Service difficulty report · Shutoff Valve · Boeing 76733A

Difficulty date
May 24, 2009
Submitted
May 26, 2009
Operation
Air carrier
Aircraft
N591HA
Make and model
Boeing 76733A
Aircraft serial
33423
Aircraft time
24,396 hours, 4,672 cycles
Part
Shutoff Valve
Part number
125770G1
Part serial
029192
Condition
Leaking
Location
Fuel System
Part time
24,396 hours, 4,672 cycles
Stage of operation
IN
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

APU SHUTOFF VALVE LEAKING FUEL, LT REAR SPAR. REMOVED FUEL ACCESS DOOR 531BB. REMOVED AND REPLACED LEAKING APU SHUTOFF VALVE (VALVE BODY ). REINSTALLED FUEL ACCESS DOOR 531BB. OPS CK GOOD. NO LEAKS NOTED IAW MM 28-25-02 AND MM 28-11-02. CONFIRMATION PERFORMED ON FUEL TANK CLOSURE.

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