SDR HALA2011081900373

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

Difficulty date: August 19, 2011
Submitted: August 19, 2011
Operation: Air carrier
Aircraft: N581HA
Make and model: Boeing 76733A
Aircraft serial: 28141
Aircraft time: 36,698 hours, 6,873 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Malfunctioned
Location: Right
Stage of operation: CL
How discovered: O
Nature of condition: M, J
Precautionary procedure: O

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

What was found

ETOPS SIGNIFICANT SYS - EICAS MSG-R PACK OFF/R PACK TEMP LT ILLUMINATED ENROUTE WHILE CLIMBING TO A HIGHER ALTITUDE W/CLIMB POWER SET. QRH PROCEDURE WAS FOLLOWED AND AFTER PACK RESET PACK RETURNED TO NORMAL,ON DESCENT RT PACK OFF/PACK TEMP LT ILLUMINATED AGAIN-QRH FOLLOWED. T/S SYS IAW FIM 21-51-00, NO FAULTS NOTED ON RT PACK CONTROLLER, RAN RT PACK, NO EICAS MESSAGES ILLUMINATED. ALL CHECKS ARE GOOD.

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