What was found
INSPECTION OF VERNATHERM VALVE PER SB FOUND VALVE UNSERVICEABLE. SUBMITTER STATED 80 PERCENT OF THESE VALVES INSPECTED HAVE FAILED SB S18B. SUBMITTER RECOMMENDS TO HAVE AN AD ADDRESS THIS.
- Difficulty date
- November 17, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N47907
- Make and model
- Piper PA28181
- Aircraft serial
- 287890150
- System (JASC)
- 7922 · Engine Oil Temperature Regulator
- Part
- Valve
- Part number
- 75944
- Condition
- Defective
- Location
- Thermo Bypass
- Part time
- 1,675 hours
- 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.