# Service difficulty reports: N422UE, cancelled Oct 25, 2007

A list on [N422UE, cancelled Oct 25, 2007](https://openairdocs.org/deregistered/N422UE-2007-10-25.md).

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

- [SDR WTAA980032](https://openairdocs.org/sdr/WTAA980032.md): Tq Indication · malfunctioned · Feb 14, 1998 · N422UE · Bag JETSTM3101 · Engine BMEP/Torque Indicating
  > SNA - LEFT TORQUE INDICATION FLUCTUATION REPORTED. AIRCRAFT RETURNED TO GATE. MAINTENANCE COULD NOT DUPLICATE DISCREPANCY. PERFORMED HIGH POWER GROUND RUN, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (X)
- [SDR WTAA970202](https://openairdocs.org/sdr/WTAA970202.md): Pitot Tube · obstructed · Oct 26, 1997 · N422UE · Bag JETSTM3101 · Pitot/Static System
  > SMF - LEFT AIR SPEED INDICATOR INOPERATIONAL ON TAEKOFF ROLL. MAINTENANCE CLEARED OBSTRUCTION FROM NR 1 PITOT TUBE. OPERATIONAL CHECK SATISFACTORY ON PITOT TEST CHECK. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA971098](https://openairdocs.org/sdr/WTAA971098.md): Release Valve · tripped · Oct 17, 1997 · N422UE · Bag JETSTM3101 · Landing Gear Retraction/Extension System
  > SFO - LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE RESET LANDING GEAR RELEASE VALVE BYPASS PIN. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA970194](https://openairdocs.org/sdr/WTAA970194.md): Skin · bird strike · Oct 6, 1997 · N422UE · Bag JETSTM3101 · Aircraft Structures
  > SMF - BIRD STRIKE TO LEFT NOSE AREA JUST AFT OF RADOME REPORTED. MAINTENANCE INSPECTED AREA FOR DAMAGE. NO DAMAGE NOTED. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA960206](https://openairdocs.org/sdr/WTAA960206.md): Contactor · failed · Nov 25, 1996 · N422UE · Bag JETSTM3101 · DC Generating System
  > MCE - LEFT GENERATOR FAILED IN FLIGHT, EN ROUTE FAT TO MCE. AIRCRAFT DIVERTED TO SFO FOR REPAIRS. MAINTENANCE REPLACED LEFT STARTER GENERATOR. PROBLEMS CONTINUES. AIRCRAFT FERRIED TO FAT FOR ADDITIONAL REPAIRS. FAT MAINTENANCE REPLACED LEFT GENERATOR CONT
- [SDR WTAA960171](https://openairdocs.org/sdr/WTAA960171.md): Fuel Cntrl Unit · out of adjust · Aug 27, 1996 · N422UE · Bag JETSTM3101 · Fuel Control/Turbine Engines
  > SEA - RIGHT ENGINE FAILED TO DEVELOP REQUIRED TAKEOFF POWER. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE ADJUSTED ENGINE RIGGING. CHECKS GOOD ON ENGINE GROUND RUN. AIRCRAFT RETURNED TO SERVICE. (X)
- [SDR WTAA960169](https://openairdocs.org/sdr/WTAA960169.md): Fuel Cntrl Unit · malfunctioned · Aug 25, 1996 · N422UE · Bag JETSTM3101 · Fuel Control/Turbine Engines
  > SEA - RIGHT ENGINE FAILED TO DEVELOP REQUIRED TAKEOFF POWER. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE ACCOMPLISHED ENGINE GROUND RUN. FOUND ENGINE PRODUCING ADEQUATE POWER FOR REDUCED POWER TAKEOFF. AIRCRAFT FERRIED TO EUG FOR REPAIRS USING REDUCED PO
- [SDR WTAA960161](https://openairdocs.org/sdr/WTAA960161.md): Actuator · failed · Aug 7, 1996 · N422UE · Bag JETSTM3101 · Landing Gear Actuator
  > PDX - NOSE LANDING GEAR FAILED TO RETRACT ON TAKEOFF. AIRCRAFT RETURND TO STATION WITHOUT INCIDENT. AIRCRAFT WAS FERRIED TO EUG FOR REPAIRS. MAINTENANCE REPLACED NOSE RETRACTION JACK. SYSTEM OPERATIONAL CHECK NORMAL DURING GEAR RETRCTION CHECK. AIRCRAFT R
- [SDR WTAA960159](https://openairdocs.org/sdr/WTAA960159.md): Selector Valve · failed · Aug 4, 1996 · N422UE · Bag JETSTM3101 · Landing Gear Selector
  > NOSE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. ACFT RETURNED TO STATION WITHOUT INCIDENT. ACFT FERRIED TO EUG FOR REPAIRS. MAINTENANCE REPLACED GEAR SEL ECTOR VALVE, SYSTEM OPERATIONAL CHECK NORMAL.
- [SDR WTAA960055](https://openairdocs.org/sdr/WTAA960055.md): Engine · failed · Mar 8, 1996 · N422UE · Bag JETSTM3101 · Engine (Turbine/Turboprop)
  > CIC - LEFT ENGINE TORQUE DROPPED TO 90 PERCENT TORQUE DURING TAKEOFF ROLL. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE. OPERATIONAL CHECK OF LEFT ENGINE NORMAL DURING GROUND RUN. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA960046](https://openairdocs.org/sdr/WTAA960046.md): Reducing Valve · failed · Feb 23, 1996 · N422UE · Bag JETSTM3101 · Landing Gear Brake System
  > FAT - WHEN TOE BRAKES APPLIED, NO BRAKE PRESSURE INCREASE ON LT OR RT GAUGE NOTED DURING BRAKE TEST PRIOR TO LANDING. THREE TO FIVE SECOND DELAY IN BRAKE ACTIVATION NOTED FOLLOWING BRAKE PEDAL APPLICATION. MAINTENANCE REPLACED BRAKE REDUCING VALVE. BRAKE SY
- [SDR WTAA960039](https://openairdocs.org/sdr/WTAA960039.md): Switch · out of adjust · Feb 21, 1996 · N422UE · Bag JETSTM3101 · Door Warning System
  > CIC - POD DOOR WARNING INDICATION ACTIVATED ON ROTATION. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. DETERMINED POD DOOR WAS SECURED WITH FALSE INDICATIONS ONLY. DEFERRED POD DOOR CAPTION PER MEL 52-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUEN
- [SDR WTAA960029](https://openairdocs.org/sdr/WTAA960029.md): Smoke Detector · intermittent · Feb 4, 1996 · N422UE · Bag JETSTM3101 · Smoke Detection
  > SFO - SMOKE DETECTION LIGHT ACTIVATED ON RAMP. NO SMOKE OR FIRE DETECTED. DETERMINED TO BE FALSE INDICATION. REPLACED SMOKE DETECTOR. SMOKE DETECTION SYSTEM OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.
- [SDR WTAA960026](https://openairdocs.org/sdr/WTAA960026.md): Smoke Detector · moisture · Feb 4, 1996 · N422UE · Bag JETSTM3101 · Smoke Detection
  > SFO - SMOKE DETECTION LIGHT ACTIVATED ON TAXI-OUT. AIRCRAFT RETURNED TO GATE. LIGHT EXTINGUISHED UPON ENGINE SHUTDOWN. NO SMOKE OR FIRE DETECTED. DETERMINED TO BE FALSE INDICATION. CLEANED MOISTURE FROM SMOKE DETECTOR CANNON PLUG. SMOKE DETECTION SYSTEM
- [SDR WTAA960028](https://openairdocs.org/sdr/WTAA960028.md): Smoke Detector · dirty · Jan 31, 1996 · N422UE · Bag JETSTM3101 · Smoke Detection
  > SFO - SMOKE DETECTION LIGHT ACTIVATED ON TAXI-OUT. AIRCRAFT RETURNED TO GATE. NO SMOKE OR FIRE DETECTED. DETERMINED TO BE FALSE INDICATION. CLEANED SMOKE DETECTOR. SMOKE DETECTION SYSTEM OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA960027](https://openairdocs.org/sdr/WTAA960027.md): Radome · bird strike · Jan 28, 1996 · N422UE · Bag JETSTM3101 · Aerodynamic Fairings
  > SFO - BIRD STRIKE REPORTED AT NOSE AREA OF AIRCRAFT. MAINTENANCE ACCOMPLISHED BIRD STRIKE INSPECTION ON AIRCRAFT. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA960018](https://openairdocs.org/sdr/WTAA960018.md): Connector · dirty · Jan 13, 1996 · N422UE · Bag JETSTM3101 · Engine BMEP/Torque Indicating
  > ACV - LEFT ENGINE TORQUE AND EGT INDICATION DROPPED WITH ENGINE SURGE DURING TAKEOFF ROLL. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE CLEANED CANNON PLUG AT LEFT ENGINE TORQUE RING CABLE ASSEMBLY. LEFT ENGINE OPERATIONAL CHECK NORMAL DURING GROUND RUN.
- [SDR 95ZZZM728](https://openairdocs.org/sdr/95ZZZM728.md): Maxaret · failed · Nov 20, 1995 · N422UE · Bag JETSTM3101 · Landing Gear Brake System
  > SFO - RIGHT BRAKE REPORTED INOPERATIVE DURING LANDING ROLL OUT. MAINTENANCE REPLACED RIGHT LANDING GEAR BRAKE MAXARET ASSEMBLY. RIGHT BRAKE REPORTED OPERATIONAL DURING GROUND TAXI CHECK. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA950313](https://openairdocs.org/sdr/WTAA950313.md): Egt Resistor · failed · Nov 18, 1995 · N422UE · Bag JETSTM3101 · Engine EGT/TIT Indicating System
  > BFL - LEFT ENGINE FAILED TO OBTAIN MINIMUM STATIC TORQUE. TAKEOFF ABANDONED WITHOUT INCIDENT. MAINTENANCE REPLACED AND ADJUSTED LEFT ENGINE EGT COMPENSATING RESISTOR. ENGINE GROUND RUNS NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)
- [SDR WTAA950085](https://openairdocs.org/sdr/WTAA950085.md): Tach Generator · failed · Feb 14, 1995 · N422UE · Bag JETSTM3101 · Engine RPM Indicating System
  > LAX - LEFT ENGINE RPM INDICATOR REPORTED INOPERATIVE AFTER DEPARTURE. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT ENGINE TACH GENERATOR. ENGINE RPM INDICATIONS NORMAL DURING ENGINE GROUND RUN. AIRCRAFT RETURNED TO SERVICE. (X)

## 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 = 'N422UE' AND deregistration_id = 'N422UE-2007-10-25'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N422UE-2007-10-25/reports

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