SDR 2WAA20150107001

Service difficulty report · A/C Pack · Doug DC983

Difficulty date: January 7, 2015
Submitted: January 12, 2015
Operation: Air carrier
Aircraft: N805WA
Make and model: Doug DC983
Aircraft serial: 53470
Aircraft time: 47,000 hours, 25,991 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Unknown
Location: Both
Stage of operation: CR
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

LOST BOTH PACKS AT 33,000 FT, COULD NOT RECOVER PACKS. PERFORMED ADJUSTMENT TEST RT TEMP CONTROL SYS, FOUND NORMAL ON GROUND IAW MM 21-60-00. PERFORMED ADJUSTMENT TEST LT TEMP CONTROL FOUND PACK IN AUTO INOPERATIVE. PERFORMED LT & RT PACK TEMPERATURE CONTROL INTEGRITY CHECK A AND OPS CHECK IAW BILL OF WORK 2655, AND MM 21-60-00, OPS CHECKED PASSED.

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