BEYOND LIMITS. REMOVED AND REPLACED CUSP EXTRUSION IAW SRM 53-2-5, FIG. 15 AND 15A.
- [SDR ARWA20050909](https://openairdocs.org/sdr/ARWA20050909.md): Bleed Valve · failed · Sep 10, 2005 · N661AV · Doug DC863F · Compressor Bleed Valve
  > DURING TAKEOFF AT MAX POWER 1.87 GPR BETWEEN 60 AND 80 KNOTS, HAD A LOUD BANG ON NR 2 ENGINE COMPRESSOR N2 INDICATOR SWUNG VIOLENTLY. ABORTED TAKEOFF AND SECURED NR 2 ENGINE WITH APPROPRIATE CHECKLIST. REMOVED AND REPLACED NR 2 SURGE BLEED VALVE ON ENGINE NR
- [SDR ARWA20050901](https://openairdocs.org/sdr/ARWA20050901.md): Bleed Valve · failed · Sep 7, 2005 · N791AL · Doug DC862F · Compressor Bleed Valve
  > ABORTED TAKEOFF AT 60 KNOTS UPON HEARING A LOUD BANG; NR 1 ENGINE COMPRESSOR STALLED. REMOVED AND REPLACED BLEED VALVE AND CONTROL COMPRESSOR IN ACCORDANCE WITH M/M 75-30-3; OPERATIONAL CHECK NORMAL IN ACCORDANCE WITH 75-30-0. PERFORMED BORESCOPE INSPECTION
- [SDR ARWA20050804](https://openairdocs.org/sdr/ARWA20050804.md): Crank Assy · broken · Aug 18, 2005 · N791AL · Doug DC862F · Drag Control System
  > WHEN POWER SET FOR TAKEOFF, TAKEOFF WARNING HORN SOUNDED AND SPOILER EXTENDED LIGHT ILLUMINATED. REMOVED AND REPLACED BROKEN GROUND SPOILER ACTUATION CRANKS IAW MM; RE-SAFETIED ALL PREVIOUSLY REMOVED HARDWARE. PERFORMED FUNCTIONAL CHECK OF GROUND SPOILERS PA
- [SDR ARWA20050702](https://openairdocs.org/sdr/ARWA20050702.md): Anti-Ice Valve · malfunctioned · Jul 22, 2005 · N791AL · Doug DC862F · Engine Anti-Icing System
  > DURING TAXI OUT, NR 1 ENGINE ANTI-ICE VALVE LIGHT ILLUMINATED; FOLLOWED ABNORMAL PROCEDURE; RETURN TO RAMP. REMOVED AND REPLACED NR 1 ENGINE RT ANTI-ICE VALVE IN ACCORDANCE WITH MM 75-10-1; OPERATIONAL CHECK IN ACCORDANCE WITH MM 75-10-0 AND MM 71-0 FOUND NOR

Next page: https://openairdocs.org/engine/pratt-whitney-jt3d-7/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE engine_model_key = 'JT3D7'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/pratt-whitney-jt3d-7/reports

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.