# Incident 20000723027699I: Aerosp ATR42300, Champaign-Urban, IL, July 23, 2000

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: July 23, 2000, 17:31 local time
- Place: Champaign-Urban, IL
- Airport: University Of Illinois-Willar
- Phase of flight: Normal Cruise
- Operating rules: Air carrier (Part 121)
- Operator: RAIA
- Location: 40.1091° N, 88.2396° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.1091&lon=-88.2396&mi=10
- Aircraft: N421TE, a cancelled registration (https://openairdocs.org/deregistered/N421TE-2005-01-21) (OpenAirDocs)
- Registry model: Aerospatiale/Aeritalia ATR 42-300 (registry code 8680920, https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Registry engine: Pratt & Whitney Canada PW120 (registry code 52114, https://openairdocs.org/engine/pratt-whitney-canada-pw120) (OpenAirDocs)
- Reported make and model: AEROSP ATR42300
- People aboard: 36
- Fatal injuries: 0
- Pilot flight hours: 5,500 total, 100 in this make and model, 100 in the last 90 days
- NTSB investigation: [NTSB CHI00IA221](https://openairdocs.org/ntsb/CHI00IA221) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000723027699I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23)ENROUTE TO SAINT LOUIS, MO FROM SOUTH BEND, IL, WHILE IN CRUISE AT 14000 FEET, THE FIRST OFFICER INFORMED THE PILOT IN COMMAND THAT THE AILERON TRIM COULD NOT BE RETURNED TO LEVEL AND THAT HE WAS HOLDING ALOT OF PRESSURE TO KEEP THE WINGS LEVEL. THE PILOT IC COMMAND TOOK THE AIRCRAFT, AND BECAUSE IT WAS TAKING ALOT OF FORCE (80 TO 100#) TO KEEP THE WINGS LEVEL, THE FLIGHT DIVERTED TO CHAMPAIGN, IL WHERE THE PILOT IN COMMAND DECLARED AN EMERGENCY AS A PRECAUTIONARY MEASURE. AN UNENVENTFUL LANDING WAS MADE.  MAINTENANCE FOUND THE TRIM SWITCH ON THE PEDISTAL INOPERATIVE.  THE TRIM ACTUATOR WAS NEUTRALIZED AND THE AIRCRAFT FERRIED TO SAINT LOUIS, MO. WHERE THE PART WAS REPLACED.  THIS INCIDENT IS CLOSED WITH THIS REPORT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI00IA221](https://openairdocs.org/ntsb/CHI00IA221), Jul 23, 2000: Aerospatiale ATR 42-300 (N421TE), Champaign, IL, incident, no damage. Probable cause: The failure of the aileron trim switch due to foreign material contamination.

## Other reports on N421TE (6)

Matched to the same aircraft by N-number and date.

- [Incident 20030227002619I](https://openairdocs.org/incident/20030227002619I), Feb 27, 2003: Aerosp ATR42300 (N421TE), St Louis, MO, Minor damage. (-23) As the aircraft was being parked at the gate, it was noted that the right nose wheel was missing. The airport authority was notified. The wheel assembly…
- [Incident 20030205006179I](https://openairdocs.org/incident/20030205006179I), Feb 5, 2003: Aerosp ATR42300 (N421TE), Bloomington-Nor, IL. (-23) [privacy data omitted] crew declared emergency and diverted into bmi after seeing and smelling smoke. Aircraft was enroute from stl to sbn. An uneventful…
- [Incident 19990808022469I](https://openairdocs.org/incident/19990808022469I), Aug 8, 1999: Aerosp ATR42300 (N421TE), Springfield, IL. (-5)While on a revenue flight from st. louis, MO. To peoria, IL at approximately 7:40 pm, the pilot in command received a "low oil pressure" warning light…
- [Incident 19970616019279I](https://openairdocs.org/incident/19970616019279I), Jun 16, 1997: Aerosp ATR42300 (N421TE), St Louis, MO. Left engine fire light taxi for takeoff. Used both bottles. Evacuated. No fire. Replaced loops. Bledair duct leak.
- [Incident 19970514015619I](https://openairdocs.org/incident/19970514015619I), May 14, 1997: Aerosp ATR42300 (N421TE), Peoria, IL. Narrative: during approach, the landing gear did not extend when landing gear selector was placed in the down position. The flight crew extended the landing…
- [Incident 19901213063419I](https://openairdocs.org/incident/19901213063419I), Dec 13, 1990: Aerosp ATR42300 (N421TE), Madison, WI, Minor damage. Aircraft swerved after nose wheel touched down. Blew 2 tires. Found steering differential valve defective.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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