SDR 96ZZZX671

Service difficulty report · Engine · Frchld PT26

Difficulty date: January 1, 1996
Submitted: March 26, 2000
Operation: General aviation
Make and model: Frchld PT26
Engine: Fcd 6440C5
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Engine
Condition: Misoverhauled
Location: Cylinders
Stage of operation: IN
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

WHILE DISASSEMBLING THE ENGINE, THE CAM, ROCKER ARM SUPPORTS, AND CAM HOUSING WERE FOUND EXCESSIVELY WORN, METAL TRANSFER FROM THE CASE TO THE CAM, GALLING OF JOURNALS, ALL SEVEN BEARING SUPPORTS WERE DAMAGED. IT WAS ALSO NOTED THE ROCKER SUPPORTS THAT FORM A PART OF THE CAM BEARING, WERE INSTALLED IN REVERSE ORDER. ACTT 1,680 HRS.