# Service difficulty reports: JASC 3400

A list on [JASC 3400](https://openairdocs.org/jasc/3400.md).

Reports filed under 3400 · Navigation System, newest first.

Page 1 of 14 · 692 reports

- [SDR DXTA2026101210096](https://openairdocs.org/sdr/DXTA2026101210096.md): Pitot Tube · faulted · Oct 8, 2026 · N797QS · Bombdr BD1001A10
  > REPEAT WRITE UP. AMBER CAS EFIS MISCOMPARE AT 31000 FT. WE ALSO GOT THE ALT BOXED FLAG ON PFD 1 AND PFD 2. AT 31000 FEET THE ALTIMETER SPLITS BETWEEN ONE AND TWO WAS 160 FEET. REPEAT. PHASE OF FLIGHT CRUISE. R & R FAULTY RT PITOT PROBE IAW AMM 34-11-01. ACC
- [SDR CALA2026083119069](https://openairdocs.org/sdr/CALA2026083119069.md): Adm · faulted · Aug 28, 2026 · N69059 · Boeing 767424ER
  > ALTIMETER DISAGREE- EICAS DISPLAYED..CAP 300 LOWER THAN FO ALT AT FL270.. ON DEBRIEF FROM CREW FTL WAS 25,000 FT. CAPTAINS ALTIMETER READING 300 HIGHER THEN F/O SIDE PER CREW BRIEFING, CA SIDE WAS 300 HIGHER THAN STBY AND FO. BOTH STBY AND FO READINGS WERE THE
- [SDR CALA2026082618926](https://openairdocs.org/sdr/CALA2026082618926.md): Adiru · faulted · Aug 23, 2026 · N228UA · Boeing 777222
  > TCAS FAIL, BOTH CHANNELS. DEBRIEF WITH CREW, TCAS FAILED AT 15000 FT, CREW PUT IN ALT, 1 & 2, NO HELP. NO MSSG AT THIS TIME. TCAS STATUS MESSAGE PRESENT, NOT ACTIVE ON MAT. FAULT INTERMITTANT IAW FIM 34-21 TASK 848. RECOMMEND REPLACE ADIRU IAW FIM DUE TO HI
- [SDR SWIA2026073176932](https://openairdocs.org/sdr/SWIA2026073176932.md): Antenna · out of limits · Jul 31, 2026 · N84378 · Emb ERJ170200LL
  > COMPLY WITH FWD ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) (C-CHECK RO 08/19/2026)COMPLIED WITH FWD ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) REP
- [SDR SWIA2026073176931](https://openairdocs.org/sdr/SWIA2026073176931.md): Antenna · out of limits · Jul 31, 2026 · N84378 · Emb ERJ170200LL
  > COMPLY WITH AFT ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) (C-CHECK RO 08/19/2026)COMPLIED WITH AFT ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) REP
- [SDR SWIA2026073176930](https://openairdocs.org/sdr/SWIA2026073176930.md): Antenna · out of limits · Jul 31, 2026 · N84378 · Emb ERJ170200LL
  > COMPLY WITH LT SIDE ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) (C-CHECK RO 08/19/2026)COMPLIED WITH LH SIDE ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44
- [SDR SWIA2026073176929](https://openairdocs.org/sdr/SWIA2026073176929.md): Antenna · out of limits · Jul 31, 2026 · N84378 · Emb ERJ170200LL
  > COMPLY WITH RH SIDE ATG ANTENNA PERMANENT REPAIR REF. DRAWING 170-2365-02-RS AND M-93 ERJ175-53-26-03 (EA ERJ4111-44) (C-CHECK RO 08/19/2026)COMPLIED WITH RH SIDE ATG ANTENNA PERMANENT REPAIR. REF DRAWING 170-2365-02-314 APPENDIX A. REPAIR PARTS WEIGH 398 GR
- [SDR CALA2026080218186](https://openairdocs.org/sdr/CALA2026080218186.md): Charger · inoperative · Jul 31, 2026 · N63820 · Boeing 737924ER
  > ISFD WILL NOT TURN ON. PERFORMED TROUBLESHOOTING IAW FIM 34-24-00-2, TASK 804, & WDM 34-24-15. FOUND NO OUTPUT VOLTAGE ON D4331J B12. REMOVED ISFD DEDICATED BATTERY CHARGER IAW AMM 34-24-03-000-801 AND AMM 20-10-07-000-801. INSTALLED SERVICEABLE ISFD DEDICA
- [SDR ABXA20260723333](https://openairdocs.org/sdr/ABXA20260723333.md): Iru · faulted · Jul 23, 2026 · N760CK · Boeing 767341
  > CREW ABORTED T/O AT 5KTS DUE TO AN IRU GOING OFFLINE WHICH AFFECTED THE NAVIGATION. AFTER ABORTING T/O, THE ISSUE CLEARED. AFTER CHECKING WITH MAINTENANCE CONTROL IT WAS DETERMINED THEY COULD CONTINUE SINCE THE ISSUE CLEARED. A/C RETURNED TO SERVICE.
- [SDR CALA2026052716560](https://openairdocs.org/sdr/CALA2026052716560.md): Warning Message · false activation · May 26, 2026 · N27283 · Boeing 7378
  > ILS 22L EWR GS NEVER CAPTURE THEN DISSAPEAR AT 1500FT ESFR REQUIRED DUE TO CREW ADVISING THEY HAD TO PERFORM A GO-AROUND FOR ILS AND GS ISSUE REMOVED SFR REQUIRED, NOT REQUIRED PER GMM 04-20-05. PERFORMED ILS OPERATIONAL TEST NO FAULTS FOUND REF 34-31-00-710-8
- [SDR CALA2026052716564](https://openairdocs.org/sdr/CALA2026052716564.md): Adiru · faulted · May 25, 2026 · N39728 · Boeing 737724
  > ON ROTATION R IRS FAULT LIGHT ILLUMINATED. DOES NOT EXTINGUISH COMPLETED ADIRU BITE FIM TASK 34-21 TASK 801, CURRENT STATUS R ADIRU, REPLACED RT ADIRU, OPS CHECK GOOD MM 34-21-00
- [SDR S2KA202604290001](https://openairdocs.org/sdr/S2KA202604290001.md): Indication Sys · faulted · Apr 28, 2026 · N724SA · Lear 31A
  > MOMENTARY LOSS OF AIRSPEED AND ALTIMETER. HAPPENED 2 TIMES IN FLIGHT.
- [SDR TSAA2026042400002](https://openairdocs.org/sdr/TSAA2026042400002.md): Symbol Generator · failed · Apr 24, 2026 · N405YK · Boeing 737436
  > CAPTAINS SIDE EFIS DISPLAYS WENT BLANK. NR 1 SG FAILED.
- [SDR CALA2026041715460](https://openairdocs.org/sdr/CALA2026041715460.md): Adiru · faulty · Apr 15, 2026 · N228UA · Boeing 777222
  > TCAS EICAS AND -TCAS FAI L- ON ND. TRIED L/R CYCL ED. NO HELP. C ALLED TOMC MMSG 34-28801 CAPTURED IN AHM BUT NOT AUTOMATICALLY CORRELATED TO TCAS FAILURE ADVISORY/STATUS. IN FIM THIS MMSG DOES CORRELATE TO OBSERVED TCAS FAILURE. OTHER ADIRU FAULTS CAPTURED IN
- [SDR ANCF20260413008](https://openairdocs.org/sdr/ANCF20260413008.md): Receiver · faulted · Apr 11, 2026 · N954AV · Airbus A320214
  > LOSS OF COMPLETE NAVIGATION AFTER TAKE OFF, IAW AMM 34-36-00-860-801-A RESET OF THE MULTI MODE RECEIVER WAS PERFORMED TEST SATISFACTORY IAW AMM 22-96-00-710-001-A OPERATIONAL TEST OF THE AFS WAS PERFORMED AMM REV 76 TEST PASSED FAC 2 FMGC 1 AND 2 PASSED FOR O
- [SDR R61A2026041000103](https://openairdocs.org/sdr/R61A2026041000103.md): Mau · failed · Apr 10, 2026 · N227JQ · Emb ERJ170200LR
  > ON FINAL APPROACH AVNX MAU 2A FAIL, AVNX MAU 3B FAIL, DC BUS 2 OFF, AND NUMEROUS ASSOCIATED MESSAGES. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. PERFORMED OPS CHECK, OPS CHECK GOOD. "
- [SDR VNAA2026032414702](https://openairdocs.org/sdr/VNAA2026032414702.md): Panel · odor · Mar 22, 2026 · N615NN · Cndair CL6002D24
  > UNIDENTIFIED BURNING SMELL. SUSPECT PBS PANEL / REMOVED AND REPLACED PBS IAW CRJ 900 AMM 23€“32€“01€“000/400€“801. NO FURTHER SMELL FOUND. RAN PACKS AND RECIRCULATING FANS.
- [SDR TSAA2026030900001](https://openairdocs.org/sdr/TSAA2026030900001.md): Symbol Generator · failed · Mar 7, 2026 · N405YK · Boeing 737436
  > NR 1 SYMBOL GENERATOR FAILED.
- [SDR CALA2026022414051](https://openairdocs.org/sdr/CALA2026022414051.md): Navi Database · disengaged · Feb 21, 2026 · N17326 · Boeing 7378
  > VNAV DISENGAEGED AFTER TAKEOFF. WAS ABLE TO RENGAGE THROUGH ABT 7000 FEET PICTURE ATTACHED PERFORMED SENSOR STATUS CHECK ON BOTH FLIGHT MANAGEMENT COMPUTERS AND BOTH THE LEFT AND RIGHT FMC FAILED THE NETWORK FILE SERVER. FOLLOWED FIM 22-11 TASK D21. FOUND MSG
- [SDR CALA2026021813869](https://openairdocs.org/sdr/CALA2026021813869.md): Adiru · faulty · Feb 15, 2026 · N13716 · Boeing 737724
  > ACFT RELEASED BACK TO SERVICE AFTER EXPERIENCING A DIVERSION O R AIR TURN BACK DUE TO A MECHANICAL REASON LOCKED BY SYSTEM. AIR DATA INERTIAL REFERENCE UNIT - INSTALLATION, AMM REFERENCE: TASK 34-21-01-400-801, OPS CHECK OK. PERF LAND VERIFY TEST,AMM REFERENCE
- [SDR SWIA2026020775317](https://openairdocs.org/sdr/SWIA2026020775317.md): Antenna · corroded · Feb 7, 2026 · N613SK · Cndair CL6002C10
  > FOUND CORROSION AROUND 3 SCREW HOLES UNDER LH ATC L-BAND ANTENNA (C-CHECK RO 02/22/2026)REPAIRED CORROSION AROUND 3 SCREW HOLES UNDER LH ATC L-BAND ANTENNA WITH REFERENCE TO REO 670-53-21-2811 REV "--" DATED 2026-02-08 "DISPOSITION FOR BLENDED DAMAGE TO UPPE
- [SDR DALA2026020200757](https://openairdocs.org/sdr/DALA2026020200757.md): Mmr · not reported · Jan 31, 2026 · N967AT · Boeing 717200
  > REMOVED MMR 2 IAW ER/A 625937-14. INSTALLED MMR 2 PER ER/A 625937-14 REV. B (1428881)
- [SDR 141A2026013000001](https://openairdocs.org/sdr/141A2026013000001.md): Coordinator · faulted · Jan 30, 2026 · N803F · Cessna 208B
  > AFTER TAKING OFF FROM HRO TO FLY TO DFW MY SELF FO NOTICED THE PIC SIDE HEADING COORDINATOR WAS SWINGING ERRATICALLY AND THE RED HEADING FLAG WAS DISPLAYED. AFTER TALKING IT OVER WITH HIM WE MADE THE DECISION TO TURN AROUND TO GO BACK TO HRO SINCE WE WASN’T TO
- [SDR DXTA2026010906468](https://openairdocs.org/sdr/DXTA2026010906468.md): Air Data Module · faulted · Jan 6, 2026 · N749QS · Bombdr BD1001A10
  > AT FL360 WE RECEIVED AMBER EFIS MISCOMPARE WITH AMBER ATL. THE RIGHT SIDE READ 200¿ LOWER THAN THE LT & STANDBY. WHEN SELECTING AIR DATA 1 PER THE CHECKLIST. RECEIVED FOLLOWING CYAN FAULTS: FLAPS FAULT, R ENG THRUST FAULT, L ENG THRUST FAULT, STAB TRIM FAU
- [SDR SIMA202512296001](https://openairdocs.org/sdr/SIMA202512296001.md): Reference Unit · failed · Dec 26, 2025 · N750BD · Emb ERJ170100SE
  > LOST MULTIPLE NAV SYSTEMS AT 11,000FT WE LOST AUTO THROTTLE AND SHORTLY AFTER, AUTOPILOT FAILED. A FEW MINUTES LATER IRS 2 FAILED ALONG WITH FO ATTITUDE INDICATOR. APPR 1 AND APPR 2 NOT AVAILABLE MESSAGES APPEARED SUBSEQUENTLY ALONG WITH STICK SHAKER ANTICIPAT
- [SDR R61A2025121600546](https://openairdocs.org/sdr/R61A2025121600546.md): Power Supply · faulted · Dec 20, 2025 · N131HQ · Emb ERJ170200LR
  > DURING DECENT INTO JFK THEY HAD A MAU2B FAIL, RECEIVED MULTIPLE FAULT MESSAGES ELE L AND R FAIL, GND PROX FAIL, ADS 2 FAIL, TERRAIN FAIL, WINDSHEAR FAIL, ADSP 3 FAIL, TAT 2 FAIL EMERGENCY DECLARED, LANDED WITHOUT INCIDENT, REMOVED AND REPLACED POWER SUPPLY ON
- [SDR 3EJA202601150007](https://openairdocs.org/sdr/3EJA202601150007.md): Static Line · faulted · Dec 18, 2025 · N839JS · Cessna 560XL
  > WE LOST THE CAPTAIN AND FO’S ALTITIMER, ALTITUDE SELECT AT NIGHT IN MOUNTAINOUS TERRAIN. PURGED PILOT AND COPILOT STATIC SYSTEM, FOUND PILOT SIDE FITTING ON THE MOISTURE DRAIN VALVE LOOSE.
- [SDR YENA2025121501201](https://openairdocs.org/sdr/YENA2025121501201.md): Control Panel · odor · Dec 14, 2025 · N3276J · Airbus BD5001A11
  > FLT#1007, BOS-BNA. AT FL 360 A STRONG ELECTRICAL ODOR WAS IDENTIFIED. ABOUT 5 MIN LATER SMOKE WAS COMING OUT OF GLARE SHEILD BEHIND THE VERTICAL SPEED DN + UP CONTROL WHEEL. SMOKE APPEARED 3 TO 4 TIMES DURING DECENT; INSPECTED WIRING AND COMPONENTS BEHIND AND
- [SDR K11A2025120200361](https://openairdocs.org/sdr/K11A2025120200361.md): Control Panel · faulted · Dec 2, 2025 · N403CK · Boeing 7374Q8
  > MODE CONTROL PANEL FROZE IN FLIGHT, WITHOUT THE ABILITY TO CHANGE ANY MODE (COURSE) ALT, HLD, SPEED, N1, HDG SEL, LNAV, VNAV, FD MASTER SIDE. AUTO THROTTLE CONTINUED TO WORK. AUTO PILOT A OR B WOULD NOT ENGAGE. AWAITING TROUBLESHOOTING. OPEN
- [SDR CALA2025120211689](https://openairdocs.org/sdr/CALA2025120211689.md): Switch · out of position · Nov 27, 2025 · N665UA · Boeing 767322
  > AIRSPEED INDICATION ON BOTH CAPT'S AND FO SIDES LIMITED TO 265 KTS PER CREW REPORT. ON ARRIVAL, INSPECTED E&E COMPARTMENT AND FOUND S591 ALTERNATE VMO/MMO SWITCH IN ALTERNATE POSITION. THIS POSITION LIMITS VMO/MMO BARBER POLES. POSITIONED SWITCH TO NORMAL AND
- [SDR ANCF2025111835](https://openairdocs.org/sdr/ANCF2025111835.md): Gpws · abnormal · Nov 18, 2025 · N743AV · Airbus A320214
  > GPWS FAULT AND ALERTING INFLIGHT DURING CLIMB - GPWS AS PER AMM 34-36-31--000-001/400-001 MMR 1 WAS REPLACED OPERATIONAL TEST WAS ACCOMPLISHED CAT III TEST WAS PERFORMED TEST OK
- [SDR IPXA2025110741913](https://openairdocs.org/sdr/IPXA2025110741913.md): Fwc · faulted · Nov 6, 2025 · N147UP · Airbus A300F4622R
  > AIR TURN BACK, AFTER TAKEOFF, RECEIVED IAS DISCREPANCY. ALT DISCREPANCY, TAT FAULT & FUEL. AFT TO TRANSFER NOT AVAILABLE. NUMEROUS SELCAL AUDIO TONES. ALT ALERT €ŒC€? CHORD SOUNDED 9000 FEET FROM TARGET ALTITUDE. CLEANED AND RESEATED FWC AND ACCOMPLISHED OPE
- [SDR CHIA202510229834](https://openairdocs.org/sdr/CHIA202510229834.md): Encoder · arced · Oct 21, 2025 · N168CH · Boeing 1072
  > AIRCRAFT RETURNED TO BASE, WITH PILOTS REPORTING A BURNT ELECTRICAL SMELL, AND DIMMED EHSI. INSPECTED EHSI, AND ASSOCIATED WIRING, FINDING NO SIGNS OF DAMAGE. ULTIMATELY FOUND ALTITUDE ENCODER IN LH AVI CLOSET LOOSE FROM IT'S MOUNT PLATE, AND SIGNS OF ARCING T
- [SDR VNAA20251015076](https://openairdocs.org/sdr/VNAA20251015076.md): Cleat · corroded · Oct 17, 2025 · N501BG · Cndair CL6002C10
  > AV SUPPORT CLEAT ON STR21R AT FS333.00 IS SEVERELY CORRODED. REMOVED AND REPLACED SUPPORT CLEAT IAW CRJ-700 SRM'S 51-42-06-001-001-A01, 51-42-21-001-001-A01, AND 51-40-11-001-001-A01.
- [SDR 2025FA0000760](https://openairdocs.org/sdr/2025FA0000760.md): Solenoid · corroded · Oct 12, 2025 · N366HP · Beech A36
  > I MOVED THE GEAR LEVER INTO THE UP POSITION AFTER TAKEOFF IN VFR CONDITIONS. THE PANEL INDICATED A LOW VOLTAGE WARNING THEN THE GLASS PANEL (G500, GTN 750/650, EDM 900) WENT BLANK ALONG WITH OTHER ELECTRICAL DASH INDICATIONS INCLUDING THE GEAR LIGHTS. I CYCLE
- [SDR ABXA20250920234](https://openairdocs.org/sdr/ABXA20250920234.md): Module · faulted · Sep 20, 2025 · N650GT · Boeing 767231
  > ON TAXI OUT, WARN ELEX MSG APPEARED AND WAS UNABLE TO RESET. ACFT RETURNED TO THE GATE (BTB) AND MAINTENANCE GROUNDED ACFT, MTX PERFORMED BITE PROCEDURES 31-51 TREE 801 MSG CLEARED A/C OK FOR SERVICE. ACFT RETURUNED A SECOND TIME AND MESSAGE WAS CLEARED, FO
- [SDR CALA2025090408479](https://openairdocs.org/sdr/CALA2025090408479.md): Adiru · faulty · Sep 1, 2025 · N27260 · Boeing 7378
  > LEFT IRS FAULT. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. INTERGATED MX PAGES AND FOUND STATUS MGS "STALL WARNING SYS L". CHECKED INBOUND FAULTS, ALL FAULTS ARE NOT ACTIVE EXCEPT THE FAULT FOR STALL WARNING SY
- [SDR AALA202508181923](https://openairdocs.org/sdr/AALA202508181923.md): Adiru · faulted · Aug 17, 2025 · N157UW · Airbus A321211
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO BOS DUE TO THE FLIGHT CREW REPORTING THAT ON INITIAL CLIMB OUT GOT NAV FM/GPS POS DISAGREE. CAPTAIN SIDE NAV LOOKED NORMAL; FO SIDE NAV WAS MALFUNCTIONING. STOPPED CLIMB TO ASSESS, T
- [SDR FXTA20250815001](https://openairdocs.org/sdr/FXTA20250815001.md): Ahrs · faulted · Aug 13, 2025 · N190BA · Cessna 208B
  > AHRS #1 & 2 FAILED, HEADING RED "X", LOSE OF SYNTHETIC VISION; GRS #1 S/N: 45T003846, GRS #3 S/N: 45T003702, GMU #1 1CM0333444. GMU #2 S/N: 1CM033471, REMOVED, INSPECTED, REINSTALLED. AHRS SYSTEM POST-MX CHECK PERFORMED. AHRS ADJUSTMENT/TEST, PITCH/ROLL OFFSET
- [SDR 2025F00211](https://openairdocs.org/sdr/2025F00211.md): Guide · missing · Aug 12, 2025 · N958SP · Cessna 208B
  > FOUND G1000 GUIDE MISSING, RETURNED TO GATE AND MX REPLACED
- [SDR SWIA202512090716](https://openairdocs.org/sdr/SWIA202512090716.md): Antenna · corroded · Jul 16, 2025 · N558GJ · Cndair CL6002C11
  > ADF ANTENNA HAS CORROSION AROUND FASTENER HOLES. REPAIRED AREA AROUND ADF ANTENNA FASTENER HOLES IAW REO 670-53-31-1065 REV -. INSTALLED 4EA LOCK FASTENERS IAW SRM 51-42-21-001-001-A01, REV 38.
- [SDR SIMA20250714001](https://openairdocs.org/sdr/SIMA20250714001.md): Module · failed · Jul 14, 2025 · N279MQ · Emb ERJ170200LR
  > DURING TAKEOFF AND BELOW 80 KNOTS MASTER CAUTIONS GND PROX FAIL, TERRAIN FAIL, AND WINDSHEAR FAIL APPEARED. REJECTED TAKEOFF INITIATED AND AIRCRAFT REACHED A SPEED OF 110KIAS MAX. MASTER CAUTIONS EXTINGUISHED AS THRUST LEVERS WERE PULLED BACK TO IDLE. THRUST R
- [SDR SIMA20250615001](https://openairdocs.org/sdr/SIMA20250615001.md): Indication Sys · faulted · Jun 15, 2025 · N217NN · Emb ERJ170200LR
  > REJECTED TAKEOFF JUST PAST 80KTS. DURING ROLL ALL TAKEOFF DATA DROPPED OUT. NO BRAKE OVERTEMP PEAK TEMP 398. NO TO DATA EICAS MESSAGE APPEARED AFTER INITIALIZING REJECTION. RE ENTERED T/O DATA NO DEFECTS NOTED REF FIM TASK 76-00-00-810-801-A
- [SDR 3EJA2025091701125](https://openairdocs.org/sdr/3EJA2025091701125.md): Power Supply · failed · Jun 11, 2025 · N938JS · Cessna 680CE
  > AT CRUISE, 43000’ LEVEL FLIGHT, MAU #1 FAIL ANNUNCIATOR CAME ON. GAINED ACCESS TO MAU. R & R FAULTY POWER SUPPLY WITH INSPECTED POWER SUPPLY.
- [SDR FXTA20250610001](https://openairdocs.org/sdr/FXTA20250610001.md): Indicator · faulted · Jun 9, 2025 · N190BA · Cessna 208B
  > HEADING INDICATOR RED "X" THEN CAME BACK IN A FEW MINUTES, ALL WHILE ON THE GROUND. SYNTHETIC VERSION ALSO LOST BECAUSE OF RED "X". TROUBLESHOOT AND COULD NOT DUPLICATE.
- [SDR SCNA20250609202](https://openairdocs.org/sdr/SCNA20250609202.md): Clamp · unsecure · Jun 8, 2025 · N841SY · Boeing 7378
  > WORK ORDER 88477, NR00094: DURING GROSS INT. HYD. SYS. LEAKAGE CHECK, WHEN PLACING AMP.-CLAMP IN EMDP RELAY (P92), IT CREATED AN ELECTRIC ARC AND FLAMED THE COATING OF THE CABLES. CABLES IN P92 WERE REPAIRED PER B737-800 SWPM 20-10-13 AND EMDP TEST WAS PERF
- [SDR CALA2025052905086](https://openairdocs.org/sdr/CALA2025052905086.md): Indicator · faulty · May 26, 2025 · N76010 · Boeing 777224
  > *A/R* DUE TO LOSS OF ALTITUDE AND SPEED READOUTS ON THEIR INTEGRATED STANDBY FLIGHT DISPLAY.ISFD SPEED AND ALTITUDE FLAGS REPLACED ISFD. OPS. CK. GOOD. TEST RESULT DISPLAYS TEST OK. REF AMM-34-24-02-400-801.
- [SDR 454A20250519001](https://openairdocs.org/sdr/454A20250519001.md): Efis · interference · May 19, 2025 · N491HC · Bolkms BK117C2
  > WHILE PASSING OVER A 5G COMMUNICATIONS TOWER, JUST EAST ON HCA KINGWOOD HOSPITAL, KINGWOOD, TX, THE HELICOPTER HAD AN ARRAY OF CAUTIONS WITH THE GENESIS. THE PIC STATED, “JUST STARTED THROWING ALL KINDS OF CAUTIONS ON THE GENESIS AND THEN KICKED OFF MY UPPER M
- [SDR AALA202505135812](https://openairdocs.org/sdr/AALA202505135812.md): Computer · faulted · May 12, 2025 · N9015D · Airbus A319115
  > AIRCRAFT WAS GROUNDED: WHILE MAINTENANCE WAS PERFORMING AVIONICS VENTS RESETS, STRONG BURNING ELECTRICAL SMELL IN FLIGHT DECK. FOUND SOURCE OF ODOR TO BE AVIONICS FANS OVERHEATING DUE TO SKIN AIR VALVES NOT OPENING. INTERROGATED MCDU AND FOUND SKIN AIR OUTLET
- [SDR CALA2025051204618](https://openairdocs.org/sdr/CALA2025051204618.md): Switch · out of position · May 8, 2025 · N17133 · Boeing 757224
  > AIRSPEED INDICATORS SHOWING/RED LINING AT 268 KNOTS CREW DEBRIEF REPORTS AIRSPEED INDICATON ON ALL FLIGHT DECK INDICATORS MATCHED. ON TAKEOFF AIRSPEED WAS NORMAL WITH FLAPS DOWN, CREW RETRACTED FLAPS AND NOTICED AIRSPEED RED FLAG SHOWED AT 268 KNOTS. WHEN CREW

Next page: https://openairdocs.org/jasc/3400/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 = '3400'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/3400/reports

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