What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On feb 3, 2002, psa airlines flight #4194 returned to pit with the left engine shut down. ARFF responded and the aircraft landed on runway 28R and taxied to the ramp without further incident. The left engine was shut down due to an engine surge that caused the aircraft to yaw, this was in conjunction with torque fluctuations of 14-157% indicated. Maintenance determined that the root cause was a torque signal conditioner putting out erroneous indications. The torque signal conditioner was replaced, power assurance runs were performed, and the aircraft repositioned to another maintenance base for a propeller change. This incident was investigated by desk audit and closed.
As the FAA filed it
(-23) ON FEB 3, 2002, PSA AIRLINES FLIGHT #4194 RETURNED TO PIT WITH THE LEFT ENGINE SHUT DOWN. ARFF RESPONDED AND THE AIRCRAFT LANDED ON RUNWAY 28R AND TAXIED TO THE RAMP WITHOUT FURTHER INCIDENT. THE LEFT ENGINE WAS SHUT DOWN DUE TO AN ENGINE SURGE THAT CAUSED THE AIRCRAFT TO YAW, THIS WAS IN CONJUNCTION WITH TORQUE FLUCTUATIONS OF 14-157% INDICATED. MAINTENANCE DETERMINED THAT THE ROOT CAUSE WAS A TORQUE SIGNAL CONDITIONER PUTTING OUT ERRONEOUS INDICATIONS. THE TORQUE SIGNAL CONDITIONER WAS REPLACED, POWER ASSURANCE RUNS WERE PERFORMED, AND THE AIRCRAFT REPOSITIONED TO ANOTHER MAINTENANCE BASE FOR A PROPELLER CHANGE. THIS INCIDENT WAS INVESTIGATED BY DESK AUDIT AND CLOSED.
Other reports on N431JS · 2
Matched to the same aircraft by N-number and date.