SDR 97ZZZM739

Service difficulty report · Fuel Control · Swrngn SA227AC

Difficulty date
June 28, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N446MA
Make and model
Swrngn SA227AC
Aircraft serial
AC693
Engine
Garrtt TPE33111U
Part
Fuel Control
Part number
89778014
Condition
Failed
Location
Rt Engine
Stage of operation
TO
Nature of condition
O
Precautionary procedure
C, D

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

What was found

DURING TAKEOFF ROLL OUT OF ANC, THE RIGHT ENG TORQUE INDICATIONS BEGAN FLUCTUATING. THE PILOT ABORTED THE TAKEOFF AND RETURNED TO MAINTENANCE WITH THE AIRCRAFT. MAINTENANCE PERFORMED A GROUND RUNUP CHECK AND ISOLATED THE PROBLEM TO THE RIGHT FUEL CONTROL UNIT. THE RIGHT FUEL CONTROL WAS REMOVED AND REPLACED WITH A SERVICEABLE FUEL CONTROL UNIT. GROUND RUNS WERE ACCOMPLISHED AND ALL ENGINE PARAMETERS OPERATED NORMALLY. THE AIRCRAFT WAS RELEASED FROM SERVICE. (M)