Service difficulty report · Bypass Valve · Bombdr DHC8400

Difficulty date
August 16, 2011
Submitted
January 23, 2013
Operation
Air carrier
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Propeller
Rotol CR4086123F17
Part
Bypass Valve
Part number
D2887355C
Condition
Malfunctioned
Location
Nr 1 Engine
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

(CAN) NR 1 ENGINE OIL TEMP AT 115C AT FL 150 TEMP STAYED AT 115 FOR 15 MINUTES. STARTED TO COOL DURING DESCENT. MX REPLACED THE ACOC THERMAL BYPASS VALVE.