Service difficulty report · Shutoff Valve · Boeing 7377H4

Difficulty date
October 13, 2018
Submitted
October 15, 2018
Operation
Air carrier
Aircraft
N403WN
Make and model
Boeing 7377H4
Aircraft serial
29815
Aircraft time
61,743 hours, 36,287 cycles
Part
Shutoff Valve
Part number
32145526
Part serial
7886
Condition
Faulty
Location
Bleed Air Sys
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

AIR TURNBACK, DURING SINGLE PACK OPERATION, RIGHT PACK TRIPPED COULD NOT RESET. R&R PRESSURE REGULATORY AND SHUTOFF VALVE IAW AMM.

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