Service difficulty report · Fuel Control · Bombdr DHC8400

Difficulty date
September 24, 2010
Submitted
January 4, 2011
Operation
Air carrier
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Part
Fuel Control
Condition
Failed
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
F, J
Precautionary procedure
O

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

What was found

TORQUE FLUCTUATIONS, THE ENGINE EXPERIENCED A NO-START EVENT WHILE PREPARING FOR A REVENUE FLIGHT. PRIOR TO THIS EVENT, THE ENGINE HAD EXPERIENCED SOME TORQUE FLUCTUATIONS ON THE FLIGHTS PRECEDING THE NO-START EVENT. THE TORQUE WAS SEEN OSCILLATING BETWEEN 88 PERCENT AND 93 PERCENT. TROUBLESHOOTING LED TO THE REPLACEMENT OF THE FUEL CONTROL AND FLOW DIVIDER.