JASC 4930
Service difficulty reports · 1,087
Reports filed under 4930 · APU Engine Fuel and Control, 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 = '4930' 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.
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 = '4930' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR HALA2014090900133Ecu · malfunctionedAPU AUTO SHUTDOWN - TWO TIMES WITH APU BLEED SWITCH IN ON POSITION. BITE ECU FOUND REV FLOW MSG. REPLACED APU ECU IAW AMM 49-61-05. TEST OK NO FAULTS NOTED.SDR DXTA2014091005879B-Nut · looseDURING TAKEOFF WITH ENGS & APU RUNNING, ODOR OF FUEL & EXHAUST IN COCKPIT. SMELL DISSIPATED ABOUT 2000 FEET AGL. SHUTDOWN APU, ODOR DID NOT REOCCUR DURING FLIGHT. RAN APU, LT & RT ENGS TO TAKEOFF POWER. COULD NOT DUPLICATE DISCREPANCY. INSPECTED ENGS FOR SDR SWIA201439251Line · leakingCREW REPORTED STRONG FUEL ODOR IN CABIN. TIGHTENED AND SECURED APU FUEL LINE, NO LEAKS NOTED.SDR WX0A2014090472132Fcu · leakingAPU AIR SMELLS OF JET FUEL. FOUND FUEL LEAKING FROM APU FUEL CONTROL PUMP FILTER CAP. DEFERRED APU IAW MEL 49-01 SIT 1, DMI 11127. PLACARDS INSTALLED M ACTIONS COMPLIED WITH
WITH PACS ON. RAN BOTH ENGS AT 70% N1 FOR 15 MINUTES IAW AMM 71-00-00. OUTGOING FSDR ASAA2014082208929Flow Divider · failedCSS PERFORMED AT 380, 4+ HRS INTO FLT. START FAILED APU FAULT LIGHT CAME ON. ONLY 1 ATTEMPT WAS MADE. ACFT GROUNDED. COMPLETED APU HARNESS & APU TO FIREWALL CONNECTOR GVI. NO DEFECTS NOTED. REPLACED APU FUEL FLOW DIVIDER & SOLENOID VALVE IAW AMM 49-31-15. SDR ASAA2014082008906Control Unit · leakingAPU FAULT LIGHT TWICE ON CSS START FLT 380+ FLT 310. ACFT GROUNDED. FUEL LEAKING FROM FUEL CONTROL DRAIN AT 2 DROPS IAW SECOND. R & R APU FUEL CONTROL UNIT OPS/LEAK CHECKS NORMAL REF AMM 49-31-11. PERFORMED APU BITE, NO FAULTS IN LAST RUN CYCLE, REF FIM TASDR ASAA2014081508838Fuel Control · leakingREPORTS OF OIL LEAKING FROM THE APU FUEL CONTROL UNIT DRAIN. ACFT GROUNDED. TSR R & R APU FUEL CONTROL IAW MM 49-31-11.SDR AALA20140720007Fuel Filter · defectiveON ROTATION, AUXILIARY POWER UNIT FAULT LIGHT & LOW OIL PRESS LIGHT ILLUMINATED & APU ROLLED BACK. LT ENG DRIVEN GEN WAS ON PLACARD. FLIGHT RETURNED & LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED APU MAIN FUEL FILTER. SYS GND CHECKED NORMASDR SIMA20140714007Fuel Rail · failedSTRONG ODOR OF FUEL & EXHAUST IN COCKPIT. ODOR COMES FROM AN APU FUEL LEAK AT APU DRAIN. FUEL LEAKING FROM APU FUEL MANIFOLD. APU SECURED INOPERATIVE. R & R SECONDARY FUEL RAIL. OPS & LEAK CHECKED GOOD IAW AMM 49-32-06.SDR USAA2014FA0000416Manifold · chafedTROUBLESHOT APU FAULT REGARDING SLOW STARTS. STARTER IDENTIFIED TO HAVE A TWISTED SPLINE AS PART OF OTHER INSPECTIONS. GENERAL CHECK OF APU, CONDUCTED ENGINE RUN WITH ACCESS PANEL REMOVED. DURING THE RUN A FINE MIST OF FUEL NOTED FROM FUEL MANIFOLD. FUEL MSDR SWIA201438428O-Ring · leakingACFT INTERIOR HAS AN ODOR OF JET FUEL. R & R O-RING ON ELBOW BETWEEN APU FUEL SHUTOFF VALVE AND FUEL CONTROL UNIT, PN: M25988-2-904 IAW AMM.SDR WX0A071995Fuel · leakingSMOKE IN THE CABIN DUE TO APU FUEL LEAK. INFO NOT AVAILABLE, WILL INCLUDE WHEN AVAILABLE.SDR ASAA2014061708256Fuel Control · failedAPU WOULD NOT START AND INDICATED A "FAULT" LIGHT. ACFT GROUNDED. REPLACED APU FUEL CONTROL UNIT, OPS CHECKED NORMAL IAW AMM 49-31-11-400-801.SDR USAA2014060500007Fuel Line · unsecureCREW REPORTED AN ACFT PACK ODOR WHEN PACKS ON APU DURING TAXI-IN. PERFORMED TROUBLESHOOTING OF CABIN AIR QUALITY IAW JOB CARD 26L00021001. FOUND THE APU TO BE SOURCE OF CABIN ODOR. FURTHER TROUBLESHOOTING FOUND A FUEL LINE LEAK. SECURED FUEL LINE, LEAK CHESDR CA140606005Line · loose(CAN) 35 MINUTES INTO FLIGHT AT ALTITUDE 290, WITH APU OFF, COCKPIT CREW SMELLED FUEL IN THE COCKPIT. CLOSED GASPERS AND DONNED OXYGEN MASKS. F/A DID NOT SMELL FUEL IN THE CABIN. CONTINUED ON AND COMPLETED FLIGHT. MX TIGHTENED B-NUT AT APU FUEL CONTROL ANDSDR REXA2014060200546B-Nut · looseGOT A VERY STRONG SMELL OF FUEL IN FLIGHT CHECK WITH THE FLIGHT ATTENDANT & SHE DID NOT SMELL ANYTHING IN THE CABIN, ALL INDICATIONS NORMAL. WORE O2 MASK TO LANDING AS A PRECAUTION. AFTER LANDING SMELL PERSISTED. TIGHTENED B NUT AT APU FUEL CONTROL UNIT & SSDR A6WA201441569Fitting · looseSTRONG FUEL SMELL IN CABIN & FUEL LEAK COMING FROM APU DRAIN LINE. FOUND FUEL LEAK ON FITTINGS ON FUEL SOLENOID VLV COMING INTO FCU. TIGHTENED FITTING IAW AMM 49-31-05. OPERATIONS CHECKED GOOD, AIRED OUT CABIN, FUEL SMELL WENT AWAY. VERIFIED PACK AIR, PACKSDR AALA20140506018Fuel Control · inoperativeTUS CREW REPORTED AUXILIARY POWER UNIT FAULTED WITH RT GEN ON PLACARD. EMER DECLARED FLIGHT RETURNED TUS LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED APU FUEL CONTROL & ELEC CONTROL UNIT REPLACED. SYS GND CHECKED NORMAL, OPERATION CLOSED.SDR SWIA201437412O-Ring · leakingWITH PACKS ON, APU STRONG FUEL ODOR THROUGHOUT FLIGHT DECK AND CABIN. WITH PACKS ON ENGINES ODOR DIMINISHES. REPLACED O-RING ON FUEL CONTROL ELBOW TO FUEL SOLENOID, LEAK AND OPS CHECKED GOOD IAW AMM.SDR QY5R201404090001Fuel Line · brokenWHILE ON GROUND WITH APU RUNNING, A MAJOR FUEL LEAK WAS SEEN COMING OUT THE REAR FUSELAGE. APU WAS SHUTDOWN AND AN INVESTIGATION REVEALED A BROKEN FUEL LINE AT ONE OF THE FUEL NOZZLES. THE FUEL WAS SPRAYING INSIDE THE APU ENCLOSURE AND LEAKING OUT FUSELAGE ACSDR ASAA2014032207267Fcu · failedJUST PRIOR TO PUSH BACK WHEN ATTEMPTING TO SWITCH FROM GROUND POWER TO APU, NOTICED NO VOLTS ON APU. ALSO, NOTICED APU BLEED AIR VALVE CYCLING ON AND OFF. SHUT DOWN APU. ATTEMPTED RESTART, UNSUCCESSFUL. APU FAULT LIGHT ILLUMINATED. ACFT GROUNDED. REPLACED ASDR CA140401017Pump · inoperativeAPU CONTINUED TO RUN IN FLIGHT WITH THE APU MASTER SWITCH IN THE OFF POSITION. PILOT TURNED OFF APU IN FLIGHT AND THE SYNOPTIC INDICATIONS STAYED ON, TOOK A COUPLE TRIES TO GET IT OFF BUT THE SYNOPTICS STAYED ON. ON GROUND, REPRODUCED WHEN APU SELECTED OFF, TSDR CA140401003Fuel Control · failed(CAN) PRIOR TO DEPARTURE, DURING FINAL VISUAL INSPECTION CHECK, FUEL WAS GUSHING OUT FROM THE APU COMPARTMENT. WHEN THE APU WAS SHUTDOWN AND RENDERED INOPERATIVE, THE FUEL LEAK STOPPED. A VISUAL INSPECTION OF THE APU CONFIRMED FUEL LEAK COMING OUT OF THE FUELSDR SWIA201436791Shutoff Valve · unknownNOXIOUS FUEL ODOR IN THE COCKPIT, DONNED O2 MASKS. RAN LT AND RT PACKS OFF OF APU BLEED AND ENGINE BLEEDS. CONFIRMED AN ODOR WITH APU AND ENGINE BLEEDS. NO ODOR NOTICED IN CABIN. INSPECTED APU, FOUND NO SIGNS OF SMOKE OR OIL LEAKS. APU OIL LEVEL WAS GOOSDR ASAA2014030407051Nozzle · malfunctionedAPU CT5ATP EGT DATA SHOWS EGT IS TRENDING TOWARDS ESTABLISHED THRESHOLD. ACFT GROUNDED. REMOVED ALL APU FUEL NOZZLES, REF AMM 49-31-14-000-801. INITIATED INSTALLATION OF ALL APU FUEL NOZZLES IAW AMM 49-31-14-400-801. STEP 3A-3F(G), APU REQUIRES INSTALLTION SDR SWIA201436477Solenoid Valve · failedOVERWHELMING SMELL OF FUEL WHEN THE APU STARTS UP. FLT 6331 REPLACED APU FUEL SHUTOFF SOLENOID VLV IAW AMM.SDR IPXA2014022682048Ecu · inoperativeAPU FAILED TO START AFTER TWO SUCCESSIVE ATTEMPTS. FAULT DISPLAYED BOTH ATTEMPTS. REPLACED ECU IAW AMM 49-61-05-404-008. CHECKED OK.SDR SWIA201436388Fuel Line · defectiveAT CRUISE THERE WAS A STRONG SMELL OF FUEL. BEGINNING WITH THE DESCENT, SMELL DISAPPEARED. FLT 2902 REPLACED THE APU FUEL LINE & THE INLET RETAINING CLIP IAW AMM. PN ON 3883449-1, PN ON 600-97024-9 & PN ON JM44LC86WH3GF.SDR SIMA20140206006Manifold · brokenSTRONG SMELL OF RAW FUEL IN CABIN & COCKPIT DURING TAXI. AIRCRAFT WAS REMOVED FROM SERVICE. OUTER APU FUEL MANIFOLD ASSEMBLY LINE BROKEN, FOUND DURING T-SHOOTING OF FUEL SMELL. REMOVED AND REPLACED SECONDARY APU FUEL MANIFOLD ASSY IAW AMM 49-31-06. OPC GOSDR USAA2014013100002O-Ring · damagedDURING DESCENT FROM 12,000 FEET, CREW REPORTED A VERY STRONG DIRTY SOCK SMELL DEVELOPED. THE SMELL DISSIPATED AT ABOUT 3,000 FEET. COMPLIED WITH JOB CARDS 26L00021001 & 26L00021002. FOUND FUEL & OIL LEAKING FROM APU FUEL CONTROL UNIT TO BE SOURCE OF SMELL GSDR REXA2014012900142Fitting · leakingSTRONG FUEL FUME SMELL INSIDE ACFT & COCKPIT WITH APU ON. FUEL LEAK NOTED AT FCU IN APU COMPARTMENT. R & R OF ELBOW & PACKING PN AP258504 & M832481-904. OPERATIONS CHECKED GOOD. NO FURTHER DEFECTS NOTED, LEAK CHECKED GOOD ALL IAW 49-31-01.SDR HALA201401240001Actuator · failedTWO TO THREE MINUTES AFTER APU SHUTDOWN, APU LP VALVE FAULT APPEARS FOR ONE MINUTE THE EXTINGUISHES. R & R APU LP FUEL SHUTOFF VALVE ACTUATOR IAW AMM 28-29-52-000-801-A. OPS CHECKED OK IAW AMM 28-29-00-710-802.SDR HALA2014011000004Actuator · failedAPU VERIFICATION FAILED JUST PRIOR TO TOP OF DESCENT, FLT 370 -60 SAT, ATTEMPTED TWO STARTS, NO RPM, NO EGT. FOUND APU INTAKE DOOR ACTUATOR INOPERATIVE. APU INTAKE DOOR FULLY OPEN. R & R APU AIR INTAKE DOOR ACTUATOR IAW AMM 49-15-06. OPS CKS NORMAL. CLEARED SDR ASAA2014010512314Fuel Nozzle · malfunctionedAPU DATA IS TRENDING ABOVE ESTABLISHED THRESHOLD. ACFT GROUNDED. REPLACED ALL APU FUEL NOZZLE FOR PRECAUTIONARY MEASURES. REF AMM 49-31-14/401. OPS CHECKS OF APU NORMAL. NO LEAKS NOTED.SDR VNAA2013122200014O-Ring · leakingCREW REPORTED A FUEL ODOR WHEN PACKS WERE ON. MAINTENANCE TROUBLESHOT, R & R APU FUEL LINE O-RING AND LEAK CHECKED AREA USING AMM. AIRCRAFT WAS RELEASED FOR SERVICE.SDR CALA2013122093846Shutoff Valve · faultyHAVE APU FUEL VLV EICAS & APU FAULT LIGHT. R & R APU FUEL SOV.SDR WX0A071772Fcu · leakingBURNING SMELL FROM VENTS WHEN APU AIR SELECTED ON, APU FCU LEAKING FUEL. R & R APU FCU IAW MM 49-30-01, OPERATIONS LEAK CHECKED GOOD.SDR A6WA201312104046Fuel Sys · leaking3847 WITH PACKS ON THERE IS A STRONG FUEL SMELL IN THE AIRPLANE WITH APU ON. FOUND FUEL LEAK BY FUEL CONTROL. R, OPERATIONS & LEAK CHECKED GOOD AT THIS TIME NO FUEL SMELL NOTED IN CABIN.SDR ASAA2013120696644Fuel Filter · failedAPU WONT HOLD ELECTRICAL LOAD AND AUTO SHUTDOWN. ACFT GROUNDED. OPERATED APU, AUTO SHUTDOWN OCCURRED. MAINTENANCE MESSAGE 49-31171; R & R INLET FUEL FILTER IAW AMM 49-31-21. OPERATED APU WITH FULL LOAD, IAW AMM OPS CHECK 49-11-00, APU OPERATED NORMAL, NO LESDR UIEA2013120600579Filter · dirtyAPU DPI INDICATOR POPPED, FILTER CHANGE REQUIRED. DPI HAS BEEN RESET, DISCOVERED ON CARD A-49-032-01. R & R FILTER & LEAK CHECKED IAW B767 AMM 49-31-04 NO LEAKS FOUND.SDR SWIA201335471O-Ring · damagedSTRONG JET FUEL ODOR THROUGHOUT THE COCKPIT & SERVICE GALLEY. FLT NR 2858 REPLACED O-RING TO APU FUEL CONTROL.SDR REXA2013112602277Manifold · damagedWITH APU RUNNING THERE IS AN ODOR LIKE JET FUEL WITH PACKS ON. REMOVED AND REPLACED APU PRIMARY FUEL MANIFOLD IAW AMM 49-31-07 OPS AND LEAK CHECKED GOOD.SDR SWIA201335199O-Ring · leakingFUEL ODOR WHEN APU IS RUNNING. FLT 2972 REPLACED O-RINGS ON APU FUEL SOLENOID. RAN APU LEAK & OPERATIONS CHECKED GOOD.SDR HALA2013103000161Ecu · inoperativeAPU ECU HAS NO POWER. R & R APU ECU IAW AMM 49-61-05. OPS CK OK. OK FOR SVC.SDR USAA2013103000009O-Ring · leakingF/A AND PASSENGERS COMPLAINED OF STRONG FUEL SMELL UPON TURNING AIRCRAFT A/C ON. MAINTENANCE COMPLIED WITH JC 26L00021001 AND 26L00021002 AND FOUND APU TO BE THE SOURCE. R & R APU FUEL CONTROL PRESSURE TUBES O-RINGS. OPS CHECKED GOOD. NO LEAKS FOUND. COMPLISDR CALA2013102992462Unknown · malfunctionedAPU FAILED TO START, MAINT MESSAGE 49055 DISPLAYED FMU STEPPER MOTOR FAILURE, MEL COMPLIED WITH. SEE TASK FIM 49-11 TASK 856. ACP APU GROUND TEST DEFAULTED TO FMU FAILURE ITEM M3374 PART NBR 3036324.SDR A6WA201310304J039Fuel Control · leakingAPU STARTED, TWO FUEL LEAKS NOTED BOTH PRIOR TO AFT EQUIPMENT BAY DOOR. REQ INSPECTION. INSPECTED AND FOUND EXCESSIVE FUEL LEAK FROM APU FUEL CONTROL UNIT DRAIN. R & R APU FCU IAW AMM 49-31-01. OPS AND LEAK CHECKED GOOD.SDR USAA2013101400003Fuel Control · malfunctionedAPU TAILPIPE FIRE, EXTINGUISHED BY FIRE DEPT. NO APU FIRE WARNING, APU WAS OFF FOR 6 MINUTES WHEN ACFT BEHIND NOTICED FLAME IN APU TAILPIPE. INSPECTED APU COMPARTMENT AND TAILPIPE AREAS, NO DAMAGE NOTED, R & R APU FUEL CONTROL AND FLOW DIVIDER..SDR ASAA2013100996145Fcu · leakingAPU LEAKING FUEL FROM FUEL DRAIN MAST. ACFT GROUNDED. REPLACED APU FCU, LEAK & OPS NORMAL IAW MM 49-31-11.SDR SIMA20131007008Nozzle · leakingDURING TAXI, A STRONG ODOR PRESENT IN ACFT. DURING TROUBLESHOOTING, EXCESSIVE LEAK WAS FOUND COMING FROM THE APU FUEL MANIFOLD. LEAK WAS COMING FROM THE 3 O`CLOCK FUEL DISCHARGE NOZZLE AND FUEL MANIFOLD. R & R APU FUEL NOZZLE IAW AMM 49-31-51, OPS CHECKE
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