Service difficulty report · Control Valve · Boeing 7377H4

Difficulty date
January 25, 2015
Submitted
January 27, 2015
Operation
Air carrier
Aircraft
N296WN
Make and model
Boeing 7377H4
Aircraft serial
36613
Aircraft time
26,114 hours, 15,479 cycles
Part
Control Valve
Part number
32895625
Part serial
3043C
Condition
Failed
Location
Bleed Air Sys
Stage of operation
UK
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DIVERSION, RT BLEED TRIP OFF LIGHT ILLUMINATED. RESET IAW QRH A-7, IMMEDIATELY CAME ON AGAIN. RT PACK SWITCH SELECTED OFF IAW QRH. FOUND PRE COOLER CONTROL VLV FAILED. R & R PRE COOLER CONTROL VLV IAW MM.

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