# Service difficulty reports: N685UA

A list on [N685UA](https://openairdocs.org/aircraft/N685UA.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR CALA2026082018758](https://openairdocs.org/sdr/CALA2026082018758.md): Access Panel · misinstalled · Aug 19, 2026 · N685UA · Boeing 7673CB · Wing, Plate/Skin
  > DURING TOWING, LT FUEL LEAKAGE FROM LT SURGE TANK, ACCESS PANEL 541XB. FOUND PANEL HAD BEEN INSTALLED 180 DEGREES OUT OF ALIGNMENT, WITH MISPOSITIONED ALIGNMENT DOWEL THE LIKELY CAUSE FOR FUEL LEAK. FOD CHECK BEFORE PANEL. NO FOD NOTED. INSTALLED THE TANK
- [SDR CALA2026051316216](https://openairdocs.org/sdr/CALA2026051316216.md): Oil System · leaking · May 12, 2026 · N685UA · Boeing 7673CB · Turbine Engine Oil System
  > POWER PLANT OIL QUANTITY (01=L ENG, 02=R ENG) ZERO, ENGINE OIL P RESSURE WAS (ZERO, LOW) R ENG OIL QUANTITY AND PRESSURE AT 0 AFTER START. ENGINE OIL WAS 22 PRIOR TO START ENG 2 CREW REPORTED THAT RIGHT ENGINE WAS STARTED WITH NORMAL OIL PRESS / QTY, BUT OIL W
- [SDR CALA2025090208377](https://openairdocs.org/sdr/CALA2025090208377.md): Fan · odor · Aug 31, 2025 · N685UA · Boeing 7673CB · Air Distribution Fan
  > 2H10 IN FLIGHT HAD VIBRATION BEHIND CA DISPLAYS FOLLOWED BY EL ECTIC SMELL. MODERATE LOCKED FOR FIX REMOVED AND REPLACED THE FORWARD RACK EXHAUST FAN PER THE BOEING 767 AMM TASK 21-58-06-404-146. PERFORMED OPERATIONAL TEST OF THE EXHAUST FAN AND FOUND NO DEF
- [SDR CALA2025090208345](https://openairdocs.org/sdr/CALA2025090208345.md): Exhaust Fan · odor · Aug 31, 2025 · N685UA · Boeing 7673CB · Air Distribution Fan
  > DUE TO ODOR IN CABIN, PERFORM CONDITIONAL INSPECTIONS PER AMM 05-51-56 COMPLIED WITH REQUIREMENTS DETAILED IN AMM05-51-56-940-801-C1. FROM CREW DEBRIEFING THE SOURCE OF ODOR WAS DETERMINED TO BE THE E/E EQUIPMENT EXHAUST FAN. ITEM CORRECTED ON LOG6118228.
- [SDR CALA2025082208052](https://openairdocs.org/sdr/CALA2025082208052.md): Pca · faulted · Aug 21, 2025 · N685UA · Boeing 7673CB · Stabilizer Control System
  > REPORTED A SPOILERS EICAS, OVERHEAD LIGHT SHORTLY AFTER TAKEOFF. TROUBLESHOOTING INCLUDED BITE OF SCM 1L AND MEGGER CHECKS ON EXCITATION WIRING TO SPOILERS NR 2 & 11, WITH NO SHORTS FOUND. MAINTENANCE REPLACED THE NR 2 SPOILER PCA. OPS AND LEAK CHECKS SATIS
- [SDR CALA2025042404195](https://openairdocs.org/sdr/CALA2025042404195.md): Probe · contaminated · Apr 23, 2025 · N685UA · Boeing 7673CB · Fuel Indicating System
  > LEFT FUEL GAUGE ERATTIC IN FLIGHT. WENT BLANK 3 TIMES. EICAS FUE L CONFIG SEVERAL TIMES.AS PER INBOUND FLT CREW ERRATIC DIPS IN L/H FUEL QTY OF 2500-3000 PNDS AND THEN FUEL L/H QTY BLANKING OUT, ALSO FUEL TEMP AND TOTAL FUEL QTY BLNAKED OUT CALCULATED FUEL BUR
- [SDR CALA2024121201490](https://openairdocs.org/sdr/CALA2024121201490.md): Panel · missing · Dec 10, 2024 · N685UA · Boeing 7673CB · Wing Main, Frame Structure
  > PDA 2 FOUND MISSING PANEL FOR LEFT LOWER LE WING AT STATION 798. INSTALLED NEW PANEL AS PER AMM 20-00-00. REF LOG PAGE 3160610 FOR CORRECTION ACTION. PICTURES
- [SDR CALA2024110701066](https://openairdocs.org/sdr/CALA2024110701066.md): Outflow Valve · stuck · Nov 6, 2024 · N685UA · Boeing 7673CB · Pressure Regulator/Outflow Valve
  > CABIN DIDNT PRESSURIZE ON CLIMB COCKPIT ALT WRNING MASKS DIDNT D EPLOY ACD BITE TEST OF AUTOMATIC CABIN PRESSURE CONTROLLERS PER AMM 21-31-00-705-001 AND NO FAULTS WERE RECORDED, ACD VERIFY MODE AND ALL COMPONENTS CHECKED OK IN CONTROLLER 1 AND CONTROLLER 2. W
- [SDR CALA2024090900599](https://openairdocs.org/sdr/CALA2024090900599.md): Light · broken · Sep 8, 2024 · N685UA · Boeing 7673CB · Emergency Lighting
  > EMERGENCY PATHWAY LIGHTING FWD OF GALLEY 2 AT STOWAGE 235 FOUND BROKEN. EMERGENCY PATHWAY LIGHTING AT STOWAGE 235 REPLACED AS PER SWPM 20-30. TESTED NOW OK.PARTS USED:00-0363-3-0179,QTY:1 00-0363-3-0074,QTY:1 25-3351-3-0008,QTY:1
- [SDR CALA2024090900598](https://openairdocs.org/sdr/CALA2024090900598.md): Light · broken · Sep 8, 2024 · N685UA · Boeing 7673CB · Emergency Lighting
  > EMERGENCY PATHWAY LIGHTING AFT OF GALLEY 2 AT STOWAGE 236 FOUND BROKEN.EMERGENCY PATHWAY LIGHTING AT STOWAGE 236 REPLACED AS PER SWPM 20-30. TESTED NOW OK.PARTS USED: 00-0363-3-0179,QTY:1 00-0363-3-0074,QTY:1 25-3351-3-0008,QTY:1
- [SDR CALA2024051301449](https://openairdocs.org/sdr/CALA2024051301449.md): Windshield · failed · May 9, 2024 · N685UA · Boeing 7673CB · Flight Compartment Windows
  > FO WINDSHIELD FWD SHATTERED AT F360 PRESSURIZATION NORMAL. FO WINDSHIELD REPLACED IAW AMM 56-11-01/401.
- [SDR CALA2024040901011](https://openairdocs.org/sdr/CALA2024040901011.md): Transmitter · intermittent · Apr 1, 2024 · N685UA · Boeing 767324 · Hydraulic Power System
  > REJECTED T/O FOR R HYD QTY EICAS MSG. AFTER CLEARING RWY R HYD Q TY DECREASED TO 0.00 REQUEST MEL 2933E VERIFIED RIGHT HYDRAULIC QTY IS FULL PER SIGHT OK TO CONTINUE AS PER MEL 2933E DDP C/W PLACARD INSTALLED HAS BEEN RECENTLY REPLACED. 7394802). QUANTITY TRA
- [SDR CALA2023120103512](https://openairdocs.org/sdr/CALA2023120103512.md): Processor · faulty · Nov 27, 2023 · N685UA · Boeing 767300 · Aircraft Fuel System
  > RIGHT WING FUEL QTY AND TOTALIZER DISPLAY BLANK FOUR TIMES FOR U P TO 5 MINUTES AT A TIME CREW VERBAL REPORT, THE RIGHT WING TANK AND FUEL TOTAL QTY INDICATION RECOVERED AND REMINED ON DURING APPRACH AND LANDING.(CENTER TANK PUMPS SELECTED OFF) BITE CHECKED FU
- [SDR CALA2023111003317](https://openairdocs.org/sdr/CALA2023111003317.md): Pimu · warning message · Nov 9, 2023 · N685UA · Boeing 767324 · Engine Indicating System
  > DURING TO ROLL AT 40/60 KNOTS R EEC FAIL ILLUM WITH ASSOCIATED I CAS. R EEC ALTN ILUMINATED MAINT STS ABORTED T/O INSPECTED TIRES AND BRAKES. NO DAMAGE FOUND. REF AMM 32-40-00. RESET R PIMU REF AMM 77-35-01 CREW EGR TWICE CURENTLY NO MSG CONT ON LP 6251423 AND
- [SDR CALA2023102703197](https://openairdocs.org/sdr/CALA2023102703197.md): Eec · warning message · Oct 25, 2023 · N685UA · Boeing 767300 · Engine Fuel and Control
  > REJECTED T/O FOR ENG EEC MODE R TALKED WITH CREW THEY SAID THEY COMPLIED WITH QRH FOR RH EEC MODE MESSAGE AND MESSAGE WENT AWAY AND EEC IS BACK IN NORMAL MODE WITH NO FURTHER MESSAGE. HE DID NOT WANT TO HAVE EEC MODE PLACED ON MEL 7321AG DUE TO IT IS NORMAL A
- [SDR CALA2023101003010](https://openairdocs.org/sdr/CALA2023101003010.md): Probe · defective · Oct 6, 2023 · N685UA · Boeing 767300 · Engine Fuel and Control
  > R ENG EEC MODE EICAS ON TAKEOFF ROLL AT 70KTS QRH CLEARED MESSAG E. FOUND R EEC MODE AND R ENG PROBE HT MAINT MESSAGE. PERFORMED PIMU BITE IAW FIM 71-01 TASK 803. FOUND FAULT EEC CH-A/B T2/P2 PROBE HT. NEED TO PERFORM FIM TASK 71-01 TASK 815 REF PIC FOR FAULT
- [SDR CALA2023092702894](https://openairdocs.org/sdr/CALA2023092702894.md): Eec · unknown · Sep 24, 2023 · N685UA · Boeing 7673CB · Engine Fuel and Control
  > R EEC MODE MSG ON T/O ABORTED T/O FIXED W/ CHECKLIST PER CREW - LOW SPEED ABORT AT 70 KTS. BRAKE TEMPS ARE ALL READING 1. CREW FOLLOWED QRH PROCEDURE FOR EEC MODE IN ALT. EEC NOW OPERATING NORMALLY IN NORMAL MODE. AIRCRAFT IS OK TO CONTINUE.
- [SDR CALA2023020300311](https://openairdocs.org/sdr/CALA2023020300311.md): Module · not entered · Feb 1, 2023 · N685UA · Boeing 767300 · Flight Control System
  > SELECTED FLAPS ONE. GOT TRAILING EDGE DISAGREE. QRH RUN. UNEVENT FUL LANDING. REPLACED FLAP STAB MODULE.PARTS USED:76-2754-9-0001,QTY:1ROTABLE PARTS CHANGE WAS INDICATED - TT # 1147533 SN OFF 2812 FIM TASK 27-51 FAULT TREE 810 ACTIONED, FSEU BITE TEST SHOWED
- [SDR CALA2022061301486](https://openairdocs.org/sdr/CALA2022061301486.md): Stiffener · cracked · Jun 10, 2022 · N685UA · Boeing 7673CB · Fuselage Main, Structure
  > SUPPORT TASK - EA5310-07143 REV D OP002 RH NOSE WHEEL WELL VERTICAL STIFFENER ON STA287 BETWEEN WL159 TO 185 FOUND 2EA CRACKED. TRANSFER REF NON - ROUTINE WO.813498 AND ORIGINATED BY V914372 RH NOSE WHEEL WELL VERTICAL STIFFENER ON STA287 BETWEEN WL159 AND WL1
- [SDR CALA2022050401127](https://openairdocs.org/sdr/CALA2022050401127.md): Generator · leaking · May 3, 2022 · N685UA · Boeing 767300 · AC Inverter
  > L GEN DRIVE LIGHT. DISCONNECTED GEN PER QRC PER FIM 24-22-00, BITE OF BPCU SHOWED MSG ''SERVICE IDG'' FOR LEFT APPROX 1 GAL AND INSPECTED IDG OIL AND SCAVENGE FILTER WITH NO NOT EXTENDED. RECONNECTED LEFT GEN AND PERF IDLE RUN AND LEAK GEN. ON INSPECTION OF L
- [SDR CALA2022011000099](https://openairdocs.org/sdr/CALA2022011000099.md): Slat · false indication · Jan 9, 2022 · N685UA · Boeing 767300 · Leading Edge Slat Position Indicating System
  > *EMERGENCY DECLARED* LE SLAT DISAGREE ON FINAL ABOUT 1900 FT DURING FINAL CONFIG C/W FIM 27-81 FAULT TREE 815 LE SLATS OPS CHECK GOOD DURING EXTENSION AND RETRACTION 2X NO MESSAGES.
- [SDR CALA2021070501024](https://openairdocs.org/sdr/CALA2021070501024.md): Skin · dented · Jul 3, 2021 · N685UA · Boeing 7673CB · Cargo/Baggage Doors
  > ON WALK AROUND FOUND SMALL DENT FWD LOWER RIGHT HALF OF CARGO DOOR. FWD AFT CARGO DOOR LEADING EDGE DENT 52-30-01 ALLO. DMG 1 EVALUATED DAMAGE TO AFT CARGO DOOR FWD EDGE NEAR LWR CORNER, DMG CONCIST OF A SMALL CRACK 1/4", SEAL RETAINER IS DENTED. REF. SRM FOU
- [SDR CALA2020100701157](https://openairdocs.org/sdr/CALA2020100701157.md): Battery · discharged · Oct 2, 2020 · N685UA · Boeing 7673CB · Emergency Lighting
  > 767 - RETURN TO A SERVICEABLE CONDITION AFTER ACTIVE STORAGE PROGRAM - EMERGENCY EXIT LIGHTS INOP ROWS 20 THRU 23 FOUND EMERGENCY BATTERY CHARGER HAS CORROSION AND POWER SUPPLY BATTERY COULD NOT RECHARGE. LOCATION IS BEHIND VENT GRILL BELOW R/H OVERWING EMERG
- [SDR CALA2019080401306](https://openairdocs.org/sdr/CALA2019080401306.md): Door Sill · corroded · Aug 2, 2019 · N685UA · Boeing 7673CB · Fuselage Miscellaneous Structure
  > AFT CGO FR58 DOOR SILL FLR SUPPORT WEB FND CORROSION,REF NON-ROU TINE NO.9482109 - ORIGINATED BY EMP:V902716,SPEC NO.A3NB-05-3-60 22. PERFORMED BY EMP:V902716 ON NON-ROUTINE NO.9482109 - AFT CGO FR5 8 DR SILL FLR SUPT WEB,REMOVED&RPLD PER SRM51-42-11 REV.128&S
- [SDR CALA2019072901273](https://openairdocs.org/sdr/CALA2019072901273.md): Seat Track · corroded · Jul 28, 2019 · N685UA · Boeing 7673CB · Fuselage, Seat/Cargo Attach Fittings
  > FR 19-21 Y-1292 SEAT TRACK FND CORROSION. REF NON-ROUTINE LOG PAGE: 9482356 - SPEC NO.A3NB-53-3-6038 FR19-21 Y-1292 SEAT TRACK CORROSION REMOVED PER SRM 51-74-00 REV 128, THE REWORK AREA CONFIRMED IS OUT OF SRM 53-11-15 ALLOWABLE DAMAGE LIMITS FIG002 REV128, T
- [SDR CALA2019072401246](https://openairdocs.org/sdr/CALA2019072401246.md): Skin · cracked · Jul 22, 2019 · N685UA · Boeing 7673CB · Wing, Plate/Skin
  > RT WING LOWER SKIN AT RIB 32, 1 EA FASTENER FOUND SKIN CRACK BETWEEN STR L6.5 AND REAR SPAR. RT WING RIB 32 STR L6.5 LOWER SKIN REPAIRED AS PER ECRA 5725-010 43 PART 1 INTERM REPAIR ITEM 1 ACCOMPLISHED. GENERATE DTA DIP TO ACCOMPLISH PERMANENT REPAIR PER ECRA
- [SDR CALA2019071401192](https://openairdocs.org/sdr/CALA2019071401192.md): Splice Plate · defective · Jul 11, 2019 · N685UA · Boeing 7673CB · Fuselage Main, Bulkhead
  > AD2016-13-3 SUPPORT TASK EA 5380-01118 REV A STA1582 39R FOUND 1EA FASTENER HOLE IN POOR CONDITION(THE THIRD HOLE COUNT FROM O/ B).REF NR LP 9131593 STA1582 S39R TO STR39L APB PRESSURE CHORD SPLICE PLATE REPAIRED AS PER ECRA 5311-02195 ATTACH MAINTENANCE WORK
- [SDR CALA2019071401191](https://openairdocs.org/sdr/CALA2019071401191.md): Skin · cracked · Jul 10, 2019 · N685UA · Boeing 7673CB · Fuselage Main, Plate/Skin
  > SUPPORT TASK EA5380-01178 REV A RT BETWEEN STA1640 AND 1654 STR FUSELAGE SKIN FOUND 2EA CRACKS AS MARKED. REF NR LP 9130486 REPAIRED PER SRM 53-80-01 REPAIR 7. REPAIR ACCOMPLISHED HKG NR# UNJ504874. PER SRM 53-80-01 REPAIR 7 PARA 5A. INITIAL INSPECTION THRESHO
- [SDR CALA2019062901077](https://openairdocs.org/sdr/CALA2019062901077.md): Tee Fitting · corroded · Jun 25, 2019 · N685UA · Boeing 7673CB · Fuselage Main, Attach Fittings
  > LT STA 955 TE FITTING FOUND CORROSION REF NR 9131496 LHS STA 955 T FTG REPLACED AND INSTALLED AS PER SRM 51-10-02 & SRM 51-40-02 & EA 5340-01478 REV E
- [SDR CALA201906301076](https://openairdocs.org/sdr/CALA201906301076.md): Tee Fitting · corroded · Jun 25, 2019 · N685UA · Boeing 7673CB · Fuselage Main, Attach Fittings
  > RT STA 995 TE FITTING FOUND CORROSION REF NR L/P 9131496 RHS STA 955 T FTG REPLACED & INSTALLED AS PER SRM 51-00-02 & SRM 51-40-02 & EA 5340-01478 REV E.

## 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 n_number = 'N685UA' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N685UA/reports

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