Service difficulty report · Seal · Piper PA31350

Difficulty date
July 7, 2006
Submitted
August 2, 2006
Operation
General aviation
Make and model
Piper PA31350
Aircraft time
13,490 hours
Engine
Lyc TIO540J2BD
Propeller
Hartzl HCE3YR2A
Part
Seal
Part number
MS28775335
Condition
Cut
Location
Mlg
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

(CAN) ON THE RAMP AFTER REFUELLING, PILOTS NOTED THE LT MLG OLEO WAS LEAKING FLUID AND DEFLATING. MAINTENANCE FOUND THE LT OLEO COMPLETELY DEFLATED AND APPROX. 1 LITRE OF HYDRAULIC FLUID ON THE RAMP UNDER THE LT OLEO. AFTER OLEO REMOVAL, FOUND THE LOWER OLEO BEARING INNER O-RING SEAL SPIRAL CUT APPROX. 1 INCH ALONG THE SEAL. REPLACED SEAL AND OLEO SERVICED BY AMO 128-94. (TC NR 20060710002)

More about the Piper PA-31-350