N457AS

Service difficulty reports · 308

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 = 'N457AS' 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.

SDR ASAA2019090230608Valve · leaking#2 ENG HAS A LEAK COMING OUT OF THE DRAINS. GROUNDED - YES. FOUND #2 ENG HPTACC VALVE DRAIN LEAKING ONE DROP EVERY 4 SECONDS. REMOVED #2 ENG HPTACC REF AMM 75-21-01-000-801-F00. INSTALL #2 ENGINE HPTACC VALVE REF AMM 75-21-01-400-801-F00. STEPS 3. A-G (4) (A);Sep 2, 2019 · N457AS · Boeing 737990ER · Engine Cooling SystemSDR ASAA2019080973340Sensor · out of adjustWHILE ACCOMPLISHING TASK CARD 78222000, FOUND SPOILER NR 4 POSITION SENSOR OUT OF ADJUSTMENT. GROUNDED - YES. ADJUSTED SPOILER #4 POSITION SENSOR PER B737-900 AMM 22-11-27-820-801. ALL TESTING NORMAL, AND REACCOMPLISHED TASK CARD 78222000.Aug 7, 2019 · N457AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019071730239Cargo Track · crackedAFT PIT CARGO TRACK CRACK AT RADIUS AT STA 727I. GROUNDED - YES. CUT OUT DAMAGED SECTION ON REPAIRED CARGO TRACK IAW SRM 53-00-53-2R-3.Jul 17, 2019 · N457AS · Boeing 737990ER · Fuselage, Seat/Cargo Attach FittingsSDR ASAA2019080230274Angle · crackedR/H ECS BAY AFT BULKHEAD STA. 633 UPPER ANGLE IS CRACKED AT I/B END RBL 12. GROUNDED - YES. REPAIRED IAW ALASKA AIRLINES EA 900ER-57EA-21892 REV 00.Jul 11, 2019 · N457AS · Boeing 737990ER · Fuselage Main, BulkheadSDR ASAA20190802969Angle · crackedL/H ECS BAY AFT BULKHEAD STA. 633 UPPER ANGLE IS CRACKED AT I/B END LBL 12. GROUNDED - YES. REPAIRED IAW ALASKA AIRLINES EA 900ER-57EA-21892 REV 00.Jul 11, 2019 · N457AS · Boeing 737990ER · Fuselage Main, BulkheadSDR ASAA2019070729963Autothrottle Sys · unknownAUTO-THROTTLE WILL NOT STAY ENGAGED IN FLIGHT. GROUNDED - YES. PERFORMED A/T SYSTEM AND OPERATIONAL TEST, BOTH CHECKED GOOD IAW AMM 22-31-00-710-801, 22-31-00-710-802.Jul 7, 2019 · N457AS · Boeing 737990ER · Auto Throttle SystemSDR ASAA2019070229913Bolt · backed outCAPTAIN SLIDING WINDOW HARD TO CLOSE. GROUNDED - YES. REMOVED THE LT OPENABLE WINDOW PER AMM 56-12-11-000-801. FOUND AFT LOWER ROLLER BOLT BACKING OFF. REINSTALLED LOWER AFT AND FWD ROLLER BOLTS WITH LOCTITE ON SET SCREWS PER AMM 56-12-11-820-801. NO ADJUSTMENJul 2, 2019 · N457AS · Boeing 737990ER · Flight Compartment WindowsSDR ASAA2019062729882Start Valve · failedSTART VALVE DID NOT OPEN STARTING ENGINE #2 START SEQUENCE ABORTED. GROUNDED - YES. REPLACED START VALVE ON #2 ENG, REF AMM 80-11-03. MPM- ALT DEACTIVATE PROCEED REVERSED. GROUND VERIFICATION TEST OF ETOPS SIG SYSTEM SUCCESSFUL REF : POWER PLANT TEST-- TASK 71Jun 27, 2019 · N457AS · Boeing 737990ER · Engine Start Valves/ControlsSDR ASAA2019062759824Warning Light · false activationON RECALL LEFT PACK LIGHT ILLUMINATES WITH ASSOCIATED MASTER CAUTION. EXTINGUISHED ON RESET. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE CHECK REF AMM 21-60-00-700-806 NO FAULTS FOUND. GROUND VERIFICATION CHECKS NORMAL.Jun 25, 2019 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2019061079630Warning Light · false activationRIGHT PACK LIGHT ON RECALL. EXTINGUISHES WITH MASTER CAUTION RECALL. GROUNDED - YES. RAN OPS TEST OF R PACK, FOUND SRDA EXIT FAULT ILLUM. RAN BIT TEST / OPS TEST AND FAULT CLEARED.Jun 7, 2019 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2019051029295Modulating Valve · failedCONT CAB ZONE TEMP LIGHT SINGLE CONTROLLER FAIL LIGHT RESETS WITH MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED ZONE TRIM AIR MODULATION VALVE PER AMM 21-61-21/401. ACCOMPLISHED PACK/ZONE TEMPERATURE CONTROLLER BITE PER AMM 21-61-00-700-740-801-00May 10, 2019 · N457AS · Boeing 737990ER · Cabin Temperature Control SystemSDR ASAA2019041538972Warning Light · false activation"ELEC" LIGHT ILLUMINATED AFTER PUSHBACK. ACCOMPLISHED CHECKLIST. GROUNDED - YES. RESET SPCU IAW B737-900 FIM 24-34 TASK 802. PERFORMED BITE CHECK IAW FIM 24-31 TASK 801. ELEC LIGHT EXTINGUISHED. ALL FAULTS CLEARED.Apr 13, 2019 · N457AS · Boeing 737990ER · Central WarningSDR ASAA201904018828Exciter · faultedAFTER LANDING, APU FAILED TO START, FAULT LIGHT ILLMUMINATED. GROUNDED - YES. PERFORMED APU BITE AND GOT FAULT CODE 49-41011. REF B737-900 FIM 49-40 TASK 802 REMOVED & REPLACED IGNITION UNIT REF B737-900 AMM 49-41-31. OPS CHECK GOOD REF AMM 49-11-00 W/ NO FAULMar 30, 2019 · N457AS · Boeing 737990ER · APU Start/Ignition SystemSDR ASAA2019040188826Radar · unsecureWX FAIL ON APPROACH. GROUNDED - YES. FOUND WXR RT LOOSE IN RACK RESECURED RT REF B737-800 AMM 34-43-41-400-801 & OPS CK OK REF AMM 34-43-00-710-802-001.Mar 28, 2019 · N457AS · Boeing 737990ER · Weather Radar SystemSDR ASAA2019030928549Computer · intermittentAUTOPILOT B WILL NOT ENGAGE IN FLIGHT. GROUNDED - YES. DFCS FAULT REVIEW SHOWS NUMEROUS FAULT MSG #22-11340 (CH-B R SNSR EXC INV) & MSG #22-11338 (CH-B P SNSR EXC INV). ACCOMPLISHED FIM 22-16 TASK 829 & FIM 22-16 TASK 828. GVI FCC -B INTLK CB'S & CHECKED POWERMar 9, 2019 · N457AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019022518310Satcom · lockedSATCOM LOCK-UP. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER ASA 737NG QRH PROCEDURE. SAT PROMPT RETURNED.Feb 21, 2019 · N457AS · Boeing 737990ER · Communications SystemSDR ASAA201902228278Computer · inoperativeFCC B INOP. GROUNDED - YES. REMOVED AND REPLACED FCC B REF B737-900 AMM 22-11-33-400-801. 15 EA C/BS OPENED AND CLOSED. ACCOMPLISHED DFCS LRU REPLACEMENT TEST FOR FCC OPR#35 REF AMM 22-11-33/401, ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST,GRP #49, REF AMMFeb 21, 2019 · N457AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019011527797Warning System · false activationON TAXI OUT AND SELECTING MASTER RECALL THE COCKPIT ZONE TEMP ILLUMINATES. GROUNDED - YES. NR 2 ZONE TEMP CONTROLLER LOGGED "TRIM VALVE" FLT DECK FAIL. PERFORMED ZONE TEMP CONTROLLER BITE TEST REF AMM TASK 21-61-00-700-806-002. RESET FAULT OP'S CHECKED NORMAL.Jan 15, 2019 · N457AS · Boeing 737990ER · Cabin Temperature Control SystemSDR ASAA2019011527782Wire Harness · chafedDIAGNOSTICS REPORTS NR 1 ENGINE TREND DATA SHOWS A SHIFT IN EGT HOT DAY MARGIN ALL OTHER PARAMETERS NORMAL. EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. ACCOMPLISHED FMC CDU FAULTS TASK CARD 78273000 FOR ANY EGT SYSTEM FAULTS, NO FAULTS LOGGED IN RECENT Jan 15, 2019 · N457AS · Boeing 737990ER · Engine Indicating System WiringSDR ASAA2018120827264Warning System · false activationFO`S ND DISPLAYED VTK 6 TIMES AFTER LANDING. GROUNDED - YES. UNABLE TO DUP/VERIFY DISCREP. AFTER A/C POWER-UP. REF AMM 34-61-00-860-801, NUISANCE ERROR FAULT. BOTH FMC'S OPERATIONAL TEST GOOD REF AMM 34-61-00.Dec 8, 2018 · N457AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2018121047210Control Valve · failedON RECALL LEFT PACK LIGHT ILLUMINATES. EXTINGUISHED WHEN MASTER CAUTION PRESSED. GROUNDED - YES. REMOVED AND REPLACED #1 TCV. REF B737-900 AMM 21-51-10. OPS CHECK GOOD.Dec 4, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018111976888Sensor · failedFWD RIGHT WINDOW HEAT LT ILLUMINATED. RESET WOULD NOT CLEAR. GROUNDED - YES. PER B737-900 FIM 30-41 TASK 801/812 FWD RH WHCU BIT SHOWS SENSOR FAULT. CHANGED SENSOR SWITCH POSITION. BIT FAULTS SENSOR AGAIN. CHECKED SENSOR PINS AT WHCU, BOTH POSITIONS OF SENSORSNov 17, 2018 · N457AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2018111976879Warning Light · false activationAFTER ENGINE START LEFT PACK LIGHT ILLUMINATED. PERFORMED QRH PROCEDURE AND LIGHT EXTINGUISHED ON MASTER CAUTION RESET. GROUNDED - YES. CHECKED #1 PACK/ZONE TEMP CTRLR SHOWS "TCV THIS PACK" FAULT. RESET. FAULT DID NOT RETURN. OPS/BITE CHECK SAME GOOD. REF B737Nov 17, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018111646862Apu · unknownAPU FAILED TO START TWICE WITH FAULT MESSAGE 49-41249 (START CONVERTER UNIT SHOWS LOW BATTERY POWER). GROUNDED - YES. PERFORMED B737-900 FIM 49-60 TASK 801 AND 822. APU STARTED NORMAL. GROUND VERIFICATION IS GOOD. NO CURRENT FAULT NOTED.Nov 14, 2018 · N457AS · Boeing 737990ER · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2018110926822Warning System · false activationON START APU START FAULT MESSAGE 49-41249. GROUNDED - YES. PERFORMED FIM 49-60 TASK 801 AND TASK 822 NO CURRENT STATUS. GROUND VERIFICATION COMPLETE. AIRCRAFT GOOD FOR SERVICE.Nov 9, 2018 · N457AS · Boeing 737990ER · APU Start/Ignition SystemSDR ASAA2018101626533Guide Arm · bindingUPON OPENING L1 DOOR F/A REPORTS THE DOOR (L1) WAS DIFFICULT TO OPEN AND FELT AS IF BINDING. GROUNDED - YES. FOUND L1 DOOR INSIDE HANDLE BINDING ON OPENING AND CLOSING OPS CHECKS. AUDIBLE BINDING CLICKING CREAKING NOISE COMING FROM UPPER HINGE LINK AREA. REMOVOct 16, 2018 · N457AS · Boeing 737990ER · Passenger/Crew DoorsSDR ASAA2018100326345Modulating Valve · failedDURING DESCENT CHECK, LEFT PACK LIGHT ILLUMINATED DURING RECALL. RESETS WHEN MASTER CAUTION RESET PUSHED. GROUNDED - YES. REMOVED AND REPLACED NR 1 TCV REF AMM 21-51-10. OPS CHK GOOD.Oct 3, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018082745918Actuator · faultedRAM DOOR FULL OPEN LIGHT ILLUMINATED DURING CRUISE. ACFT GROUNDED. PERFORMED FIM 21-51, TASK 803. CONFIRMED FAULT. NR 2 ZONE TEMP CONTROLLER SHOWS EXIT FAULT LIGHT. REMOVED AND REPLACED RAM AIR EXHAUST ACTUATOR IAW AMM 21-51-27. PERFORMED A BITE TEST IAWAug 24, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018082735919Satcom · lockedSATCOM LOCKED UP. ACFT GROUNDED. RAN THE RESET PROCEDURE IAW QRH. SATCOM RESTORED NORMAL.Aug 23, 2018 · N457AS · Boeing 737990ER · Communications SystemSDR ASAA2018082425901Flight Dir · unknownCAPTAIN`S FD FLAG, FLIGHT DIRECTOR INOPERATIVE. ACFT GROUNDED. CONFIRMED. OPENED, THEN RESET FCC A CIRCUIT BREAKER D2 ON P18-1. FD FLAG REMOVED. IAW FIM 22-11 TASK 801. LAST LEG 10 EA FAULTS RELATED TO FCC A. LRU RPLC TEST FOR FCC A GOOD, IAW AMM 22-11-33. LAug 22, 2018 · N457AS · Boeing 737990ER · Autopilot SystemSDR ASAA2018072525533Control Panel · failedCAPT'S TFR SWITCH APPEARS TO BE CONTROLLING BOTH CA & FO TILTS ON WX RADAR. GROUNDED - YES. REPLACED WXR CONTROL PNL, OPS NML REF AMM 34-43-91-400-801.Jul 25, 2018 · N457AS · Boeing 737990ER · Weather Radar SystemSDR ASAA2018040424141Actuator · faultedL PACK ILLUMINATES ON RECALL - EXTINGUISHES WITH M/C RESET. ACFT GROUNDED. DUE TO HISTORY ON PREVIOUS FAULT. REMOVED AND REPLACED L PACK EXIT ACTUATOR ASSY IAW AMM 21-51-27. OPS CHECKED GOOD. PERFORMED PACK TEMP CONTROL BITE PROCEDURE IAW FIM 21-62 TASK 801Apr 4, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018032824056Warning Light · false activationLEFT PACK LIGHT ILLUMINATED ON RECALL. PERFORMED A BITE CHECK ON BOTH PACK, ZONE TEMP CONTROLLERS IAW AMM 21-61-00-700-806-002, NR 1 CONTROLLER SHOWS EXIT LATCHED, RESET FAULTS, BITE CHECKED. NO FAULT NOTED. PERFORMED FIM 21-62 TASK 853, CHECKED GOOD TO E (3Mar 28, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018031723929Ram Air Door · malfunctionedDURING CRUISE, THE RIGHT RAM DOOR FULL OPEN ILLUMINATED. THE FLIGHT ATTENDANTS CALLED TWICE TO INFORM THE CREW THAT THE CABIN TEMPERATURE WAS WARM. R OTATING THE AFT CABIN TEMPERATURE CONTROL TO FULL COLD GAVE AN AFT CABIN SUPPLY DUCT INDICATION OF 14C AND AMar 17, 2018 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2018021623602Fmc · faultedAFTER LANDING, CAPTAINS FMC INTERMITTENTLY INOPERATIVE. RECEIVED A VTK MESSAGE ON THE NAV DISPLAY AND BLANK CDU, BUT NO MAP FLAG SHOWING ON CAPT NAV DISPLAY. VTK FLAG CYCLED ON AND OFF AT ABOUT 20 SECONDS INTERVALS WITH NO FMC FUNCTIONS AVAILABLE FOR 20 SEC ATFeb 16, 2018 · N457AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2018013023353Lru · malfunctionedFMC PROMPT INTERMITTENT LEFT AND RIGHT FMCS VTK FLAG DISPLAYED. GROUNDED - YES. ACCOMPLISHED LEFT FMC COMPUTER SYSTEM BITE PROCEDURE REF B737-900 FIM 34-61 TASK 801. NO FAULTS WERE LOGGED. PERFORMED FMC OPERATIONAL TEST B737-900 AMM TASK 34-61-00-710-801. SYS Jan 30, 2018 · N457AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2018012323269Shutoff Valve · malfunctionedDUCT PRESSURE HIGH DURING CLIMB OUT, ACFT GROUNDED. ACCOMPLISHED TASK CARD NG-36WC-00001 NO FAULTS OR LEAKS NOTED. IAW FIM 36-10 TASK 803, REPLACED THE PRSOV IAW AMM 36-11-04, ACCOMPLISHED CROSSOVER CHECK IAW AMM 36-11-00-710-801, OPS CHECKED GOOD.Jan 23, 2018 · N457AS · Boeing 737990ER · Pneumatic Distribution SystemSDR ASAA2018011423169Pump · leakingON ENGINE START RAMP REPORTED FUEL RUNNING OUT OF THE BOTTOM OF NR 2 ENGINE, A FIRE BALL OUT THE BACK AND FUEL BEING INGESTED IN TO THE INTAKE WITH EVIDENCE OF RESIDUAL FUEL ON THE BOTTOM PORTION OF THE INLET. PILOTS REPORTED NORMAL ENGINE INDICATIONS. GROUNDEJan 14, 2018 · N457AS · Boeing 737990ER · Engine Fuel PumpSDR ASAA2017122222981Control Valve · failedDURING DESCENT CHECKLIST, CONTROL CAB ZONE TEMP LIGHT ILLUMINATED DURING RECALL. CANCELS DURING MASTER CAUTION RESET. ACFT GROUNDED. CONFIRMED FAULT, NR 2 PACK/ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002 SHOWS (V143), FLIGHT DECK TCV FAILED. REMOVDec 22, 2017 · N457AS · Boeing 737990ER · Cabin Temperature Control SystemSDR ASAA2017120622802Connector · looseEMERGENCY LIGHT AT 14 DEF OUT (AISLE E-LIGHT) GROUNDED - YES. FOUND CONNECTOR D15220/D14816 LOOSE. SECURED CONNECTOR AND OPS CHECK GOOD.Dec 6, 2017 · N457AS · Boeing 737990ER · Light System WiringSDR ASAA2017110322418Controller · malfunctionedAFTER ENGINE START, DURING MASTER CAUTION RECALL, BOTH PACK LIGHTS ILLUMINATED. BOTH EXTINGUISHED WITH MC RESET. COMPLIED WITH QRH, BOTH PACK LIGHTS REMAINED ILLUMINATED. ACFT GROUNDED. CONFIRMED BOTH PACK LIGHTS ON WITH MASTER RECALL. FOUND BOTH ZONE TENov 3, 2017 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2017101022158Lens · brokenEMERGENCY EXIT SIGN AT THE NR 4 GALLEY ADJACENT TO THE L2 DOOR HAS A BROKEN LENS. ACFT GROUNDED. REMOVED AND REPLACED THE LENS AND PERFORMED TEST OF LIGHT ASSEMBLY IAW AMM 33-51-01-960-801. OPS NORMAL.Oct 10, 2017 · N457AS · Boeing 737990ER · Emergency LightingSDR ASAA2017091921979Controller · malfunctionedAFTER ENGINE START CHECKLIST- ON RECALL- ALL 3 CABIN ZONE TEMP LIGHTS ILLUMINATED. GROUNDED - YES. RESET NR 1 AND NR 2 ZONE TEMP CONTROLLERS, REF AMM 21-61-20. NO FAULTS NOTED.Sep 19, 2017 · N457AS · Boeing 737990ER · Cabin Temperature ControllerSDR ASAA2017090821900Floorbeam · corrodedON REMOVAL OF FWD CARGO FLOOR PANELS, FOUND THE FLOORBEAM ANGLE, BS 500L STRINGERS 26L-26R CORRODED. ACFT GROUNDED. REMOVED AND REPLACED IAW SRM 51-40-02, AND DWG 143A9481, REV A.Sep 8, 2017 · N457AS · Boeing 737990ER · Fuselage Main, Floor BeamSDR ASAA2017090621925Angle · crackedNR 2 PYLON AFT FAIRING AFT SUPPORT I/B SIDE SUPPORT ANGLE CRACKED UNDER PANEL 444BR. ACFT GROUNDED. REMOVED AND REPLACED ANGLE IAW SRM 51-40-02 AND DWG 313A2400, REV C.Sep 6, 2017 · N457AS · Boeing 737990ER · Nacelle/Pylon Miscellaneous StructureSDR ASAA2017082321711Charger · inoperativeAFTER PUSHBACK UPON MASTER RECALL, OVERHEAD ELEC AMBER LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED BITE TEST OF STANDBY POWER, IAW FIM 24-31 TASK 801. FAULT BATTERY CHARGER 1 INOPERATIVE. FAULT RESET, INTERMITTENT FAULT. GROUND VERIFICATION COMPLETE.Aug 23, 2017 · N457AS · Boeing 737990ER · Battery/Charger SystemSDR ASAA2017081821667Warning Message · false activationDURING CLIMB, LEFT DUCT PRESSURE INDICATES 15 PSI, RIGHT DUCT PRESSURE 46 PSI, DUCT PRESSURE MATCHED WITH THRUST LEVERS AT IDLE DURING DESCENT. ACFT GROUNDED. AIR TURNBACK - PERFORMED. DUCT PRESSURE LOW, ENGINE BLEED SOURCE IAW FIM 36-10 TASK 804, H CHEAug 18, 2017 · N457AS · Boeing 737990ER · Pneumatic Distribution SystemSDR ASAA2017081121607Tie Rod · failedRIGHT PACK ILLUMINATED CLIMBING OUT OF 26000, COMPLIED WITH QRH - PACK LIGHT EXTINGUISED WITH TRIP RESET SWITCH BUT REILLUMINATED 2 MIN LATER, STAYED ILLUMINATED THE ENTIRE FLIGHT. ACFT GROUNDED. PERFORMED FIM 21-53 TASK 802, NO FAULTS NOTED. REPLACED THE Aug 11, 2017 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2017081121606Warning Light · false activationPACK MESSAGE ON RIGHT SIDE ON MASTER RECALL DISSAPEARED ON RECALL. ACFT GROUNDED. AFTER WORK WAS ACCOMPLISHED, RAN RT PACK HOT & COLD IAW AMM 21-00-00. RT PACK LIGHT DID NOT ILLUMINATE ON RECALL. PZTC BITE SHOWS NO FAULTS.Aug 11, 2017 · N457AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2017081121605Warning Light · false activationRT RAM DOOR FULL OPEN LIGHT ON OVERHEAD PANEL. STAYS ON CONTINUOUSLY. ACFT GROUNDED. PERFORMED PACK OPERATION AND COULD NOT DUPLICATE PACK LIGHT.Aug 11, 2017 · N457AS · Boeing 737990ER · Cabin Cooling System
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