Service difficulty report · Shutoff Valve · Boeing 7673P6

Difficulty date
July 20, 2009
Submitted
July 23, 2009
Operation
Air carrier
Aircraft
N1501P
Make and model
Boeing 7673P6
Aircraft serial
24983
Aircraft time
79,818 hours, 16,952 cycles
Part
Shutoff Valve
Condition
Malfunctioned
Location
Bleed Air Sys
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

NR 1 ENG BLEED VALVE WON’T OPEN. BIT CHECK OF CONTROLLER FAULTED PRSOV. CYCLED VALVE MANUALLY. CHECKS GOOD. OK FOR SERVICE.

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