Service difficulty report · Trunnion · Piper PA44180

Difficulty date
October 26, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Piper PA44180
Engine
Lyc LO360E1A6
Propeller
Hartzl HCC2YR2
Part
Trunnion
Part number
NAS680A5
Condition
Worn
Location
Rt Mlg
Part time
11,971 hours
Stage of operation
IN
How discovered
9
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 A SCHEDULED INSPECTION THE FITTING ASSEMBLY - FORWARD TRUNNION, RIGHT MAIN LANDING GEAR WAS FOUND LOOSE. INVESTIGATION REVEALED LOSS OF TORQUE OF ALL FOUR RETAINING BOLTS. FITTING ASSY WAS REMOVED AND IT APPEARED THAT ALL FOUR PLATE NUTS SEEMED TO TORQUE UP PROPERLY. HOWEVER, UPON RE-INSTALLATION OF THE FITTING ASSEMBLY, IT WAS NOTED THAT ONE ON THE PLATE NUTS KEPT STRIPPING THE NEW BOLT. THEREFORE ALL FOUR PLATE NUTS WERE REPLACED. PLATE NUT LOCATION IS EXTREMELY LIMITED, BUT NOT IMPOSSIBLE TO REPLACE. FITTING WAS RE-INSTALLED AND TORQUED INTO POSITION.

More about the Piper PA-44-180