SDR CA190717006

Service difficulty report · Rocker · Cessna 172N

Difficulty date: July 2, 2019
Submitted: August 17, 2020
Operation: General aviation
Make and model: Cessna 172N
Aircraft time: 12,514 hours
Engine: Lyc O320H2AD
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Rocker
Part number: LW15014
Condition: Wrong Part
Location: Engine
Stage of operation: IN
How discovered: V
Nature of condition: W
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) (*SUP*) DURING ENGINE REPAIR, ROCKER FULCRUMS REMOVED FOR CLEANING AND INSPECTION. ONE FULCRUM NOTICEABLY DIFFERENT THAN OTHER 7. VISUALLY DIFFERENT, DIMENSIONS DIFFERENT, AUTOMOTIVE STYLE PRODUCTION MARKS. LACKS: OEM PART NUMBER, MFG NUMBER, HEAT TREAT CODE. FULCRUM HAD SEVERAL VISIBLE CRACKS IN PREVIOUSLY WELDED AREA. (TC# 20190717006)

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