Service difficulty report · Actuator Valve · Bombdr DHC8401

Difficulty date
January 26, 2004
Submitted
January 29, 2004
Operation
Air carrier
Aircraft
N400QX
Make and model
Bombdr DHC8401
Aircraft serial
4030
Aircraft time
6,269 hours, 7,211 cycles
Engine
Pwc PW150A
System (JASC)
7312 · Fuel Heater
Part
Actuator Valve
Part number
304983401
Condition
Inoperative
Location
Zone 100
Part time
6,269 hours, 7,211 cycles
Stage of operation
NR
How discovered
O
Nature of condition
M, J
Precautionary procedure
O

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

What was found

NR 2 ENGINE FUEL PUMP IN RED, REDUCED POWER LEVER TILL OUT OF RED. TURNED ON AUXILIARY PUMP AS DIRECTED BY CHECKLIST AFTER TEMP RESTABILIZED. AUXILIARY PUMP OFF, FUEL TEMP BEGAN TO RISE AGAIN. AUXILIARY SELECTED ON FOR REMAINDER OF FLIGHT. REMOVED AND REPLACED FUEL HEATER THERMAL ACTUATOR VALVE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.