Service difficulty report · Hose · Piper PA31350

Difficulty date
February 25, 2002
Submitted
March 5, 2002
Operation
General aviation
Aircraft
N4106F
Make and model
Piper PA31350
Aircraft serial
318252034
Engine
Lyc TIO540*
Part
Hose
Part number
1776604
Condition
Damaged
Location
Hyd System
Part time
6,363 hours
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

HOSE ASSEMBLY FAILED AFTER TAKE-OFF AND NOSE GEAR WOULD NOT RETRACT. PILOT TRIED TO HAND PUMP THE MANUAL HYDRAULIC PUMP WITH SO SUCCESS. INSPECTION NOTED LINE BLEW A HOLE BELOW THE TSO TAG AREA. IT IS RECOMMENDED THAT ON ANNUAL INSPECT BOTH ACTUATOR HOSE ASSEMBLY SHOULD BE INSPECTED BELOW THE TSO TAG AND SPIRAL WRAP FOR DAMAGE.

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