SDR HALA2010063000281

Service difficulty report · A/C Pack · Boeing 76733A

Difficulty date: June 30, 2010
Submitted: June 30, 2010
Operation: Air carrier
Aircraft: N580HA
Make and model: Boeing 76733A
Aircraft serial: 28140
Aircraft time: 31,793 hours, 6,059 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Inoperative
Location: Left
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

LT PACK INOP LIGHT ILLUM. EICAS MESSAGE LT PACK TEMP DISPLAYED. OPERATED NORMAL AFTER STBY SELECTED. T/S IAW FIM 21-51-00-1, FIG 103. FAULTS FOUND TEMP CONTROLER VALVE & COMPRESSOR SENSOR, BOTH CLEARED, RAN PACK IAW AMM 21-5-00-705-181 FOR 30 MINUTES IN AUTO. COULD NOT REPRODUCE FAULT & PACK WORKING NORMAL, NO HISTORY NOTED.

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