SDR DLM88954789

Service difficulty report · Duct Clamp · Doug MD88

Difficulty date: December 28, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N907DL
Make and model: Doug MD88
Aircraft serial: 49538
System (JASC): 2150 · Cabin Cooling System
Part: Duct Clamp
Condition: Worn
Location: Rt Pack
Stage of operation: CL
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 CLIMB THROUGH FL 270, FLOW LIGHT ILLUMINATED AND CABIN BEGAN 1,000 FPM CLIMB, UNABLE TO CONTROL MIX VALVE POSITION AND CABIN PRESSURE. FOUND RT PACK DUCT BLOWN OFF. REINSTALLED DUCT, INSTALLED NEW NUT ON CLAMP AND LEAK CHECKED OK. ALSO, CHECKED ALL DOOR SEALS AND ALL CHECKS NORMAL.

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