What was found
(AUS) ENGINE OIL TEMPERATURE REGULATING VALVE (VERNATHERM) BREAKING UP. METAL CONTAMINATION OF ENGINE OIL SYSTEM.
- Difficulty date
- May 31, 2004
- Submitted
- October 5, 2004
- 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
- 53E22144A
- Condition
- Failed
- Location
- Engine Oil Temp
- Part time
- 824 cycles
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.