# Service difficulty reports: N194UA

A list on [N194UA](https://openairdocs.org/aircraft/N194UA.md).

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

Page 1 of 4 · 162 reports

- [SDR CALA2015030993404](https://openairdocs.org/sdr/CALA2015030993404.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > RIGHT CEILING EMER LIGHT INOPERATIVE BY 5J. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2015030993403](https://openairdocs.org/sdr/CALA2015030993403.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > RIGHT CEILING EMER LIGHT INOPERATIVE BY 4J SEAT. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2015030993402](https://openairdocs.org/sdr/CALA2015030993402.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > RIGHT CEILING EMER LIGHT INOPERATIVE BY SEAT 3. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2015030993401](https://openairdocs.org/sdr/CALA2015030993401.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > LEFT CEILING EMER LIGHT INOPERATIVE BY 3J. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2015030493212](https://openairdocs.org/sdr/CALA2015030493212.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > RIGHT CEILING EMER LIGHT INOPERATIVE BY 4J & 5J SEAT. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2015030493211](https://openairdocs.org/sdr/CALA2015030493211.md): Battery · discharged · Feb 27, 2015 · N194UA · Boeing 747422 · Emergency Lighting
  > LEFT CEILING EMER LIGHT INOPERATIVE BY 3 & 3J. REPLACED BATTERY & CHARGER. OPERATIONS CHECKED OK.
- [SDR CALA2014121692828](https://openairdocs.org/sdr/CALA2014121692828.md): Unknown · odor · Oct 12, 2014 · N194UA · Boeing 747422 · Air Distribution System
  > RIGHT BEFORE ENG START, BOTH APU GENS DROPPED OFF LINE, FOLLOWED BY STRONG ELEC ODOR. INSPECTED APU COMPARTMENT TO VERIFY NO DISCREPANCIES, NO DISCREPANCIES FOUND. VERIFIED NO ELEC ODORS PRESENT WHEN BOTH APU GENS OFF LINE & APU PNEUMATICS WORKING.
- [SDR CALA2014091292115](https://openairdocs.org/sdr/CALA2014091292115.md): Skin · damaged · Sep 10, 2014 · N194UA · Boeing 747422 · Fuselage Main, Plate/Skin
  > ACFT SUSTAINED DAMAGE TO UPPER SKIN PANELS AFT OF THE BULKHEAD. ECRA 5310-06235 ACCOMPLISHED FOR REPAIR.
- [SDR CALA2014050690977](https://openairdocs.org/sdr/CALA2014050690977.md): Unknown · malfunctioned · May 5, 2014 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHTS FLICKER IN FLIGHT. SUSPECT DOOR 1L SWITCH INTERMITTENT. CHECKED EMERGENCY LIGHTS SWITCH AT DOOR 1L, NO FAULT NOTED. UNABLE TO DUPLICATE THE PROBLEM. REVIEWED WORK HISTORY, REPLACED BATTERY PACK FOR ROW 22 - 26R M6006 AS PRECAUTIONARY. ACCO
- [SDR CALA2014013190269](https://openairdocs.org/sdr/CALA2014013190269.md): Spindle · corroded · Jan 31, 2014 · N194UA · Boeing 747422 · Trailing Edge Flaps
  > LT OTBD TE FLAP, INBD ACTUATOR ATTACH FITTING, SPINDLE, INNER BORE IS RUSTED & PITTED. REPLACED SPINDLE IAW 27-51 -46, OPERATIONS TESTED GOOD.
- [SDR CALA2013111392902](https://openairdocs.org/sdr/CALA2013111392902.md): Warning System · activated · Nov 12, 2013 · N194UA · Boeing 747422 · Air Distribution Fan
  > LT LOWER RECIRCULATING FAN STATUS MESSAGE DISPLAYED.
- [SDR CALA2013102392329](https://openairdocs.org/sdr/CALA2013102392329.md): Panel · punctured · Oct 19, 2013 · N194UA · Boeing 747422 · Aerodynamic Fairings
  > TWO PUNCTURE FOUND ON LT WING TO BODY FAIRING PANEL 291GL. MEASURING 3"X.375" & THE SECOND IS SEPARATED BY 3.375 IN & IS.75"X.250 L NO DELAM NOTED & THRU TO FIRST LAYER OF STRUCTURE.
- [SDR CALA2013100991901](https://openairdocs.org/sdr/CALA2013100991901.md): Transceiver · faulty · Oct 8, 2013 · N194UA · Boeing 747422 · HF Communications System
  > LT HF DOES NOT TRANSMIT OR RECEIVE. REPLACED LT HF TRANSCEIVER, OPERATIONS CHECKED IAW AMM.
- [SDR CALA2013100391691](https://openairdocs.org/sdr/CALA2013100391691.md): Torque Link · gouged · Oct 2, 2013 · N194UA · Boeing 747422 · Nose/Tail Landing Gear Strut/Axle
  > MAINT FOUND A GOUGE ON THE NLG TORQUE LINK LOWER LINK A GOUGE 1.75 IN LONG &.5 IN WIDE. THE GOUGE DEPTH IS 3-32 INCHES DEEP.
- [SDR CALA2013082190641](https://openairdocs.org/sdr/CALA2013082190641.md): Button · unsecure · Aug 19, 2013 · N194UA · Boeing 747422 · Audio Integrating System
  > MIC SEL CAP ON CAPTAIN`S RADIO CONTROL PANEL PA BUTTON CAME OFF. REPLACED AUDIO CONTROL PANEL.
- [SDR UALA2013021100801](https://openairdocs.org/sdr/UALA2013021100801.md): Unknown · malfunctioned · Feb 10, 2013 · N194UA · Boeing 747422 · Airborne Auxiliary Power Unit (APU) System
  > APU NO START.
- [SDR UALA2012092905525](https://openairdocs.org/sdr/UALA2012092905525.md): Light · inoperative · Sep 28, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT INOP FORWARD STAIRWELL AFT BULB. RELAMPED, OPS NORMAL.
- [SDR UALA2012092905510](https://openairdocs.org/sdr/UALA2012092905510.md): Light · inoperative · Sep 28, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT EEL LIGHT INOP SEAT ROW 4E. REPLACED EEL LIGHT, OPS CHECK GOOD.
- [SDR UALA2012092905509](https://openairdocs.org/sdr/UALA2012092905509.md): Light · inoperative · Sep 28, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT EEL LIGHT INOP SEAT ROW 32 LEFT. RELAMPED, OPS CHECK GOOD.
- [SDR UALA2012092905508](https://openairdocs.org/sdr/UALA2012092905508.md): Light · inoperative · Sep 28, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT INOP UPPER DECK CEILING AT DOORS FORWARD LIGHT ASSY. RELAMPED, OPS NORMAL.
- [SDR UALA2012092905507](https://openairdocs.org/sdr/UALA2012092905507.md): Light · inoperative · Sep 28, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT INOP UPPER DECK CEILING ROW 13. RELAMPED, OPS NORMAL.
- [SDR UALA2012092905506](https://openairdocs.org/sdr/UALA2012092905506.md): Connector · unsecure · Sep 28, 2012 · N194UA · Boeing 747422 · Light System Wiring
  > EMERGENCY EXIT EEL LIGHT INOP LOWER WALL ACROSS SEAT ROW 11. SECURED CONNECTOR, OPS CCHECKS NORMAL.
- [SDR UALA2012083104915](https://openairdocs.org/sdr/UALA2012083104915.md): Windshield · faulty · Aug 31, 2012 · N194UA · Boeing 747422 · Flight Compartment Windows
  > RIGHT WINDSHIELD NEEDS REPLACEMENT. RIGHT WINDSHIELD REPLACED.
- [SDR UALA2012071603799](https://openairdocs.org/sdr/UALA2012071603799.md): Wire · damaged · Jul 13, 2012 · N194UA · Boeing 747422 · Door System Wiring
  > WIRE INSULATION DAMAGED FWD OF DOOR 1R, APPROXIMATELY EYE LEVEL. 3 FT REMOVED BEFORE FLIGHT STREAMER TIED TO WIRE 'B', UNABLE TO IDENTIFY AREA. SUPPLEMENTAL DATA UPDATE, REPAIRED DAMAGED INSULATION ON WIRES.
- [SDR UALA2012060503109](https://openairdocs.org/sdr/UALA2012060503109.md): Floorbeam · cracked · Jun 5, 2012 · N194UA · Boeing 747422 · Fuselage Main, Floor Beam
  > UPPER DECK FLOORBEAM AY AT BS 440 RBL 58 CRACKED AND CORRODED ON UPPER FLANGE. REMOVED DAMAGE, HFEC. FABRICATED AND INSTALLED REPAIR PARTS IAW UA-EVA-73840 AND UAL-744-0637.
- [SDR UALA2012041302230](https://openairdocs.org/sdr/UALA2012041302230.md): Duct · damaged · Apr 13, 2012 · N194UA · Boeing 747422 · Air Distribution System
  > FWD CARGO PIT COOLING DUCT FOUND CRUSHED, AFT OF DOOR OPENING. REMOVED DAMAGED DUCT, LEFT IN FORWARD CARGO COMPARTMENT. CUT DUCT IN FWD CARGO PIT TO FACILITATE INSTALLATION. DUCT IS NOW INSTALLED REPAIRED PER MM. AND ECRA 2143-01001.
- [SDR UALA2012030501343](https://openairdocs.org/sdr/UALA2012030501343.md): Light · inoperative · Mar 3, 2012 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT ON DOOR 5L IS INOP. LIGHT ON 5R IS DIM LIGHT ASSY'S ON ORDER 585-4968. REPLACED LIGHT ASSY AT 5LT, LIGHT STILL INOP. REPLACED 5RT LIGHT ASSY, ALL OPS RETURNED TO NORMAL.
- [SDR UIEA2011071500399](https://openairdocs.org/sdr/UIEA2011071500399.md): Light · inoperative · Jul 15, 2011 · N194UA · Boeing 747422 · Emergency Lighting
  > MAIN CABIN EMERGENCY LIGHT INOP AT UPPER DECK, RT MID AISLE EXIT. R & R EMERGENCY LIGHT.
- [SDR UIEA2011071500398](https://openairdocs.org/sdr/UIEA2011071500398.md): Light · inoperative · Jul 15, 2011 · N194UA · Boeing 747422 · Emergency Lighting
  > MAIN CABIN EMERGENCY LIGHT INOP AT UPPER DECK, LT MID AISLE EXIT. R & R EMERGENCY LIGHT.
- [SDR UIEA2011071500397](https://openairdocs.org/sdr/UIEA2011071500397.md): Light · inoperative · Jul 15, 2011 · N194UA · Boeing 747422 · Emergency Lighting
  > MAIN CABIN EMERGENCY LIGHT INOP AT UPPER DECK AFT AISLE. R & R EMERGENCY LIGHT.
- [SDR UALA2010112204292](https://openairdocs.org/sdr/UALA2010112204292.md): Light · dislodged · Nov 21, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT STRIP CAME OFF AT SEATS 32ABC. REPLACED SEAT MOUNTED EMERGENCY LIGHT ON SIDE OF THE SEAT.
- [SDR UALA2010112204291](https://openairdocs.org/sdr/UALA2010112204291.md): Lamp · inoperative · Nov 20, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT ROW 6 AB AFT INOP. RELAMPED. OP CHECKED NORMAL.
- [SDR UALA2010112204290](https://openairdocs.org/sdr/UALA2010112204290.md): Lamp · inoperative · Nov 20, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT ON ROW 4 RT AFT INOP. RELAMPED. OP CHECKED NORMAL.
- [SDR UALA2010112204289](https://openairdocs.org/sdr/UALA2010112204289.md): Lamp · inoperative · Nov 20, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT ON ROW 2 RT AFT INOP. RELAMPED. OP CHECKED NORMAL.
- [SDR UALA2010112204288](https://openairdocs.org/sdr/UALA2010112204288.md): Lamp · inoperative · Nov 20, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY LIGHT CEILING ABOVE ROW 16 INOP. RELAMPED. OP CHECKED NORMAL.
- [SDR UALA2010102603960](https://openairdocs.org/sdr/UALA2010102603960.md): Charger · faulty · Oct 25, 2010 · N194UA · Boeing 747422 · Battery/Charger System
  > BEFORE DEPARTURE TOLD BY CREW THAT APU BATTERY NOT CHARGING. REPLACED APU CHARGER PER MM, NO HELP. NUISANCE MESSAGE. VERIFIED EICAS ADVISORY MESSAGE APU DISCHARGE BLINKS IN & OUT. ALSO THE EICAS MAINT PAGE ( CH 24) SHOWED APU CHARGE & APU DISCHARGE BLINKS. ABO
- [SDR UALA2010100403654](https://openairdocs.org/sdr/UALA2010100403654.md): Wire · faulty · Oct 4, 2010 · N194UA · Boeing 747422 · Equipment/Furnishings Wiring
  > JUST AFTER TAKEOFF F/A EXPERIENCED A BUMP AND SUBSEQUENTLY AN ELECTRICAL ODOR WAS NOTICED IN THE AFT GALLEY. ON INSP, 1 CART PIGTAIL P51 WAS FOUND TO BE HOT. THE CORD WAS DISCONNECTED AND UTILITY BUSS POWER RESET AND SERVICES TRIED ONE AT A TIME. NO FURTHER
- [SDR UALA2010092203534](https://openairdocs.org/sdr/UALA2010092203534.md): Light · missing · Sep 22, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT MISSING UPPER DECK SEAT ROW 17 LEFT AFT LIGHT. REPLACED LIGHT ASSY. OPS CHECKS NORMAL.
- [SDR UALA2010092203533](https://openairdocs.org/sdr/UALA2010092203533.md): Connector · unsecure · Sep 22, 2010 · N194UA · Boeing 747422 · Light System Wiring
  > EMERGENCY EXIT LIGHT INOP. BELOW VIDEO COMPARTMENT LOWER WALL. SECURED CONNECTOR. OPS CHECKS NORMAL.
- [SDR UALA2010092203532](https://openairdocs.org/sdr/UALA2010092203532.md): Light · inoperative · Sep 22, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT INOP. SEAT ROW 4J AFT LIGHT. REPLACED LIGHT ASSY. OPS. CHECKS. NORMAL.
- [SDR UALA2010092203531](https://openairdocs.org/sdr/UALA2010092203531.md): Fuse · failed · Sep 22, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT SIGN INOP. ABOVE SEAT ROW 22 RIGHT. REPLACED FUSE IN BATTERY CHARGER, CHECKS OKAY.
- [SDR UALA2010092203530](https://openairdocs.org/sdr/UALA2010092203530.md): Lamp · inoperative · Sep 22, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMERGENCY EXIT LIGHT INOP. ACROSS DOOR 4 RIGHT LOWER WALL. RELAMPED, CHECKS OKAY.
- [SDR UALA2010092003484](https://openairdocs.org/sdr/UALA2010092003484.md): Light · missing · Sep 18, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > SEAT SIDE EMERGENCY LIGHT MISSING AT 2J. REPLACED SEAT AFT EMERGENCY LIGHT AND CHECKED OK.
- [SDR UALA2010071502544](https://openairdocs.org/sdr/UALA2010071502544.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > FWD GALLEY CEILING EMERGENCY LIGHT IS INOPERATIVE. RELAMPED ASSY, CHECKS NORMAL.
- [SDR UALA2010071502543](https://openairdocs.org/sdr/UALA2010071502543.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > FLIGHT DECK CEILING EMERGENCY LIGHT IS INOPERATIVE. REPLACED LAMP. CHECKS NORMAL.
- [SDR UALA2010071502542](https://openairdocs.org/sdr/UALA2010071502542.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > AFT CREW REST CEILING EMERGENCY LIGHT IS INOPERATIVE. RELAMPED EMERGENCY LIGHT, CHECKS NORMAL.
- [SDR UALA2010071502541](https://openairdocs.org/sdr/UALA2010071502541.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > D-ZONE SEAT EMERGENCY LIGHTS LEFT SIDE IS INOPERATIVE. RELAMPED. CHECKS NORMAL.
- [SDR UALA2010071502540](https://openairdocs.org/sdr/UALA2010071502540.md): Battery Pack · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > B-ZONE LEFT CEILING EMERGENCY LIGHTS IS INOPERATIVE. SUPPLEMENTAL DATA UPDATE REPLACED EMERGENCY LIGHT BATTERY PACK. CHECKS NORMAL.
- [SDR UALA2010071502539](https://openairdocs.org/sdr/UALA2010071502539.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > LEFT OVERWING EMERGENCY LIGHT SECOND FROM BOTTOM IS INOPERATIVE. RELAMPED EMERGENCY LIGHT. CHECKS NORMAL.
- [SDR UALA2010071502538](https://openairdocs.org/sdr/UALA2010071502538.md): Lamp · inoperative · Jul 15, 2010 · N194UA · Boeing 747422 · Emergency Lighting
  > EMEGENCY LIGHT SEAT 4A FWD INOP. RELAMP SEAT EMERGENCY LIGHT, OPS CHECK OKAY 4A.

Next page: https://openairdocs.org/aircraft/N194UA/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 n_number = 'N194UA' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N194UA/reports

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