Service difficulty report · Pump · Beech A100

Difficulty date
September 4, 2003
Submitted
October 15, 2003
Operation
General aviation
Make and model
Beech A100
Aircraft time
17,096 hours
Engine
Pwa PT6A28
Part
Pump
Part number
025323101
Part serial
7227
Condition
Failed
Location
Fuel System
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
E, A

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

What was found

(CAN) WHILE CLIMBING AFTER TAKEOFF, NOTICED LOSS OF TORQUE AND OIL PRESSURE. SECURED THE LT ENGINE. FAILURE TROUBLE SHOT TO LOSS OF FUEL FLOW. HIGH PRESSURE FUEL PUMP AND FUEL CONTROL UNIT REMOVED AND EXAMINED. FOUND THE INPUT GEAR OF THE PUMP HAD STRIPPED SPLINES AND REPLACED HIGH PRESSURE FUEL PUMP WITH OVERHAULED UNIT AND REASSEMBLED ENGINE. ENGINE GROUND RUN SERVICEABLE AND AIRCRAFT RETURNED TO SERVICE. TEAR DOWN REPORT ON FAILED UNIT WILL BE REQUESTED FROM OVERHAUL SHOP.

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