Service difficulty report · Priority Valve · Boeing 767332

Difficulty date
December 17, 2008
Submitted
December 22, 2008
Operation
Air carrier
Aircraft
N143DA
Make and model
Boeing 767332
Aircraft serial
25991
Aircraft time
32,446 hours, 13,892 cycles
Engine
Pwa PW4060
Engine time
50,312 hours, 9,721 cycles
Part
Priority Valve
Part number
80217010
Condition
Malfunctioned
Location
Nr 2 Engine
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

RIGHT ENG BLEED VALVE WOULD NOT OPEN. FOUND PRV VALVE LOCKED OUT. RETURNED TO NORMAL AND LOCKED OUT HPSOV. REPLACED VLV PER AMM BUT NOW NEEDS MUSCLE LINE AND ELBOW PAR NR 332T4340-3, ELBOW IS IN MCO POUCH MCO/PLC SOB.