Service difficulty report · Brake Assy · Piper PA31350

Difficulty date
December 16, 2009
Submitted
January 19, 2010
Operation
General aviation
Make and model
Piper PA31350
Aircraft time
13,677 hours
Engine
Lyc LTIO540J2BD
Part
Brake Assy
Condition
Damaged
Location
Mlg
Stage of operation
IN
How discovered
V
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) FOUND 4 SHEARED BOLTS ON LT MLG WHEEL HUB WHEEL ASSY P/N 40-130. FURTHER INSPECTION REVEALED THE LT MLG FORK DEEPLY GOUGED IN LINE WITH BRAKE DISC AND AFTER WHEEL REMOVAL FOUND BRAKE TORQUE PLATE P/N 075-11100 BRAKE CALIPER MOUNTING HOLES DAMAGED AND ELONGATED. SUSPECT THIS DAMAGE DUE TO INCORRECT TORQUE AND WHEEL INSTALLATION. ALSO FOUND LT BRAKE CALIPER P/N 30-95A PRESSURE LINE LEAKING AT BRAKE CALIPER. LT WHEEL DISASSEMBLED, INSPECTED AND BOLTS REPLACED AND TORQUED. LT MLG FORK AND TORQUE PLATE AND BRAKE HOSES REPLACED. BRAKES BLED, LG SWING CARRIED OUT AND AIRCRAFT RELEASED FOR SERVICE. (TC NR 20091217008)

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