JASC 4970

Service difficulty reports · 272

Reports filed under 4970 · APU Indicating System, 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 = '4970'
  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 CA010706006Terminal Block · destroyed(CAN) FOLLOWING APU WARNING HORN RCCB TRIPPED OFF FOUND 5 WIRES WHEE THE INSOLATION WAS BROKEN AND RELATED TERMINAL BUS CHEMICALLY DESTROYED BY SKYDROLL. APU FIRE-EX BOTTLE SQUIB WAS INTERMITTENT DUE TO DAMAGE. REPLACED TB AND REPAIRED WIRING AND AREA CLEAN FRApr 28, 2001 · Lkheed 10113853SDR 2001UALA00391Sensor · failedLOST LEFT ENGINE GENERATOR AFTER DEPARTURE FROM FRA. AFTER DISCUSSION WITH MAINTENANCE, FLIGHT CONTINUED WITH APU RUNNING UNTIL APU SHUTDOWN. DIVERTED TO LHR WHERE OVERWEIGHT LANDING WAS MADE. AN OVER SPEED FAULT WAS DETECTED CAUSING AN AUTOMATIC SHUTDOWN OFMar 15, 2001 · N794UA · Boeing 777222SDR COMA0160134Sensor · malfunctionedAPU OIL TEMP CAUTION MESSAGE. REPLACED THE OIL TEMP BULB.Jan 18, 2001 · N809CA · Cndair CL6002B19SDR COMA0160111Sensor · malfunctionedAPU OIL TEMP CAUTION MESSAGE. REPLACED OIL TEMP SENSOR.Jan 14, 2001 · N809CA · Cndair CL6002B19SDR 173CWarning System · activated0305927: DURING CRUISE WITH LT GENERATOR INOPERATIVE, APU HIGH OIL TEMPERATURE CAME ON. CHECK LIST WAS PERFORMED AND FLIGHT DIVERTED TO RNG.IT WAS PERFORMED INSPECTION CHECK TO APU FOR CONDITION AND PERFORMED OPERATIONAL TEST IAW AMM 49-00-00 PAGE 501. IT DID Dec 11, 2000 · N190 · Doug DC9*SDR USAASB00326Switch · faultyBWI - FLT 317 - EN ROUTE FROM BDL TO CLT, AND APU SHUTDOWN OCCURRED IN FLIGHT AT FL350 AND FL260. THE APU LOW OIL PRESSURE AND HIGH OIL TEMPERATURE LIGHTS ILLUMINATED. WITH THE NR 1 ENGINE GENERATOR ALREADY ON MEL, FLIGHT DIVERTED TO BWI AND LANDED WITHOUT FNov 22, 2000 · N444US · Boeing 7374B7SDR C8GA200000011Connector · contaminatedFLT 1710 FROM TOL TO MKE. IN CRUISE, FIRE BELL SOUNDED IN COCKPIT WITH NO ASSOCIATED VISUAL WARNING, NO LIGHTS AND NO OTHER INDICATIONS. THE AIRCRAFT RETURNED TO TOL AND LANDED WITHOUT FURTHER INCIDENT. FOUND MOISTURE IN THE APU OPERATING POWER UNIT CONNECTSep 23, 2000 · N898 · Boeing 727223SDR USAASB00163Connector · looseCLT - FLT 2673 - EN ROUTE FROM BOS TO TPA, THE APU EGT GAUGE WENT TO ZERO DURING FLIGHT. THE APU WAS IN USE AS THE NR 1 GENERATOR WAS ON MEL. FLIGHT DIVERTED TO CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE FOUND A LOOSE CJun 10, 2000 · N261AU · Boeing 737201SDR 2000UALA00238Sensor · contaminatedAIRCRAFT DIVERTED TO LAX DUE TO THE INABILITY TO START THE APU. *S/D* DUE TO THE CHRONIC NATURE OF REPEATED NO ALTITUDE STARTS, THE APU WAS REPLACED MAY 14, 2000. APU SHOP ACCOMPLISHED A PRELIMINARY BASE CHECK. THE ORIFICE FOR THE COMPRESSOR INLET PRESSUREMay 9, 2000 · N597UA · Boeing 757222SDR 99UAL900308Switch · failedCREW REPORTS SMOKE IN THE CABIN. EXTERNALLY LEAKING LOW OIL PRESSURE (LOP) SWITCH CAUSED OIL TO FLOW OVER LOAD COMPRESSOR CASE WHICH WAS REINJESTED INTO THE APU AND CAUSED ODOR OR SMOKE. THE APU (APS3200 SERIAL NUMBER 1413) WAS REMOVED AND ROUTED THROUGH SUNJun 5, 1999 · N810UA · Airbus A319131SDR CALA9701790Switch · inoperativeTHE APU HAD A BRIEF HISTORY OF AUTO SHUTDOWN IN FLIGHT WITH APU LOW OIL PRESSURE LIGHT ILLUMINATING. THE APU WAS IN OPERATION DUE TO THE AC CROSSTIE BEING ON PLACARD. THE APU WAS RUN WHILE ON RON AT IAH AND THE AUTO SHUTDOWN COULD NOT BE DUPLICATED. THE WIRDec 22, 1997 · N14831 · Doug DC982SDR DL73E972422Oil Press Sw · failedCLIMBING THRU 13,000 FT, APU SHUT DOWN WITH LOW OIL PRESSURE LIGHT, (RT GENERATOR ALREADY ON MCO.) REPLACED LOW OIL PRESSURE SW AND LOW SEQ SW APU, CKS NORMAL.Nov 20, 1997 · N379DL · Boeing 737247SDR 9712589304Oil Temp Bulb · failedDURING CLIMB, APU OIL TEMP HIGH LIGHT ANNUNCIATED. PLACED NR 2 ENGINE GENERATOR ON MEL. APU WAS SHUT DOWN. AIRCRAFT RETURNED TO DEPARTURE AIRPORT. REPLACED THE APU OIL TEMPERATURE BULB AND NR 2 ENGINE CSD AND GENERATOR.Jun 24, 1997 · N931MC · Doug DC982SDR CALA9700298Oil Temp Switch · inoperativeWHILE OPERATING THE APU WITH THE NR 2 GENERATOR ON PLACARD, THE APU OIL TEMP HIGH LIGHT ILLUMINATED DURING CLIMBOUT. THE APU WAS SHUT DOWN AND THE AIRCRAFT WAS DIVERTED TO MCO WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE APU OIL TEMP SENSOR AT FAUMar 2, 1997 · N16893 · Doug DC982SDR COMA9760025Press Switch · inoperativeAPU LOW OIL PRESS CAUTION MESS CAME ON DURING FLIGHT. REPLACED APU LOW OIL PRESS SWITCH.Jan 26, 1997 · N940CA · Cndair CL6002B19SDR 96UAL900793Relay · failedFLIGHT CREW REPORTS WHEN APU SHUT DOWN, LIGHT REMAINS ON. APU PLACED ON INOPERATIVE STATUS. REPLACED APU LIGHT RELAY. SYSTEM TESTED OKAY.Oct 8, 1996 · N7271U · Boeing 727222SDR 9616419918Temp Sensor · malfunctionedAUTO PRESSURIZATION SYSTEM FAILED AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LEFT FLOW CONTROL VALVE WITH NO HELP. REPLACED THE LEFT PACK TURBINE INLET TEMPERATURE SENSOR. OPERATIONAL CHECK NORMAL. AIRCRAFTJul 31, 1996 · N940N · Doug DC932SDR CALA9600843Oil Press Ind · out of adjustTHE APU LOW OIL PRESSURE LIGHT NEVER WENT OUT WHEN APU GEN OFF BUS LIGHT WAS ON DURING APU START ON DESCENT INTO EWR. THE APU THEN AUTO SHUTDOWN. THE AIRCRAFT LANDED WITHOUT INCIDENT. ONE QUART OF OIL WAS ADDED TO THE APU. THE APU STARTED NORMALLY ON THE SJun 18, 1996 · N12319 · Boeing 7373T0SDR DLM88961237Oil Press Light · illuminatedAPU FAULT LIGHT WITH APU LOW OIL PRESSURE LIGHT CAME ON IN-FLIGHT. (NR 1 GEN ON PREVIOUS MCO).May 21, 1996 · N999DN · Doug MD88SDR P5CA9600128Egt Harness · brokenFOUND APU EGT HARNESS BROKEN AT 8 O'CLOCK AND 9 O'CLOCK POSITIONS. LEFT AND RIGHT EGT HARNESS ASSY'S REPLACED IAW MM 49-61-04.Jan 4, 1996 · N854FT · Boeing 747122SDR TWAA9578Oil Press Sw · malfunctionedJFK - DURING CLIMB, APU HAD AN AUTO SHUT DOWN. BITE CHECK SHOWED LOW OIL PRESSURE. REPLACED LOW OIL PRESSURE SWITCH, MFG P/N 3876024-5. APU OPERATION THEN CHECKED NORMAL. (M)Oct 8, 1995 · N603TW · Boeing 767231SDR CAL950736Oil Press Light · malfunctionedFLT NR 0200 - IAH - WHILE OPERATING THE APU IN FLIGHT, WITH THE LEFT GENERATOR PLACARDED INOPERATIVE, THE APU LOW OIL PRESSURE LIGHT ILLUMINATED. THE APU WAS SHUT DOWN AND THE FLIGHT WAS COMPLETED WITHOUT ANY FURTHER PROBLEM. MAINTENANCE CHECKED THE APU OIL Aug 20, 1995 · N69803 · Doug DC982
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