Service difficulty report · Valve · Cessna 150J

Difficulty date
May 6, 2004
Submitted
May 26, 2004
Operation
General aviation
Aircraft
N50786
Make and model
Cessna 150J
Aircraft serial
15069552
Engine
Lyc IO720A1B
Part
Valve
Part number
53E22144
Condition
Inoperative
Location
Oil Cooler
Part time
12 hours
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

PILOT REPORTED HIGH OIL TEMPERATURE 220-225 DEGREES, REMOVED VALVE AND TESTED SIDE BY SIDE WITH NEW VALVE, OLD VALVE DID NOT CLOSE AT THE SAME RATE AS NEW VALVE, INSTALLED NEW VALVE AND OIL TEMP DECREASED TOO.

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