SDR AALA201803239012

Service difficulty report · Control Unit · Airbus A321231

Difficulty date: March 21, 2018
Submitted: March 27, 2018
Operation: Air carrier
Aircraft: N906AA
Make and model: Airbus A321231
Aircraft serial: 7651
Aircraft time: 2,223 hours, 849 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Control Unit
Condition: Odor
Location: Ground Power
Stage of operation: NR
How discovered: O
Nature of condition: B
Precautionary procedure: O

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

What was found

DUE TO ELECTRICAL ODOR REPORTED IN THE COCKPIT, COMPLIED WITH CABIN ODOR TROUBLESHOOTING CARD 05-96-84. PERFORMED MCM CARD 05-96-84, CABIN AIR QUALITY CARD, REPLACED GAPCU IAW AMM 24-41-34. OPS CHECKED IAW AMM 24-41-00. OPS CHECKED GOOD. CYCLED POWER FROM GPU TO APU POWER MULITIPLE TIMES, UNPLUGGED GPU AND APPLIED POWER. NO FAULTS OR ODORS NOTED. OK FOR SERVICE. THE AIRCRAFT WAS GROUNDED.

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