Service difficulty report · Fuel Line · Piper PA31T2

Difficulty date
January 19, 2018
Submitted
September 26, 2018
Operation
General aviation
Aircraft
N88B
Make and model
Piper PA31T2
Aircraft serial
31T8166023
Aircraft time
3,048 hours, 1,717 cycles
Engine
Pwa PT6A135
Engine time
3,048 hours, 1,717 cycles
Part
Fuel Line
Part number
3011849
Part serial
NSN
Condition
Cracked
Location
Zone 400
Part time
3,048 hours, 1,717 cycles
Stage of operation
TX
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

UPON ENGINE SHUT DOWN IT WAS NOTED FUEL LEAKING FROM THE RIGHT ENGINE. ENGINE WAS UN-COWLED, GROUND RUN REVEALED A FUEL LEAK FROM FCU HIGH PRESSURE FUEL LINE P/N 3011849. LINE WAS REPLACED WITH NO FURTHER FUEL LEAKS NOTED. THE LEAKING FUEL LINE WAS INSPECTED AND IT WAS NOTED THE HIGH PRESSURE FUEL LINE WAS CRACKED AT THE BRAZED FERRULE JOINT.

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