SDR USAASB96099

Service difficulty report · Elect Trim · Boeing 737201

Difficulty date: June 3, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N257AU
Make and model: Boeing 737201
Aircraft serial: 22799
System (JASC): 2740 · Stabilizer Control System
Part: Elect Trim
Condition: Activated
Location: Stabilizer Trim
Stage of operation: AP
Nature of condition: F
Precautionary procedure: L

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LGA - FLT 2221 - ON APPROACH TO LGA, CREW REPORTED WHILE FLYING WITH AUTOPILOT DISENGAGED, THE ELECTRIC STABILIZER TRIM ACTIVATED FOR 3-5 SECONDS. CREW OVERRODE TRIM AND PERFORMED A GO-AROUND. FLIGHT THEN LANDED WITH NO FURTHER INCIDENT. MAINTENANCE PERFORMED SYSTEMS CHECKS ON BOTH THE AUTOPILOT AND STABILIZER TRIM SYSTEMS. NO FAULTS WERE FOUND. (X)