SDR 96ZZZX6099

Service difficulty report · Counter Weight · Piper PA31P

Difficulty date: November 22, 1996
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N252MA
Make and model: Piper PA31P
Aircraft serial: 31P33
Engine: Lyc TIGO541E1A
System (JASC): 8520 · Reciprocating Engine Power Section
Part: Counter Weight
Part number: 75637
Condition: Cracked
Location: Nr 5 Cyl
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

PULLED SUCTION SCREEN FOLLOWING OIL CHANGE, FOUND BROKEN PIECE OF SNAP RING, P/N 71906. REMOVED SUMP, FOUND COUNTER WT NR 5 SNAP RING AFT SIDE INBOARD BROKE AND COUNTER WT CRACKED AT BUSHING HOLE. SCREEN WAS PULLED FOLLOWING FAILURE OF NR 5 CYL (DROPPED EXHAUST VALVE SEAT).

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