N472AS
Service difficulty reports · 211
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N472AS' AND registry_match = 'registration' 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 n_number = 'N472AS' AND registry_match = 'registration' 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 ASAA2020021063112Control Valve · failedRIGHT PACK LIGHT ILLUMINATED DURING RECALL. EXTINGUISHES WHEN RESET. GROUNDED - YES. CONFIRMED FAULT, #2 PACK/ZONE TEMP CONTROLLER BITE TEST REF B737-900 AMM 21-61-00 SHOWS HARD FAIL #2 TCV (V141). REMOVED & REPLACED #2 TCV REF AMM 21-51-10 LK CK & OPS CK NML.SDR ASAA202002032053Warning Light · malfunctionedAUTO FAIL LIGHT ILLUMINATED WENT TO ALTN ON TOUCHDOWN. GROUNDED - YES. C/W B737-900 FIM 21-31 TASK 801, NO FAULTS FOUND.SDR ASAA2020011331830Position Sensor · failedDURING ATTEMPTED ACCOMPLISHMENT OF FMS SYSTEM TASK CARD, FOUND SPOILER POSITION SENSOR FOR NR 9 SPOILER FAILED OUT OF LIMITS. GROUNDED - YES. REMOVED AND REPLACED NR 9 SPOILER POSITION SENSOR PER AMM 22-11-27-000-801/22-11-27-400-801. OP'S CK'S GOOD.SDR ASAA2019111291273Control Valve · failedLEFT PACK LIGHT ILLUMINATES ON RECAL. EXTINGUISHES WHEN MASTER CAUTION IS PRESSED. GROUNDED - YES. REMOVED AND REPLACED L/H TEMP CONTROL VALVE PER TSR ACTION REMOVED THE FAULT, NO SPECIAL MAINTENANCE PROCEDURES NEEDED TO BE REVERSED.SDR ASAA2019110761254Warning Message · false activationUPON RECALL AND TAXI WE GOT AN AIR COND LIGHT AND BOTH PACK LIGHTS ILLUMINATED. GROUNDED - YES. UPON INSPECTION C/W FIM PACK TEMP CONT PROCEDURE REF B737-900 FIM 21-62 TASK 801, AFTER FAULT CLEARED FOUND NO ASSOCIATED FAULTS, A/C OK FOR CONT.SDR ASAA2019110181179Warning Light · false activationLEFT HAND PACK LIGHT ILLUMINATED ON RECALL AFTER ENGINE STARTED. RAN QRH PROCEDURE AND LIGHT CLEARED WHEN MASTER CAUTION SYSTEM RESET. GROUNDED - YES. UPON ARRIVAL PRESSED RECALL AND NO PACK LIGHT ILLUMINATED. PERFORMED PACK TEMPERATURE CONTROL BITE PER B737-9SDR ASAA2019102863117Warning Light · false activationLT PACK LIGHT ILLUMINATED. EXTINGUISHED W/MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 21-53 TASK 821. BITE TEST OF #1 PACK TEMP CONTROLLER OPS NORMAL REF FIM 21-62 TASK 801.SDR ASAA2019102193043Warning Light · false activationLH PACK LIGHT ON RECALL RESETS WITH MASTER CAUTION RESET. GROUNDED - YES. PERFORMED B737-900 FIM 21-53 TASK 820 AND FOUND TCV FAULT. RAN FIM 21-62 TASK 830, FAULT WAS NOT ACTIVE AND CLEARED . THIS CLEARS MEL 21-33D.SDR ASAA2019092630836Bulb · failedOUTPUT OF LEFT PACK IS OFF SCALE LESS THAN ZERO DEGREES. GROUNDED - YES. VERIFIED, REPLACED LEFT PACK TEMP BULB T488 REF B737-900 AMM 21-51-60, OPS NORMAL.SDR ASAA2019092530830Sensor · faultyATTEMPTED CSS APU START AT FL 340, APU STARTED AND APU GEN OFF BUS LT ILLUMINATED, HOWEVER APU OVSPD LT ILLUMINATED AND APU SHUTDOWN. GROUNDED - YES. REMOVED AND REPLACED APU OVERSPEED SENSOR REF B737-900 AMM 49-61-21. OPS CHECK NORMAL. NO LEAKS NOTED. NO CURRSDR ASAA2019092330789Fmc · malfunctionedCREW REPORTS FMC START UP ISSUES. GROUNDED - YES. PULLED & RESET FMC C/B'S, OPS RETURNED TO NORMAL, REF FIM 34-61 TASK 836.SDR ASAA2019092130776Warning System · false activationFAULT LIGHT ILLUMINATED DURING APU START ATTEMPT AT FL 340. GROUNDED - YES. ACCOMPLISHED FIM 49-30 TASK 804 INITIAL EVAL PASS. MSG 49-31018 WAS SHOWING BEFORE ACCOMPLISHING THE FIM TASK. AFTER APU START AND SHUTDOWN, NO MSG WAS SHOWING FOR THE LAST APU CYCLE. SDR ASAA2019080653316Warning Light · false activationFWD CABIN ZONE TEMP LIGHT ILLUMINATES DURING MASTER CAUTION RECALL, EXTINGUISHES WITH MASTER CAUTION RESET. GROUNDED - YES. DURING BITE OF PACK TEMP CONTROLLER FOUND FAULT LIGHT ON FWD TEMP SELECTOR, ACCOMPLISHED FIM 21-62 TASK 809. ZONE TEMP FAULT WAS RESET TSDR ASAA2019080133257Controller · inoperativeWHILE COMPLETING THE AFTER START CHECKLIST. FWD CAB ZONE TEMP LIGHT ILLUMINATED. LIGHT EXTINGUISHED WITH MASTER CAUTION RESET. GROUNDED - YES. REMOVED & REPLACED #2 PACK/ZONE TEMP CONTROLLER IAW B737-900 AMM 21-61-20. OPS CHECK NORMAL.SDR ASAA2019072630202Warning System · false activationFWD CABIN ZONE TEMP ILLUMINATED ON RECALL. EXTINGUISHED WHEN MASTER CAUTION WAS RESET. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMPERATURE CONTROLLER BITE TEST REF AMM 21-61-00, NO FAULT FOUND, GROUND VERIFICATION GOOD.SDR ASAA2019071930120Window · malfunctionedOUT OF 11,000 FT THE L SIDE WINDOW OVERHEAT LIGHT LIGHT ILLUMINATED. TAT+07C, SPEED 210 IAS. QRH CHECKLIST COMPLETED, LIGHT RE-ILLUMINATED. COMPLETED WITH REMAINDER OF QRH CHECKLIST. GROUNDED - YES. REMOVED AND REPLACED L2 WINDOW PER AMM 56-12-11. OPS AND LEAKSDR ASAA2019071530083Wire Harness · failedL-2 WINDOW OVERHEAT LT CAME ON DURING CLIMB-OUT RESET PER CHECKLIST. LIGHT CAME ON AGAIN. GROUNDED - YES. DUE TO HISTORY REMOVED AND REPLACED L2 WINDOW CORD REF AMM 30-41-00. ALT DEACT REVERSED. VERIFIED L2 WINDOW IS CORRECTLY TAPPED REF W/D 30-41-12. PERFORMESDR ASAA2019070729966Control Unit · failedON SHORT FINAL CAPTAINS LEFT WINDOW OVER HEAT WARNING LIGHT ILLUMINATED, (WE TURNED THE WINDOW HEAT SWITCH OFF AND LANDED). GROUNDED - YES. REMOVED & REPLACED WINDOW HEAT CONTROL UNIT REF AMM 30-41-11. OPS NORMAL.SDR ASAA2019070729965Warning System · false activationGOT L SIDE WINDOW OVERHEAT DURING CLIMB, FL220, SAT -35. GROUNDED - YES. LIGHT STAYED EXTINGUISHED AFTER QRH PROCEDURE.SDR ASAA2019070629943Warning System · false activationON DESCENT TO LAX LEFT SIDE WINDOW OVERHEAT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED QRH PROCEDURE AND LIGHT EXTINGUISHED.SDR ASAA2019070629942Warning System · false activationLEFT SIDE WINDOW HEAT OVER HEAT ON CLIMB OUT PASSING 10,000FT. GROUNDED - YES. ACCOMPLISHED QRH PROCEDURE AND LIGHT EXTINGUISHED.SDR ASAA2019070229893Warning System · false activationHF RADIO #1 PANEL SHOWS "FAIL". GROUNDED - YES. PERFORMED BITE PROCEDURE ON #1 HF COMM SYSTEM PER FIM TASK 23-11-00-810-901, NO FAULTS NOTED. "FAIL" EXTINGUISHED ON #1 HF RADIO PANEL.SDR ASAA2019060329557Converter · failedON TAXI IN APU FAULT LIGHT ILLUMINATED AFTER START ATTEMPT. GROUNDED - YES. REMOVED AND REPLACED STARTER CONVERTER UNIT SERIES 7 IAW B737-900 AMM 49-41-61/401. GROUND VERIFICATION TEST IS GOOD. APU STARTS AND HOLDS LOAD WITH EXTERNAL AND BATTERY. PERFORMED OPESDR ASAA2019051329329Control Valve · failedLEFT PACK LIGHT ILLUMINATED ON RECALL. GROUNDED - YES. PERFORMED BITE CHECK REF AMM 21-61-00, FOUND FAULTY TCV. REMOVED AND REPLACED TCV REF AMM 21-51-10. OPS CHECK GOOD.SDR ASAA2019050429231Warning System · false activationLEFT PACK LIGHT ILLUMINATES ON DECENT RECALL. LIGHT GOES OUT WITH MASTER CAUTION RESET. ALL SYSTEM OPS NORMAL. GROUNDED - YES. PERFORMED PACK/ZONE TEMP CONTROLLER BITE REF B737-900 AMM 21-61-00 BITE CHECK OK. RAN PACKS AND LEFT PACK LIGHT REMAINED EXTINGUISHEDSDR ASAA201904158970Warning Message · false activationFWD CAB ZONE TEMP LIGHT ILLUMINATES ON MASTER CAUTION RECALL. GROUNDED - YES. PERFORMED BITE TEST OF PACK TEMP CONTROL #1 & #2, NO FAULTS FOUND REF B737-900 FIM 21-60 TASK 843. PERFORMED BOTH PACKS OPS TEST NORMAL B737-900 AMM 21-00-00.SDR ASAA2019031628624Warning System · false activationCONT CAB ZONE TEMP WHEN PRESSING MASTER RECALL. RESETS WITH MASTER CAUTION. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROL BITE, FLIGHT DECK TRIM VALVE ILLUMINATED ON NR 2 PZTC (M1443) DURING BIT AND PREVIOUS FLT, GREEN GO LIGHT ILLUMINATED DURING VERIFY SDR ASAA2019031528629Actuator · faultyGOT RIGHT PACK LIGHT. LIGHT EXTINGUISHED WHEN WARMER TEMPERATURES SELECTED, PER QRH. GROUNDED - YES. PER TSR702871 PERFORMED PACK/ZONE TEMP CONTROL BITE TEST ON PACK NR 1 AND NR 2 REF AMM 21-51-00, NO FAULTS NOTED ON PACK/ZONE TEMP CONTROL NR 1, RAM AIR ACTUATSDR ASAA2019031528628Actuator · faultyGOT RIGHT "PACK" LIGHT ON RECALL. RT RAM DOOR FULL OPEN ALSO ILLUMINATED. GROUNDED - YES. PER TSR702871 PERFORMED PACK/ZONE TEMP CONTROL BITE TEST ON PACK NR 1 AND NR 2 REF AMM 21-51-00, NO FAULTS NOTED ON PACK/ZONE TEMP CONTROL NR 1, RAM AIR ACTUATOR BITE, PRSDR ASAA2019030828557Light · unsecureMID CABIN EXIT SIGN/LIGHT HANGING FROM CEILING. GROUNDED - YES. RESECURED MID CABIN EXIT LIGHT AS REQUIRED OPS CHECK LIGHT PER AMM TASK 33-51-00 OPS NORMAL.SDR ASAA2019030828545Warning System · false activationRIGHT PACK LIGHT ILLUMINATES DURING MASTER RECALL, EXTINGUISHES WITH RESET. GROUNDED - YES. ACCOMPLISHED BOTH PZTC BITE REF FIM 21-62 TASK 801. NO ACTIVE FAULTS FOUND. DUE TO HISTORY PERFORMED RAM AIR ACTUATOR TEST 3 TIMES. NO FAULTS LOGGED. PHYSICALLY LOOKED SDR ASAA2019030728544Warning System · false activationRIGHT "PACK" LIGHT ILUMINATES DURING MASTER RECALL. LIGHT EXTINGUISHES UPON MASTER RECALL RESET. GROUNDED - YES. PERFORMED FIM 21-53 TASK 810, FIM TASK 21-00-00-800-803, FIM 21-51 TASK 804. OPS TESTED NORMAL AND UNABLE TO DUPLICATE FAULT.SDR ASAA2019030328420Unknown · malfunctionedRIGHT PACK LIGHT ILLUMINATES ON RECALL, EXTINGUISHES WITH RESET. GROUNDED - YES. RELEASED PER MEL 21-32B, RT PACK TEMP CONTROL INOP, PACK/ZONE TEMP CTRL NR 2 LOGS "SRADA INLET" FAULT LAST FLIGHT. PERFORMED FIM 21-62 TASK 852, REPAIR CONFIRMATION NML PER SAME. SDR ASAA2019022548313Unknown · malfunctionedAFTER CENTER PUMPS WERE TURNED OFF, LEFT TANK INDICATION DROPPED ABOUT 1100LBS AND IMBAL CAUTION LIGHT ILLUMINATED. RAN IMBAL QRH, NO LEAKS SUSPECTED (FUEL USED PLUS FUEL REMAINING EQUALED DEPARTURE FUEL) IMBALANCE GRADUALLY REDUCED TO 600LBS (LEFT LOW) AT LANSDR ASAA2019012127908Window · overheatedWINDOW HEAT R SIDE DOES NOT ILLUMINATE ON WHEN SELECTED ON. GROUNDED - YES. CHECKED AND RELEASED PER MEL 30-11E. NOTE: WHEN WINDOW SELECTED ON - IT GOES INTO OVERHEAT CONDITION. VERIFIED RT SIDE WINDOW TAP WIRE CORRECTLY INSTALLED ON TERMINAL 2 OF TB5014. REMOSDR ASAA2019011827862Warning System · false activationFWD CAB ZONE TEMP LIGHT ILLUMINATES UPON MASTER CAUTION RECALL AFTER ENGINE START - TEMP CONTROLLER IN FULL COLD OR FULL HOT SHOWED SUPPLY DUCT TEMP OF 18C CABIN TEMP INDICATED 24C. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROL BITE PROCEDURE PER FIM 21-62 TASDR ASAA2018122407494Oil Cooler · leakingREF TSR 702557, FOUND #1 IDG AIR/OIL COOLER LEAKING. GROUNDED - YES. REMOVED AND REPLACED #1 (IDG) AIR/OIL COOLER PER B737-900 AMM 24-11-21. PERFORMED IDLE LEAK CHECK, GROUND VERIFICATION SUCCESFULL.SDR ASAA2018121627449Warning System · false activationRIGHT SIDE OVERHEAT LIGHT ILLUMINATED ON DESCENT FOLLOWED QRH. GROUNDED - YES. PERFORMED FIM 30-41 TASK 801 NO FAULTS DISPLAY RIGHT SIDE WINDOW OPS CK NORMAL.SDR ASAA2018121427377Warning Light · false activationCONT CABIN CAUTION LIGHT ILLUMINATES ON MASTER CAUTION RECALL LIGHT EXTINGUISHES ON MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROL BITE PROCEDURES PER B737-900 FIM 21-62 TASK 801 AND NO EXISTING FAULT, ALL TEST OPS CK GOOD,NO HISTORY FOR SDR ASAA2018121427331Control Valve · inoperativeFWD CAB TEMP CONT ZONE TEMP ILLUMINATED. IT GOES OUT WITH MASTER CAUTION RESET. GROUNDED - YES. REPLACED FWD CABIN TRIM AIR MODULATING VALVE PER B737-900 AMM 21-62-01-400-801, OPS CK GOOD, GREEN "GO" LIGHT ILLUMINATED.SDR ASAA2018120427212Controller · faultedON TAXI OUT FWD CAB ZONE TEMP LIGHT ILLUMINATED, OUT WITH RESET. GROUNDED - YES. PERFORMED BITE TEST ON BOTH PACK TEMPERATURE CONTROLLER PER FIM 21-62 TASK 801 FOUND ZONE FAULT ON CONT NR 2, CLEARED ZONE SELECTOR FAULT ON NR 2 CONTROLLER.SDR ASAA2018110826817Warning System · false activationRIGHT SIDE WINDOW OVERHEAT LT ILLUMINATED IN FLIGHT. GROUNDED - YES. FOLLOWED QRH PROCEDURE- WINDOW OVERHEAT LT STAYED EXTINGUISHED.SDR ASAA2018102926638Unknown · malfunctionedVTK DISPLAYED ON FO'S DU FOR APPROXIMATELY 15 SECONDS, THEN FMC RESTORED ITSELF WITH NO PILOT INPUT. GROUNDED - YES. REF FIM 34-61 TASK 836. NO FAULTS. OPS TEST NORMAL.SDR ASAA2018100926392Control Module · defectiveAIR TEMP SOURCE SELECTOR KNOB WHEN WIGGLED WILL SHOW TEMPS JUMPING FROM 20 TO 100C ON WHATEVER IS SELECTED. SOMETIMES IT STICKS AT 100C UNTIL TOUCHED AGAIN. ZONE TEMP SELECTORS APPEAR TO BE WORKING PROPERLY-NO CALLS CAUSES TEMP INDICATION TO SO CRAZY. GROUNDEDSDR ASAA2018091326109Unknown · malfunctionedWHILE ENROUTE FROM HNL TO SJC, JUST PASSED ETOPS CP, NR 2 FUEL GAUGE OSCILLATED BETWEEN QTY'S OF 8.56 & 8.36 DOWN BACK UP. ALL PUMPS ON & CROSSFEED CLOSED. GROUNDED - YES. PERFORMED BITE TEST FOR FQIS. NO FAULTS NOTED. PERFORMED GROUND TEST ON FQIS, "GROUND COSDR ASAA2018082865937Warning Message · false activationDURING CRUISE, SIGNS FMC MESSAGE WITH VTK ON THE FIRST OFFICER`S NAV DISPLAY, MESSAGE AND DISPLAY SELF-CLEARED BEFORE RUNNING QRH PROCEDURE. ACFT GROUNDED. PERFORMED FIM 34-61-00-810-836 ON THE FIRST OFFICER`S FMC, OPS NORMAL, NO DEFECTS NOTED, RESET TWO CSDR ASAA2018082865936Radar · malfunctionedDURING CRUISE, THE WEATHER RADAR FAILED MESSAGE IN NAV DISPLAYS. DEPOWERED, WENT TO TEST ON RADAR AND TERR ON NAV DISPLAY, WENT BACK TO RADAR AND MESSAGE CLEARED. RADAR FUNCTIONING OK. ACFT GROUNDED. PERFORMED AN OPS TEST IAW AMM 34-43-00-710-802-001. FOSDR ASAA2018061194998Bulb · burned outR2 DOOR EMERGENCY EXIT LIGHT ON THE OUTSIDE WAS BURNED OUT. ACFT GROUNDED. REPLACED THE LAMP IAW AMM 33-51-04-960-801.SDR ASAA2018052724819Light · inoperativeEMERGENCY LIGHT EXTERIOR SLIDE LIGHT AT L-2 DOOR INOP. GROUNDED - YES. RELAMPED AND TESTED PER AMM 33-51-04-960-801 - OPS NORMAL.SDR ASAA201805174661Warning Light · false activationCONTROL CABIN ZONE TEMP ILLUMINATED DURING AFTER START FLOW. ACFT GROUNDED. PERFORMED FIM 21-62 TASK 842, CONT CABIN ZONE TEMP LIGHT ILLUMINATED, FAULT RESET NO OTHER FAULTS NOTED NO HISTORY IN THE PAST 30 DAYS.
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