JASC 7320

Service difficulty reports · 4,392

Reports filed under 7320 · Fuel Controlling 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 = '7320'
  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 ASAA2023050343108Eec · faultyWHILE PERFORMING T.C. #782730000, #2 ENG HAS ECONOMIC FAULT 75-20542, THE LPTACC POSITION SIGNAL IS OUT RANGE, ON 2 LEGS. GROUNDED - YES. REMOVED #2 ENG EEC REF B737-900 AMM 73-21-60. COMPLETED REMOVAL OF J10 HARNESS REF AMM 73-21-06. INSTALLED J10 HARNESS REFMay 3, 2023 · N477AS · Boeing 737990ERSDR ASAA2023050343107Eec · faultyWHILE PERFORMING ASA T.C. #78273000, #2 ENG HAS FAULT 75-20392, THE VSV POSITION SIGNAL IS OUT OF RANGE, ON 2 LEGS IN HISTORY. LONG TIME. GROUNDED - YES. REMOVED #2 ENG EEC REF B737-900 AMM 73-21-60. COMPLETED REMOVAL OF J10 HARNESS REF AMM 73-21-06. INSTALLEDMay 3, 2023 · N477AS · Boeing 737990ERSDR CALA2023050301341Eec · unknownINDICATION OF WATER/ICE WITHI N THE EEC PS3 SENSING SYSTEM. REMOVED AND REPLACED ENGINE #2 EEC IAW AMM G73-21-05.May 3, 2023 · N14019 · Boeing 78710SDR YENA2023005020497Eec · failedFLT#1388, LAX-BOS. (ETOPS) 'ENG 2 FADEC MAINTENANCE MESSAGE LOWER ECAM STATUS ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1)FAULT(S) INDICATED BY ENG (1 AND/OR 2) FADEC ); REMOVED AND REPLACED #2 ENG EEC IAW AMM /EMM 7May 2, 2023 · N2142J · Airbus A321271NSDR ASAA2023050243106Unknown · unknownON TAXI IN #2 EEC ENGINE CONTROL LIGHT ILLUMINATED. GROUNDED - YES. EEC BITE LOGGED FAULT 75-30832 T3 SIGNAL OUT OF RANGE GVI ENG 2 EEC FOUND T3 CONNECTOR AND J10 LOOSE. REMOVED 8 GV1 CONNECTOR- NO DEFECTS NOTED RECONNECTED & TEST OD EEC OKAY REF B737-900 FIM May 2, 2023 · N477AS · Boeing 737990ERSDR ASAA2023050143070Unknown · unknownWHILE PERFORMING ASA T/C 78273000 FOUND LONG TIME FAULT 73-20042 ENGINE #2 INTERNAL EEC FAULT. GROUNDED - YES. ACCOMPLISHED EEC TEST REF B737-800 AMM 73-21-00-700-804-F00. NO FAULTS FOUND IN RECENT OR FAULT HISTORY.May 1, 2023 · N566AS · Boeing 737890SDR ASAA2023050143069Unknown · unknownWHILE PERFORMING ASA T/C 78273000 FOUND SHORT TIME FAULT 73-20012 ON ENGINE #2 INTERNAL EEC FAULT. GROUNDED - YES. ACCOMPLISHED EEC TEST REF B737-800 AMM 73-21-00-700- 804-F00. NO FAULTS IN RECENT OR FAULT HISTORY. RELOADED EEC SOFTWARE REF AMM 73-21-60-470-8May 1, 2023 · N566AS · Boeing 737890SDR ASAA2023050143067Unknown · unknownWHILE PERF ASA TC # 78273000 FOUND #1 ENG MSG # 73-20041 INTERNAL EEC LONG TIME FAULT. GROUNDED - YES. PER B737-800 FIM 73-21 TASK 801 PERFORMED EEC TEST FOR #1 ENG FAULT MSG 73-20041, NO FAULTS FOUND. THIS IS AN INTERMITTENT FAULT.May 1, 2023 · N534AS · Boeing 737890SDR ASAA2023050143066Sensor · out of range"ENGINE CONTROL" LIGHT ON OVERHEAD ILLUMINATED ON ENGINE #2 AFTER LANDING. GROUNDED - YES. REMOVED T3 SENSOR REF B737-900 AMM 73-21-07. INSTALLED ENGINE 2 T3 SENSOR PER AMM 73-21-07-400-801-F00.May 1, 2023 · N477AS · Boeing 737990ERSDR ABXA2023050169Tat Probe · defectiveON CLIMB: RIGHT ENGINE EPR AND N1, EGT FLUCTUATING. ON LEVEL OFF THE FLUCTUATIONS STOPPED AIRCRAFT LANDED AT CVG WITHOUT FURTHER INCIDENCE. MAINTENANCE GROUNDED AIRCRAFT. MAINTENANCE REPLACED RIGHT ENGINE PT2/TT2 PROBE PER B767 AMM 73-21-04. REPLACED PT2/TT2 PApr 26, 2023 · N651GT · Boeing 767231SDR 2023F00120Eec · failedABORTED TAKEOFF DUE TO ENGINE CONTROL LIGHT ON #1. CORRECTIVE ACTION: HAS BEEN REPLACED ENGINE #1 EEC AND T12 PROBE.Apr 25, 2023 · Boeing 7377Q8SDR ASAA2023042243004Unknown · unknownWHILE PERFORMING T/C 78273000 FOUND LONG TIME FAULT 73-20042 ON #2 ENGINE INTERNAL EEC FAULT. GROUNDED - YES. ACCOMPLISHED TASK CARD #7827300 NO CURRENT AND FAULT HISTORY FOR ENG #2. PER B737-800 FIM 73-21 TASK 801 THE FAULT WAS INTERMITENT FAULT. PERFORMED GOApr 22, 2023 · N566AS · Boeing 737890SDR ASAA2023042243003Unknown · unknownWHILE PERFORMING TASK CARD 78273000 FOUND SHORT TIME FAULT 73-20012 ON #2 ENGINE ENGINE INTERNAL EEC FAULT. GROUNDED - YES. ACCOMPLISHED TASK CARD #7827300 NO CURRENT AND FAULT HISTORY FOR ENG #2. PER B737-800 FIM 73-21 TASK 801 THE FAULT WAS INTERMITTENT FAULApr 22, 2023 · N566AS · Boeing 737890SDR DXTA2023041884500Unknown · unknownENG CNTRL FAULT R AMBER CAS: ENG CTRL FAULT R AMBER CAS MESSAGE DISPLAYED AFTER TAKEOFF. FOLLOWED THE CHECKLIST AND MESSAGE REMAINED. LANDED AS SOON AS PRACTICAL. ACCESED AIRCRAFT AND PERFORMED ENG RUNS. CYCLED T/R'S MULTIPLE TIMES IAW CE680A MM 78-30-00. Apr 18, 2023 · N530QS · Cessna 680ASDR ASAA2023041743005Unknown · unknownREF TASK CARD 05-020-01, #1 ENG HAS SCHEDULED MAINTENANCE TASK MESSAGE " ENG 1 EEC C1" WITH ASSOCIATED CORRELATED FAULT 73-43291. " COMPRESSOR DISAGREE PRESSURE (PS3) SENSOR CHANNEL A AND CHANNEL B SIGNALS DO NOT AGREE". GROUNDED - YES. PERFORMED ENG 1 PS3 BLOApr 17, 2023 · N972AK · Boeing 7379SDR ASAA2023041642895Harness · faultyFOLLOWUP TO CHRONIC HISTORY TO #1 EEC LIGHT ILLUMINATING. GROUNDED - YES. R/R ENG #1 J5 HARNESS IAW B737-800 AMM 73-21-06.PERFORMED ENG RUN -EEC BITE CHECK IAW AMM TASK 71-00-00-700-808-F00. CHECK GOOD. PERFORMED ENG 1 ACTUATOR TEST IAW AMM TASK 71-00-00-700-8Apr 16, 2023 · N563AS · Boeing 737890SDR YENA2023042000415Unknown · unknownDURING HEAVY MAINTENANCE: COMPRESSOR VANE 1 + 2 FAULTS AT 3000-7000 ON CLIMB OUT. RETURNED TO FIELD CAUTION RETURNED ON END OF LANDING ROLL OUT; REF STS WO W002911 NR W002911 N0097 PERFORMED LUBRICATION OF LPC BLEED VALVE MECHANISIMAS PER A321 AMM 72-00-00-600Apr 15, 2023 · N950JT · Airbus A321231SDR ASAA2023041442897Harness · faultyCREW REPORTS #1 ENGINE CONTROL AMBER LIGHT ILLUMINATED AFTER ENGINE START. GROUNDED - YES. #1 ENG EEC LOGGED FAULT 75-20431 VBV DEMAND & POSITION SIGNALS DISAGREE. REPLACED J10 HARNESS. EEC BITE SHOWS NO FAULTS. ACTUATORS TEST PASS, RAN ENGINE #1 WITH NO DISCRApr 14, 2023 · N563AS · Boeing 737890SDR ASAA2023040942795Harness · faultyENG #1 EEC ILLUMINATED DURING TAXI OUT, MULTIPLE PREVIOUS WRITE UPS. ( AT LEAST 5). GROUNDED - YES. REMOVED AND REPLACED J6 HARNESS, REF B737-800 AMM 73-21-06-400-801-F00.Apr 9, 2023 · N563AS · Boeing 737890SDR ASAA2023040842774Eec · faultyCFM IS REPORTING A POTENTIAL PROBLEM WITH #1 ENGINE EEC CHANNEL B VIBRATION ANALYSIS HEALTH MODULE(VAHM) WITHIN THE EEC. GROUNDED - YES. STEP1: ENG. 1 "B" EEC P/N 2474M64P06 S/N LPBM0878STEPS 2/3 : "AVM PART NUMBER" SHOWS "NOT LOADED" REF. B737-9 AMM 73-21-05,Apr 8, 2023 · N929AK · Boeing 7379SDR ASAA2023040242739Harness · faultedENG #2 MX MSG 75-10412 HPTACC POSITION SIGNALS DISAGREE. GROUNDED - YES. TROUBLESHOT PER B737-900 FIM TASK 75-21-803 AND 75-21-801 REPLACED J6 HARNESS ON W/O 1951595 NON ROUTINE 00004 NO FAULTS.Apr 2, 2023 · N472AS · Boeing 737990ERSDR ASAA2023040142704Hmu · faultyLEFT ENGINE CONTROL LIGHT ILLUMINATED ON TAXI CHECK THIS HAPPENED AT 58 MINUTES AFTER ENGINE START ENGINE START 2335Z, ENGINE CUTOFF 00592. GROUNDED - YES. REPLACED #1 ENG HMU REF ASA T/C'S N8473000 & N8473001.Apr 1, 2023 · N563AS · Boeing 737890SDR ASAA2023033142708Eec · faulty#1 ENG CONTROL LIGHT ILLUMINATED ON TAXI. GROUNDED - YES. #1 EEC REMOVED AND REPLACED IAW B737-800 AMM TASK 73-21-60-000-801-F00 AND AMM TASK 73-21-60-400-801-F00.. (REF ASA LP 60501568)Mar 31, 2023 · N563AS · Boeing 737890SDR ASAA2023033142703Hmu · faulted#1 ENG VALVE CLOSED VALVE LT REMAINS IN BRIGHT WITH ENG SHUT DOWN. GROUNDED - YES. REMOVED AND INSTALLED #1 ENGINE HMU REF. ASA T/C # N8473000 AND T/C # N8473001. P6-3 ENGINE FUEL ENG 1 HPSOV IND CIRCUIT BREAKER RESET. OPS CHECK AND LEAK CHECK GOOD. EEC BITE Mar 31, 2023 · N481AS · Boeing 737990ERSDR ASAA2023033142700Eec · faulty#1 ENGINE CONTROL LIGHT ON @ TAXI OUT. GROUNDED - YES. REMOVED & REPLACED EEC IAW B737-800 AMM TASK 73-21-60-000-801-F00 AND AMM TASK 73-21-60-400-801-F00.Mar 31, 2023 · N563AS · Boeing 737890SDR ASAA2023032442584Unknown · unknownDURING PREFLIGHT FOUND MAINT LIGHT ILLUMINATED. GROUNDED - YES. FOUND BOTH EEC'S IN TEST MODE ACP B737-9 AMM 73-21-00-800-801-G00 NO FAULTS FOUND.Mar 24, 2023 · N974AK · Boeing 7379SDR ASAA2023032342590Unknown · unknownDURING ASA TC 05-020-01 FOUND SHORT TIME FAULT ENG 2 EEC C1 WITH CORRELATED MSG 73-43984 "ELECTRONIC OVERSPEED THRUST CONTROL MALFUNCTION ACCOMMODATION TEST FAILED (SINGLE CHANNEL)". GROUNDED - YES. ACCOMPLISHED GRD TEST, OMF SHOWS NO ACTIVE OR LATCH FAULTS.Mar 23, 2023 · N973AK · Boeing 7379SDR 2023FA0000160Hmu · failedRIGHT ENGINE START ABORTED DUR TO HOT START 715°C. FLIGHT CANCELLED. CORRECTIVE ACTION: WAS PERFORMED FIM 71-06 FAULT TREE 822 AND WAS REPLACED HMU IAW AMM 73-21-14/401 AND WAS PERFORMED TEST 71-00-00/501 CONFIG 3 TEST 1 AND 3. NORMAL OPERATION.Mar 22, 2023 · Boeing 767328SDR HALA2023031500038Wire Harness · faultyETOPS - DMI 206624 - [ENG 1 FUEL FILTER CLOG] FILTER REPLACED 50FH ( FUEL FILTER CLOG CAUTIONS ON ECAM E/W PW100G ENGINES (ONE MAY BE INOPERATIVE PROVIDED ASSOCIATED FILTER IS CHANGED BEFORE THE NEXT FLIGHT AND THEN EVERY 50 FLIGHT HOURS) ) REMOVED AND REPLACEMar 15, 2023 · N230HA · Airbus A321271NSDR VQMA99LM031223R0Fuel Control · faultyON SUNDAY, MARCH 12TH 2023, CESSNA CITATION 525B (CJ3), REGISTRATION NUMBER N99LM, SERIAL NUMBER 525B-0160 LANDED SAFELY AT DESTINATION IN AUS AFTER #2 ENGINE SHUTDOWN IN FLIGHT. THE FLIGHT CREW MADE THE FOLLOWING ENTRY ON AIRCRAFT MAINTENANCE LOG (AML) FORM SMar 12, 2023 · N99LM · Cessna 525BSDR ASAA2023031142294Unknown · unknownENG #1 FAULT MSG 73-43850 FOUND DURING TC 05-020-01. GROUNDED - YES. NO ACTIVE MESSAGES FOUND, NO CORRELATED FLIGHT DECK EFFECTS. FOLLOWED B737-9 IFIM TASK G73-21-00-810-937, OMF SHOWED NOT ACTIVE FOR MX MSG, IFIM STATES THERE WAS AN INTERMITTENT FAULT.Mar 11, 2023 · N921AK · Boeing 7379SDR ASAA2023030642267Unknown · unknownENGINE 2 EEC C1 FAULT WITH CORRELATED FAULT CODE 73245152 'ELECTRONIC OVERSPEED THRUST CONTROL MALFUNCTION ACCOMODATION TEST FAILED (SINGLE CHANNEL.)'. GROUNDED - YES. PER B737-9 FIM G73-20-00-810-856 NO SCHEDULED MAINT TASKS SHOW/ #2 ENGINE CORRELATED MSG 732Mar 6, 2023 · N973AK · Boeing 7379SDR CALA2023030300599Sensor · faultedDURING FADEC FAULT CODES TASK CARD 18-73-22-1-7905 FADEC 1B SHOWED A FAULT. P2 T2 SENS/HC/EEC1. ON ENGINE 1. ACCOMPLISHED TSM 73-22-00-810-871-A, AND PERFORMED INSPECTION OF THE P2/T2 SENSOR IAW AMM 73-22-11-200-010, AND THE P2/T2 HAS BEEN TESTED IAW AMM 73-22Mar 3, 2023 · N471UA · Airbus A320232SDR ASAA2023022442092Unknown · unknownREF T/C 05-020-01#2 ENG HAS EEC C1 FAULT, WITH CORRELATED MAINTENANCE MESSAGE 73-43983 ELECTRONIC OVERSPEED THRUST CONTROL MALFUNCTION ACCOMMODATION TEST FAILED. GROUNDED - YES. REF B737-9 FIM G73-20-00-810-927, ACCOMPLISHED INITIAL EVALUATION AND TESTS PASS WFeb 24, 2023 · N915AK · Boeing 7379SDR ASAA2023022442091Unknown · unknown#1 ENGINE HUNG START N2 16.3 - 16.4 3 ATTEMPTS @ 3 MIN OF MOTORING. GROUNDED - YES. COMPLIED WITH B737-9 IFIM G71-00-00-810-868. FOUND LATCHED FAULT "ONBOARD MAINTENANCE FUNCTION HAS NO INPUT FROM ENGINE 1 EEC. C/W IFIM TEST G71-00-00-810-836 RESET A FAULT.Feb 24, 2023 · N920AK · Boeing 7379SDR ASAA2023022142029Unknown · unknownREF T/C 05-020-01 INTERROGATE SMT DISPLAY SYSTEM FOR ENG FAULTS, FOUND ENG 2 EEC C1 & ENG 2 EEC C2 FAULTS SET. GROUNDED - YES. FOUND NUMEROUS FAULTS RELATED TO ENG 2 EEC CH-B INTERNAL FAULTS, MSG 77-09004. FAULTS SET 12 LEGS AGO. OTHER FAULT CODES WERE 78-4434Feb 21, 2023 · N952AK · Boeing 7379SDR ASAA2023021842000Sensor · faultyENG 1 EEC C2. FOUND CORRELATED MSG 73-43782 COMPRESSOR INLET TEMPERATURE (T25) SENSOR IS OUT OF RANGE. DETECTED BY ENGINE-1 EEC CHANNEL-B. GROUNDED - YES. REMOVED AND REPLACED T25 SENSOR IAW B737-9 AMM 73-21-63. OPS CHECK GOOD NO DEFECTS NOTED AT THIS TIME. PEFeb 18, 2023 · N291BT · Boeing 7379SDR ASAA2023021841999Sensor · faultyENG 1 EEC C1. FOUND CORRELATED MSG 73-43772 COMPRESSOR INLET TEMPERATURE (T25) SENSOR CHANNEL-A AND CHANNEL-B DO NOT AGREE. DETECTED BY ENGINE-1 EEC CHANNEL-B. GROUNDED - YES. REMOVED AND REPLACED T25 SENSOR IAW B737-9 AMM 73-21-63. OPS CHECK GOOD NO DEFECTS Feb 18, 2023 · N291BT · Boeing 7379SDR ASAA2023021842001Unknown · unknownMAINT LIGHT ON OVERHEAD PANEL. GROUNDED - YES. FOUND STATUS MESSAGES ENG 1 CONTROL & ENG 1 REVERSER. SELECTED EEC ENG 1 MAINTENANCE POWER FROM TEST TO NORMAL. ERASED LATCHED FAULTS. REF B737-9 IFIM G73-20-00-810-857. FAULTS CLEARED & MEAINTENANCE LIGHT EXTINGUFeb 18, 2023 · N291BT · Boeing 7379SDR ASAA2023021642002Eec · faultyNO LIGHT OFF ON #1 ENGINE USING IGN R. GROUNDED - YES. REMOVED & REPLACED #1 ENG EEC, CLOSED 4 C/B, PERFORMED ALL INSTALLATION TESTS PASSED REF B737-900 AMM 73-21-60/401.Feb 16, 2023 · N428AS · Boeing 737990ERSDR ASAA2023021541973Unknown · unknownON TAXI OUT ENGINE CONTROL LIGHT ILLUMINATED #1 ENGINE. GROUNDED - YES. ACCOMPLISHED EEC BITE FOUND FAULT 75-20581 (TBV DEMAND AND POSITION SIGNALS DISAGREE). ACCOMPLISHED ACTUATORS TEST NO CURRENT FAULTS NOTED. ENGINE CONTROL LIGHT EXTINGUISHED. REF B737-800 Feb 15, 2023 · N563AS · Boeing 737890SDR ASAA2023021541972Unknown · unknownAS WE STARTED TO TAXI, #2 ENG SHUTDOWN. GROUNDED - YES. PERFORMED B737-800 FIM 73-06 TASK 807. PERFORMED EEC BITE OF #2 ENGINE. NO FAULT NOTED. RAN #2 ENG AT GATE. NORMAL OPS.Feb 15, 2023 · N594AS · Boeing 737890SDR DXTA2023021580550None · noneR FADEC FAIL AMBER CAS: ON CLIMB OUT 36000 R FADEC FAULT CYAN ILLUMINATED 3 SECONDS LATER R FADEC FAIL ILLUMINATED ACCOMPANIED BY R ENGINE TCCV FAULT CYAN RAN CHECKLIST N1 REVERSION DID NOT OCCUR NOR DID IDLE REDUCE AND NO ENGINE SHUTDOWN INSTRUMENTS REMAINEDFeb 15, 2023 · N120QS · Bombdr BD1001A10SDR ASAA2023021342420Sensor · out of rangeWHILE ACCOMPLISHING ASA T/C 78273000 FOUND LONG TIME FAULT ON #2 ENGINE. "T3 SIGNAL IS OUT OF RANGE" MESSAGE # 75-10832. GROUNDED - YES. REPLACED THE T3 SENSOR REF B737-900 FIM 75-33 TSK 802 AND B737-900 AMM 73-21-07.Feb 13, 2023 · N477AS · Boeing 737990ERSDR ASAA2023020941912Fadec · faultedAFTER LANDING REVERSER LIMITED, ENGINE CONTROL, AND "MAINT" LIGHTS CAME ON AT OVERHEAD PANEL. GROUNDED - YES. DURING TROUBLESHOOTING PER B737-9 IFIM 73-21-00-810-847 FOR MESSAGE 73-42701, EXISTING FAILURE MESSAGES 73-42362 (FUEL METERING SHUTOFF VALVE FAILED OFeb 9, 2023 · N958AK · Boeing 7379SDR ASAA2023020641865Unknown · unknownWHILE ACCOMPLISHING ASA T/C 05-020-01 FOUND MAINTENANCE MESSAGE 73-43855 NO. 2 ENG INLET T12 TEMP SENSOR DISAGREE. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM TASK G73-20-00-810-830. FOUND FAULT TO BE INTERMITTENT.Feb 6, 2023 · N943AK · Boeing 7379SDR SWAA2023020698832Valve · faulty#2 ENG COMP STALL<[01] SEE FOUND FAULTS TTG8Q00HMT8Y TTG8Q00HMT1Q TTG8Q00FTQP7 TTG8Q00CYJR7 TTG8Q00HMYNQ TTG8Q00HN801 FOR CORRECTIVE ACTIONS ALSO PERFORMED FIM TASK 71-05 TASK 805 AND AMM 71-00-00-210-801-F00Feb 3, 2023 · N295WN · Boeing 7377H4SDR ASAA2023020141840Eec · faultyPER T/C 78273000 MSG # 79-21092 #2 ENG THE ENGINE OIL PRESSURE SIGNAL (PEO) IS OUT OF RANGE SHORT TIME FAULT. GROUNDED - YES. PERFORMED WIRE CHECKS TO ENGINE OIL PRESSURE TRANSMITTER FROM DP0808 PINS A, -A, B, B-AND C- PER B737-800 WDM 79-32-11 PAGE 101. NO DEFeb 1, 2023 · N516AS · Boeing 737890SDR ASAA2023020141839Eec · faultyMSG # 78-21542 #2 ENG EACH REVERSER SLEEVE HAS ONE POSITION SIGNAL OUT OF RANGE(SHORT TIME FAULT). GROUNDED - YES. PERFORMED WIRE CHECKS TO LVDT FROM DP0404 PINS AA,GG,E- AND,F- PER B737-800 WDM 78-35-21 PAGE 101. NO DEFECTS NOTED AND DOES NOT SHORT TO GROUND.Feb 1, 2023 · N516AS · Boeing 737890SDR ASAA2023020141837Eec · faultyMSG # 75-20362 (ECONOMIC FAULT) #2 ENGTHE HPTACC POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. PERFORMED WIRE CHECKS TO HPTACC PRESSURE TRANSDUCER FROM DP1010 PINS Y & F PER B737-800 WDM 75-31-21 PAGE 102. NO DEFECTS NOTED AND DOES NOT SHORT TO GROUND. DUE Feb 1, 2023 · N516AS · Boeing 737890
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