Service difficulty report · Balljoint · Piper PA31350

Difficulty date
October 17, 1997
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Piper PA31350
Part
Balljoint
Part number
5417500
Condition
Worn
Location
Prop Govenor
Part time
10,562 hours
Component
DWG42116
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

(CAN) DURING REMOVAL OF THE PROPELLER GOVERNOR FOR OVERHAUL, IT WAS FOUND THAT THE PITCH CONTROL CABLE SEPARATED EASILY FROM ITS HOLDING CASE. ON CLOSER INSPECTION, THE BALL JOINT WAS FOUND SEVERLY WORN. THE LOCATION OF THE WORN AREA COULD NOT BE SEEN VISUALLY WHEN CONNECTED. THE INSPECTION OF THE BALL JOINT IS MORE PRECISE WHEN THE BALL JOINT IS DISCONNECTED, CLEANED, AND A MAGNIFYING GLASS USED. INSPECTION SHEETS WILL BE AMENDED TO INSPECT THE BALL JOINT AT 500 HRS. ALSO, IT IS RECOMMENDED THE BALL JOINT BE REPLACED AT THE 1000 HR. INSPECTION.

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