Service difficulty report · Regulator Valve · Airbus A320232

Difficulty date
March 25, 2013
Submitted
April 17, 2013
Operation
Air carrier
Aircraft
N452UA
Make and model
Airbus A320232
Aircraft serial
955
Aircraft time
46,842 hours, 19,168 cycles
Engine
Iae V2527A5
Part
Regulator Valve
Part number
B17CA1042
Part serial
713
Condition
Failed
Location
Cargo Heat
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

CARGO HEAT ON FULL HOT FOR APPROX 20-30 MINS AND AFT CARGO TEMP IS GOING DOWN, CARGO TEMP IS 56 DEGREES, HOT AIR VALVE DOES NOT OPEN WITH TEMP AT FULL HOT. REPLACED TRIM AIR VALVE AND PRESSURE REGULATOR VALVE PER MM.

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