N428AS

Service difficulty reports · 250

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 = 'N428AS' 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 ASAA2021111336583Cooler · leakingFOUND OIL LEAKING FROM #1 ENGINE IDG AIR/OIL COOLER. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE IDG AIR/OIL COOLER IAW B737-900 AMM 24-11-21-00-801/400-801. PERFORMED LEAK CHECK OF #1 ENGINE IDG AIR/OIL COOLER PER AMM 24-11-21. NO LEAKES NOTED.Nov 13, 2021 · N428AS · Boeing 737990ER · Alternator-Generator DriveSDR ASAA2021110836562Wire Harness · faultedTHE FAULT LIGHT ILLUMINATES AND ENGINE 2 FIRE HANDLE DOES NOT ILLUMINATE DURING OVHT INOP FIRE TEST. ( LOOP B FAULT ). GROUNDED - YES. REMOVED & REPLACED MW0326 HARNESS. OPS CK GOOD. REF B737-900 AMM 26-11-02.Nov 8, 2021 · N428AS · Boeing 737990ER · Fire Protection System WiringSDR ASAA2021103136476Control Panel · inoperativeVERTICAL SPEED INOP AUTOPILOT A. GROUNDED - YES. REMOVED AND INSTALLED SERVICEABLE AUTO PILOT MCP, SYS OPS CHECK GOOD IAW B737-900 AMM 22-11-34-000-801, 22-11-34-400-801 AND 22-11-34-740-801, SEE LOG PAGE 60289052 FOR MEL 22-99D SYSTEM IS CURRENTLY ON.Oct 31, 2021 · N428AS · Boeing 737990ER · Autopilot SystemSDR ASAA2021102836668Charger · inoperativeR2 DOOR EMERGENCY LIGHTS BATTERY PACK CHARGER ASSY (M2816) WILL NOT CHARGE BATTERY PACK. GROUNDED - YES. REMOVED AND REPLACED R2 EMERGENCY LIGHT BATTERY CHARGER ASSY AND OPS CHECKS GOOD IAW B737-900 AMM 33-51-06-960-806.Oct 28, 2021 · N428AS · Boeing 737990ER · Emergency LightingSDR ASAA2021101636397Intercostal · corrodedINTERCOSTAL AT STA 747-767 CORRODED LOWER SURFACE AT NUTPLATES JUST BELOW STR 26 R/H. GROUNDED - YES. BLENDED CORROSION ON INTERCOSTAL REMAING MAT FOUND OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1A-2 REMOVED AND REPLACED INTERCOSTAL IAW B737-900 SRM 51-40-02-0Oct 16, 2021 · N428AS · Boeing 737990ER · Fuselage Main, StructureSDR ASAA2021100736432Cargo Track · corrodedAFT PIT R/H CARGO TRACK AT RBL 13 CORRODED AT STA 767+6. GROUNDED - YES. REPAIRED AFT PIT RH CARO TRACK AT RBL13 STA 767+6 IAW ASA EA# 900ER-55EA-23945 THIS IS A CATEGORY A REPAIR WITH NO FURTHER INSPECTION REQUIREMENTS W=.750 O=.125 R=0.00 L=1.20 D=.125.Oct 7, 2021 · N428AS · Boeing 737990ER · Fuselage Main, StructureSDR ASAA2021100736418None · corrodedAFT PIT R/H TRANSITION HAS MULTIPLE AREAS OF CORROSION BETWEEN STA 727I TO STA 767. GROUNDED - YES. REMOVED CORROSION FOUND TO BE OUT OF LIMITS AIW B737-900 SRM 53-70-53-1A-2 REPAIRED TRANSITION IAW B737-900 SRM 53-00-53-2R-5W=1.20 O=.040 R=.018 L=12.25 D=.022Oct 7, 2021 · N428AS · Boeing 737990ER · Fuselage Main, StructureSDR ASAA2021100736411None · corrodedAFT PIT L/H TRANSITION PANEL HAS MULTIPLE AREAS OF CORROSION BETWEEN STA 727J+12 ST STA 787. GROUNDED - YES. REMOVED CORROSION FOUND TO BE OUT OF LIMITS IAW B737-900 SRM 53-70-53-1A-2 REPAIRED AFT PIT L/H TRANSITION PANEL FROM STA 727J+12 TO STA 787 IAW B737-9Oct 7, 2021 · N428AS · Boeing 737990ER · Fuselage Main, StructureSDR ASAA2021100736410Web · corrodedAFT PIT DOOR SURROUND SILL WEB CORRODED BETWEEN STA 787+10 TO STA 847. GROUNDED - YES. BLENDED CORROSION ON AFT PIT DOOR SILL WEB FOUND TO BE OUT OF LIMITS IAW B737-900 SRM 53-60-15-1A-1 REMOVED AND REPLACED SILL WEB IAW B737-900 SRM 51-40-02-0G-0W=2.00 O=.050Oct 7, 2021 · N428AS · Boeing 737990ER · Fuselage Main, StructureSDR ASAA2021072435499Fmc · failedDURING CRUISE IN STRAIGHT AND LEVEL FLIGHT F/O PR GOT VTK AND DUAL FMC FAIL, DROPPED OUT OF LNAV/VNAV AFTER ABOLUT 45 SECONDS BOTH FMC RETURNED BUT ALL DATA WAS BLANK. GROUNDED - YES. FMC BITE SHOWS FMC-L RESYNC MSG ON PREVIOUS FLT LEG. ACCOMPLISHED B737-800 FJul 24, 2021 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2021071635423Fire Loop · no test#2 ENG FIRE TEST INOP A&B. GROUNDED - YES. ON DEFERRAL.Jul 16, 2021 · N428AS · Boeing 737990ER · Fire DetectionSDR ASAA2021062835196Clamp · leakingL/WING BODY OVERHEAT LIGHT IS ILLUMINATED. GROUNDED - YES. FOUND HOT AIR LEAK AT AFT CLAMP ON L/H TCV. WING BODY OVERHEAT DETECTOR SHOWS CODE 24 LEFT A/C PACK BAY ALARM REF B737-900 FIM 26-18 TASK 201. REMOVED AND REPLACED L/H TCV AFT CLAMP REF B737-900 AMM 21Jun 28, 2021 · N428AS · Boeing 737990ER · Airfoil Anti/De-ice SystemSDR ASAA2021062635182Hf Comm · false indicationHF1 SHOWS FAIL IN WINDOW GROUNDED - YES. RESET TUNING PANEL OPS CHECK NORMAL REF B737-900 AMM 23-12-41-800-802.Jun 26, 2021 · N428AS · Boeing 737990ER · HF Communications SystemSDR ASAA2021062218342Actuator · faultedWHILE PERFORMING T/C 78273000 FOUND ENG 2 LONG TIME FAULT 75-10392 THE VSV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. FOUND VSV ACTUATOR CHANNEL A FAILED VERIFIED OPEN CIRCUIT THROUGH T517 PLUG ACTUATOR PINS 2 AND 3. REF B737-900 FIM 75-31 TASK 803 ITEJun 18, 2021 · N428AS · Boeing 737990ER · Engine Fuel and ControlSDR ASAA2021061535106Fmc · failedFO - SIDE FMC FROZEN, WILL NOT RESPOND TO KEYPAD INPUTS. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 34-61 TASK 836. RESET 2 C/B. FO FMC RESET. OPS CHECK GOOD.Jun 15, 2021 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2021052634928Wire Harness · chafed#2 ENGINE, MW0311 HARNESS HAS CHAFE DAMAGE. GROUNDED - YES. DAMAGE HAS EXTENDED THROUGH PORTIONS OF METAL BRAID. REMOVED AND REPLACED #2 ENG MW0311 HARNESS. PERFORMED INSTALLATION TESTS REF B737-900 AMM 73-21-06-400-802-F00. ALL TESTS PASS. ETOPS SIGNIFICANT SMay 26, 2021 · N428AS · Boeing 737990ER · Engine Fuel System WiringSDR ASAA2021052634924Wire Harness · chafed#1 ENGINE J10 HARNESS CHAFE DAMAGE. GROUNDED - YES. DAMAGE HAS EXTENDED THROUGH PORTIONS OF METAL BRAID. REMOVED AND REPLACED #1 ENG J10 HARNESS IAW B737-900 AMM 73-21-06. PERFORMED INSTALLATION TESTS FOR #1 ENGINE J10 HARNESS REF AMM 73-21-06-400-802-F00. ALLMay 26, 2021 · N428AS · Boeing 737990ER · Engine Fuel System WiringSDR ASAA2021052334870Fmc · failedDURING CLIMB OUT THE LEFT FMC FAILED FOR APPROXIMATELY 3 MINS. DUAL FMC OPS WERE RESTORED. GROUNDED - YES. UPON ARRIVAL TO A/C OBSERVED NML FMC OPS, ACCOMPLISHED FMC BITE BOTH FMC SENSORS OK. RIGHT FMC FAULTED LAST LEG, OPS NML REF BITE B737-900 FIM 34-61 TASKMay 23, 2021 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2021031834308Sensor · defectiveRIGHT SIDE WINDOW OVERHEAT ILLUMINATED. PERFORMED QRH AND WINDOW OVERHEAT EXTINGUISHED. GROUNDED - YES. REMOVED AND REPLACED R2 WINDOW ASSY PER B737-900 AMM 56-12-11/401. MOVED TAPS FROM 15 TO 16 (2 TO 1) ON TB5014 REF B737-900 WDM 30-41-11 PG3. WINDOW HEAT OPMar 18, 2021 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2021031534300Warning Light · false activationR2 WINDOW HEAT OVERHEAT LIGHT CAME ON ABOUT 1.5 HRS INTO FLIGHT. RAN AND TURN OFF HEAT FOR 5 MINUTES AND TURN BACK ON. LIGHT REMAINED OFF FOR THE DURATION 4 HOURS FLIGHT WINDOW WAS ON SHADE SIDE OF AIRCRAFT. GROUNDED - YES. PERFORMED BITE TEST ON R2 WINDOW HEAMar 15, 2021 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2021031334286Warning Message · false activationAT CRUISE R2 WINDOW OVERHEAT LIGHT ILLUMINATED. FOLLOWED QRH PROCEDURE AFTER 5 MIN, TURNED SWITCH BACK ON AND OPS NORMAL. GROUNDED - YES. ACCOMP WINDOW HEAT TEST OVRHT/PWR TEST, TEST PASS REF B737-900 AMM 30-41-00-860-002.Mar 13, 2021 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2021022534193Warning Message · unknownRIGHT SIDE WINDOW HEAT ILLUMINATED IN FLIGHT FL 380 EXTINGUISHED AFTER 5 MIN. GROUNDED - YES. NO DEFECT NOTED A/C OK FOR SVC.Feb 25, 2021 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2021022234212Fault Message · false activationREF T/C 78273000, ENG 2 LONG TIME FAULT 73-10192 INTERNAL EEC FAULT FLT LEG 0&1,. GROUNDED - YES. ACCOMPLISHED T/C 78273000 ON W/O 1860318. VERIFIED NO MAINTENANCE MSG 73-10192 #2 ENGINE. NO LONGER PRESENT IN RECENT FAULTS OR FAULT HISTORY. PERFORMED INITIAL EFeb 22, 2021 · N428AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2021011233866Sensor · faultedLEFT FWD WINDOW HEAT OVERHEAT ILLUMINATED. GROUNDED-YES. PERFORMED BITE TEST OF WHCU, REF B737-900 FIM 30-41 TASK 801. FOUND LT FWD WINDOW SENSOR FAULT. ACTIVATED OVERRIDE MODE ON WHCU. OVERHEAT LIGHT IS OUT AND OPERATES NORMAL, REF FIM 30-41 TASK 812 ANDJan 12, 2021 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2020122633754Warning Light · false activationON CLIMB THRU FL280 R2 WINDOW OVERHEAT ILLUMINATED. RAN CHECKLIST LIGHT EXTINGUISHED AND REMAINED OFF REMAINDER OF THE FLIGHT. GROUNDED-YES. CHECK HISTORY AND BITE CHECK ON WINDOW HEAT CONTROLLER UNIT, IAW B737-900 FIM 30-41 TASK 801, NO FAULTS NOTED. OK FDec 26, 2020 · N428AS · Boeing 737990ER · Central WarningSDR ASAA2020122333765Spacer · debondedWHILE ACCOMPLISHING T/C 78472010 ON NR 2 ENGINE, FOUND 9 FAN BLADE SPACERS WITH DISBONDED ELASTOMERS. GROUNDED-YES. REMOVED AND REPLACED 9 FAN BLADE SPACERS ON NR 2 ENGINE, REF T/C 78472010.Dec 23, 2020 · N428AS · Boeing 737990ER · Turbine Engine Air Inlet SectionSDR ASAA2020121233683Window · bindingF/O'S SIDE WINDOW DIFFICULT TO CLOSE. GROUNDED-YES. LOWER FWD ROLLER BOLT LOOSE-SECURED BOLT TIGHTENED SET SCREW OPERATIONS CHECKS GOOD, REF B737-900 AMM 56-12-11 R2 WINDOW. OPERATIONS CHECKS GOOD.Dec 12, 2020 · N428AS · Boeing 737990ER · Flight Compartment WindowsSDR ASAA2020112433595Wire Harness · faultedFOLLOW UP TO REPETITIVE REPORTS OF NR 2 ENGINE POPPED BLEED AIR REGULATOR CIRCUIT BREAKER. GROUNDED-YES. REMOVED AND REPLACED MW0311 HARNESS, REF B737-900 AMM 73-21-06-400-802-F00. OPERATIONS NORMAL, REF AMM 73-21-06-400-802-F00.Nov 24, 2020 · N428AS · Boeing 737990ER · Turbine Engine System WiringSDR ASAA2020112433593Circuit Breaker · trippedFOUND WX RADAR CB POPPED. GROUNDED-YES. RESET WX RADAR CB OPERATIONS CHECK NORMAL.Nov 24, 2020 · N428AS · Boeing 737990ER · Weather Radar SystemSDR ASAA2020111833570Regulator · faultedDUCT PRESSURE SPLIT AT CRUISE L38 R9 C/B P6-4 B7 WAS OUT. GROUNDED-YES. DUE TO HISTORY REPLACED NR 2 ENGINE BLEED AIR REGULATOR, REF B737-900 AMM 36-11-03-400-801. RESET C/B P6-47. PERFORMED IDLE RUN RT PSI 10 WITH 1 PACK RT PSI 40. ACCOMPLISHED ENGINE BLNov 18, 2020 · N428AS · Boeing 737990ER · Compressor Bleed ValveSDR ASAA2020111333555Fmc · failedDURING APPROACH ON ARC INTERCEPT WAS EXECUTED ON FMC LEGS PAGE. FOLLOWING EXECUTION A DUAL VTK WAS DISPLAYED AND BOTH MCDUS REVERTED TO THE MENU PAGE WITH NO VISIBLE FMC PROMPTS. THE APPROACH WAS CONTINUED IN VISUAL CONDITIONS AND BOTH FMCS RETURNED TO OPERANov 13, 2020 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2020110433494Regulator · failedDUCT PRESSURE INFLIGHT READ: LEFT 38 PSI, RIGHT 12 PSI AT CLIMB AND CRUISE CRUISED AT FL350, N1 85%. STAYED AT 12 PSI (RIGHT) AT IDLE POWER. LEFT PSI DROPPED TO 12 AT IDLE. RIGHT REMAINED AT 12 PSI THROUGH APPROACH AND LANDING. GROUNDED-YES. REMOVED AND RNov 4, 2020 · N428AS · Boeing 737990ER · Engine Bleed Air SystemSDR ASAA2020100333272Fmc · failedLEFT FMC FAILED DURING CRUISE FLIGHT. LEFT FMC RECOVERED BY ITSELF AFTER ABOUT 1 MINUTE WITH NO PILOT INPUT. GROUNDED-YES. ACCOMPLISHED B737-900 FIM 34-61 TASK 836 NO FAULTS DISPLAYED SYSTEM. OPERATIONS CHECK NORMAL.Oct 3, 2020 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2020091173161Shim · wornNR 1 ENGINE TREND DATA STILL SHOWS A RISE IN LOW PRESSURE ROTOR VIBRATION LEVELS WITH EXCESSIVE FAN SCATTER. GROUNDED - YES. ACCOMPLISHED TSR STEPS 1-5. REPLACED 24 SHIMS DUE TO WORN MOLYKOTE COATING & WEAR DOWN TO PARENT METAL. REPLACED ALL AXIAL STOP PINSep 7, 2020 · N428AS · Boeing 737990ER · Turbine Engine Air Inlet SectionSDR ASAA2020090843142Anti-Ice Valve · failedRIGHT COWL ANTI-ICE LIGHT (AMBER) ON. GROUNDED - YES. RAN NR 2 ENG AND OPS CHK CTAI, COWL ANTI-ICE (AMBER) LIGHT DID NOT GO OUT. R & R NR 2 COWL ANTI-ICE VALVE, REF B737-900 AMM 30-21-11. ACCOMPLISHED BONDING CHECK OF COWL TAI RT, REF AMM 30-21-11 STEP (5)Sep 4, 2020 · N428AS · Boeing 737990ER · Engine Anti-Icing SystemSDR ASAA2020081423020Sliding Window · overheatedLEVEL AT INITIAL CRUISE "L SIDE" OVERHEAT ILLUMINATED. RAN QRH. LIGHT STAYED ON. TURNED SWITCHED OFF PER QRH. GROUNDED - YES. WINDOW H16 VERIFIED TO BE ON #1 TAP PER B737-900 WIRING DIAGRAM MANUAL 30-41-12. CHECKED RESISTANCE AND VERIFIED IT AT 59 OHMS. REMOVEAug 12, 2020 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2020072632930Power Supply · faultedAIRCRAFT LEFT OVERHEAD EMERGENCY LIGHTS STAYED ILLUMINATED FOR THE DURATION OF FLIGHT. GROUNDED - YES. ENTIRE A/C EMERGENCY LIGHTING NOT ILLUMINATED WHEN EMERGENCY LIGHT SWITCH SELECTED TO ON POSITION. FOR REFERENCE CHARGE TIME FRAME. REPLACED LH FWD ENTRY DOOJul 26, 2020 · N428AS · Boeing 737990ER · Emergency LightingSDR ASAA2020062132838Fault Message · false indicationFOUND NR 1 ENGINE WITH A SHORT TIME FAULT MESSAGE 75-10451. THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. PERFORMED TC 78273000 FOR NR 1 ENG FAULT MESSAGE 75-10451. FOUND NO CURRENT FAULTS. FOUND NO FAULTS IN FAULT HISTORY.Jun 21, 2020 · N428AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2020062232819Generator · failedAPU FAULT LIGHT ILLUMINATED DURING ATTEMPTED START. GROUNDED - YES. REF FIM 49-40 TASK 803 R/R APU GENERATOR. OP/LEAK CHK GOOD.Jun 20, 2020 · N428AS · Boeing 737990ER · AC Generator-AlternatorSDR ASAA2020062232818Fmc · malfunctionedLEFT FMC FAILED MID-FLIGHT (CRUISE). SELF - CORRECTED. OPS NORMAL THEREAFTER. GROUNDED - YES. ACCOMPLISHED FIM 34-61 TASK 837. FMC TO CDU-L AND FMC TO CDU-R INTERMITTENT FAULTS. OPS CHECK GOOD. GROUND VERIFICATION GOOD.Jun 19, 2020 · N428AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2020061982812Warning Light · false activationLEFT WINDOW OVERHEAT CAUTION LIGHT, TURNED OFF FOR 3 MIN. GROUNDED - YES. LT WINDOW OVERHEAT CAUTION LIGHT EXTINGUISHED.Jun 18, 2020 · N428AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2020052632751Valve · crackedFOUND NR 2 ENG HPTACC VALVE CRACKED AT VALVE BODY. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENG HPTACC VALVE IAW AMM 75-21-01. OPS CHECK, LEAK CHECK GOOD. GROUND VERIFICATION TEST SUCCESSFUL.May 25, 2020 · N428AS · Boeing 737990ER · Engine Cooling SystemSDR ASAA2020052632750Actuator · faultyDURING COMPLETION OF T/C 782073000 FOUND SHORT TERM MESSAGE 73-30452 THE VBV POSITION SIGNALS DISAGREE, ON LEGS 2, 3, AND 9, NR 2 ENG S/N 862900. GROUNDED - YES. REMOVED AND REPLACED RT VBV ON ENG 2 IN IAW AMM 75-32-02-00-802-F00 OPS AND LEAK CK GOOD.May 23, 2020 · N428AS · Boeing 737990ER · Compressor Bleed ValveSDR ASAA2020051932730Control Panel · inoperativeF.O SIDE F/D ON-OFF SWITCH MA LIGHT ON MCP INOP. GROUNDED - YES. REMOVED AND REPLACED MODE CONTROL PANEL REF B737-900 AMM 22-11-34/401. OPS CHECK GOOD.May 17, 2020 · N428AS · Boeing 737990ER · Autopilot SystemSDR ASAA2020050132693Actuator · faultyFOUND SHORT TIME FAULT ON #1 ENG. MSG #75-30451 THE VBV POSITION SIGNALS DISAGREE. DEFERRED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED LEFT VBV ACTUATOR ON #1 ENGINE. IAW B737-900 AMM 75-32-02-400-801-F00. IDLE POWER LEAK CHECK, TASK 71-00-00-700-8Apr 29, 2020 · N428AS · Boeing 737990ER · Compressor Bleed ValveSDR ASAA2020042132657Warning System · false activationDURING ENGINE FAULT CHECK ON FMC CDU ON T/C 78273000, FOUND SHORT TIME FAULT 75-20452 VBV POSITION SIGNALS DISAGREE ON #2 ENGINE. GROUNDED - YES. ON DEFERRAL.Apr 17, 2020 · N428AS · Boeing 737990ER · Compressor Bleed ControlSDR ASAA2020042132656Warning System · false activationDURING ENGINE FAULT CHECK ON FMC CDU ON T/C 78273000, FOUND SHORT TIME FAULT 75-30451 VBV POSITION SIGNAL DISAGREE ON #1 ENGINE. GROUNDED - YES. ON DEFERRAL.Apr 17, 2020 · N428AS · Boeing 737990ER · Compressor Bleed ControlSDR ASAA2020040332600Warning System · false activationWHILE PERFORMING TASKCARD 78273000 FOUND MSG #2 ENG NBR 75-30452 VBV POSITION SIGNAL DISAGREE. REQUIRES PLT DEFERRAL PER TASK CARD 78273000 OR DEFECT CORRECTED. GROUNDED - YES. PERFORMED B737-900 FIM 75-32 TASK 803 FOR FAULT CODE 75-30452 VBV POSITION SIGNALS Mar 30, 2020 · N428AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2020040332599Warning System · false activationWHILE PERFORMING TASK CARD 78273000 FOUND #1 ENGINE MSG NBR 75-10451 THE VBV POSITION SIGNALS DISAGREE. REQUIRES PLT DEFERRAL PER TASK CARD 73273000 OR CORRECT DEFECT. GROUNDED - YES. PERFORMED B737-900 FIM TASK 75-32 TASK 803. NO CURRENT FAULTS LOGGED. PER FIMar 30, 2020 · N428AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2020031632435Insert · defectiveREF T/C 78472010. #1 ENG FRONT SPINNER CONE HAS A BAD INSERT. GROUNDED - YES. REMOVED & REPLACED SPINNER CONE. REF T/C 78472010, FAN BLADE LUBRICATION.Mar 13, 2020 · N428AS · Boeing 737990ER · Turbine Engine Air Inlet Section
Back to N428AS