JASC 2310
Service difficulty reports · 1,685
Reports filed under 2310 · HF Communications 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 = '2310' 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.
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 = '2310' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR NACA2022020300001Coupler · unknownLEFT HF RADIO WILL NOT TRANSMIT OR TUNE. REF MEL 23-11-01-02B REPLACED LEFT HF COUPLER PER AMM 23-11-01 OPS CHECK OK. DTO PART POOL UNIT, NO TIME INFO.SDR ASAA2022020237326Transceiver · inoperativeHF#1 TRANSMITTER INOP (BOTH SEATS). WE CAN HEAR HF #1 AND GET SELCAL ON HF #1, BUT NO TRANSMIT CAPABILITY. GROUNDED - YES. VERIFIED DISCREP. REF B737-900 AMM 23-11-21, REMOVED/REPLACED HF-1 TRANSCEIVER, FOUND TO BE INOP - BAD FROM STOCK. REINSTALLED ORIGINAL HSDR ASAA2022012737287Transceiver · inoperativeHF RADIO #2 INOP. GROUNDED - YES. CONFIRMED FAULT, #2 HF INOP, WILL NOT TEST. REMOVED & REPLACED #2 HF TRANSCEIVER REF B737-800 AMM 23-11-21. #2 HF SYSTEM GROUND VERIFICATION TEST NML (CONTACTED SFO RADIO) PER AMM 23-11-00-730-801 & AMM 23-11-00-710-801.SDR ASAA2022012737271Unknown · unknownHF #2 INOP. GROUNDED - YES. HF #2 PLACED ON MEL, REF L/P 60320019.SDR NACA2022012600002Not Reported · not reportedL HF RADIO, CANNOT TX, BOTH PILOT AND COPILOT PTT DO NOT ACTIVATE KEY ON TRANSMITTER. DEFERRED LH HF PER MEL 23-11-01-02B CAT C APPROVED BY TERRY SHUNKSDR NACA2022012600001Transceiver · failedLEFT HF INOP, WON'T TURN OFF. REPLACED HF TRANSCEIVER IAW AMM 23-11-03 OPS CHECK NORMAL. GROUND VERIFICATION COMPLETED. NO TIME/CYCLES FOR TX AVAILABLE.SDR ASAA2022012537250Unknown · unknown#2 SAT INOP. WOULD NOT DIAL OR RECEIVE CALLS. GROUNDED - YES. PERFORMED SATCOM COMMUNICATIONS TEST ON SAT 2 REF B737-900 AMM 23-15-00-730-801. WAS ABLE TO CALL DISPATCH AND COMMUNICATE CLEARLY. GROUND VERIFICATION PASSED.SDR NACA2022012400001Not Reported · not reportedLEFT HF RECEIVING NOT TRANSMITTING. OPS CHECKED OK PER AMM 23-11-00, NO DEFECTS NOTED.SDR ASAA2022011937195Transfer Sys · stuck1 & 2 HF/SAT XFER BUTTON STUCK. GROUNDED - YES. REMOVED & REPLACED HF/SAT PANEL REF B737-900 AMM 23-15-00, OPS NORMAL.SDR ASAA2022011537157Transceiver · inoperativeMAINTENANCE REQUESTED HF RADIO #1 & #2 CHECK. HF RADIO #1 WORKS; WILL TRANSMIT AND RECEIVE. HF RADIO #2 DOES NOT WORK; WILL NOT TRANSMIT OR RECEIVE. GROUNDED - YES. REPLACED #2 HF R/T PER B737-800 AMM 22-11-21-400-801. BITE TEST ON R/T FACE PASSED. RADIO CHECKSDR ASAA2022011237136Transceiver · faultyIN FLIGHT/ HF1 FAIL LIGHT CAN HEAR BUT NO TRANSMIT. GROUNDED - YES. REMOVED AND REPLACED HF1 TRANSCEIVER PER B737-900 AMM 23-11-21. REMOVED POWER AND RESTACKED AIRCRAFT. PER TEST REF AMM 23-11-21 OPS CHK OK.SDR ASAA2022010437079Transceiver · failed#1 HF RADIO FAIL INDICATED. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 23-11 TASK 802. INITIAL EVALUATION PASSES. #1 HF INTERMITTENTLY SLOW TO TUNE WITH INTERMITTENT FAIL. REMOVED & REPLACED #1 HF TRANSCEIVER. REF B737-900 AMM 23-11-21. ALL TESTS PASS.SDR ASAA2022010137042Unknown · unknownHF#1 RADIO TRANSMISSIONS UNREADABLE BY ATC IN FLIGHT. HF #2 TRANSMISSIONS ARE READABLE 5 BY 5 ON SAME FREQUENCY. GROUNDED - YES. CW B737-800 FIM 23-11 TASK 806. NO DEFECT ON GROUND AT ALL COCKPIT STATIONS. 5 BY 5 SIGNAL RECEIVED FROM OTHER STATION. GROUND VERISDR ASAA2021123037043Coupler · faultyPER MAINTENANCE REQUEST, HF1 TESTS OK. HF2 WILL NOT TRANSMIT BUT WILL RECEIVE. GROUNDED - YES. FOLLOWED B737-800 FIM 23-11 TASK 806, THROUGH E(3). HF SYSTEMS 1&2 OPERATE CORRECTLY ON GROUND, AIRCRAFT TO AIRCRAFT. DUE TO EXTENSIVE HISTORY, CONTINUED WITH PARAGRSDR ASAA2021122336985Unknown · unknownSATCOM LOCK-UP. GROUNDED - YES. ACCOMPLISHED SATCOM LOCK-UP QRH RESET PROCEDURE. SUCCESSFUL.SDR ASAA2021122236984Unknown · unknownHF NO 2 APPEARS TO BE INOPERATIVE/UNUSABLE. RECEPTIONS ARE UNREADABLE AND TRANSMISSIONS GO UNANSWERED ON ALL FREQUENCIES. GROUNDED - YES. PERFORMED BITE TEST ON HF 1 AND HF2, HF 1 FAIL, SWAPPED, HF1 AND HF2 TO TS, HF1 FAILS. SWAPPED HF1 AND HF2 TO ORIGINAL POSSDR ASAA2021122236983None · inoperativeHF NO 1 APPEARS TO BE UNUSABLE/INOPERATIVE RECEPTION IS UNREADABLE AND TRANSMISSIONS GO UNANSWERED ON ALL FREQUENCIES. GROUNDED - YES. PERFORMED BITE TEST ON HF 1 AND HF2, HF 1 FAIL, SWAPPED, HF1 AND HF2 TO TS, HF1 FAILS. SWAPPED HF1 AND HF2 TO ORIGINAL POSITISDR ASAA2021121936946Unknown · unknownHF & SAT DATA COMM INOP. VHF DATA OK. GROUNDED - YES. OMF HAD FAULT MESSAGE "23-23011" IN FAULT HISTORY. FAULT NOT ACTIVE. ACCOMPLISHED ACARS SYSTEM TEST LINK TESTS FOR HF, B737-9 AMM SUB TASK 23-27-00-730-008. ALL TESTS PASS. ACCOMPLISHED SATELLITE LINK TEST SDR ASAA2021121936945Unknown · unknownHF 2 FAIL ENROUTE. GROUNDED - YES. VERIFIED, CYCLED HF 2 C/B P6-1 PANEL, RTP PANEL RESTORED ACCOMPLISHED HF OPERATIONAL TEST REF B737-800 AMM 23-11-00-710-801 OPS NORMAL, CALLED SFO, OPS NORMAL. GROUND VERIFICATION TEST PASSED.SDR ASAA2021121836944Unknown · unknown#2 HF RADIO WILL NOT TRANSMIT OR RECEIVE, HOWEVER, SELCAL CHECKS GOOD. GROUNDED - YES. PERFORMED BITE CHECK ON TRANSMITTER, NO FAULTS NOTED AT THIS TIME, PER CREW UNIT WORKED INBOUND.SDR ASAA2021121836943Unknown · unknownAIRINC IS GARBLED AND UNREADABLE USING HF1. COMMUNICATION WITH AIRINC IS NORMAL WHEN USING HF2. GROUNDED - YES. PERFORMED TEST OF HF1 COMMUNICATION SYSTEMOPS NORMAL IAW B737-9 AMM 23-11-21-740-001.SDR ASAA2021121836933Unknown · inoperativeHF 1 RADIO UNABLE TO TRANSMIT NOR RECEIVE ON BOTH ACP'S. GROUNDED - YES. REMOVED AND REPLACED HF #1 TRANSCEIVER PER B737-900 AMM 23-11-21. PERFORMED GOOD INSTALLATION TEST OF HF #1 PER AMM 23-11-21-400-801. PERFORMED GOOD HF #1 SYSTEM TEST PER AMM 23-11-00-730SDR ASAA2021121736932Unknown · unknownSATCOM LOCK-UP WAS INDICATED BY MISSING "SAT" SELECTION ON "MCDU MENU" PAGE GROUNDED - YES. -PERFORMED SATCOM LOCK-UP QRH PROCEDURE -"SAT" PROMPT RESTORED ON "MCDU MENU" PAGESDR ASAA2021121636913Unknown · unknownSATCOM LOCKUP GROUNDED - YES. PERFORMED SATCOM LOCKUP PROCEDURE. SATCOM RESTORED NORMAL.SDR ASAA2021121436905Coupler · faulty#1 HF TRANSMIT FUNCTION INOP. GROUNDED - YES. REMOVED AND REPLACED #1 HF COUPLER REF B737-800 AMM 23-11-61 OP'S CHECK OK #1 HF TRANSMITS AND RECEIVES NORMALLY GROUND VERIFICATION SUCCESSFUL.SDR ASAA2021121036866Unknown · unknownSATCOM LOCK UP. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH, SATCOM RESTORED SUCCESSFULLY.SDR ASAA2021120836859Unknown · unknownSAT PROMPT C/B RESET QRH PROCEDURE. GROUNDED - YES. SAT PROMPT RETURNED TO NORMAL OPS AFTER RESET.SDR ASAA2021120736841Transceiver · inoperative#2 HF INOP. GROUNDED - YES. REMOVED AND REPLACED #2 HF R/T REF B737-800 AMM 23-11-21. HF COM SYSTEM TEST AND GROUND VERIFICATION PASS REF AMM 23-11-00-730-801.SDR ASAA2021120636825Transceiver · inoperativeHF 2 INOP. GROUNDED - YES. REMOVED AND REPLACED HF TRANSCEIVER #2 TUNES ON GROUND GOOD REQUEST IN FLT OPS CK IAW B737-900 AMM 33-10-00-400-801.SDR ASAA2021120636824Coupler · inoperativeHF 1 AND HF 2 INOP. GROUNDED - YES. REMOVED AND REPLACED HF COUPLER #2 AND RESEATED HF COUPLER #1 IAW B737-900 23-11-61-000-801, 23-11-61-400-801, OPS CHECKS GOOD WITH NEW YORK.SDR ASAA2021120436792Unknown · unknownHF1 RADIO TRANSMISSION INOP RECEPTION OK. GROUNDED - YES. PERFORMED HF1 AND 2 OPERATIONAL TEST REF B737-800 AMM 23-11-00-710-801 AND AMM 23-10-00-730-801 ETOPS GROUND VERIFICATION SUCCESSFUL.SDR CALA2021120102231None · inoperativeLEFT HF INOP MAINT MESSAGES 42-59471 AND 23-19401. MESSAGES NOT ACTIVE UPON AND AMM 23-11-05. HF OPERATIONAL TEST CHECKS GOOD. ARRIVAL. REPLACED LEFT HF TRANSCEIVER PRECAUTIONARY. RESET ROTABLE PARTS CHANGE WAS INDICATED - TT # 1195254 SN OFF 8018 CROWN DOSDR ASAA2021113036772Control Panel · inoperative#1 HF/SAT XFER SWITCH WILL NOT TRANSFER. GROUNDED - YES. RMVD & RPLCD HF / SAT TRANSFER PANEL REF MM 23-15-00. OPS NML PER SAME. ETOPS GND VERIFICATION TEST SUCCESSFUL. SEAMC PAT NOTIFIED. 1 EA C/B ON P18-2 OPENED, TAGGED, UNTAGGED, RESET.SDR ASAA2021112936756Unknown · unknownHF1 FAIL LIGHT ON COM PANEL. GROUNDED - YES. PERFORMED RESET & OPS OF HF1 IAW PER FIN 23-11-21, OPS CHK GOOD, OK FOR SERVICE.SDR ASAA2021111736630Coupler · faultedHF RADIO FVR FAILED/UNSAT. HF1 ABLE TO RECEIVE SELCAL, UNABLE TO RECEIVE OR TRANSMIT VOICE. HF2 UNABLE TO RECEIVE SELCAL , ABLE TO RECEIVE AND TRANSMIT VOICE. GROUNDED - YES. REPLACED #1 & #2 COUPLERS PER B737-800 AMM 23-11-61 PB 400 OPS CHECK GOOD IAW AMM 23-SDR ASAA2021111736628Unknown · unknownHF # 1 DISPLAY FAIL/FAIL. GROUNDED - YES. PERFORMED HF # 1 TEST PE B737-800 FIM 23-11 TASK 806 HF # 1 TEST OK, OK FOR SERVICE.SDR ASAA2021111636629Unknown · unknownHF2 RADIO WILL NOT TUNE (NO SIDE TONE) RADIO PANEL CHANGES BUT HF2 DOES NOT TRANSMIT NOR RECEIVE. SAT COM2 WORKS FINE. GROUNDED - YES. CYCLED HF2 CIRCUIT BREAKER PER B737-800 AMM 20-60-05, ETOPS VERIFICATION SUCCESSFUL.SDR ASAA2021111436614Unknown · unknownHF 2 COMM PANEL SHOWS "FAIL". GROUNDED - YES. RESET CIRCUIT BREAKER D2 ON P18 PANEL PER B737-800 FIM 23-11 TASK 803 SYSTEM OPS CHECK GOOD NO DEFECTS NOTED.SDR ASAA2021111136557Coupler · failedHF 1 TRANSMIT AND RECEIVE NORMALLY HF2 UNABLE TO TRANSMIT OR RECEIVE. GROUNDED - YES. REMOVED AND REPLACED #2 HF COUPLER IAW B737-800 AMM 23-11-61/401. VERIFIED #2 HF TRANSMIT AND RECEIVED OK ON GROUND.SDR ASAA2021110936561Transceiver · failedIN FLIGHT UNABLE TO XMIT ON EITHER HF. RETUNED NUMEROUS TIMES, MADE CONTACT W/SFO AIRINC AND 2 GOOD SELCALS. DURING FLIGHT HOURS IN, RETRIED HF 2 & HF1 RECEIVE BUT ONLY HF 2 XMITTED INTERMITTENTLY. GROUNDED - YES. CYCLED POWER TO BOTH HF'S #1 HF OPS RESTORED, SDR ASAA2021110936550Unknown · unknownHF #1 SHOWS FAIL MESSAGE. GROUNDED - YES. CYCLED 4 CIRCUIT BREAKERS ASSOCIATED WITH HF SYSTEM. OPS CKS GOOD.SDR ASAA2021110736545Unknown · unknownHF1 FAIL. GROUNDED - YES. BITE CHECK ACCOMPLISHED IAW B737-800 FIM 23-11 TASK 801 OPS CHECK OF HF1 SYSTEM GOOD.SDR ASAA2021110636521Unknown · unknownSAT DISAPPEARED FROM MCDU GROUNDED - YES. PULLED AND RESET CB 18.2 C-14 SAT REAPPEARED ON MCDU. SAT OPERATION RESTORED.SDR ASAA2021110436529Unknown · unknownHF1 PANEL DISPLAYS FAIL ON BOTH ACTIVE AND STANDBY PANELS. CAN SELECT FREQUENCY AND HAD A POSITIVE SELCAL CHECK. GROUNDED - YES. CYCLED CIRCUIT BREAKER FOR HFI RADIO PER B737-800 AMM 20-60-05-800-80. 1PERFORMED HF1 OPERATIONAL CHECK PER AMM 23-11-00-710-801OPSSDR ASAA2021110236477Unknown · unknownHF 2 SHOWS FAIL LIGHTS IF HF SENSOR SWITCH IS INCREASED (DIALED CLOCKWISE), FAIL LT EXTINGUISHES. INTERMITTENT FAILURE. GROUNDED - YES. PERFORMED THE TEST OF #2 HF REF B737-800 FIM 23-11 TASK 801 OPS NORMAL - NO FAULTS ON PANEL ETOPS SIGNIFICANT SYSTEM GROUND SDR ASAA2021102936449Unknown · unknownHF 2 WILL RECEIVE BUT NOT TRANSMIT. GROUNDED - YES. (RESOLVED ON W/O: 1889819 TASKCARD: N/R-00001 ) ACCOMPLISHED HF OPS CHECK REF B737-800 AMM 23-11-00 COULD TRANSMIT AND RECEIVE CLEARLY WITH NO FAULTS FOUND. ACCOMPLISHED BITE CHECK OF HF #2 TRANSCEIVER WITH NSDR ASAA2021102936448Unknown · unknownHF #2 DISPLAYS FAIL IN ACTIVE & STANDBY. GROUNDED - YES. (RESOLVED ON W/O: 1889997 TASKCARD: N/R-00001 ) UNABLE TO DUPLICATE DEFECT. HF OPERATIONAL TEST PER B737-900 MM 23-11-00-710-801 SHOWED NO TRANSCEIVER FAULTS. ACCOMPLISHED HF SYSTEM TEST PER MM 23-11-00-SDR ASAA2021102736413Unknown · unknownHF FAIL LIGHT BOTH RADIOS. GROUNDED - YES. PERFORMED HF COMM SYSTEM BITE PER B737-800 FIM TASK 23-11-00-810-801, OPS CHECK GOOD, HF FAIL LIGHTS EXTINGUISHED ON RADIOS.SDR ASAA2021102636414Unknown · unknownHF #2 INDICATES "FAIL FAIL" ON ACTIVE AND STBY WINDOWS. GROUNDED - YES. ACCOMPLISHED RESET HF #2 OPS CK GOOD IAW B737-800 FIM 23-11-806 SEAMC JOEY NOTIFIED.SDR 9JLA2022021727716Hf Comm · defectiveTHE BASE MAINTENANCE TEAM FOUND THE HF RADIO SYSTEM INOP DURING MAINTENANCE CHECKS. THE MAINTENANCE FOR THE HF RADIO WAS DEFERRED DUE TO PARTS AVAILABILITY. THE AIRCRAFT WAS RETURNED TO SERVICE. DURING THE MAINTENANCE EVENT THE DEFECTIVE ANTENNA COUPLER WAS RE
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