What was found
(AUS) ENGINE OIL COOLER THERMOSTATIC BYPASS VALVE NOT FITTED TO THE ENGINE WITH THE HOLE BLANKED OFF BY A PLUG. FOUND DURING INSPECTION IAW AD/LYC/78 AMDT 5.
- Difficulty date
- September 11, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Cessna 172M
- Engine
- Lyc O320E2D
- Propeller
- Mcauly 1C160DTM
- System (JASC)
- 7922 · Engine Oil Temperature Regulator
- Part
- Valve
- Part number
- 75944
- Condition
- Missing
- Location
- Engine Oil
- 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.