SDR 95ZZZX3080

Service difficulty report · Valve · Cessna 152

Difficulty date: June 6, 1995
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N35FD
Make and model: Cessna 152
Aircraft serial: 15283048
System (JASC): 7922 · Engine Oil Temperature Regulator
Part: Valve
Part number: 75944
Condition: Crimp Nut Loose
Location: Thermo Bypass
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.

What was found

C/W SB 518C (LYC) CHECKED VERNATHERM NUT, FOUND LOOSE, NOT CRIMPED CORRECTLY. NEW PART ON ORDER. PREVIOUSLY FOUND 3 OTHER AIRCRAFT OUT OF 5 AIRCRAFT CHECKED WITH VERNATHERM NUTS LOOSE, AND THEY WERE REPLACED WITH NEW VERNATHERM VALVES AFTER INSPECTION TO C/W SB 518B.

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