JASC 4960

Service difficulty reports · 383

Reports filed under 4960 · APU Controls, newest first.

Query with SQL
duckdb -csv -c "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 jasc_code = '4960'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR ASMF200506003Idg · failedAIRCRAFT RETURNED, LT GENERATOR FAILURE, APU DID NOT START AT 35 000 FT, 24 22 25 EICAS MESSAGES, 01 GEN OFF DISPLAYED AND 01 AS BUSS OFF REMAINED ILLUMINATED. QRH ABNORMAL PROCEDURE WAS PERFORMED, PAGE 09-03, RETURNING. DURING TEST WAS DETECTED LOW QUANTITY OJun 2, 2005 · N805AM · Boeing 7572Q8SDR SB04164Control Unit · faultyATL - FLT1203 - FLIGHT DEPARTED CLT, EN ROUTE TO IAH, WITH THE NR 2 CSD/GENERATOR ON MEL 24-1 FOR LEAKING OIL. AT FL350, JUST PASSING ATL, THE APU OVERSPEED LIGHT ILLUMINATED AND THE APU SHUTDOWN. FLIGHT DIVERTED TO ATL AND LANDED WITHOUT FURTHER INCIDENT. Dec 10, 2004 · N391US · Boeing 7373B7SDR GLBA20030768Relay · malfunctionedBURNING SMELL IN COCKPIT FO SIDE PANEL TOO HOT TO TOUCH. REMOVED AND REPLACED RELAY K0238.Nov 16, 2004 · N293UX · Emb EMB120ERSDR HNAA0407101Control Panel · stickingFLIGHT NR 3993 REPORTED AN ELECTRICAL ODOR DURING SHUTDOWN OF THE APU WITH THE ASSOCIATED CIRCUIT BREAKER N-8 POPPING. MAINTENANCE REMOVED AND REPLACED THE APU CONTROL PANEL DUE TO THE GENERATOR SWITCH STICKING IN THE ON POSITION. ALL OPERATIONAL CHECKS GOOD. Jul 11, 2004 · N840EX · Dhav DHC8102SDR PCAA0407228Control Panel · stuckAPU FAILED DURING SHUTDOWN, C/B N-8 POPPED, ELECTRICAL ODOR IN CABIN. REMOVED AND REPLACED APU CONTROL PANEL WITH SERVICEABLE CONTROL PANEL FROM A/C 838, OPS CHECK GOOD.Jul 11, 2004 · N840EX · Dhav DHC8102SDR DXTA200300200Control Panel · defectiveTEN MINUTES AFTER STARTING APU, SMOKE, SPARKS, AND FLAME CAME OUT OF APU PANEL. IT STOPPED AFTER APU SHUTDOWN AND POWER WAS SHUT OFF, NO EXTINGUISHER WAS USED. INSPECTED AREA AND FOUND THE APU CONTROL PANEL BURNT. REPLACED WITH NEW PANEL IAW PATS INC HAWKEDec 15, 2003 · N805QS · Raythn HAWKER800XPSDR USAABB03122Connector · looseCLT - FLT 1892 - EN ROUTE SXM TO CLT, CREW RECEIVED AN EICAS MESSAGE, LT GEN DRIVE DISCONNECTED. LT GEN DRIVE LIGHT ALSO ILLUM. THEN ON APPR TO CLT, APU GENERATOR KICKED OFFLINE AND WOULD NOT RESET. FLT LANDED AT CLT WITHOUT INCIDENT. MX ACCOM TROUBLESHOOTJul 25, 2003 · N603AU · Boeing 757225SDR MEX2003062Thermostat · failedFLT 248 - MEX-GDL - DURING PUSH BACK, THE APU SHUT OFF ON RAMP. THE AIRCRAFT RETURNED TO POSITION. THE PNEUMATIC LOAD CONTROL THERMOSTAT WAS REPLACED IAW MM 49-52-1, TESTS CORRECT. (M)Mar 8, 2003 · N1003P · Doug DC932SDR SWIA200311821Warning Light · illuminatedDURING DESCENT, APU WAS STARTED. AFTER APU SPOOL-UP DOOR-INHIBIT MESSAGE CAME ON. APU FIRE WAS DETECTED AND APU SHUT DOWN AUTOMATICALLY. APU BOTTLE LIGHT DID NOT ILLUMINATE AND WAS NOT DISCHARGED BY CREW. RESET APU ECU FAIL CODE. OPS CHECKED APU DOOR. OPFeb 28, 2003 · N413SW · Cndair CL6002B19SDR MEX2002360Control Unit · failedFLT 589 - MEX-CUN - AIRCRAFT RETURNED TO PLATFORM, AFTER ENGINES STARTING RIGHT GENERATORS DID NOT TAKE POWER. DURING CHECK WAS DETECTED THAT THE APU LEFT BAR BLUE LIGHT DID NOT TURN ON. DURING GENERATION TESTS, DETECTED THAT THE APU LEFT BAR WAS NOT WORKINGDec 12, 2002 · N168PL · Doug MD88SDR DL757021128Ecu · malfunctionedAPU SHUT DOWN IN CRUISE, ONE RESTART ATTEMPTED, FAULT LIGHT AGAIN. NOTE NR 2 GENERATOR WAS DISCONNECTED AT TAKEOFF FROM SFO FOR RIGHT GENERATOR DRIVE LIGHT ILLUMINATING. FOUND APU AUTO-SHUTDOWN FOR OVERSPEED PER FIM REPLACED ECU, CHECK OIL QTY AND APU AREA, Sep 23, 2002 · N628DL · Boeing 757232SDR SWIA200211147Ecu · faultyON DESCENT TO IAH DURING APU START, RECEIVED AN APU FIRE FAIL STATUS MESSAGE, FOLLOWED BY AN APU FIRE WARNING MESSAGE. PUSHED THE APU FIRE SWITCH AND RECEIVED NO FIRE INDICATIONS AFTER THAT. RAN QRH AND RECEIVED APU FAULT MESSAGE. FOUND EXCESSIVE OIL FROM TAug 20, 2002 · N413SW · Cndair CL6002B19SDR USA2002F00067Switch · faultyENROUTE, THE APU EXPERIENCED AN OVERSPEED CONDITION RESULTING IN AN AUTO SHUTDOWN OF THE APU. THE NR 1 ENGINE GENERATOR/CSD WAS ALREADY ON MEL (DUE TO LEAKING), SO THE FLIGHT DIVERTED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINJul 2, 2002 · N434US · Boeing 7374B7SDR QXEA0200802Control Box · malfunctionedBOI- TOWER REPORTED PUFF OF SMOKE AND SMALL AMOUNT OF FLAME FROM AREA OF NR 2 ENGINE FOLLOWING TOUCHDOWN. NO ABNORMAL INDICATIONS ON ENGINE INSTRUMENTS OR APU. REMOVED AND REPLACED START AND OVERSPEED CONTROL BOX. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNEDMay 12, 2002 · N499US · Fokker F28MK4000SDR 2002F00469Control Unit · failedFLIGHT NUMBER 454, DURING TAXI PREPARING TO DEPART RSW THE APU HAD AN AUTO SHUTDOWN (FAULT LIGHT ILLUMINATED AND EICAS MESSAGE APU FAULT DISPLAYED). AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REMOVED AND REPLACED THE APU CONTROL UNIT (ECU) IN ACCORDANCE WITHApr 25, 2002 · N553TZ · Boeing 75733NSDR GSGEcu · defectiveAPU WILL NOT START (NO START SEQUENCE AT ALL). AFTER PRESSING THE APU MASTER, THE APU START BUTTON NEVER ILLUMINATED. THE RPM GAUGE INDICATES 120 PERCENT AT ALL TIMES. THE APU FAULT PANEL INDICATES LOW OIL PRESSURE, OVERSPEED. DETERMINED THAT THE APU ECU WApr 17, 2002 · N744X · Amd FALCON50MYSTSDR DHL2001366027Relay · failedAPU AUTOMATIC FIRE SHUTDOWN SYSTEM WILL NOT TEST. REF DMI 7050. APU AUTO FIRE SHUTDOWN SYS WILL NOT TEST. TRANSFERRED TO DMI 7050 IAW MEL 26-13-02, CAT C. MXC NOTIFIED. PLACARD INSTALLED. WILL COMPLY SP 26-13-02. ON T/S FOUND 32WF RELAY (APU S/D CONT) ASep 9, 2001 · N366DH · Airbus A300B4203SDR C1HA200181005Sensor · faultyAPU Fire Bell and light illuminated after APU shutdown. APU fire bottle discharged.ACTION TAKEN:Inspected and placed on MEL 49-1.Cleared MEL:Removed and replaced Apu overheat sensor ops cks good. Removed and replaced depleted fire bottle.Jun 10, 2001 · N681CA · Boeing 7272S7SDR ASOA01061Ecu · inoperativeAT LEVEL CRUISE FROM ATL TO VPS, FL240, THE APU MADE A LOUD POPPING NOISE. THE APU SHUTDOWN AND WOULD NOT RESTART. WHEN THE APU DID RESTART IT MADE THE SAME SOUND. THE IDG WAS DEFERRED SO CREW DECLARED AN EMERGENCY. AIRCRAFT DIVERTED AND LANDED SAFELY IN CMay 27, 2001 · N854AS · Cndair CL6002B19SDR 20010601CW014Circuit Board · defectiveDEEC/COMPUTER CIRCUITS (NR 1 AND NR 2) DESIGN DOES NOT UTILIZE THE OVERSPEED PROTECTION THAT THE DEEC IS CAPABLE OF PERFORMING. WHEN PILOT SELECTS THE OVERSPEED PROTECTION POSITION WITH THE COMPUTER SWITCH (NR 1 AND NR 2) THE PROTECTION WILL NOT BE ACTIVATED May 15, 2001 · N801WB · Raythn HAWKER800XPSDR SWIA972562Relay · odorSTRONG ELECTRICAL SMELL COMING FROM UNDERNEATH FIRST OFFICERS SHELF. THE SHELF IS ALSO VERY HOT. FOUND AP FEEDER PROTECTION RELAY WARM. REPLACED APU FEEDER PROTECTION RELAY. OPS CHECK OF APU AND GENERATOR GOOD.May 7, 2001 · N236SW · Emb EMB120ERSDR SWAA010593Switch · failedDIVERSION - APU OVERSPEED LIGHT ILLUMINATED. LEFT BUS OFF LIGHT ILLUMINATED. (NR 1 GENERATOR ALREADY ON MEL). REMOVED AND REPLACED APU 3-SPEED SWITCH PER MM.Feb 27, 2001 · N371SW · Boeing 7373H4SDR SWAA010272Switch · inoperativeAIR TURNBACK, APU WENT TO OVERSPEED CONDITION DURING CLIMBOUT. REMOVED AND REPLACED 280 MODULE (P/N 65-52801) AND ELECTRONIC 3 SPEED SWITCH. OPS CHECK GOOD PER MM.Jan 26, 2001 · N346SW · Boeing 7373H4SDR HNAA0100004Wire · burnedON STARTING NR 2 ENGINE THERE WAS AN ELECTRICAL SMOKE SMELL IN THE AIRCRAFT. FOUND APU POWER CABLES AT FORWARD END OF 2429-TB2 BURNED AWAY FROM THE TERMINAL BLOCK. INSULATED AND SECURED CABLES AND MEL APU SYSTEM.Jan 23, 2001 · N985HA · Dhav DHC8201SDR USAASB00317Switch · failedMCO - FLT 2998 - EN ROUTE FROM BWI TO FLL, AN APU OVERSPEED CONDITION OCCURRED AND THE APU SHUTDOWN IN FLIGHT. WITH THE NR 1 ENGINE CSD ALREADY ON MEL, THE FLIGHT DIVERTED TO MCO. FLIGHT LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANNov 19, 2000 · N266AU · Boeing 7372B7SDR USAABB00111Sensor · contaminatedABQ - FLT 9242 - AT FL390, WITH THE RIGHT IDG ON MEL AND THE APU OPERATING, THE CREW RECEIVED THE E/M APU OIL QTY AND THE ADD MESSAGE. THE APU THEN PERFORMED AN AUTO-SHUTDOWN. FLIGHT DIVERTED TO ABQ AND LANDED WITHOUT FURTHER INCIDENT. MX SERVICED THE APU ANov 18, 2000 · N602AU · Boeing 757225SDR USAASB00095Module · malfunctionedGSO - FLT 1409 - FLIGHT DEPARTED PIT WITH THE NR 2 GENERATOR ON MEL. EN ROUTE TO TPA, THE APU OVERSPEED LIGHT ILLUMINATED WITH APU AUTO SHUTDOWN. FLIGHT DIVERTED TO GOS AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE RESET AND RApr 2, 2000 · N518AU · Boeing 7373B7SDR USAASB99219Switch · failedMCO - FLT 538 - FLT DEPARTED MIA WITH THE NR 2 GENERATOR ON MEL. AT FL290, THE APU INITIATED AN AUTO SHUTDOWN DUE TO AN OVERSPEED CONDITION. SINCE AIRCRAFT WAS DOWN TO A SINGLE ELECTRICAL SOURCE, THE CAPT DECLARED AN EMERGENCY AND DIVERTED TO MCO. FLT LANDESep 4, 1999 · N776AU · Boeing 7374B7SDR USAASB98308Switch · malfunctionedBWI - FLT 1168, FLIGHT DEPARTED BWI WITH THE NR 1 GENERATOR ON MEL. AT APPROXIMATELY FL230, THE APU SHUTDOWN AUTOMATICALLY DUE TO AN OVERSPEED LIGHT WAS ILLUMINATED. FLIGHT RETURNED TO FIELD AT BWI SINCE THE AIRCRAFT WAS DOWN TO ONE ELECTRICAL SOURCE. FLIGHNov 19, 1998 · N413US · Boeing 737401SDR 99ZZZM41Module · malfunctionedBWI - FLT 1168, FLIGHT DEPARTED BWI WITH THE NR 1 GENERATOR ON MEL. AT APPROXIMATELY FL230, THE APU SHUTDOWN AUTOMATICALLY DUE TO AN OVERSPEED LIGHT WAS ILLUMINATED. FLIGHT RETURNED TO FIELD AT BWI SINCE THE AIRCRAFT WAS DOWN TO ONE ELECTRICAL SOURCE. FLIGHNov 19, 1998 · N413US · Boeing 737401SDR 97UAL900675Surge Valve · malfunctionedAPU AUTO SHUTDOWN AT DEPARTURE. *S/D* REPLACED SURGE CONTROL VALVE, OPERATIONAL CHECK GOOD.Sep 3, 1997 · N587UA · Boeing 757222SDR CALA9601216Cent Switch · inoperativeTHE APU HAD A HISTORY OF AUTO SHUTDOWN DURING CLIMB PORTION OF FLIGHT AROUND FL250. THE APU HAD BEEN TEMPORARILY PLACARDED INOPERATIVE. WHILE TROUBLESHOOTING PROBLEM IN EWR, THE APU CENTRIFUGAL SWITCH WAS REMOVED AND REPLACED, LEAK AND OPERATIONAL CHECKS WERAug 23, 1996 · N33817 · Doug DC982SDR 96ZZZX4880Relay · failedRELAY CONTROLS THE APU CUT-OUT RELAY TO PREVENT USE OF WINDSHIELD HEAT WITHOUT THE GENERATOR OR APU ON-LINE. THIS RELAY SHORTED INTERNALLY WHICH POSSIBLY SENT A FALSE SIGNAL TO THE GCU WHICH CAUSED THE GENERATORS* TO GO OFF LINE IN-FLIGHT. AFTER EXTENSIVE TRJul 10, 1996 · N425BZ · Cessna 425
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