SDR 99ZZZX2289

Service difficulty report · ;Plug · Cessna 152

Difficulty date
May 21, 1999
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N93689
Make and model
Cessna 152
Aircraft serial
15285535
Engine
Lyc O235N2C
Part
;Plug
Part number
LW11625
Condition
Worn
Location
Nr 1 Cyinder
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

FOUND METAL CONTAMINATION OF OIL FILTER IN EXCESS OF LIMITS CONTAINED IN LYC SI 1492B. FOUND FORWARD PISTON PIN PLUG IN NR 1 CYLINDER EXCESSIVELY WORN DUE TO PISTON RING WEAR STEP SHAVING THE PLUG ON EACH STROKE. FOUND GALLING ON UPWARD FACING PISTON SKIRTS. FOUND PISTON RING WEAR STEP TO BE GREATER ON FOWARD FACING SIDE OF CYLINDER GIVING THE APPEARANCE THE PISTON IS NOT RUNNING TRUE IN THE CYLINDER.

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