SDR UALA2009052601506

Service difficulty report · A/C Pack · Airbus A319131

Difficulty date: May 23, 2009
Submitted: May 27, 2009
Operation: Air carrier
Aircraft: N848UA
Make and model: Airbus A319131
Aircraft serial: 1647
Aircraft time: 26,583 hours, 10,518 cycles
Engine: Iae V2522A5
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Malfunctioned
Location: Ac Bay
Stage of operation: NR
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 TEMPERATURE ISSUE. FLIGHT CANCELLED. ON CLIMBOUT FWD CABIN SUPPLY DUCT TEMP WENT TO 190 DEGREES. FWD CABIN AMBIENT TEMP ROSE TO 90 DEGREES, WITH ASSOCIATED BURNT SMELL IN CABIN. DUPLICATED PROBLEM WITH APU BLEED OPERATING PACKS, PROBLEM WITH LEFT PACK WAS CAUSED BY RIGHT PACK BEING STUCK IN LOW FLOW, AFTER RIGHT FLOW PROBLEM FIXED, BOTH E PACKS OPERATE NORMALLY.

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