Service difficulty report · Controller · Airbus A320232

Difficulty date
September 10, 2010
Submitted
September 10, 2010
Operation
Air carrier
Aircraft
N446UA
Make and model
Airbus A320232
Aircraft serial
834
Aircraft time
40,834 hours, 16,376 cycles
Engine
Iae V2527A5
Part
Controller
Condition
Malfunctioned
Location
A/C Pack
Stage of operation
CR
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

RT PACK OVERHEAT. RTFL DUE TO OVERHEAT FAULTS ON RIGHT PACK NEED TO REPLACE 10HA2. REPLACED 10HA2 BLEED PRESSURE REGULATOR VALVE SOLENOID. REPLACED EXHAUST OUTLET DOOR ASSY AND DOOR ACTUATOR (P/N 762A0000-04), OPS CHECKED GOOD, PACK TEMP CONTROL SYSTEM TESTED GOOD. STILL NEED TO REPLACE LT PACK CONTROLLER AND ACCOMPLISH HIGH POWER AFTER INSTALLATION. REPLACED PACK CONTROLLER, OPS CHECKS OK. STILL NEED TO REPLACE 10HA1 AND PERFORM HIGH POWER RUN TO VERIFY BOTH BLEED AIR SYS AND BOTH PACKS ARE OPERATIONAL. REPLACED 10HA1. ACCOMPLISHED HIGH POWER RUN. BOTH PACKS OP CHECKS OKAY. BOTH BLEED TEMPS AND PRESSURES NORMAL.

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