SDR DALA2016060304333

Service difficulty report · Cabin Pressure · Doug MD88

Difficulty date: June 2, 2016
Submitted: June 3, 2016
Operation: Air carrier
Aircraft: N942DL
Make and model: Doug MD88
Aircraft serial: 49815
Aircraft time: 69,758 hours, 52,088 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Cabin Pressure
Condition: Malfunctioned
Stage of operation: DE
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

DURING DESCENT FROM FL350 TO FL240, FLOW LIGHT ILLUMINATED WITH CABIN ALT RISING RAPIDLY THROUGH 9000'. DURING EMERGENCY DESCENT AUTO INOPERATIVE. INOP 1, INOP 2 LIGHTS ILLUMINATED AND RT AC PACK PRESSURE NOTED LOW. CABIN ALT ROSE TO 16,000' AND PASSENGER OXYGEN MASKS DEPLOYED AUTOMATICALLY. ACFT PRESSURIZATION OPS CK GOOD IAW AMM 21-32. OK FOR SERVICE.

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