Service difficulty report · O-Ring

Difficulty date
April 6, 2012
Submitted
September 14, 2015
Operation
General aviation
Engine
Pwa PT6A34
Part
O-Ring
Part number
M259881928
Condition
Leaking
Location
Fuel
Part time
15 hours
Stage of operation
LD
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

(CAN) FOUND FUEL LEAKING FROM THE ENGINE FUEL PUMP DISCHARGE FILTER COVER, IT WAS A RESULT OF THE PACKING, PN: M25988-1-928, "BLOWN " OUT OF ITS SEALING AREA. THE FUEL PUMP, DISCHARGE FILTER COVER WAS INSTALLED AND TORQUED IAW MM, PN 3021242, DATED APRIL 03,2009, SECTION 73-10-02. IT WAS RECORDED BY THE TECHNICAN THAT THE TORQUE WAS IN THE MID RANGE OF THE LIMIITS SPECIFIED IN THE MANUAL. IT WAS THEN DETERMINED TO USE THE HIGHER END OF THE SPECIFIED TORQUE RANGE. THE ENGINE WAS GROUND RUN, NO MORE LEAKS FOUND.