Service difficulty report · Oil Cooler

Difficulty date
March 11, 2015
Submitted
April 1, 2015
Operation
General aviation
Part
Oil Cooler
Condition
Contaminated
Location
Engine Oil
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

FOUND FERROUS METAL CONTAMINATION INSIDE SEVERAL ENGINE OIL COOLERS THAT WERE O/H. THE CONTAMINATION WAS DISCOVERED DURING AN ENGINE TEST RUN AND EXAMINATION OF THE ENGINE OIL FILTER IT WAS DISCOVERED THAT THE SOURCE OF THE METAL IN THE OIL FILTER WAS CAUSED BY CONTAMINATION OF THE OIL COOLER. WE FLUSHED MORE OIL COOLERS THAT WE HAD RECEIVED AS O/H AND FOUND FORME CONTAMINATION. REPAIR VENDOR HAS BEEN CONTACTED AND AS OF THE DATE OF THIS REPORT, WE HAVE HAD NO RESPONSE FROM THEM.