Service difficulty report · Oil Filter · Cessna 172

Difficulty date
March 5, 2001
Submitted
March 5, 2001
Operation
General aviation
Aircraft
N737MP
Make and model
Cessna 172
Aircraft serial
17269524
Engine
Lyc O320*
Part
Oil Filter
Part number
CH48110
Condition
Flaking
Location
Engine
Stage of operation
IN
How discovered
V
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

UPON INSPECTION OF OIL FILTER AFTER 50 HRS USAGE, FILTER HOUSING DISASSEMBLED FOR INSPECTION AND GASKET / GLUE TYPE MATERIAL NOTED AT MATING FLANGES INSIDE. THIS MATERIAL NOTED IN FILTER ASSEMBLIES NUMBEROF TIMES AND ALSO DRAINED FROM OIL SUMPS, RECOMMEND MFG CHECK AMOUNT OF SEALANT USED AND DESIGN CRUSH TYPE SEAL USED INSTEAD OF MATERIAL THAT CAN FLAKE AWAY AND GO THROUGH OIL SYSTEM.

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