What was found
(AUS) ENGINE OIL COOLER THERMOSTATIC BYPASS VALVE (VERNATHERM) RETENTION NUT SEPARATED FROM UNIT - THE NUT WAS LOCATED IN THE OIL SUPPLY LINE TO THE OIL COOLER - SUSPECT AD/LYC/78 HAD NOT BEEN COMPLIED WITH
- Difficulty date
- July 5, 1996
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Piper PA31350
- Engine
- Lyc LTIO540J2BD
- Propeller
- Hartzl HCE3YR2
- System (JASC)
- 7922 · Engine Oil Temperature Regulator
- Part
- Valve
- Part number
- L153668A
- Condition
- Faulty
- Location
- Ac,Eng Oil Dist
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.