JASC 4900

Service difficulty reports · 1,840

Reports filed under 4900 · Airborne Auxiliary Power Unit (APU) 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 = '4900'
  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 AALA202211028936Apu · leakingAIRCRAFT WAS GROUNDED: SLIGHT MUSTY ODOR ON DECENT SIMILAR CRAYONS OR WAX THAT WENT AWAY WITH NO ACTION BEING TAKEN BY THE FLIGHT CREW. THE ODOR RETURNED AFTER LANDING DURING TAXI IN AND AT THE GATE. MAINTENANCE FOUND EVIDENCE OF AN OIL LEAK ON THE APU. **SUPPNov 1, 2022 · N722US · Airbus A319112SDR CALA2022102402933None · inoperativeNUBER 2 BLEED LIGHT CAME ON. RAR APU BLEED AIR VALVE OPS AND LEAK GOOD. NO FURTHER DEFECTS NOTED AT THIS TIME.Oct 24, 2022 · N27261 · Boeing 737SDR AALA202211023870Apu · odorAIRCRAFT WAS GROUNDED: DURING FINAL APROACH /LANDING AT 1500 FEET FLIGHT CREW SMELLED ACRID FUMES LIKE WET / MUSTY CLOTHES IN THE FLIGHT DECK, DONNED OXYGEN MASKS AND RAN SMOKE/AVIONICS SMOKE/FUMES CHECKLIST. NO FUMES NOTED IN CABIN. AN EMERGENCY WAS DECLARED Oct 22, 2022 · N109UW · Airbus A320214SDR AALA202210272386Apu · contaminatedAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED STRONG DIRTY SOCK SMELL VENT ON DESCENT. NO SMELL WITH APU ON THE GROUND. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202210252386: MAINTENANCE ACCOMPLISHED CLEANING OFOct 22, 2022 · N737US · Airbus A319112SDR AALA202210252386Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED STRONG DIRTY SOCK SMELL VENT ON DESCENT. NO SMELL WITH APU ON THE GROUND. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Oct 22, 2022 · N737US · Airbus A319112SDR AALA202210253870Apu · odorAIRCRAFT WAS GROUNDED: DURING FINAL APROACH /LANDING AT 1500 FEET FLIGHT CREW SMELLED ACRID FUMES LIKE WET / MUSTY CLOTHES IN THE FLIGHT DECK, DONNED OXYGEN MASKS AND RAN SMOKE/AVIONICS SMOKE/FUMES CHECKLIST. NO FUMES NOTED IN CABIN. AN EMERGENCY WAS DECALRED Oct 22, 2022 · N109UW · Airbus A320214SDR IPXA2022102487441Warning Light · illuminatedEMERGENCY DECLARED, LANDED UNEVENTFULLY WITH APU "FAULT. RESTART UNSUCCESSFUL. APU FAULT OCCURRED AS THE POWER RETARDED ON INITIAL DESCENT INTO DFWT/S APU "FAULT" , FOUND "REVERSE FLOW" MINI FLAG. PERFORMED FIM 49-11-00-815-853-001, MINI FLAG RESET, APU STAOct 21, 2022 · N404UP · Boeing 75724APFSDR YENA2022102401037O-Ring · leakingFLT#2119, ORH-FLL. 'INTERMITTENT ODOR THROUGHOUT CABIN & COCKPIT ON APPROACH TO FLL ( APU SYSTEM ). REPLACED THE FCU/LUBE PUMP O-RING FOR THE APU REF.AMM 49-32-11. REF, FOLLOWING ITEM 2 FOR OPS & LEAK CHECK & 2 PERFORMED OPS / LEAK CHECK OF FCU - LUBE PUMP OROct 21, 2022 · N556JB · Airbus A320232SDR HALA2022102100002Apu · odorPER LINE MX MANGEMENT PILOT / CREW REPORT DIRTY SOCK SMELL FROM A/C SYS FOUND OIL LEAKING IN APU. REMOVED AND REPLACED APU PER TASK CARD 717-49-HWI-04-01, OPS CHECK GOOD.Oct 20, 2022 · N479HA · Boeing 717200SDR AALA202210189135Apu · shutdownAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED AN ELECTRICAL GENERATOR 2 FAULT MESSAGE AND 10 MINUTES LATER REPORTED THAT THE APU AUTO SHUT DOWN. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PHX WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. MAINTENANOct 16, 2022 · N758US · Airbus A319112SDR HALA2022101300273None · noneETOPS - APU MASTER FAULT, APU LOW OIL MSG IN FLIGHT, CREW SHUTDOWN APU. ATB DIVERTING TO GUM. OK TO CONT PER MEL 49-11-1A. REMOVED AND REPLACED APU LOW PRESSURE SWITCH PER AMM 49-94-14. OPS CHECK GOOD. PLACARD REMOVED.Oct 11, 2022 · N374HA · Airbus A330243SDR GTIA2022101036714None · noneFA STATED THAT DURING THE DESCENT SHE NOTICED A "BURNING SMELL" IN THE AFT GALLEY, BUT COULD NOT FIND THE SOURCE-REF TSM 05-50-00 APU VERIFIED NO LEAKS, PERCONDITIONAL AC WITH APU AND ENG 1&2. NO SMELL NOTED. ISOLATED PACK 1&2. NO SMELL NOTED. AC OK FOR SERVICOct 9, 2022 · N503NK · Airbus A319132SDR AALA202210193551Apu · leakingAIRCRAFT WAS GROUNDED: STRONG ODOR THROUGHOUT ENTIRE CABIN OF DIRTY SOCKS. ODOR OCCURED AT THE GATE AND DURING TAXI OUT THEN WENT AWAY BUT RETURNED DUIRNG DESCENT AND CONTINUED THRU THE APPROACH, LANDING AND TAXI IN. MAINTENANCE FOUND EVIDENCE OF AN APU OIL LEOct 8, 2022 · N972UY · Airbus A300*SDR AALA202210103551Apu · odorAIRCRAFT WAS GROUNDED: STRONG ODOR THROUGHOUT ENTIRE CABIN OF DIRTY SOCKS. ODOR OCCURED AT THE GATE AND DURING TAXI OUT THEN WENT AWAY BUT RETURNED DUIRNG DESCENT AND CONTINUED THRU THE APPROACH, LANDING AND TAXI IN. MAINTENANCE FOUND EVIDENCE OF AN APU OIL LEOct 8, 2022 · N972UY · Airbus A300*SDR AALA202210066179Apu · leakingAIRCRAFT WAS GROUNDED: ON TAKE OFF AND INITIAL CLIMB WITH ENGINE ANTI-ICE ON, FLIGHT DECK AND CABIN CREW OBSERVED AN ODOR SIMILAR TO BURNING OIL SMELL. ODOR RAPIDLY DISSIPATED WHEN ENGINE ANTI ICE WAS SWITCHED OFF. ACCOMPLISHED SMOKE ODOR FUME INITIAL TROUBLESOct 4, 2022 · N860NN · Boeing 737SDR AALA202210067912Apu · leakingAIRCRAFT WAS GROUNDED: ON DECENT, FLIGHT ATTENDANTS REPORTED BURNING RUBBER SMELL LOCALIZED IN BACK. CREW ACCOMPLISHED SMOKE/ FUMES CHECKLIST. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU WHICH WAS FOUND TO BE LEAKING OIL. **SUPPLEMENTAL REPORT WILL Oct 4, 2022 · N752US · Airbus A300*SDR AALA202210046447Apu · odorAIRCRAFT WAS GROUNDED: MILD TO MODERATE OIL ODOR NOTICED IN FLIGHT DECK AND CABIN. ON GROUND WITH APU BLEED AND IN-FLIGHT DURING CRUISE, DESCENT, APROACH AND LANDING. MAINTENANCE FOUND EVIDENCE OF OIL ON APU PLENEUM AND APU AIR INTAKE. **SUPPLEMENTAL REPORT WIOct 2, 2022 · N837AW · Airbus A300*SDR I5PA2022093088802Apu · faultyLOW APU DUCT PRESSURE. REMOVED AND REPLACED APU PER AMM 49-11-01.Sep 30, 2022 · N888LT · Boeing 757230SDR AALA202209309956Cooling Fan · leakingAIRCRAFT WAS GROUNDED: WITH THE RIGHT HAND ENGINE GENERATOR INOPERATIVE AND ON MEL, THE APU AUTO SHUT DOWN ON INITIAL CLIMBOUT AT FL 290. THE AIRCRAFT RETURNED TO PDX AND DECLARED AN EMERGENCY DUE TO THE AIRCRAFT WAS DOWN TO 1 GENERATOR. THE AIRCRAFT LANDED SASep 28, 2022 · N509AY · Airbus A300*SDR AALA202209301901None · contaminatedAIRCRAFT WAS GROUNDED: WITH THE RIGHT HAND ENGINE GENERATOR INOPERATIVE AND ON MEL, THE APU AUTO SHUT DOWN ON INITIAL CLIMBOUT AT FL 290. THE AIRCRAFT RETURNED TO PDX AND DECLARED AN EMERGENCY DUE TO THE AIRCRAFT WAS DOWN TO 1 GENERATOR. THE AIRCRAFT LANDED SASep 28, 2022 · N509AY · Airbus A300*SDR AALA202209290343Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED STRONG ELECTRICAL / BURNING PLASTIC SMELL IN THE FLIGHT DECK / CABIN INBOUND TO CLT AND AT THE GATE AFTER ENGINE SHUTDOWN. MAINTENANCE FOUND EVIDENCE OF AN APU OIL LEAK AT THE INLET AND DETERMINED THE APU WAS THE SOUSep 28, 2022 · N914UY · Airbus A300*SDR AALA202209299956Apu · shutdownAIRCRAFT WAS GROUNDED: WITH THE RIGHT HAND ENGINE GENERATOR INOPERATIVE AND ON MEL , THE APU AUTO SHUT DOWN ON INITIAL CLIMBOUT AT FL 290. THE AIRCRAFT RETURNED TO PDX AND DECLARED AN EMERGENCY DUE TO THE AIRCRAFT WAS DOWN TO 1 GENERATOR. THE AIRCRAFT LANDED SSep 28, 2022 · N509AY · Airbus A300*SDR AALA202210033993Apu · odorAIRCRAFT WAS GROUNDED: A DIRTY OILY RAG SMELL COMING FROM THE AIR VENTS WAS REPORTED BY THE FLIGHT ATTENDANTS DURING BOARDING AND THE ODOR CONTINUED THRU ALL PHASES OF THE FLIGHT. MAINTENANCE FOUND EVIDENCE OF OIL ON THE APU PLENUM INTAKE AREA AND DETERMINED Sep 27, 2022 · N9006 · Airbus A300*SDR AALA202209283993Apu · odorAIRCRAFT WAS GROUNDED: A DIRTY OILY RAG SMELL COMING FROM THE AIR VENTS WAS REPORTED BY THE FLIGHT ATTENDANTS DURING BOARDING AND THE ODOR CONTINUED THRU ALL PHASES OF THE FLIGHT. MAINTENANCE FOUND EVIDENCE OF OIL ON THE APU PLENUM INTAKE AREA AND DETERMINED Sep 27, 2022 · N9006 · Airbus A319115SDR AALA202209294415Pressure Switch · defectiveAIRCRAFT WAS GROUNDED: WITH #1 ENGINE IDG INOPERATIVE AND ON MEL APU AUTO SHUT DOWN ON CLIMB OUT AND WERE DOWN TO SINGLE GENERATOR OPERATION. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO CLT WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. **SUPPLEMESep 23, 2022 · N165US · Airbus A300*SDR AALA202209260760Pressure Switch · defectiveAIRCRAFT WAS GROUNDED: WITH THE RIGHT ENGINE IDG INOPERATIVE AND ON MEL THE APU AUTO SHUTDOWN AT ALTITUDE AND TEH AIRCRAFT WAS DOWN TO ONE POWER SOURCE. AN EMERGENCY WAS DECARED AND THE AIRCRAFT DIVERTED TO MEM WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. Sep 23, 2022 · N509AY · Airbus A300*SDR AALA202209264415None · noneAIRCRAFT WAS GROUNDED: WITH #1 ENGINE IDG INOPERATIVE AND ON MEL APU AUTO SHUT DOWN ON CLIMB OUT AND WERE DOWN TO SINGLE GENERATOR OPERATION. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO CLT WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. **SUPPLEMESep 23, 2022 · N165US · Airbus A300*SDR CALA2022092302445None · shutdownAPU FAULT LIGHT LIGHT ON, APU OPERATES WITHOUT A PROTECTIVE SHUT DOWN DIRECTLY DEFERRED BY TOMC. ONBOARD FLIGHT MECHANIC PERFORMED DDP. DISPATCH DESK: 53 NAME: A.C DATE: 20-SEP-22- NOC DESK: OPB NAME: C.A DATE: 20-SEP-22- DEFERRED DIRECTLY BY TOMC RESep 23, 2022 · N73278 · Boeing 737SDR AALA202210032261Apu · odorAIRCRAFT WAS GROUNDED: ACRID SMELL STARTED ON DESENT AT 22000, ALL THE WAY TO THE GATE IN FLIGHT DECK AND IN THE BACK BETWEEN ROWS 17-25, APU BLEED OFF. MAINTENANCE DETERMINED THE SOURCE OF THE ODOR WAS THE APU. **SUPPLEMENTAL REPORT FOR AALA202209232261: REPLSep 21, 2022 · N9021H · Airbus A300*SDR AALA202209232261Apu · odorAIRCRAFT WAS GROUNDED: ACRID SMELL STARTED ON DESENT AT 22000, ALL THE WAY TO THE GATE IN FLIGHT DECK AND IN THE BACK BETWEEN ROWS 17-25, APU BLEED OFF. **MAINTENANCE DETERMINED THE SOURCE OF THE ODOR WAS THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPESep 21, 2022 · N9021H · Airbus A300*SDR AALA202209260472Apu · odorAIRCRAFT WAS GROUNDED: CRRW REPORTED THAT FROM 6000 FEET TO LANDING DIRTY SOCK SMELL PREVALENT IN FLIGHT DECK, NOT NOTED IN CABIN. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **A SUPPLEMENTAL REPORT FOR AALA202209210472: REPLACED APU PER TASK CARD Sep 18, 2022 · N767UW · Airbus A300*SDR AALA202209210472Apu · odorAIRCRAFT WAS GROUNDED: CRRW REPORTED THAT FROM 6000 FEET TO LANDING DIRTY SOCK SMELL PREVALENT IN FLIGHT DECK, NOT NOTED IN CABIN. MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **A SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Sep 18, 2022 · N767UW · Airbus A300*SDR ANCF20220917037Valve · unserviceablePILOT REPORT 15.SEP.2022 WO 58'426'491=> DURING CLIMB AND DESEENT APU AUTO SHUT DOWN TWICE THIRD ATTEMPT ACCOMPLISHED SATISFACTORY. ACTION TAKEN 15.SEP.2022 WO 58'426'491=> IN ACCORDANCE WITH AMM 49-94-14-04 CONF 16 AND 49-91-49-04 CONF 16, REV. 61, THE VSep 14, 2022 · N195AV · Airbus A320214SDR F3LA2022091200098Apu · odorREFERENCE LP 224157 BTB FOR FUMES IN THE CABIN OUT 0652 IN 0725 FLIGHT ATTENDANTS REPORTED STRONG ODOR IN AFT CABIN AREA. PERFORMED IDENTIFICATION OF CAUSE FOR CABIN ODOR SMOKE OR FUMES IAW AMM 05-50-00-810-831-A DECISION TABLE 05-50-00-991-01200-00-A TYPE 3 Sep 11, 2022 · N210FR · Airbus A320214SDR GTIA2022091336654None · noneDIRT SOCK SMELL THROUGH 10,000 IN THE COCKPIT-RAN APU BLEEDS IAW AMM 49-00-00 NO DEFECTS NOTED OK FOR SERVICESep 10, 2022 · N683NK · Airbus A321231SDR SWIA202266442None · burnedD; DURING ARRIVAL WITH APU RUNNING FOR ASE, APU FAULT CAUTION MSG DISPLAYED FOLLOWED BY APU FIRE WARNING FOR A FEW SECONDS, WHICH DISAPPEARED SOON. THEN APU PUMP CAUTION DISPLAYED. RAN QRH AND SHUTDOWN APU IN THE AIR. / C; MEL 49-10-1A / CAT C DUE 9/16/22 / **Sep 6, 2022 · N778SK · Cndair CL6002C10SDR DALA2022090105868None · noneSHIP 3223 APU INTERNAL OIL LEAK OIL SMELL WHILE TAXIING IN. CORRECTIVE ACTION: APU PUT ON MEL. (9185183)Sep 1, 2022 · N323US · Airbus A320211SDR NACA2022083100003Sensor · failedAPU FAULT AIRBORNE - RTB DUE TO R GEN DRIVE INOP. TS OVERSPEED MSG SHUTDOWN @ ECU, PERFORMED FIM 49-11 FAULT TREE 968, REMOVED P2 SENSOR TUBE, WAS CLEANED AND PLACED BACK TO ORIGINAL CONFIG. REPLACED APU INLET PRESSURE SENSOR AS PER REF B767 AMM 49-61-04. NO TAug 31, 2022 · N351CM · Boeing 767SDR NACA2022083100001None · noneFOUND ON GVI B767 APU CHECK CARD FAN OUTLET DUCT TORN OUT. REMOVED AND REPLACED FAN OUTLET DUCT PER AMM 49-51-03Aug 31, 2022 · N321CM · Boeing 767SDR HALA2022083100253None · noneETOPS - AIR APU BLEED FAULT ON GROUND // PERFORMED TSM 49-62-00-810-841-A. REMOVED AND REPLACED APU BLEED VALVE REF AMM 49-51-51. OPS AND LEAK CHECK GOOD. OK FOR SVC VALVE, LOAD ASSBLY OFF 33-4950-9-0002 S/N 01365 ON 33-4950-9-0002 S/N 03286Aug 30, 2022 · N380HA · Airbus A330243SDR AALA202208291146Apu · odorAIRCRAFT WAS GROUNDED: DURING DECENT ODOR OF DIRTY SOCKS/OIL FUME SMELL ON FLIGHT DECK. ODOR WAS NOT PRESENT IN PASSENGER CABIN ACCORDING TO FLIGHT ATTENDANTS. **MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** Aug 26, 2022 · N723UW · Airbus A319112SDR NACA2022082400002None · noneEVIDENCE OF OIL LEAK COMING OUT OF APU BAY AREA. TIGHTENED SCAVENGE FILTER BOLTS AT APU NO LEAKS NOTED IAW AMM 49-11-01Aug 24, 2022 · N379CX · Boeing 767SDR AALA202208227474None · noneAIRCRAFT WAS GROUNDED: NOXIOUS MUSTY SMELL IN COCKPIT STARTING AT IDLE DESCENT. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)Aug 19, 2022 · N797AN · Boeing 777SDR HALA2022081800148None · noneETOPS - PER MOC GVI OF APU COMPARTMENT NEEDED DUE TO OIL SMELL, REF LOG PAGE 7732245 & 7732248. CHECK FOUND OIL LEAKING FROM FWD DRAIN MAST. REPLACED SEAL BETWEEN FUEL CONTROL UNIT AND OIL PUMP UNIT. LEAK CHECK OK. OK FOR SERVICE.Aug 18, 2022 · N393HA · Airbus A330243SDR HALA2022081700146None · noneETOPS - ECAM DISPLAY: "APU AUTO SHUT DOWN". ACCOMPLISHED TSM 49-00-81 AND FOUND EXCITER BOX INOP. REMOVED & REPLACED EXCITER BOX PER AMM 49-41-38-400-803. OPS CHK GOOD. OK FOR SVC. REMOVED P/N 3888058-7 S/N 180850, INSTALLED P/N 3888058-7 S/N 160903.Aug 17, 2022 · N218HA · Airbus A321271NSDR DALA2022081705593None · none(LOG 9271896) ON SVC FOUND BURNING SMELL IN FLT DECK WITH APU BLEED ON. FOUND DEBRI IN PLENUM. R/R RECIRC FAN FILTERS IAW B737 AMM 21-25. RAN ENGINES WITH PACKS AND NO ODOR WAS DETECTED. AIR CONDITIONING OPS CHECK GOOD IAW B737 AMM 21-00.Aug 16, 2022 · N377DA · Boeing 737832SDR AALA202208167106Apu · odorAIRCRAFT WAS GROUNDED: DIRTY / MUSTY SOCK SMELL THRU-OUT CABIN. MAINTENANCE ISOLATED SOURCE OF ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Aug 13, 2022 · N915US · Airbus A300*SDR AALA202208236031Apu · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORT A CHEMICAL SMELL IN CABIN DESCENDING INTO SLC. MAINTENANCE ISOLATED SOURCE OF ODOR TO THE APU. **SUPPLEMENTAL REPORT FOR AALA202208166031: MAINTENANCE CLEANED THE APU LOAD COMPRESSOR PER TASK CARD 26T31049006 ANDAug 12, 2022 · N173US · Airbus A300*SDR AALA202208166031None · odorAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORT A CHEMICAL SMELL IN CABIN DESCENDING INTO SLC. MAINTENANCE ISOLATED SOURCE OF ODOR TO THE APU. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Aug 12, 2022 · N173US · Airbus A300*SDR NACA2022081100002Valve · failedSUPPLEMENTAL INFORMATION: REMOVED AND REPLACED APU SURGE CONTROL VALVE IAW B767 AMM 49-53-01 OPS AND LEAK CHECK GOOD PER AMM 49-11-00Aug 11, 2022 · N379CX · Boeing 767
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