SDR DLM88962694

Service difficulty report · Packs · Doug MD88

Difficulty date: December 14, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N972DL
Make and model: Doug MD88
Aircraft serial: 53215
System (JASC): 2150 · Cabin Cooling System
Part: Packs
Condition: Failed
Location: Lt/Rt
Stage of operation: CL
Nature of condition: G
Precautionary procedure: B

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

What was found

ON CLIMBOUT THROUGH 30,000 FT, RT PACK TRIPPED OFF, TEMP VALVE FULL HOT. CHECKLIST ACCOMPLISHED. WHILE ATTEMPTING TO RESET THE RT PACK, THE LT PACK TRIPPED OFF. CABIN ALT BEGAN CLIMBING AT 1,500 FPM. CABIN EXEEDED 10K FT MASK DEPLOYED BY CREW. EMERGENCY DESCENT ACCOMPLISHED.

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