SDR 9607399909

Service difficulty report · Duct Clamp · Doug DC931

Difficulty date: March 31, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N959N
Make and model: Doug DC931
Aircraft serial: 47255
System (JASC): 2120 · Air Distribution System
Part: Duct Clamp
Condition: Loose
Location: Water Separator
Stage of operation: CR
Nature of condition: J
Precautionary procedure: A, B

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

What was found

LOSS OF CABIN PRESSURIZATION OCCURRED AT 35,000 FEET, AN EMERGENCY DESCENT WAS MADE TO 10,000 FEET AND FLIGHT DIVERTED TO MCO. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LOOSE DUCT CLAMP AND BOOT DISCONNECTED AT WATER SEPARATOR. TIGHTENED CLAMP AND REPLACED THE BOOT, OPERATIONAL CHECK NORMAL.

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