Boeing 737-9

Service difficulty reports · 3,497

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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 aircraft_model_key = '7379'
  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 ASAA2022053038515Pump · leakingENGINE #1 DRIPPING FUEL FROM FUEL PUMP PAD DRAIN. GROUNDED - YES. RAN #1 ENGINE AT IDLE FOR 5 MINUTES. FOUND LEAK RATE TO BE 40 DROPS PER MINUTE. LEAK RATE FALLS BELOW THRESHOLD LIMIT OF 60 DROPS PER MINUTE. NO FURTHER ACTION REQUIRED REF B737-9 AMM 71-71-00-2May 30, 2022 · N920AK · Boeing 7379 · Engine Fuel DistributionSDR CALA2022053001390Brake · cracked#3 BRAKE CLIPS ARE CRACKED REMOVE AND REPLACE #3 BRAKE ASSY IAW AMM 32-41-41. OPS CHECK, LEAK CHECK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT # 1861979 SN OFF 9529 BRAKE, MLG, CAR OFF 60-3241-9-0001 9529 ON 60-3241-9-0001 7291May 30, 2022 · N17529 · Boeing 7379 · Brake Anti-Skid SectionSDR CALA2022053001389Brake · cracked#4 BRAKE CLIPS ARE CRACKED REMOVE AND REPLACE #4 BRAKE ASSY IAW AMM 32-41-41. OPS CHECK, LEAK CHECK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT # 1861982 SN OFF 0006 BRAKE, MLG, CAR OFF 60-3241-9-0001 0006 ON 60-3241-9-0001 7345May 30, 2022 · N17529 · Boeing 7379 · Brake Anti-Skid SectionSDR CALA2022053001388Brake · cracked#1 BRAKE CLIPS ARE CRACKED REMOVE AND REPLACE #1 BRAKE ASSY IAW AMM 32-41-41. OPS CHECK, LEAK CHECK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT # 1363069 SN OFF 7529 BRAKE, MLG, CAR OFF 60-3241-9-0001 7529 ON 60-3241-9-0001 4445May 30, 2022 · N17529 · Boeing 7379 · Brake Anti-Skid SectionSDR CALA2022053001387Brake · cracked#2 BRAKE CLIPS ARE CRACKED REMOVE AND REPLACE #2 BRAKE ASSY IAW AMM 32-41-41. OPS CHECK, LEAK CHECK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT # 1861580 SN OFF 8529 BRAKE, MLG, CAR OFF 60-3241-9-0001 8529 ON 60-3241-9-0001 7314May 30, 2022 · N17529 · Boeing 7379 · Brake Anti-Skid SectionSDR ASAA2022052838481Pitot Tube · warning lightFO PITOT HEAT CAUTION LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. NFS OMF INDICATES NO FAULTS LAST LEG. ACCOMPLISHED PITOT PROBE DETAILED INSPECTION (FO'S) PER B737-9 AMM 34-11-01 W/ NO DEFECTS OBSERVED. ACCOMPLISHED APPLICABLE SECTION OF PITOT PROBE HEATMay 28, 2022 · N976AK · Boeing 7379 · Pitot/Static Anti-Ice SystemSDR ASAA2022052738484Processor · warning lightWXR FAIL ILLUMINATED ON CAPTAINS DISPLAY AFTER 1 HOUR OF USE. GROUNDED - YES. SYS SHOWED WXR PROCESSOR 1 FAULT, CYCLED PWR, FAULT CLEARED AND SYS OPS CKS NML PER B737-9 34-41-00. GND VERIFICATION SUCCESSFUL.May 27, 2022 · N920AK · Boeing 7379 · Independent Position Determining SystemSDR ASAA2022052638451Autothrottle Sys · intermittentAUTOTHROTTLE WILL NOT STAY ENGAGED. GROUNDED - YES. PERFORMED B737-9 IFIM 22-31-00-810-801, DFCS BITE FOUND FAULT MSG 22-31523 ON FLT LEG 7, THEN PERFORMED IFIM 22-31-00-810-874 PROCEDURE ON OMF HAD NO FAULT ACTIVE, AT BITE TEST GOOD, COULD NOT DUPLICATE DEFECMay 26, 2022 · N972AK · Boeing 7379 · Auto Throttle SystemSDR ASAA2022052538452Transceiver · failedHF 2 SHOWS " FAIL" DOES NOT TRANSMIT OR RECEIVE. GROUNDED - YES. REMOVED AND REPLACED HF#2 TRANSCEIVER REF B737-9 AMM 23-11-21. OPS CHECK GOOD. GROUND VERIFICATION TEST SUCCESSFUL.May 25, 2022 · N921AK · Boeing 7379 · HF Communications SystemSDR ASAA2022052438498Modulating Valve · unknownPERFORMED ASA T/C 31-005-00, FOUND SCHEDULED MAINT TASK MSG BLEED FAMV RVDT L ON #1 ENGINE. GROUNDED - YES. ON DEFERRAL.May 24, 2022 · N921AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022052438446Receiver · failedWXR FAIL INDICATED ON BOTH INBOARD DISPLAY UNTIS. GROUNDED - YES. REF B737-9 AMM 34-41-42 REMOVED AND REPLACED WXR RECEIVER, PROCESSOR. OPS CHECK GOOD A/C OK FOR SERVICE.May 24, 2022 · N933AK · Boeing 7379 · Independent Position Determining SystemSDR ASAA2022052338433Valve · faultyUPON LANDING OVERHEAD MAINT LIGHT ILLUMINATED. GROUNDED - YES. FOUND FAULT CODE 36-12021 (ENG-2 FAMV NOT IN COMMAND POSITION). REMOVED AND REPLACED #2 ENG FAMV OPS CHK GOOD MAINT LIGHT EXTINGUISHED REF B737-9 AMM 36-12-03.May 23, 2022 · N924AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022052338426Pneumatic System · fault messageMAINT LIGHT ON OVERHEAD CAME ON AFTER LANDING. GROUNDED - YES. RAN ON BOARD DIAGNOSTICS FOUND MX MSG 36-12021, PERFORMED TEST PER B737-9 AMM TASK 36-00-00730-801, SYSTEM TEST GOOD & PASS.May 23, 2022 · N924AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022052138427Pump · leakingUPON TAXI IN NOTED FUEL LEAK AT #2 ENG GANG DRAIN. GROUNDED - YES. PERFORMED ENG DRAIN & VENT INSP PER B737-9 AMM 71-71-00-200-801-G00. DURING ENG RUN FOUND FUEL PUMP PAD DRAIN HAD STEADY STREAM OF FUEL. OUT OF LIMITS PER AMM. REMOVED AND REPLACED #2 ENGINE MAMay 21, 2022 · N934AK · Boeing 7379 · Engine Fuel DistributionSDR ASAA2022052038409Fmc · intermittentDURING CRUISE, L FMC FAILURE LASTING FOR 30 SECONDS. GROUNDED - YES. NO ACTIVE FAULTS LOGGED ON OMF. ACCOMPLISHED FMC OPERATIONAL TEST REF. B737-9 AMM 34-61-00. OPS CHK GOOD. GROUND VERIFICATION TEST GOOD.May 20, 2022 · N928AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022051938402Datalink · failedAPPROACHING THE EEP APPROXIMATELY 1 HR INTO FLIGHT THE HF + VHF DATA LINK BOTH FAILED. NO COMM MESSAGE REMAINED UNTIL APPROXIMATELY 180NM FROM COAST LINE. GROUNDED - YES. ON DEFERRAL. PERFORMED VHF SYSTEM TEST IAW B737-9 AMM 23-12-00-730-801, CHECKS GOOD. HMay 19, 2022 · N919AK · Boeing 7379 · Communications SystemSDR ASAA2022051538344Fmc · failedWHILE AT CRUISE RIGHT FMC FAILED AND VTK DISPLAYED. NORMAL OPERATION WAS RESTORED WITHOUT PILOT PILOT INTERVENTION BEFORE THE QRH WAS COMPLETED. GROUNDED - YES. FAULT CODES 31-01641 & 31-01642 "NOT ACTIVE" ON OMF FOR FREVIOUS FLT LEG PER ITEM B737-9 IFIM 31-65May 15, 2022 · N931AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022051538325Exciter · failed#1 ENGINE WOULD NOT START. 2 ATTEMPTS. ALL INDICATIONS INDICATED NORMAL EXCEPT NO EGT RISE AFTER START LEVER RAISED TO IDLE. IGNITION SOURCE (RT). GROUNDED - YES. TROUBLESHOT #1 ENGINE R/H IGN SYSTEM REF B737-9 IFIM 74-00-00-810-839. HEARD NO AUDIBLE SOUND FORMay 15, 2022 · N924AK · Boeing 7379 · Ignition Power SupplySDR ASAA2022051438301Window · overheatedLEFT SIDE WINDOW OVERHEAT ON TAXI IN. GROUNDED - YES. ACOMPLISHED WITH B737-9 FIM TASK 30-41-00-810-830. WINDOW HEAT OPERATIONAL TEST NORMAL PER AMM TASK 30-41-00-710-801.May 14, 2022 · N915AK · Boeing 7379 · Windshield/Door Rain/Ice RemovalSDR ASAA2022051338324Heater · failedRH SIDE #2 HEAT INOP. GROUNDED - YES. ON DEFERRAL. RH SIDE #2 HEAT INOP. GROUNDED - YES. ACCOMPLISHED WHCU TEST REF B737-9 AMM 30-41-11. NO FAULTS FOUND. ACCOMPLISHED WINDOW HEAT SYSTEM OP CHK TWICE TO CHECK BOTH WINDOW TEMP SENSORS REF AMM 30-41-00. NO FAUMay 13, 2022 · N913AK · Boeing 7379 · Windshield/Door Rain/Ice RemovalSDR ASAA2022051338306Fmc · warning lightOVERHEAD MAINT LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-61-00-810-818 INITIAL EVALUATION FAULT 34-60191 IS NO LONGER ACTIVE.May 13, 2022 · N935AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022051338305Tat Probe · warning lightOVERHEAD MAINT LIGHT ILLUMINATED WHEN CLEARING RUNWAY. GROUNDED - YES. TAT DISAGREE ON STATUS PAGE, NO FAULTS ON ADIRU BITE & FMC BITE. AFTER TURNING TAT HEAT ON MSG 34-60191 BECAME ERASABLE REF B737-9 IFIM 34-61-00-810-838.May 13, 2022 · N935AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022051338300Anti-Ice System · fault message"L VALVE" LIGHT ILLUMINATES WHEN WING ANTI ICE SWITCH IS ON. GROUNDED - YES. PERFORMED OPS CHK OF WING THERMAL ANTI ICE VALVE ON #1 ENGINE REF B737-9 AMM 30-11-11. OPS CHK GOOD, NO DEFECTS NOTED.May 13, 2022 · N929AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR CALA2022051301234Rivet · damaged#2 BRAKES RIVETS ARE DAMAGE FOUND CLIPS FOR ROTOR DAMAGE. R/R BRAKES PER AMM 32-41-41. OPS CK GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT # 1861418 SN OFF 1482 IPC REFERENCE # 32-41-41-01 BRAKE, MLG, CAR OFF 60-3241-9-0001 4821 ON 60-3241-9-0001 0412May 13, 2022 · N37528 · Boeing 7379 · Brake Anti-Skid SectionSDR CALA2022051301233Shroud · looseEPL SHROUD AT PAX SEAT 35C IS LOOSE. SECURED EPL SHROUD IAW CMM 25-21-65, EPL OPS. CHK''S. GOOD.May 13, 2022 · N27509 · Boeing 7379 · Passenger Compartment EquipmentSDR ASAA2022051238299Circuit Breaker · faultyAFTER LANDING GEN #2 WOULD NOT TRANSFER TO APU GEN PLACED BOTH ENG GEN BACK ON LINE THEN SELECTED GEN #2 TO APU FIRST. BOTH GEN TRASFERED TO APU GEN. GROUNDED - YES. VERIFIED WITH APU & EXT. & ENG. RUN. REPLACED APU C803 BREAKER WITH NEW ONE. ACCOMP. INST. TESMay 12, 2022 · N921AK · Boeing 7379 · AC Generation SystemSDR CALA2022051301222Skin · crackedJET BRIDGE HIT LEFT SIDE OF FUSELAGE APPROX 2 FEET AFT OF L1 DOOR C/W HFEC INSP PER STEPS 6, 7, 8, AND 9. NO DEFECTS NOTED. OK TO MAKE .040 INSURANCE CUT. AVO9722. COMPLIED WITH STEP 1-5 REPAIR INSTRUCTIONS REF AVO9722. NEED PERFORMED INSURANCE CUT REF AVO9722May 12, 2022 · N47505 · Boeing 7379 · Fuselage Main, Plate/SkinSDR ASAA2022051138264Pump · leakingUPON AIRCRAFT ARRIVAL, FOUND POSSIBLE FUEL LEAK COMING FROM #2 ENGINE. GROUNDED - YES. PERFORMED B737-9 AMM TASK 71-71-00 ENGINE VENT AND DRAIN INSPECTION ON #2 ENGINE. FOUND FUEL LEAKING FROM DRAIN MAST FUEL PUMP PAD. LEAK RATE BEYOND SERVICEABLE LIMIT. SUBTAMay 11, 2022 · N931AK · Boeing 7379 · Engine Fuel DistributionSDR ASAA2022051138262Fmc · faultedMOMENTARY LEFT FMC FAIL, VTK CAPTAIN'S ND. RAN QRH, FMC OPS RESTORED AFTER 30 SECONDS, (BEFORE MOVING FMC SOURCE SWITCH). GROUNDED - YES. NO HISTORY- LEFT FMC FUNCTIONS NORMAL REF B737-9 AMM 34-61-0, OK FOR SERVICE.May 11, 2022 · N913AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022051038258Radar · inoperative"WXR FAIL" ON BOTH ND'S INFLIGHT. NO WX TEST AND RADAR INOP. GROUNDED - YES. WXR RADAR OP TEST PASS, NO FAULTS B737-9 AMM 34-41-00-710-801. DUE HISTORY, REPLACED RADAR R/T PRECAUTIONARY, OP TEST PASS AMM 34-41-41.May 10, 2022 · N933AK · Boeing 7379 · Inertial Guidance SystemSDR ASAA2022051038254Actuator · faultyAUTOPILOT B DISENGAGED APPROX 3 HOURS 25 MINUTES INTO THE FLIGHT AT CRUISE ALT. UPON REENGAGEMENT, AIRCRAFT MOMENTARILY ROLLS LEFT THEN AUTOPILOT DISENGAGES. AUTOPILOT A WORKS NORMALLY. GROUNDED - YES. FAULT HISTORY SHOWS A/P DISC TWICE ON LEG 4 AT FL350. MSG May 10, 2022 · N933AK · Boeing 7379 · Autopilot SystemSDR ASAA2022050938246Engine · vibrationNON SYNCHRONOUS VIBRATION ON THE #1 ENGINE GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE.May 9, 2022 · N924AK · Boeing 7379 · Turbine SectionSDR ASAA2022050938233Chip Detector · out of limitsCFM IS REPORTING #2 ENGINE ODMS CHIP COUNT INCREASE OVER CONSECUTIVE FLIGHTS. GROUNDED - YES. PERFORMED TSR STEPS 1-6 ON #2 ENGE FOUND NO DEBRIS IN SCAVENGE SCREENS OR THE ODMS. FOUND DEBRIS ON THE STARTER MAGNETIC CHIP DETECTOR OUT OF LIMTS. REPLACED OIL IN May 9, 2022 · N926AK · Boeing 7379 · Engine CrankingSDR ASAA2022050838231Fmc · failedRIGHT FMC FAILED AT CRUISE LASTED FOR 12-20 SECONDS AND SELF RECOVERED. GROUNDED - YES. REMOVED AND REPLACED RIGHT FMC REF B737-9 AMM 34-61-02/0401 OPS CHECK GOOD FMC SOFTWARE LOAD COMPLETED REF AMM 34-61-00/201.May 8, 2022 · N972AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022050738224Fmc · false indicationFMC P/RST ILLUMINATED WITH VTK DISPLAYED ON CAPT'S SIDE. MENU DISPLAYED ON BOTH FMC'S SCRATCH PADS. LASTED 30 SEC. RETURNED TO NORMAL OPS. GROUNDED - YES. CYCLED POWER TO FMC 1. OPS RESTORED CHECKS OK REF B737-9 FIM TASK 34-61-00-810-918.May 7, 2022 · N935AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022050738223Processor · faultyWX FAIL DISPLAYED ON ND, NO RADAR DATA, RADAR TEST FAIL. GROUNDED - YES. FAULT CODE 343 307 32 WXR FAIL PROCESSOR 1 INTERNAL FAULT. REPLACED #1 WX PROCESSOR REF B737-9 AMM 34-41-42-400-801. OPS TEST NORMAL REF AMM 34-41-00-710-801.May 7, 2022 · N935AK · Boeing 7379 · Independent Position Determining SystemSDR ASAA2022050738222Fmc · false indicationRIGHT FMC FAILED AT CRUISE STARTED WORKING AGAIN AFTER APPROX 2 MINUTES. GROUNDED - YES. ACCOMP FMC OPS TEST IAW B737-9 AMM 34-61-00-710-801 NO DEFECT NOTED. A/C OK TO SERVICE.May 7, 2022 · N972AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022050638245Apu · warning lightAPU FAULT LIGHT ON START. GROUNDED - YES. FOUND FAULT CODES 49-61149 ECU INTERNAL FAILURE AND 49-61002 APU CONTROLLER DURING INTERROGATION OF OMF. REF B737-9 IFIM 49-60-00-810-848. RMVD AND RPLCD ECU . WHILE DOING ECU OPS TEST. FOUND DMM CIRCUIT FAILED. MESSAGMay 6, 2022 · N933AK · Boeing 7379 · APU ControlsSDR ASAA2022050538220Anti-Ice Valve · faultyHAD ANTI-ICE MASTER CAUTION ON TAKE OFF ROLL N1 91.4, 28K ENGINE ANTI-ICE ON. GROUNDED - YES. PERFORMED ENGINE HIGH POWER RUN TAXI PER B737-9 AMM 71-00-00 DURING TAXI COWL VALVE LIGHT ON #1 ENG ILLUMINATED 3 TIMES TO 3 FROM RUN UP PAD DURING HIGH POWER RUN #1 May 5, 2022 · N928AK · Boeing 7379 · Air Intake Anti/De-Ice SystemSDR ASAA2022050538206Annunciator · faulted"ELEC" ANNUCIATOR ILLUMINATED AFTER LANDING. GROUNDED - YES. BITE PROCEDURE ACCOMPLISHED IAW B737-9 AMM 24-31-00 FAULT MSG STAT INV INOP SEEN ON ANNOUNCIATOR PANEL B737-9 FIM TASK 24-31-00-810-811 ACCOMPLISHED FAULT CLEARED. SYSTEM CONSIDERED SERVICEABLE.May 5, 2022 · N935AK · Boeing 7379 · Battery Overheat Warning SystemSDR ASAA2022050438208Fmc · fault message'INFO ONLY' 'FMC DISAGREE' MESSAGE DISPLAYED ON BOTH NAV DISPLAYS AFTER RAMP REMOVED POWER FROM AIRCRAFT. GROUNDED - YES. COMPLETED FMC DISAGREE QRH. PROBLEM RESOLVED AFTER FOLLOWING QRH.May 4, 2022 · N924AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022050238221Frequency Gen · fault messageBOTH HF 2 FREQUENCY INDICATORS DISPLAY FAIL. GROUNDED - YES. VERIIFIED "FAIL" ON BOTH HF #2 WINDOW, REPLACED NEW HF #2 TRANSCEIVER & INSTALLATION TEST PASSED B737-9 AMM 23-11-21/401, BOTH HF#1 & HF#2 FAILED ON SYSTEM TEST AMM 23-11-00-730-801 3F(1)(C)(4)(A) UNMay 2, 2022 · N926AK · Boeing 7379 · HF Communications SystemSDR ASAA2022050238189Circuit Breaker · failedWXR FAIL. GROUNDED - YES. RECEIVED MAINT MSG 34-43100 - PULLED AND RESET C/B D13 ON P6-1 DHL PERFORMED 1 B737-9 FIM TASK 34-41-00-810-836 NO ACTIVE MAINT MSG PERFORMED WEATHER RADAR OPERATIONAL TEST IAW B737-9 AMM 34-41-00-710-801. OPS CHECK GOOD NO FAILURES NMay 2, 2022 · N929AK · Boeing 7379 · Independent Position Determining SystemSDR ASAA2022050138182Dfgs · failedAN HOUR INTO FLIGHT AP "B" DISCONNECTED. REENGAGED HELD FOR 15 MINS THEN FAILED. SWITCHED TO AP "A" WHICH WORKED. AN HOUR LATER TRIED AP "B" AGAIN IMMEDIATELY FAILED. TRIED AGAIN-FAILED. FLEW REST OF FLIGHT ON AP "A". GROUNDED - YES. PERFORMED DIGITAL FLIGHT CMay 1, 2022 · N933AK · Boeing 7379 · Autopilot ComputerSDR ASAA2022042938174Warning Light · false indicationWEATHER RADAR IS INOP. "WX FAIL" DISPLAYED ON BOTH ND'S. GROUNDED - YES. INBOUND FLT DECK EFFECT FAULTS 343 307 32 & 31 RECORDED FOR WX RADAR FAIL CAPT & F/O. ACCOMPLISHED IFIM B737-9 TASK 31-00-00-810-803. OPS CHECK NORMAL. NO CURRENT FAULTS & WX RADAR TEST GApr 29, 2022 · N933AK · Boeing 7379 · Independent Position Determining SystemSDR ASAA2022042938171Warning Light · false indicationPROBE HEAT TEMP PROBE LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. PERFORMED PITOT PROBE, AOA SENSOR, AND TAT PROBE HEATER SYSTEM TEST REF B737-9 AMM 30-31-00. NO DEFECTS NOTED, OPS CHECK GOOD. AIRCRAFT OK FOR SERVICE.Apr 29, 2022 · N928AK · Boeing 7379 · Pitot/Static Anti-Ice SystemSDR CALA2022042701094Mount · crackedFIRST CLASS SOAP DISPENS ER MOUNT BROKEN COVERED WITH CLEAR TAPE, REQUEST DEFERAL APPLIED MEL APPROVED FOUND SOAP DISPENSER BASE BROKEN INTERNALLY. REPLACED SOAP DISPENSER BASE AND SECURED WITH WASHER AND NUT. ADD EMP:U008909Apr 27, 2022 · N37525 · Boeing 7379 · Cabin Equipment/FurnishingsSDR ASAA2022042638131Circuit Breaker · poppedAUTO THROTTLE DC#1 CB POPPED. GROUNDED - YES. PERFORMED C/B RESET REF B737-9 AMM 20-60-01, PERFORMED A/T OPS TEST REF AMM 22-31-00 NO DEFECTS NOTED.Apr 26, 2022 · N926AK · Boeing 7379 · Auto Throttle SystemSDR ASAA2022042538123Computer · faultedAUTOPILOT B FAILED ENROUTE. AUTOPILOT A WORKS NORMAL. GROUNDED - YES. REMOVED & REPLACED FCC-B REF B737-9 AMM 22-11-33-400-801. ACCOMPLISHED DFCS LRU REPLACEMENT TEST FOR DFCS/ AT REF AMM 22-11-33/401. ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST REF AMM 2Apr 25, 2022 · N933AK · Boeing 7379 · Autopilot ComputerSDR ASAA2022042538125Window · faultyLEFT FORWARD WINDOW OVERHEAT LIGHT WILL NOT EXTINGUISH, TRIED TURNING OFF FOR 5 MINUTES AND THEN BACK ON LIGHT COMES ON INSTANTLY WHEN TURNING SWITCH BACK ON. GROUNDED - YES. PLACED WHCU IN OVERRIDE MODE - NO HELP, BOX WAS LOGGING P5-9 FAULT. SWAPPED WHCU - NOApr 25, 2022 · N918AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
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