N535AS

Service difficulty reports · 387

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 = 'N535AS' 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 ASAA2022082939708Pressure Switch · faulty#1 ENGINE FUEL FILTER BY-PASS LIGHT CAME ON DURING CRUISE. NO OTHER ASSOCIATED INDICATIONS NOTED. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH PER B737-800 AMM 73-34-01.Aug 29, 2022 · N535AS · Boeing 737890 · Engine Fuel Indicating SystemSDR ASAA2022081139494Fmc · out of dateEXPIRED NAV DATABASE. GROUNDED - YES. PERFORMED FMC SOFTWARE DATA LOAD. IAW B737-800 AMM 34-61-00-470-805.Aug 11, 2022 · N535AS · Boeing 737890 · Flight Management Computing Software SystemSDR ASAA2022080739452Display · intermittentRIGHT MCDU R5 KEY WORKS INTERMITTENTLY. GROUNDED - YES. REMOVED & REPLACED RIGHT MCDU B737-800 AMM 34-61-01.Aug 7, 2022 · N535AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2022072239170Autopilot Sys · warning lightON DESCENT SPEED TRIM LT ILLUMINATED IT RESET W/MASTER CAUTION RESET. GROUNDED - YES. RESET SPEED TRIM LIGHT OPS CKS GOOD IAW B737-800 B737-800 AMM 22-11-00-740-806.Jul 22, 2022 · N535AS · Boeing 737890 · Speed-Attitude Correction SystemSDR ASAA2022071839105Battery Pack · inoperativeRIGHT HAND SIDE OVERWING DOOR EMEERGENCY LIGHTS NOT LIGHTING UP. GROUNDED - YES. REMOVED, REPLACED, AND OPS CHECKED GOOD EMERGENCY LIGHT BATTERY PACK AT LOCATION M1695 IAW B737-800 AMM 33-51-06-960-805 AND 33-51-00-710-801.Jul 18, 2022 · N535AS · Boeing 737890 · Emergency LightingSDR ASAA2022062939074Rib · crackedL/H HORIZONTAL STAB RIB AT STA 92.7 HAS 2 CRACKS. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED RIB AT 2EA LOCATIONS IAW B737-800 SRM 55-10-09-2R-4 & 55-10-09-2R-5.Jun 29, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062738947Angle · corrodedAFT CARGO COMPARTMENT FWD DOOR SHIELD SUPPORT ANGLE FS 767-787 RBL 20 CORRODED. GROUNDED - YES. REMOVED CORR, DETERMINED OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED & REPLACED ANGLE IAW B737-800 SRM 51-40-02-0G-0 W = 1 O = .050 R = .010 L =1 D = .040.Jun 27, 2022 · N535AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2022062738884Baffle · corrodedAFT CARGO COMPARTMENT BAFFEL FS 747-767 RBL 20 CORRODED. GROUNDED - YES. UPON FURTHER INVESTIGATION FOUND CORROSION THRU BAFFEL (100% LOSS) FOUND TO BE OUT OF LIMIT IAW B737-800 SRM 53-00-53-1A-2, REMOVED AND REPLACED BAFFEL IAW B737-800 SRM 51-40-02-0G-0 PARAJun 27, 2022 · N535AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2022062339064Floorbeam · corrodedAFT WET AREA FLOORBEAM STA 947 NEXT TO RH O/B LAV MOUNT HAS ORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REPAIR OF FLOOR BOARD TO BE ACCOMPLISH IN CONJUNCTION WITH DAMAGE AT LH SIDE OF BEAM ON MIG 5 OK313487 W/O 1020399-2000-0126W=2 O=.180 R=.138Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2022062339063Floor Support · corrodedAFT WET AREA FLOOR SUPPORT FWD OF STA 927 AT LBL 28 AROUND LAV MOUNT HAS CORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED FLOOR SUPPORT INTERCOSTAL AIW B737-800 SRM 51-40-02-0G-0W=2 O=.150 R=.130 L=3 D=.020.Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2022062339061Intercostal · corrodedAFT WET AREA OF STA 947 FLOOR SUPPORT AT LBL 28 HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT OF LIMITS LOCATED AND DRILLED NEW INTERCOSTAL IAW B737-800 SRM 51-40-05-0G-0 TO BE INSTALLED ON MIG 5 OK313487 W/O 1020399-2000-0126W=2 O=.080 R=.062 Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2022062339060Floorbeam · corrodedAFT WET AREA FLOORBEAM STA 947 O/B LBL 54 HAS CORROSION. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS CUT AND REMOVED WHOLE LENGHT OF T-CAP AND REPAIRED BEAM IAW B737-800 SRM 53-70-51-2R-5W=2 O=.180 R=.140 L=8 D=.040.Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2022062339038Channel · corrodedAFT WET AREA LH MOP SILL HAS CORR BETWEEN STA 986 AND STA 967+3. GROUNDED - YES. DAMAGE FOUND TO BE OUT OF LIMITS REMOVED & REPLACED MOPSILL IAW B737-800 SRM 51-40-02-0G-0 W = 1 O = .080 R = .068 L = 6 D = .012.Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2022062338948Floorbeam · corrodedAFT WET AREA FLOORBEAM STA 986 HAS SPOTS OF CORROSION GROUNDED - YES. REMOVED CORR, FOUND TO BE OUT OF LIMITS CUT OUT DAMAGED SECTION IF FLOORBEAM & REPAIRED IAW B737-800 SRM 53-00-51-2R-1 W = 1 O = .150 R = .129 L = 1 D = .021.Jun 23, 2022 · N535AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2022062239104Skin · crackedL/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 129 33 INCHEES FROM REAR SPAR A-154-031. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11 THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AJun 22, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062239103Skin · crackedR/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 138 26 INCHES FROM REAR SPAR A-154-032. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-1. THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES ANJun 22, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062239102Skin · crackedL/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 101 12 INCHES FROM T/E A-154-030. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11 THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND 9,00Jun 22, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062239099Rib · crackedR/H STAB RIB AT STA 92.7 HAS A CRACK. GROUNDED - YES. CUT OUT DAMAGE AND REPARIED RIB IAW B737-800 SRM 55-10-09-2R-4 AND 55-10-09-2R-5.Jun 22, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062239075Rib · crackedL/H HORIZONTAL STAB RIB AT STA 129.50 HAS 2 CRACKS. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED RIB AT 3EA LOCATIONS IAW B737-800 SRM 55-10-09-2R-4 & 55-10-09-2R-5.Jun 22, 2022 · N535AS · Boeing 737890 · Horizontal Stabilizer StructureSDR ASAA2022062238965Transition Panel · corrodedAFT CARGO L/H TRANSITION PANEL HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION AND CHECKED LIMITS FOUND TRANSITION PANEL OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 REPAIRED TRANSITION PANEL IAW B737-800 SRM 53-00-53-2R-5W=1.0 O=.040 R=.032 L=5.0 D=Jun 22, 2022 · N535AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2022062238950Transition Panel · corrodedAFT CARGO RH TRANSITION PNL HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORR & CK LIMITS FOUND TRANSITION PNL OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2 REPAIRED RH TRANSITION PNL IAW B737-800 SRM 53-2R-5 W = 1.0 O = .040 R = .032 L = 10.0 D = .008.Jun 22, 2022 · N535AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2022062238949Shield · corrodedAFT CARGO FWD OF CARGO DOOR LWR SHIELD HAS CORR. GROUNDED - YES. REMOVED CORR & DETERMINED OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED & REPLACED SHEILD IAW B737-800 SRM 51-40-02-0G-0.Jun 22, 2022 · N535AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2022060438585Harness · looseREF ASA T/C 78273000, ENGINE 1 SHORT TIME FAULT 73-10341. THE FMV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. FOUND HARNESS CONNECTOR J5 LOOSELY CONNECTED TO EEC. ACCOMPLISHED WIRE RESISTANCE AND MEGGER CHECKS REF B737-800 FIM 75-34 TASK 807 STEPS F(3)(A)Jun 4, 2022 · N535AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2022052938472Hf Comm · warning lightHF1 FAIL ILLUMINATED IN ACTIVE & STANDBY RTP. GROUNDED - YES. PERFORMED FIM BITE CHECK PER B737-800 FIM 23-11. OPS CHECK OK. GROUNDS VERIFICATION CHECK OPS NORMAL.May 29, 2022 · N535AS · Boeing 737890 · HF Communications SystemSDR ASAA2022051538338Indicator · intermittentCENTER TANK INDICATION BLANK AT REFUELING PANEL. GROUNDED - YES. VERIFIED - CYCLED 4 EA F/Q C/B'S. REFUEL PANEL CENTER F/Q INDICATION RETURNED TO NML. NO HISTORY LAST 90 DAYS. OPS NML REF. B737-800 AMM 28-41-00 OPERATIONAL TEST.May 15, 2022 · N535AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2022051138330Valve · leakingFUEL DRIPPING FROM THE #2 ENGINE. GROUNDED - YES. REF B737-800 AMM 71-71-00-200-801-F00 PERORMED ENG VENT DRAINM INSP FOR #2 ENG. IDENTIFIED A FUEL LEAK FROM HPTACC AT 3 DROPS PER MINUTE. REMOVED AND REPLACED HPTACC VALVE ON #2 ENG IAW AMM 75-21-01. LEAK CHECKMay 11, 2022 · N535AS · Boeing 737890 · Engine Cooling SystemSDR ASAA2022042638134Satcom · faultedNO SAT COMM GROUNDED - YES. QRH RESET PROCEDURE RUN, SAT COMM RESTORED.Apr 26, 2022 · N535AS · Boeing 737890 · HF Communications SystemSDR ASAA2022042238104Circuit Breaker · poppedCAPT PITOT HEAT LIGHT ILLUMINATED ALONG WITH MASTER CAUTION, RAN QRH AND FOUND CAPT PITOT HEAT CIRCUIT BREAKER POPPED. GROUNDED - YES. REPLACED CAPT'S PITOT PROBE REF B737-800 AMM 31-11-01 LEFT PITOT LEAK TEST PASS REF AMM 34-11-730-801 PROBE HEAT OPS NORMAL.Apr 22, 2022 · N535AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2022041638045Unknown · unknownSATCOM LOCKUP GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH, SAT NORMAL.Apr 16, 2022 · N535AS · Boeing 737 · HF Communications SystemSDR ASAA2022041638036Unknown · noneHF2 SHOWS "FAIL" IN COMM HEAD. GROUNDED - YES. 2ND WRITE UP IN TWO DAYS. SYSTEM HAS BEEN RESET BUT AS PRECAUTIONARY REMOVED AND REPLACED HF #2 TRANSCEIVER IAW B737-800 AMM 23-11-21-000-810 AND AMM 23-11-21-400-801. ETOPS GROUND VERIFICATION GOOD IAW AMM 23-11-Apr 16, 2022 · N535AS · Boeing 737 · HF Communications SystemSDR ASAA2022041438042Unknown · unknownDISPLAY FOR HF 2 "FAIL". WHEN FREQ IS SWAPPED, FAIL IS NO LONGER DISPLAYED. RADIO APPEARS TO FUNCTION NORMALLY. GROUNDED - YES. RESET SYSTEM BY CYCLING AIRCRAFT POWER, HF #2 "FAIL" ANNUNCIATION NO LONGER PRESENT. ETOPS GROUND VERIFICATION TEST GOOD IAW B737-80Apr 14, 2022 · N535AS · Boeing 737 · HF Communications SystemSDR ASAA2022041037953Keyboard · faultyF/O MCDU KEYPAD LSK R5 & 6 ARE WHITE. GROUNDED - YES. F/O MCDU KEYPAD REMOVED AND REPLACED OPS CHECK GOOD REF B737-800 AMM 34-61-01. NO FLIGHT STATUS AFFECTED.Apr 10, 2022 · N535AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2022022137527Anti-Ice Valve · inoperativeAFTER ENGINE START LEFT ENGINE ANTI ICE SWITCH TURNED ON AND COWL VALVE OPEN ANNUNCIATOR ILLUMINATED BRIGHT BLUE BUT DID NOT TURN DIM. CYCLED SWITCH ONCE AND THE SAME SCENARIO OCCURRED AGAIN. GROUNDED - YES. REMOVED AND REPLACED ENGINE 1 COWL TAI VALVE IAW B73Feb 21, 2022 · N535AS · Boeing 737890 · Air Intake Anti/De-Ice SystemSDR ASAA2022012137235Compensator · failedREF TSR711470 L/H FUEL QTY INOP. GROUNDED - YES. REPLACED PROBES TU2 & TU4. REPLACED PROBES TU6, TU7, AND TU8. REMOVED AND REPLACED COMP PROBE IN #1 MAIN FUEL TANK. ALL PROBES REPLACED REF B737-800 AMM 28-41-21. ALL PROBES NOW WITHIN ACCEPTABLE TOLERANCES. #1 Jan 21, 2022 · N535AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2022011037112Compensator · out of limits#2 FQIS FAILS SYSTEM TEST. THE FOLLOWING PROBES ARE OUT OF ACCEPTABLE CAPACITANCE VALUES PER AMM TASK 28-41-21-710-801: COMP., TU4, TU5, TU6, TU7, AND TU8. GROUNDED - YES. REMOVED AND REPLACED COMP PROBE, TU4 AND TU6 PROBES REF B737-800 AMM 28-41-21/401. REPLAJan 10, 2022 · N535AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2022011037125Motor · inoperativeFWD PUMP MAIN TANK #2 LOW PRESSURE LIGHT WITH PUMP IN ON POSITION. GROUNDED - YES. REMOVED THE #2 TANK FWD MOTOR IMPELLER IAW B737-800 AMM 28-22-41/401 01. LEAK AND OPS CHECK GOODJan 10, 2022 · N535AS · Boeing 737890 · Aircraft Fuel Distribution SystemSDR ASAA2021120336843Control Unit · faulty#1 ENGINE SHORT TIME FAULT. MSG 73-10341. THE FMV POSITION SIGNAL IS OUT OF RANGE. DEFERRED PER T/C 78273000. GROUNDED - YES. C/W B737-800 FIM 73-25 TASK 803 UP TO STEP F6A NO DEFECTS & RESISTANCE GOOD. REPLACED #1 ENG EEC REF B737-800 AMM 73-21-60-400-801-F00Dec 3, 2021 · N535AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2021100836223Idg · leakingREF TSR 711216. #1 IDG FAULTED LEAK CHECK WITH #1 ENGINE IDLE RUN FOR 10 MINUTES FOUND IDG DRAIN LINE LEAKING ABOUT 39 DROPS PER MINUTE. REF AMM 71-71-00. GROUNDED - YES. REMOVED AND REPLACED #1 IDG PER B737-800 AMM 24-11-11. OPS TEST AND LEAK TEST NORMAL. GROct 8, 2021 · N535AS · Boeing 737890 · Alternator-Generator DriveSDR ASAA2021083035835Anti-Ice Valve · inoperativeLEFT COWL ANTI-ICE VALVE DOES NOT OPEN, LIGHT REMAINS BRIGHT BLUE WITH LEFT ENGINE ANTI-ICE SWITCH ON. GROUNDED - YES. REMOVED AND REPLACED ENG 1 TAI COWL VALVE REF AMM 30-21-11-400-801. OPS CHECK GOOD.Aug 30, 2021 · N535AS · Boeing 737890 · Engine Anti-Icing SystemSDR ASAA2021081635722Eec · inoperativeWHILE INTERROGATING FMC FOR ENGINE FAULTS FOUND CODE 73-11281 EEC CHANEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE #1 ENGINE CHANEL B EEC DATA NOT AVAILABLE. GROUNDED - YES. CW FIM 73-27 TASK 805 FOUND AIRCRAFT POWER TO EEC CHANEL A & B TO BE RELIABLE. REMOAug 16, 2021 · N535AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2021070195204Fmc · failedAT FLIGHT LEVEL 350 RIGHT FMC FAILED FOR ABOUT 30 SECONDS WITH VTK DISPLAYED ON COPILOT MAP AND AUTOPILOT WENT INTO CWS MODE WITH LOSS OF LNAV AFTER 30 SECOND RIGHT FMC CAME BACK ONLINE WITH NO FAULTS AND OPERATED NORMALLY. GROUNDED - YES. RAN B737-800 FIM 34-Jun 29, 2021 · N535AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021052134875Heater · pilot errorFMC WOULD NOT ACCEPT DATA IN MCDU. GROUNDED - YES. PITOT PROBE HEAT WAS LEFT ON FROM PREVIOUS FLIGHT. ONCE SHUTDOWN AND COOLED OFF THE FMC ACCEPTED ALL ASSOCIATED DATA. PERFORMED GOOD OPS TEST OF FMCS PER B737-800 AMM 34-61-00-710-801.May 21, 2021 · N535AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2021042034627Autoland Sys · malfunctionedAUTOLAND NOT SUCCESSFUL AIRCRAFT DID NOT FLARE. REQUIRED CORRECTIVE ACTION. GROUNDED - YES. UPON BITE DFCS SHOWS NO ACTIVE FAULTS WITH NO HISTORY. HGS BITE REF SMM 34-36-00 NO ACTIVE FAULTS AND SHOWS FAULTS "ROLLOUT GUIDANCE AND ILS ANOMALY" IN HISTORY WITH ONApr 20, 2021 · N535AS · Boeing 737890 · Autopilot SystemSDR ASAA2021032134396Hmu · faultedREF. TC #78273000. #2 ENGINE HAS SHORT TIME FAULT, 73-20342 "FMV POSITION SIGNAL IS OUT OF RANGE.". GROUNDED - YES. ACCOMPLISHED B737-800 FIM 73-25 TASK 803. FAULT MESSAGE 73-20342 IS STILL ACTIVE. AT HMU RECEPTACLE DP0601 PIN 16-TO 34IS AT 14.4 MEG OHMS SHOULMar 21, 2021 · N535AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2021032134332Lamp · inoperativeEMERGENCY LIGHT EXIT LOCATOR SIGN ADJACENT TO R-1 DOOR HAS LAMPS INOP. GROUNDED - YES. RELAMPED AND TESTED PER B737-800 AMM 33-51-01-960-801 - OPS NORMAL.Mar 21, 2021 · N535AS · Boeing 737890 · Emergency LightingSDR ASAA2021031634304Warning Light · illuminatedON RECALL "CONT CAB ZONE TEMP" LIGHT ILLUMINATED WENT OUT ON RESET. GROUNDED - YES. ACCOMPLISHED BITE ON PACK TEMP CONTROLLER, FOUND CAB TRIM AIR FAULT. WAS ABLE TO RESET FAULT CAB CONTROL TEMPERATURE OPS CHECK GODD.Mar 16, 2021 · N535AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2021030834265Transceiver · failedHF2 SHOWING FAIL ON BOTH FREQUENCY INDICATORS. GROUNDED - YES. ACCOMPD B737-800 FIM 23-12 TASK 815, FAIL MSG EXSTINGUISHED REPLACED BY SELECTED FREQUENCIES IN RTP FREQ WINDOWS. VHF COMM TEST REF B737-800 AMM 23-12-02 AND HF COMM TEST REF AMM 23-11-00. OPS NRMLMar 8, 2021 · N535AS · Boeing 737890 · HF Communications SystemSDR ASAA2021030834260Transceiver · failedNR 2 HF TRANSCIEVER HAD NO SIDETONE. GROUNDED - YES. REMOVED AND REPLACED THE NR 2 HF TRANSCEIVER IAW B737-800 AMM 23-11-21-400-801 OP'S CHECK GOOD.Mar 8, 2021 · N535AS · Boeing 737890 · HF Communications SystemSDR ASAA2021022734209Hf Comm · lockedBOTH RADIO TUNING PANELS SHOW "INOP" IN BOTH WINDOWS WHEN HF 2 SELECTED. GROUNDED - YES. VERIFIED #2 HF LOCKED UP. RESET #2 HF SYSTEM. RETURNED TO NORMAL, #2 HF BITE IS GOOD REF B737-800 FIM 23-11 TASK 801- GRD VERIFICATION SUCCESSFUL.Feb 27, 2021 · N535AS · Boeing 737890 · HF Communications SystemSDR ASAA2021020934075Seal · leaking#1 ENG IDG DRAIN PAD LEAKING 3-4 DROPS/MIN WITH ENG AT IDLE, APPROX 60 DROPS/MIN AFTER ENGINE SHUTDOWN. GROUNDED - YES. REMOVED & REPLACED #1 ENG IDG PAD SEALOL SEAL REF B737-800 AMM 72-60-00. LEAK & OPS CHECK GOOD REF AMM 71-00-00-800-811-F00 & AMM 24-11-00-7Feb 9, 2021 · N535AS · Boeing 737890 · Turbine Engine Oil System
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