Service difficulty report · Valve · Boeing 777222

Difficulty date
January 25, 2012
Submitted
February 24, 2012
Operation
Air carrier
Aircraft
N769UA
Make and model
Boeing 777222
Aircraft serial
26921
Aircraft time
66,528 hours, 12,019 cycles
Engine
Pwa PW4077
Part
Valve
Part number
32907449
Part serial
30
Condition
Faulty
Location
Ac Bay
Stage of operation
CR
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

CABIN CTRL TEMP ISSUE, FLIGHT DIVERTED. REPLACED LT FAMV AS PER AMM. ALSO REPLACED ASCPC AS PER AMM, ALL OPS AND INDICATIONS NOW NORMAL FAMV IS A BORROWED PART FROM AA, PART # 3290744-10, SER #1098. ASCPC IS A BORROWED PART 130344FROM BA, PART# 1151100-7, SER # 081C0971, POS L-H. REFERENCE ERRATIC TEMP CONTROL PROBLEMS IN CABIN AND FLIGHT DECK. REPLACED LT FAMV AS PER AMM. ALSO REPLACED ASCPC AS PER AMM, ALL OPS AND INDICATIONS NOW NORMAL.