# Service difficulty reports: JASC 3443 A list on [JASC 3443](https://openairdocs.org/jasc/3443.md). Reports filed under 3443 · Doppler System, newest first. Page 1 of 3 · 110 reports - [SDR CNMA20261007001](https://openairdocs.org/sdr/CNMA20261007001.md): Drive Unit · inoperative · Oct 5, 2026 · N819AX · Boeing 7772U8 > WXR FAIL ON SYS L AND R STATUS MSG WXR SYS - [SDR IPXA2025031292106](https://openairdocs.org/sdr/IPXA2025031292106.md): Knob · out of adjust · Mar 12, 2025 · N393UP · Boeing 767316 > CREW REPORTS THAT THE TILT KNOB POSITION DID NOT MATCH WITH THE INDICATION ON THE NAV DISPLAY. TILT KNOB ADJUSTED IAW AMM 34-43-02 PB401 REV.144. AND TESTED IAW AMM 34-43-00 PB501 REV.144. FOUND SATIS. - [SDR AALA202401098436](https://openairdocs.org/sdr/AALA202401098436.md): Antenna · faulty · Jan 6, 2024 · N804NN · Boeing 737823 > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: FLIGHT DIRECTOR DISAPPEARED ON APPROACH AGAIN. AIRCRAFT DIVERTED AND LANDED SAFELY AT IAD WITHOUT FURTHER INCIDENT. FOUND FAULT MSG 22-11051. ACCOMPLISHED FIM 22-11-00. REMOVED AND REPLACED NUMBER 1 FORW - [SDR AALA202401096029](https://openairdocs.org/sdr/AALA202401096029.md): Antenna · faulty · Jan 6, 2024 · N804NN · Boeing 737823 > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: FLIGHT DIRECTOR DISAPPEARED ON APPROACH AGAIN. AIRCRAFT DIVERTED AND LANDED SAFELY AT IAD WITHOUT FURTHER INCIDENT. FOUND FAULT MSG 22-11051. ACCOMPLISHED FIM 22-11-00. REMOVED AND REPLACED NUMBER 1 FORW - [SDR AALA202401090549](https://openairdocs.org/sdr/AALA202401090549.md): Antenna · faulty · Jan 6, 2024 · N804NN · Boeing 737823 > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: FLIGHT DIRECTOR DISAPPEARED ON APPROACH AGAIN. AIRCRAFT DIVERTED AND LANDED SAFELY AT IAD WITHOUT FURTHER INCIDENT. FOUND FAULT MSG 22-11051. ACCOMPLISHED FIM 22-11-00. REMOVED AND REPLACED NUMBER 1 FORW - [SDR SIMA20230712001](https://openairdocs.org/sdr/SIMA20230712001.md): Unknown · unknown · Jul 12, 2023 · N232NN · Emb ERJ170200LR > BOTH RA FAILED AFTER TAKE OFF CAUSING GEAR WARNING ALERT TO GO OFF @ 9000 FT MSL-C/A- RA2 OPERATIONAL CHECK AD'S/TEST REQUIEREDRA'2 AD'S/TEST PASSED PER E175 AMM 34-31-00 - [SDR CALA2022101802849](https://openairdocs.org/sdr/CALA2022101802849.md): Radar · faulty · Oct 18, 2022 · N447UA · Airbus A320232 > WEATHER RADAR SYSTEM INOP - NAV CTL PNL(3SQ)/WXR 1(1SQ1), 34-41-12.SEE TASK 34-41-00-810-812-A FOR TROUBLESHOOTING. CONTACT TOMC TO UNLOCK. UNLOCKED FOR UPDATE. SPOKE WITH RHE INBD CREW, THEY SAID AFTER HITTING A BUMP OVER OCEAN THEY GOT RED "WR CTL" MSG ON TH - [SDR CALA2022101202776](https://openairdocs.org/sdr/CALA2022101202776.md): Windshear Sys · warning message · Oct 12, 2022 · N18220 · Boeing 737824 > WX RADAR TEST GOOD. WINDSHEAR WARNING ALERT RECEIVED ON TO ROLL LOW SPEED EHRLICH, WILLIAM (V779414) OK TO PLACE WEATHER RADAR ON MEL 3415A CB B13 PULLED ON COLLARED DISPATCH DESK: 01 DATE: 09-OCT-22- NOC DATE: 09-OCT-22- DEFERRED DIRECTLY BY TOMC UPDATED MAA - [SDR ASAA2022092440054](https://openairdocs.org/sdr/ASAA2022092440054.md): Blower · failed · Sep 24, 2022 · N560AS · Boeing 737890 > WEATHER RADAR FAIL. GROUNDED - YES. REMOVED AND REPLACED WX RADAR RACK/RT BLOWER REF B737-800 AMM 34-43-51. - [SDR CALA2022092302448](https://openairdocs.org/sdr/CALA2022092302448.md): None · none · Sep 23, 2022 · N37528 · Boeing 737 > WEATHER RADAR AND PWS FAILED. REPLACED WX RADAR TRANCEIVER IAW AMM34-41-41-400-801 AND WX RADAR PROCESSOR IAW AMM 34+41-42-400-801 AND PERFORMED WX RADAR OPS CHECK IAW AMM 34-41-00-710-801, OPS CHECKS GOOD. OKAY FOR SERVICE. ROTABLE PARTS CHANGE WAS INDICATED - [SDR ASAA2022091539979](https://openairdocs.org/sdr/ASAA2022091539979.md): Radar · faulted · Sep 15, 2022 · N593AS · Boeing 737890 > 10* GHOST RADAR RETURN IN ALL MODES/RANGES. - SEEMS TO STAY BETWEEN 100-110*. GROUNDED - YES. ACCOMPLISHED A WEATHER RADAR SYSTEM BITE REM B737-800 FIM 34-43/801. ALL TESTS NORMAL. ACCOMPLISHED A WEATHER RADAR OP-TESTS REF B737-800 AMM 34-43-00. ALL TESTS NORM - [SDR CALA2022091402345](https://openairdocs.org/sdr/CALA2022091402345.md): None · inoperative · Sep 14, 2022 · N414UA · Airbus A300* > CHRONIC TCAS INOP. PLEASE FOLLOW TSM 34-43-00-810-832A FOR TROUBLESHOOTING. NEED TO NOTE AHM REPORTS CFDIU NO COMMUNICATING WITH PROCESSOR SO SUSPECT BAD TCAS COMPUTER. IF FAULT CANNOT BE DUPLICATED REPLACE COMPUTER. THANKS LARRY THOMSON DENMM CARRIED BY ELB P - [SDR ASAA2022090939921](https://openairdocs.org/sdr/ASAA2022090939921.md): Radar · intermittent · Sep 9, 2022 · N467AS · Boeing 737990ER > RADAR FUNCTIONED INTERMITTENTLY, DISPLAYED WXR FAIL ON DEPARTURE. AFTER SEVERAL TEST CYCLES IT EVENTUALLY SEEMED TO FUNCTION ON ARRIVAL. GROUNDED - YES. B737-900 FIM 34-43 TASK 801 SYSTEM NORMAL. OPS CHECK WEATHER SYSTEM IN REFERENCE WITH B737-900 AMM 34-43-00 - [SDR ASAA2022090939920](https://openairdocs.org/sdr/ASAA2022090939920.md): Transceiver · failed · Sep 9, 2022 · N467AS · Boeing 737990ER > IN CRUISE WXR FAIL ILLUMINATED ON MAP DISPLAY, CYCLED RADAR AND WXR FAIL STAYED ILLUMINATED. GROUNDED - YES. REMOVED WXR R/T PER B737-900 AMM 34-43-41-000-801. INSTALLED WXR R/T PER B737-900 AMM 34-43-41-400-801. - [SDR ASAA2022082939705](https://openairdocs.org/sdr/ASAA2022082939705.md): Antenna · failed · Aug 29, 2022 · N588AS · Boeing 737890 > WEATHER RADAR FAILED. RECEIVED PWS FAIL, WXR FAIL AND ANT CAUTIOUS. AUDIBLE GRINDING AND VIBRATIONS DETECTED. GROUNDED - YES. REMOVED AND REPLACED WEATHER RADAR ANTENNA DRIVE UNIT PER B737-800 AMM REF 34-43-11-400-802. OPERATIONAL TEST SUCCESSFULLY ACCOMPLISHE - [SDR ASAA2022082839689](https://openairdocs.org/sdr/ASAA2022082839689.md): Radar · warning message · Aug 28, 2022 · N588AS · Boeing 737890 > WX RADAR INOP. RADAR DISPLAY INDICATED "PWS FAIL, WXR FAIL, AND 1"BOTH CA/FO DISPLAYED SAME, ALL MODES SELECTED INDICATED SAME FAILURES. WHEN SELECTED RADAR ON, HEARD AND FELT A SHUDDER. WX RADAR CIRCUIT BREAKER IN & NORMAL. GROUNDED - YES. PERFORMED WX RADAR - [SDR CALA2022082602174](https://openairdocs.org/sdr/CALA2022082602174.md): None · none · Aug 26, 2022 · N654UA · Boeing 767 > PWS INOP AND WXR FAIL MESSAGE AFTER DEPARTURE MTC DIRECTED CB CY CLE. NO SUCCESS WXR BITE REF 34-43 TASK 821, HSI SHOWS WXR FAIL ANT AND RT FAULTS. OPENED RADOME AND FOUND ANTENNA HARNESS SATURATED WITH WATER AND DRIVE UNIT COVERED WITH WATER AND CONNECTOR SA - [SDR CALA2022082402147](https://openairdocs.org/sdr/CALA2022082402147.md): Radar · failed · Aug 24, 2022 · N654UA · Boeing 767322 > WXR FAIL MESSAGE IN ALL MODES. WXR FAIL ANT MESSAGE IN TEST MODE. T/S PER FIM TASK 34-43-00/301. AND PERFORMED WXR RADAR BITE TEST CHECK GOOD. OK FOR SERVICE. OLD WXR RADAR HAS MULTIPLE ANT AZ PER FIM 34-43 FAULT TREE 817 WXR BITE. BITE TEST WAS GOOD. DUE CCW - [SDR ASAA2022082339621](https://openairdocs.org/sdr/ASAA2022082339621.md): Display · faulty · Aug 23, 2022 · N461AS · Boeing 737990ER > IN AUTO MODE CAPT AND FIRST OFFICER RADAR DISPLAYS SHOW DIFFERENT RETURNS, CAPTAIN SIDE SEEMS TO HAVE ISSUES WITH EITHER THE GAIN OR TILT. GROUNDED - YES. ACCOMPLISHED WEATHER RADAR SYSTEM BITE PROCEDURE, REF B737-900 FIM 34-43 TASK 801, OPS CHECK GOOD. NO FAU - [SDR ASAA2022082039571](https://openairdocs.org/sdr/ASAA2022082039571.md): Control Panel · failed · Aug 20, 2022 · N563AS · Boeing 737890 > WX RADAR RIGHT SIDE THAT CONTROL KNOB HAS BECOME UNCALIBRATED. IN MANUAL MODE, WITH THE KNOB ON THE 15 DEGREES DOWN SETTING, THE FO'S RADAR DISPLAY/ SHOWS 1 DEGREE DOWN. GROUNDED - YES. REMOVED AND REPLACED WEATHER RADAR CONTROL PANEL IN REFERENCE WITH BOEING - [SDR ASAA2022080539398](https://openairdocs.org/sdr/ASAA2022080539398.md): Processor · faulty · Aug 5, 2022 · N926AK · Boeing 7379 > WX RADAR IS WEAK, STORM THAT WOULD NORMALLY DISPLAY AT 150 NM DONT DISPLAY UNTIL 60 NM, STORMS TOWERING TO 50,000' WITH CONFIRMED LIGHTNING DISPLAYS GREEN AND YELLOW INSTEAD OF RED. GROUNDED - YES. REPLACED NEW WXR PROCESSOR & INSTALLATION TEST NORMAL B737-9 A - [SDR ASAA2022080439395](https://openairdocs.org/sdr/ASAA2022080439395.md): Radar · failed · Aug 4, 2022 · N564AS · Boeing 737890 > WXR STAB AND THEN WXR FAIL WHEN RADAR SELECTED. GROUNDED - YES. PERFORMED WXR BITE REF B737-800 FIM 34-43 TASK 801 FOUND WXR FAIL WXR STAB MESSAGES DISPLAYED PERFORMED POWER CYCLE OF A/C. NO HELP. RERACKED WXR RT REF AMM 34-43-41. ALL OP CHECK GOOD. ALL MESSAG - [SDR CALA2022080101927](https://openairdocs.org/sdr/CALA2022080101927.md): Transceiver · failed · Aug 1, 2022 · N77066 · Boeing 767424ER > BOTH SIDES WX RADAR FAILED IN FLIGHT TESTED BOTH RADAR SYSTEMS, SYSTEM TEST. LEFT SYSTEM TESTED NORMALLY, BUT SELECTING MODE WX+T CAUSED RADAR TO SPOKE. REPLACED LEFT RADAR TRANSCIEVER AND RETESTED VIA SYSTEM TEST, LEFT RADAR TESTS GOOD. - [SDR CALA2022072701885](https://openairdocs.org/sdr/CALA2022072701885.md): Radar · inoperative · Jul 27, 2022 · N457UA · Airbus A320232 > WEATHER RADAR SYSTEM INOP - NAV RED WR ANT DISPLAYED AND ECAM PRED WS INOP UPDATED MAA CODE FIX USING VENDOR MAA SCREEN MAC METER INITIATED FOR WITH VENDOR ID V933475 PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. RESET THE MAC RELATED WORK ORDER 0000000 - [SDR ASAA2022070938996](https://openairdocs.org/sdr/ASAA2022070938996.md): Control Panel · faulty · Jul 9, 2022 · N534AS · Boeing 737890 > WX RADAR AUTO MODE DOES NOT WORK PROPERLY ON CA SIDE. GROUNDED - YES. PERFORMED OPS CHECK REF B737-800 AMM 34-43-00-710-802-001 OPS CHECK NORMAL UNABLE TO DUPLICATE ON GROUND. REPLACED WXR CNTRL PANEL PRECAUTIONARY AND INSTALLATION TEST NML REF AMM 34-43-91/40 - [SDR CALA2022062901609](https://openairdocs.org/sdr/CALA2022062901609.md): Transceiver · inoperative · Jun 29, 2022 · N13750 · Boeing 737724 > WX RADAR FAILED IN FLIGHT REMOVED AND REPLACED WX TRANSCIEVER REF AMM34-43-41-000-801 & AMM34-43-41-400-801. ACCOMPLISHED SYSTEM OPERATION TEST REF AMM34-43-00-710-802-002. ALL TESTS PASSED WITH NO FAULTS. ADD EMP:032979 ROTABLE PARTS CHANGE WAS INDICATED - T - [SDR P5CA2022062500145](https://openairdocs.org/sdr/P5CA2022062500145.md): Drive Unit · inoperative · Jun 25, 2022 · N714SA · Boeing 777FZB > WX RADAR INOP(REMOVED& AND REPLACED WXR ANTENNA DRIVE UNIT PER AMM 34-43-03 / 401. THEN WEATHER RADAR SYSTEM OPERATIONAL. TEST OK PER AMM 34-43-00-710-804-002. NO EXISTING FAULT FOUND, A/C OK FOR SVC.) - [SDR QXEA2022062300230](https://openairdocs.org/sdr/QXEA2022062300230.md): Tcas System · inoperative · Jun 22, 2022 · N627QX · Emb ERJ170200LR > TCAS FAIL IN CRUISE ( TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM II (TCAS II)). REMOVED FROM SERVICE. PERFORMED FIM TASK 34-43-00-810-801-A. TCAS FAIL MESSAGE EXTINGUISHED. CLEARS MEL. AIRCRAFT RETURNED TO SERVICE. - [SDR CALA2022061501511](https://openairdocs.org/sdr/CALA2022061501511.md): Transceiver · failed · Jun 15, 2022 · N16701 · Boeing 737724 > WX RADAR FAILED IN ROUTE RESET PER MCC FAILED FAILS RT. DURING OP TEST...REPLACED WX TRANSCIEVER PER AMM 34-43-41. OP TEST AMM 34-43-00 TEST OK RET AC TO SERVICE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1072263 SN OFF 8630 CORRECTION TRACKING NUMBER IS 1072 - [SDR UIEA2022053000558](https://openairdocs.org/sdr/UIEA2022053000558.md): Drive Assy · failed · May 30, 2022 · N418MC · Boeing 74747UF > BOTH L & R WEATHER RADARS FAILED AT CRUISE. REMOVED AND REPLACED WEATHER RADAR DRIVE MOUNT ASSEMBLY. - [SDR ABXA20220519](https://openairdocs.org/sdr/ABXA20220519.md): None · none · May 19, 2022 · N317CM · Boeing 767 > RADAR WOULD NOT TEST ON TAXI OUT. AIRCRAFT BTB AND GROUNDED BY MAINTENANCE. MAINTENANCE PERFORMED RADAR GROUND TEST, TEST NORMAL IAW B767 AMM 34-43-00. AIRCRAFT REMAINS ETOPS 180 OPERATIONAL. AIRCRAFT RETURNED TO SERVICE. - [SDR ASAA2022051738358](https://openairdocs.org/sdr/ASAA2022051738358.md): Control Panel · degraded · May 17, 2022 · N467AS · Boeing 737990ER > WEATHER RADAR IN AUTO MODE AT FL350 CONTINUALLY PAINTS GROUND CLUTTER. WHEN TAKEN OUT OF AUTO AND TILTED GROUND CLUTTER CAN BE REMOVED. GROUNDED - YES. DUE TO GROUND CLUTTER NOT BEING SUPPRESSED IN AUTO MODE, REMOVED & REPLACED WXR CONTROL PANEL REF B737-900 A - [SDR ASAA2022051638352](https://openairdocs.org/sdr/ASAA2022051638352.md): Radar · failed · May 16, 2022 · N579AS · Boeing 737890 > PWS FAIL AND WXR FAIL INDICATED ON F/O ND. GROUNDED - YES. ACCOMPLISHED A/C POWER RESET PER B737-800 AMM 20-60-01. ACCOMPLISHED WXR OPS TEST PER AMM 34-43-00. OPS CHECKS NORMAL. - [SDR ASAA2022051538342](https://openairdocs.org/sdr/ASAA2022051538342.md): Drive Unit · failed · May 15, 2022 · N467AS · Boeing 737990ER > PWS, WXR FAIL IN WXR MODE ENROUTE. GROUNDED - YES. VERIFIED IN WXR TEST MODE -"PWS FAIL, WXR FAIL- ANT. SHOWS. IN WXR MODE - "WXR FAIL SHOWS". REF B737-900 AMM 34-43-11, REMOVED/REPLACED WXR ANTENNA DRIVE UNIT. OPS NML REF SAME AMM 34-43-00 OPERATIONAL TEST. - [SDR ASAA2022051238308](https://openairdocs.org/sdr/ASAA2022051238308.md): Radar · intermittent · May 12, 2022 · N402AS · Boeing 737990ER > WX RADAR AFTER SWITCHING TO MANUAL AND BACK TO AUTO REMAINED STUCK IN MANUAL ON FO SIDE. RETURNS WERE ALSO VERY INACCURATE UNTIL VERY CLOSE TO PRECIP. GROUNDED - YES. PERFORMED MULTIPLE GOOD OPS TESTS ON GROUND PER B737-900 AMM 34-43-00-710-802-001. PERFORMED - [SDR ASAA2022050438198](https://openairdocs.org/sdr/ASAA2022050438198.md): Radar · faulted · May 4, 2022 · N479AS · Boeing 737990ER > WEATHER RADAR WILL NOT TURN ON; ONLY SHOWS TEST PATTERN. GROUNDED - YES. INITIAL EVALUATION, PERFORMED WXR BITE IAW B737-900 FIM 34-43 TASK 801. NO FAULTS. ALL OBSERVATIONS NORMAL. PERFORMED SYSTEM TEST IAW B737-900 AMM 34-43-00-730-802-001. TEST PASS. ALL FUN - [SDR ASAA2022050338199](https://openairdocs.org/sdr/ASAA2022050338199.md): Control Panel · failed · May 3, 2022 · N474AS · Boeing 737990ER > RADAR AUTO BUTTON FAILS INTERMITTENTLY. GROUNDED - YES. REMOVED AND REPLACED WXR CONTROL PANEL REF B737-900 AMM 34-43-91. ALL FUNCTIONS OPS GOOD. - [SDR SIMA20220501003](https://openairdocs.org/sdr/SIMA20220501003.md): None · unserviceable · May 1, 2022 · N918AE · Emb EMB145LR > GPWS COMPUTER BURNING EGPWS CARDS-C/A-RAR GPWS COMPUTER IAW EMB AMM 34-41-01-000-802-A AND 34-41-01-400-802-A. OPC GOOD. END. - [SDR ASAA2022042938173](https://openairdocs.org/sdr/ASAA2022042938173.md): Radar · inoperative · Apr 29, 2022 · N467AS · Boeing 737990ER > WXR FAIL ANT IN FLIGHT, RADAR INOP. GROUNDED - YES. PERFORMED WXR BITE TEST, TEST OK. REF B737-900 FIM 34-43 TEST 801. - [SDR I5PA2022032575702](https://openairdocs.org/sdr/I5PA2022032575702.md): Wave Guide · damaged · Mar 25, 2022 · N757QM · Boeing 75729J > WEATHER RADAR INOP. FURTHER INSPECTIONS FOUND A DAMAGED FLEXIBLE WAVEGUIDE WHICH WAS REPLACED AND CONFIRMED OPERATIONAL DURING THE WEATHER RADAR OPS CHECK PER THE APPLICABLE AMM. - [SDR CALA2022011800169](https://openairdocs.org/sdr/CALA2022011800169.md): Switch · defective · Jan 17, 2022 · N68801 · Boeing 737900 > UNCOMMANDED WX RADAR TEST ON TAKEOFF TWICE FOUND WEATHER RADAR CONTROL PANEL TEST SWITCH STICKING IN THE TEST POSITION. REQUIRES NEW PANEL M&E 29-3443-9-0008. NIS IN EWR. R/R WEATHER RADAR CONTROL PANEL I.A.W AMM REF# 34-43-91. PERFORMED INSTALLATION TEST GOOD - [SDR CALA2021122002413](https://openairdocs.org/sdr/CALA2021122002413.md): Radar · warning message · Dec 20, 2021 · N15710 · Boeing 737724 > PWS WARNING AS TO THRUST WAS APPLIED UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. PERFORMED FIM 34-43 TASK 815 FOR PREDICTIVE WINDSHEAR, NO FAULTS SPEED REJECTED TAKE OFF LESS THAN 60 KTS. REALIGNED ADIRU''S FOU - [SDR CALA2021121302358](https://openairdocs.org/sdr/CALA2021121302358.md): Control Panel · inoperative · Dec 12, 2021 · N38443 · Boeing 737900ER > WX RADAR FAIL/INTERMIT MENT LOCKED UNLOCKED COULD NOT DUP, CREW INDICATED THAT THEY HAD WXR FAIL / CNTL STAB FAULT AT TIME OF FAILURE THEN FAULT CLEARED ENROUTE, REPLACED WXR CNTL PANEL PRECAUTIONARY REF AMM 34-43-91... ROTABLE PARTS CHANGE WAS INDICATED - TT - [SDR UIEA2021111502418](https://openairdocs.org/sdr/UIEA2021111502418.md): None · none · Nov 12, 2021 · N1229A · Boeing 767306 > LEFT WXR FAIL ILLUMINATED ON EHSI(

TRANSFERRED TO DMI # 156673 PER MEL 34-43-01 CAT D DUE DATE 12 MAR 22.

/

13NOV21 - LP 1476572 - ITEM #5 - ONT - PERF OPERATIONAL TEST WXR RADAR, L TRANSCEIVER FAILED. PER AMM 34-43-01 R/R L RADAR TRANSCEIVER PER AMM - [SDR UIEA2021111202401](https://openairdocs.org/sdr/UIEA2021111202401.md): None · none · Nov 12, 2021 · N649GT · Boeing 767375 > WX RADAR FAULT WHEN TAXIING TO RUNWAY.(

PERFORMED OPS TEST OF WX RADAR SYSTEM IAW AMM 34-43-00. OPS CHECK GOOD.

) - [SDR UIEA2021111102398](https://openairdocs.org/sdr/UIEA2021111102398.md): None · none · Nov 11, 2021 · N1229A · Boeing 767306 > LEFT WEATHER SYSTEM FAIL.(

C/W OPS CHECK OF WXR SYSTEM OPS CHECK GOOD IAW AMM 34-43-00.

) - [SDR UIEA2021111002387](https://openairdocs.org/sdr/UIEA2021111002387.md): None · none · Nov 9, 2021 · N1361A · Boeing 76731B > DURING CLIMB WXR FAIL ON EHSI. WEATHER RADAR INOP(

PERFORMED FIM TASK 34-43 FAULT TREE 805. NO FAULTS FOUND.

) - [SDR CALA2021102901998](https://openairdocs.org/sdr/CALA2021102901998.md): Transceiver · inoperative · Oct 28, 2021 · N14735 · Boeing 737724 > WX RADAR WILL NOT TEST. NO DISPLAY ON ND. AMBER WXR TEST REMAINS DISPLAYED WITH WXR ON PLACED WX RADAR ON MEL DISPATCH DESK: 1 NAME: RD DATE: 26-OCT-21- NOC DESK: 7367 NAME: RK DATE: 26-OCT-21- DEFERRED DIRECTLY BY T - [SDR UIEA2021102402277](https://openairdocs.org/sdr/UIEA2021102402277.md): None · none · Oct 23, 2021 · N1487A · Boeing 76731K > LEFT WEATHER RADAR FAILED WXR FAIL MSG ON EICAS(

PERFORMED WEATHER RADAR SYSTEM OPERATIONAL TEST IAW B767 AMM 34-43-00 715-026-002. OPS CKS NORMAL AT THIS TIME. COULD NOT DUPLICATE ON GROUND.

) - [SDR 2022F00088](https://openairdocs.org/sdr/2022F00088.md): Webbing · misaligned · Oct 13, 2021 · N742AM · Bell 407 > DURING INSTALLATION OF THE DOPPLER MODULE ONE OF THE MOUNTING HOLES WAS MIS-LOCATED DAMAGING THE WEB STRUCTURE AT RBL 15 AND STA 168.5. THE HOLE IS OUT OF ROUND AND MEASURES.22" IN LENGTH MAX. REPAIR WAS ACCOMPLISHED PER UR REPAIR PROCEDURE R00701 REV IR. Next page: https://openairdocs.org/jasc/3443/reports.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 = '3443' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/jasc/3443/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.