# Service difficulty reports: JASC 3442

A list on [JASC 3442](https://openairdocs.org/jasc/3442.md).

Reports filed under 3442 · Weather Radar System, newest first.

Page 1 of 69 · 3,442 reports

- [SDR DALA2026101905731](https://openairdocs.org/sdr/DALA2026101905731.md): Transceiver · inoperative · Oct 16, 2026 · N336DX · Airbus A321213
  > DIV - TO ATL DUE TO WEATHER RADAR INOP. UNABLE TO CONTINUE THROUGH ICING CONDITIONS. REPLACED WEATHER RADAR TRANSCEIVER (1SQ1). (LP 9558257 - AIRCRAFT WAS GROUNDED)
- [SDR CALA2026100720198](https://openairdocs.org/sdr/CALA2026100720198.md): Processor · faulted · Oct 5, 2026 · N17320 · Boeing 7378
  > WX RADAR NOT PAINTING ON LEFT HALF OF SCREEN. RIGHT HALF OF SCREEN PAINTING EXTREME WEATHER THAT DOES NOT EXIST. DEBRIEFED CREW STATED ACTUAL BAD WX WAS ON THE LEFT SIDE OF A/C BUT WX RDR SYS SHOWED WX ON RIGHT SIDE OF A/C. MY BOEING FLEET AHM SHOWS MX MSG 34-
- [SDR CALA2026100520098](https://openairdocs.org/sdr/CALA2026100520098.md): Transceiver · faulty · Oct 2, 2026 · N12003 · Boeing 78710
  > WEATHER RADAR SYS ADVISORY WXR FUNCTIONS HAVE FAILED OR PARTIALLY FAILED ON BOTH LEFT AND R IGHT SIDES OR MANUALY SELECTED TO A FAILED WXR.DB LEFT INTEG SURVEILLANCE SYSTEM PROC UNIT SEE MEL L/P 3572737 FOR CORRECTIVE ACTION REGARDING LEFT WXR SYSTEM FAULTS. S
- [SDR UIEA2026100100935](https://openairdocs.org/sdr/UIEA2026100100935.md): Drive Assy · faulted · Oct 1, 2026 · N642GT · Boeing 7673Y0
  > ALT DISAGREE AT FL 230-270. FO AND CAPT ALTIMETER +/- 500; BELOW 10,000 NORMAL. AIRSPEED DISAGREE, CAPT & STANDBY AGREE +/-2 KNOTS. FO'S AIRSPEED +20 KTS. PITCH & POWER CROSS CHK CAPT'S ASI, BELOW 10,000 NORMAL. WXR SYS LT & RT FAILED AFTER APPROX 3 MINS OF
- [SDR AALA202610026587](https://openairdocs.org/sdr/AALA202610026587.md): Transceiver · intermittent · Sep 29, 2026 · N338PK · Boeing 737823
  > AIRCRAFT WAS GROUNDED: URING CRUISE FLIGHT, WEATHER RADAR WAS VERY INTERMITTENT AND SPORADIC WHEN SHOWING RETURNS ON BOTH CAPTAIN'S AND FIRST OFFICER'S MFDS; RADAR WOULD PAINT RETURNS FOR A MOMENT AND THEN GO BLANK FOR SEVERAL SECONDS (SEE ATTACHED VIDEO); EVE
- [SDR CALA2026092119596](https://openairdocs.org/sdr/CALA2026092119596.md): Transceiver · faulted · Sep 17, 2026 · N438UA · Airbus A320232
  > ELECTRICAL BURNING ODOR AFTER LANDINGPICTURE UPDATE. BRIEFED FLIGHT CREW. CREW STATED A BURNING ODOR WAS PRESENT IN FLIGHT DECK, AND WAS NOTIEABLE UPON ENTERING THE COCKPIT. CAPT ALSO REPORTED HEARING A CRACKLING/POPPING NOISE NEAR THE LT INSTRUMENT PANEL. V
- [SDR ASAA2026091266826](https://openairdocs.org/sdr/ASAA2026091266826.md): Transceiver · faulted · Sep 12, 2026 · N5827K · Airbus A330343
  > AIR TURN BACK DUE TO ECAM "NAV PRED W/S DET FAULT. GROUNDED - YES. REFER TO LOG PAGE 100235155-1 FOR RESOLUTION. REMOVED AND REPLACED WXR XCVR 1 PER TSM 34-41-00-810-802-A. BITE TEST PASSED. NO FAULTS AND DEFECTS NOTED. A/C OK FOR SVC.
- [SDR CALA2026091419417](https://openairdocs.org/sdr/CALA2026091419417.md): Transceiver · faulty · Sep 10, 2026 · N654UA · Boeing 767322
  > WX RADAR FAIL BOTH SIDES F2 CB RESET PER TOMC NO HELP R & R WX RADAR R/T DUE TO FAILURE & SHOP HISTORY, SELF TEST AND OPS CK NORMAL. AMM 34-43-00.
- [SDR CALA2026091119374](https://openairdocs.org/sdr/CALA2026091119374.md): Antenna · faulted · Sep 9, 2026 · N654UA · Boeing 767322
  > WEATHER RADAR MAKING WRONG INDICATIONS ON DEPARTURE. FOLLOWED BY A COMPLETE WXR FAILURE. PERFORMED WEATHER RADAR ANTENNA TEST AMM 34-43-05-714-020-002. FOUND WXR FAIL ANTENNA. R & R THE WEATHER RADAR ANTENNA & PERFORMED TEST IAW AMM 34-43-05/401. OPS CHKD G
- [SDR YENA2026090900738](https://openairdocs.org/sdr/YENA2026090900738.md): Radar · failed · Sep 9, 2026 · N516JB · Airbus A320232
  > FLT 1449, FLL-STI (RTF FLL). ON CLIMBOUT, PASSING FL200 WITH LT GREEN RADAR RETURNS, HAD A LIGHTENING STRIKE ON THE NOSE WEATHER RADAR FAILED.
- [SDR CALA2026082418865](https://openairdocs.org/sdr/CALA2026082418865.md): Radar · false indication · Aug 20, 2026 · N73251 · Boeing 737824
  > PWS FAILED, FOLLOWED FIM 34-43, TASK 815, PERFORMED WEATHER RADAR SYSTEM BITE PROCEDURE IAW FIM 34-43 TASK 801, WEATHER RADAR OPERATIONAL TEST PASSED, NO FAULTS PRESENT.
- [SDR AALA202608178711](https://openairdocs.org/sdr/AALA202608178711.md): Radar · failed · Aug 13, 2026 · N319VF · Boeing 7378
  > AIRCRAFT WAS GROUNDED: WEATHER RADAR FAILED IN FLIGHT I HAD WXR FAILED AND PXR FAILED AROUND 31000. DECESION MADE TO RETURN TO LAX. EMERGENCY DECLARED AND AIRCRAFT LANDED OVERWEIGHT WITHOUT INCIDENT. MAINTENANCE ACCOMPLISHED WEATHER RADAR SYSTEM BITE TEST IAW
- [SDR HNAA2026081300661](https://openairdocs.org/sdr/HNAA2026081300661.md): Radar · abnormal · Aug 12, 2026 · N679AE · Emb EMB145LR
  > WX RADAR FAILED IN FLIGHT. FACT 12AUG26 02:49 PHL R+R WX RADAR IAW AMM 34-42-01. OPS CHECK GOOD IAW AMM 34-42-00. A/C OK FOR SERVICE AT THIS TIME
- [SDR CALA2026081118462](https://openairdocs.org/sdr/CALA2026081118462.md): Transceiver · faulted · Aug 9, 2026 · N34131 · Boeing 757224
  > WEATHER RADAR SYS EICAS, THE WEATHER RADAR INFORMATION IS NOT DISPLAYED WHEN ACTIVATED. TESTS PROPERLY ON GROUND & IN FLIGHT. RECYCLED CB F2 IAW FM PROCEDURE. TRIED VARIOUS RANGES, GAIN, & TILT. T/S PER FIM 34-43 TASK 809, FOUND WXR FAIL MESSAGE ON EHSI, DI
- [SDR YENA2026080500650](https://openairdocs.org/sdr/YENA2026080500650.md): Control Unit · failed · Aug 4, 2026 · N2142J · Airbus A321271NX
  > FLT 1926, LGW-BOS. (ETOPS) WXR/PWS PULL-UP SAFETY LOCK TOGGLE SWITCH IN INOP SWITCH SHOULD REQUIRED PULL TO GO FROM '1' TO 'OFF' BUC CAN BE KNOCKED 'OFF' WITHOUT PULLING; R/R WX RADAR CONTROL UNIT IAW AMM 34-41-12.
- [SDR HNAA2026080300641](https://openairdocs.org/sdr/HNAA2026080300641.md): Radar · failed · Aug 1, 2026 · N690AE · Emb EMB145LR
  > WING A/I FAIL MSG APPEARED ON EICAS IN ICING CONDITIONS, WING ANTI-ICING SYSTEM. OPS CHECK GOOD IAW AMM 30-00-00. A/C OK FOR SERVICE AT THIS TIME.
- [SDR CALA2026072918089](https://openairdocs.org/sdr/CALA2026072918089.md): Drive Unit · faulted · Jul 27, 2026 · N14115 · Boeing 757224
  > DIVERT TO DEN FOR WX FAIL. REPLACED DRIVE MOTOR ASSY. OPS CHECK OK. REF AMM 34-43-05/401. REPLACED DRIVE MOTOR ASSY. OPS CHECK OK. REF AMM 34-43-05/401.
- [SDR DALA2026072804374](https://openairdocs.org/sdr/DALA2026072804374.md): Switch · faulted · Jul 27, 2026 · N529DN · Airbus A350941
  > SHIP 3529 -DIV- TO SYD DUE TO NR 12 AFDX SWITCH FAULT WITH ASSOCIATED WXR FAULTS. REPLACED AFDX SWITCH 12 AND AESU #1. (LP# 89326952, 8926954, 8926957, 8926956, 8926958; AIRCRAFT WAS GROUNDED)
- [SDR UIEA2026072400654](https://openairdocs.org/sdr/UIEA2026072400654.md): Radar · faulted · Jul 24, 2026 · N454PA · Boeing 74746NF
  > RADAR INTERMITTENT AND INAUCCURATE, NOT PAINTING ANY WEATHER. PERFORMED OPERATIONAL TEST PER AMM 33-43-00/501. NO ISSUES NOTED AT THE TIME.
- [SDR YENA2026071600581](https://openairdocs.org/sdr/YENA2026071600581.md): Control Unit · failed · Jul 13, 2026 · N4022J · Airbus A321271NX
  > FLT # 20, LHR-JFK. (ETOPS) "HZD LIGHT ON RADAR INTERMITTENT. R & R WX RADAR CONTROL UNIT IAW AMM 34-41-12 OPS CHK GOOD A/C OK FOR CONT SVC."
- [SDR YENA2026071300559](https://openairdocs.org/sdr/YENA2026071300559.md): Transceiver · failed · Jul 10, 2026 · N4022J · Airbus A321271NX
  > FLT # 2260, MAD-BOS. (ETOPS) "WX RADAR 1 TRANSEIVER FAILURE RED WXR R/T; T/S WXR1 RTU REMOVED + REPLACED RTU 1 REF AMM 34-41-51 PERFORMED BITE + OPS CK REF AMM 34-41-00-740-002 + TEST OK."
- [SDR YENA2026070900524](https://openairdocs.org/sdr/YENA2026070900524.md): Radar · inoperative · Jul 7, 2026 · N2105J · Airbus A321271NX
  > FLT # 620, SAN-BOS. (ETOPS) "WX RADAR SYSTEM #1 INOP ( WEATHER RADAR SYSTEMS)" (SUPPLEMENTAL INFORMATION TO FOLLOW).
- [SDR CALA2026070917641](https://openairdocs.org/sdr/CALA2026070917641.md): Transceiver · faulted · Jul 6, 2026 · N14548 · Airbus A321271NX
  > RED WXR R/T ON BOTH ND WXR HAS FAILD PERFORMED GND SCAN AND BITE TEST FOR WXR. BOTH TESTS FAILED WITH FAULT MSGS WXR RP(1SQ1) AND WXR RTU(13SQ1). TSD SHOWS LAST 4 DIGITS OF 0BF1, 13BB AND 0BE9 FOR 3 RECENT HITS. SUSPECT BAD XCVR(1SQ1) OR XMTR/RCVR(13SQ1) PER T
- [SDR CALA2026070817608](https://openairdocs.org/sdr/CALA2026070817608.md): Drive Unit · faulted · Jul 6, 2026 · N62849 · Boeing 737924ER
  > IAW FLIGHT CREW, VIBRATION IN AIR & ON GROUND FELT IN FLT DECK & FELT IN FLIGHT CONTROLS. AIR RETURN, CREW REPORTED WXR RADAR FAIL ANT/PWS FAIL IN CONJUCTION WITH VIBRATIONS, ON TROUBLESHOOTING, WXR FAIL & PULLING WEATHER RADAR RT CB VIBRATIONS STOPPED IN FL
- [SDR AALA202607071555](https://openairdocs.org/sdr/AALA202607071555.md): Module · inoperative · Jul 5, 2026 · N803AL · Boeing 7878
  > AIRCRAFT WAS GROUNDED: STATUS MESSAGES: WEATHER RADAR SYS L+R,EICAS MESSAGE WEATHER RADAR SYS, BOTH RADARS INOP. DECESION MADE TO RETURN TO SCL, OVERWEIGHT LANDING WITHOUT INCIDENT. MAINTENANCE REPLACED RIGHT WXR XCVR MODULE IAW AMM 34-42-02.
- [SDR AALA202607070343](https://openairdocs.org/sdr/AALA202607070343.md): Drive Assy · inoperative · Jul 5, 2026 · N803AL · Boeing 7878
  > AIRCRAFT WAS GROUNDED: STATUS MESSAGES: WEATHER RADAR SYS L+R,EICAS MESSAGE WEATHER RADAR SYS, BOTH RADARS INOP. DECESION MADE TO RETURN TO SCL, OVERWEIGHT LANDING WITHOUT INCIDENT. MAINTENANCE REPLACED WXR ANTENNA UNIT IAW AMM 34-42-03.
- [SDR AALA202607079255](https://openairdocs.org/sdr/AALA202607079255.md): Module · inoperative · Jul 5, 2026 · N803AL · Boeing 7878
  > AIRCRAFT WAS GROUNDED: STATUS MESSAGES: WEATHER RADAR SYS L+R,EICAS MESSAGE WEATHER RADAR SYS, BOTH RADARS INOP. DECESION MADE TO RETURN TO SCL, OVERWEIGHT LANDING WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT WXR XCVR MODULE IAW AMM 34-42-02.
- [SDR AALA202607065283](https://openairdocs.org/sdr/AALA202607065283.md): Processor · faulted · Jul 4, 2026 · N803AL · Boeing 7878
  > AIRCRAFT WAS GROUNDED: STATUS MESSAGES: WEATHER RADAR SYS L+R,EICAS MESSAGE WEATHER RADAR SYS, BOTH RADARS INOP. DECESION MADE TO RETURN TO SCL, OVERWEIGHT LANDING WITHOUT INCIDENT. MAINTENANCE REPLACED THE RIGHT HAND ISS PROCESSOR UNIT IAW AMM 34-42-08.
- [SDR CALA2026070617562](https://openairdocs.org/sdr/CALA2026070617562.md): Transceiver · faulted · Jul 2, 2026 · N61886 · Boeing 737924ER
  > WXR FAIL AND PWS FAIL IN FLIGHT FOUND RADAR XCVR FAILURE DUE TO BLOWER FAN INOP. REMOVED AND REPLACED WX XCVR REF 34-43-41-000-801 / 400-801. ALSO REPLACED WX RADAR R/T MOUNT BLOWER ASSY REF 34-43-51-000-801 / 400-801. WX RADAR XCVR AND BLOWER OPS CKD NORMAL
- [SDR AALA202606302062](https://openairdocs.org/sdr/AALA202606302062.md): Transceiver · failed · Jun 27, 2026 · N112US · Airbus A320214
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO CLT DUE TO THE FLIGHT CREW REPORTING THAT THE WEATHER RADAR DID NOT SHOW RETURNS ON DEPARTURE AND THEN STOPPED DISPLAYING STATUS (WEATHER TILT ETC) ON CLIMB TO ALTITUDE. THE AIRCRAFT
- [SDR CALA2026062917368](https://openairdocs.org/sdr/CALA2026062917368.md): Processor · faulty · Jun 24, 2026 · N27304 · Boeing 7378
  > WX RADAR INOP PER FIM TASK 34-41 TASK 836, REMOVED AND REPLACED WEATHER RADAR PROCESSOR PER AMM 34-41-42. PERFORMED OPS CHECKED. CHECKS GOOD NO FAULTS NOTED. READY FOR CONTINUED SVC.
- [SDR AALA202606256593](https://openairdocs.org/sdr/AALA202606256593.md): Transceiver · inoperative · Jun 18, 2026 · N961AN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: NTERRUPTED BACK TO CLT ACCOUNT OF A WEATHER RADAR ISSUE. NO EMERGENCY DECLARED, AND THE AIRCRAFT WAS NOT OVERWEIGHT FOR LANDING. THE FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED WXR RDR TRANSCEIVER IAW AMM 34-43-41.
- [SDR CALA2026061817177](https://openairdocs.org/sdr/CALA2026061817177.md): Transceiver · faulted · Jun 14, 2026 · N17358 · Boeing 7378
  > DUE TO MULTIPLE A/R FOR WEATHER RADAR FAIL AHM FAULT 34-43107 T/S PER 34-11 TASK 818 RECORD ANY FAULTS ON WXR PROCESSOR, WEATHER RADAR R/T PREVIOUSLY REPLACED IF NO FAULTS FOUND REPLACE WEATHER RADAR PROCESSOR LOCKING FOR POSITIVE FIX UNLOCKING TO CLOSE ONLY C
- [SDR CALA2026061817175](https://openairdocs.org/sdr/CALA2026061817175.md): Processor · faulty · Jun 14, 2026 · N17358 · Boeing 7378
  > PWS FAIL AND WXR FAIL IN FLIGHT. REMOVED AND REPLACED WX RADAR PROCESSOR. OPS CHECK GOOD. IAW AMM 34-41-42
- [SDR CALA2026060916950](https://openairdocs.org/sdr/CALA2026060916950.md): Radar · failed · Jun 7, 2026 · N25201 · Boeing 737824
  > WXR FAIL MESSAGE SHOWS CAPTAIN'S PWS FAIL AND WXR FAIL ON BOTH CAPTAIN AND FO SIDE. OCCURED ABOUT 20 MINUTES AFTER TAKEOFF. CB CYCLE UNSUCCESSFUL. FOUND TEST MODE ON CONTROL PANEL STILL ENGAGED ON WXR CONTROL PANEL. PERFORMED WXR OPS TEST MULTIPLE TIMESREF
- [SDR CALA2026060116713](https://openairdocs.org/sdr/CALA2026060116713.md): Drive Unit · faulted · May 27, 2026 · N78511 · Boeing 737824
  > WXR FAIL BOTH SIDES WXR FAIL ATTN REF LP 9066608 FOR MAINTENANCE ACTION PERFORMED. LP 9066608: DUE TO HISTORY OF PWS AND WX INOP, PLEASE CHANGE WX DRIVE UNIT.. RAR WX DRIVE UNIT. REF AMM 34-43-11/401. INSTALLATION OPS CHECK WILL STILL NEED TO BE PERFORMED.
- [SDR CALA2026052816607](https://openairdocs.org/sdr/CALA2026052816607.md): Transceiver · faulted · May 24, 2026 · N78001 · Boeing 777224
  > STATUS MSG WXR SYS. RT WXR RADER INOP. REMAINING WEATHER RADAR SYSTEM OPERATES NORMALLY. REQUESTING MEL 3443B PER TOMC REQUEST. RIGHT WX RADAR (MX 3189124) - MEL 3443B ITEM DEFERRED PER 3443B. RT TRANSCEIVER REPLACED. REPLACED RT WRX TRANSCEIVER. LRU REPLAC
- [SDR DALA2026052603155](https://openairdocs.org/sdr/DALA2026052603155.md): Drive Unit · failed · May 21, 2026 · N1605 · Boeing 767332
  > DIV- TO SAV DUE TO WEATHER RADAR FAULT. REPLACED WX RADAR DRIVE UNIT/ANTENNA. OPS CHECK NORMAL. (8894956) (AIRCRAFT GROUNDED)
- [SDR DALA2026042802674](https://openairdocs.org/sdr/DALA2026042802674.md): Processing Unit · failed · Apr 26, 2026 · N185DN · Boeing 767332
  > RETURNED JFK DUE TO A WEATHER RADAR FAIL. REPLACED WEATHER RADAR PROCESSOR. OPS CHECK GOOD. (8716608) (AIRCRAFT GROUNDED)
- [SDR CALA2026042115572](https://openairdocs.org/sdr/CALA2026042115572.md): Antenna · failed · Apr 19, 2026 · N76064 · Boeing 767424ER
  > DUAL WX RADAR FAIL WXR SYS STATUS MSG REPLACED CONTROL PANEL PRECAUTION. REMOVED AND REPLACED WEATHER RADAR SCANNER PEDESTAL ANTENNA, OPS CHECK GOOD REF AMM 34-43-05/401 CONFIG 1. COULD NOT DUPLICATE FAULT.
- [SDR CALA2026042115554](https://openairdocs.org/sdr/CALA2026042115554.md): Blower · failed · Apr 18, 2026 · N17229 · Boeing 737824
  > WX RADAR NOT WORKING. PAINTS SOLID GREEN ACROSS THE SWEEP IN ARE AS OF KNOWN TSTRMS PERFORMED FIM 34-43 TASK 802. PER CREW BRIEF, NO FAIL MESSAGES OR OTHER FAULTS NOTED. RESET R/T CB AS PRECAUTION. OPERATIONAL CHECK OF WX RADAR NORMAL. REMOVED AND REPLACED WX
- [SDR YENA2026041500398](https://openairdocs.org/sdr/YENA2026041500398.md): Control Unit · failed · Apr 15, 2026 · N4077J · Airbus A321271NX
  > FLT#2124, LAX-JFK. (ETOPS) "RADAR CONTROL PANEL HZD PUSH BUTTON ANNUNCIATOR LIGHT INOP. TURB PUSH BUTTON ANNUNCIATOR LIGHT INOP WHEN OVERHEAD ANN LT SWITCH IN DIM POSITION; REMOVED AND REPLACED WEATHER RADAR CNTL UNIT AS PER AMM 34-41-12 (3SQ) OPS CHK GOOD. NO
- [SDR AALA202604103291](https://openairdocs.org/sdr/AALA202604103291.md): Transceiver · inoperative · Apr 7, 2026 · N733UW · Airbus A319112
  > AIRCRAFT WAS GROUNDED: WEATHER RADAR FAILED IN FLIGHT AIRCRAFT DIVERTED TO MCO DUE TO POSSIBLE WEATHER AT MIA. LANDED WITHOUT INCIDENT AND NO EMERGENCY DECLARED. MAINTENANCE REPLACED TRANSCEIVER (ISQ1) IAW AMM 34-41-33.
- [SDR I5PA2026033075711](https://openairdocs.org/sdr/I5PA2026033075711.md): Drive Unit · failed · Mar 30, 2026 · N757QM · Boeing 75729J
  > FLIGHT MGE301, WXR FAILED. REPLACED WXR DRIVE UNIT PER AMM.
- [SDR DALA2026031801865](https://openairdocs.org/sdr/DALA2026031801865.md): Transceiver · inoperative · Mar 16, 2026 · N1603 · Boeing 767332
  > ATB- DUE TO WEATHER RADAR OPERATIVE WITH WEATHER ENROUTE. REPLACED RADAR TRANSCEIVER AND RADAR INDICATOR PER B767-300 AMM 34-43. (LP 8282777)
- [SDR I5PA2026031675706](https://openairdocs.org/sdr/I5PA2026031675706.md): Transceiver · faulty · Mar 15, 2026 · N757QM · Boeing 75729J
  > FLIGHT MGE600, WXR FAIL. FOUND AND REPLACED FAULTY WXR TRANSCEIVER PER AMM.
- [SDR I5PA2026031275702](https://openairdocs.org/sdr/I5PA2026031275702.md): Drive Unit · inoperative · Mar 12, 2026 · N757QM · Boeing 75729J
  > FLT. MGE502, WXR FAILED. PERFORMED OPS CHECK OF WEATHER RADAR SYSTEM. FOUND DRIVE UNIT FAILED. REPLACED DRIVE UNIT PER AMM. NO DEFECTS NOTED.
- [SDR YENA2026031100285](https://openairdocs.org/sdr/YENA2026031100285.md): Control Unit · failed · Mar 10, 2026 · N4073J · Airbus A321271NX
  > FLT 1408 CDG-JFK (ETOPS). HZD LIGHT ON RADAR INOP REF LP 4435463 ITEM 1 WX CTRL UNIT REMOVED AND REPLACED, ETOPS VERIFICATION REQUIRED.; REMOVED AND REPLACED WX RADAR -CONTROL UNIT REF AMM 34-41-12. SEE LP 4435465 FOR ETOPS VERIFICATION.( 4435465: REF L
- [SDR HNAA2026030900198](https://openairdocs.org/sdr/HNAA2026030900198.md): Control Panel · abnormal · Mar 7, 2026 · N658AE · Emb EMB145LR
  > WEATHER RADAR DISPLAYS AMBER WHEN IT SHOULD BE GREEN. FACT 07MAR26 18:37 ROA SLAVED IN A CAPTAINS WEATHER CONTROL PANEL IAW AMM 34-42-02-04 NO FIX. REINSTALLED ORIGNAL CAPTAINS WEATHER CONTROL PANEL. REMOVED AND REPLACED WEATHER RTA ASSEMBLY IAW AMM 34-
- [SDR AALA202603071395](https://openairdocs.org/sdr/AALA202603071395.md): Transceiver · inoperative · Mar 6, 2026 · N654AW · Airbus A320232
  > AIRCRAFT WAS GROUNDED: 5-10 MIN AFTER TAKEOFF WEATHER RADAR STOPPED WORKING AND MESSAGE WR R/T IN RED. DECESION MADE TO RETURN TO CLT, NO EMERGENCY AND DID NOT LAND OVERWEIGHT. T/S IAW TSM 34-41-00-810-802-A. FOUND MSG WXR1(1SQ1). MAINTENANCE REPLACED WXR XCVR

Next page: https://openairdocs.org/jasc/3442/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 = '3442'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/3442/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.