Service difficulty report · Piston

Difficulty date
May 6, 2003
Submitted
June 16, 2003
Operation
General aviation
Engine
Cont IO520*
Part
Piston
Part number
655469A7
Condition
Improper Part
Location
Cylinder
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

EACH CYLINDER KIT CONTAINS PISTON (PN 654850) ON PISTON BOX IS CORRECT. THE ACTUAL PISTON IN BOX IS (PN 654840), WHICH IS LOW COMPRESSION PISTON FOR TSIO520 SERIES.