Service difficulty report · Regulator Valve · Boeing 76736N

Difficulty date
December 25, 2016
Submitted
January 4, 2017
Operation
Air carrier
Aircraft
N661GT
Make and model
Boeing 76736N
Aircraft serial
30110
Aircraft time
73,355 hours, 9,177 cycles
Part
Regulator Valve
Part number
32148621
Part serial
735
Condition
Malfunctioned
Location
A/C Pack
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

PACK AUTO CONTROL DRIVES TEMP TO FULL COLD -15C. REMOVED & REPLACED THE TRIM AIR PRESSURE REGULATOR VALVE OPS & LEAK CHECKED GOOD IAW AMM 21-61-06-404-020.

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