Service difficulty report · Torque Link · Piper PA60601

Difficulty date
July 29, 2003
Submitted
February 10, 2004
Operation
Air carrier
Aircraft
N600TE
Make and model
Piper PA60601
Aircraft serial
610146077
Aircraft time
6,973 hours
Engine
Lyc IO540S1A5
Part
Torque Link
Part number
400053501
Condition
Broken
Location
Rt Mlg
Part time
6,973 hours
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

TORQUE LINK ATTACH POINT ON THE RT STRUT BROKE AT LANDING. THIS ALLOWED THE RT MLG TIRE TO ROTATE AND PULL THE AIRCRAFT OFF THE RUNWAY. THE RESULTING SIDE LOAD ON THE MLG CAUSED THE OVER CENTER LINK , AND THE STRUT CYLINDER, TO BREAK. ALSO, BOTH RT SIDE MLG DOOR WERE DAMAGED ALONG WITH THE RT FLAP. THE CUFF FOR ATTACHING THE TORQUE LINKS TO THE STRUT IS INSTALLED BY THE SWEAT METHOD. THE CUFF WAS BROKEN AT ATTACH POINT FOR THE SCISSORS LINK FOR SOME TIME AND NOT NOTICED DUE TO COVERAGE OF PAINT. IT TOOK A FEW LANDINGS FOR THE SWEAT ATTACHMENT TO BREAK LOOSE. DEBONDING WAS EVIDENT BY DISCOLOR OF SWEAT SEALED AREA ON CUFF AND STRUT. INSP RECOMMENDED TO TORQUE LINK ATTACH POINT ON THE STRUT.