SDR DALA13003349202

Service difficulty report · Clamp · Doug MD9030

Difficulty date: January 18, 2013
Submitted: January 22, 2013
Operation: Air carrier
Aircraft: N902DA
Make and model: Doug MD9030
Aircraft serial: 53382
Aircraft time: 48,580 hours, 25,795 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Clamp
Condition: Separated
Location: Lt A/C Pack
Stage of operation: CL
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

DIVERTED, DUE TO PRESSURIZATION ISSUES AT FL140. STARTED DESCENT TO 10,000. THE LT PACK SHOWED ZERO FLOW AND THE RT PACK WAS OPERATING NORMALLY AND SHOWING GOOD FLOW. THE CREW NOTICED THE FLOW LIGHT ILLUMINATED AND THE CABIN CLIMBING. MAINTAINED CABIN UNTIL LANDED. MX FOUND THE LT COALESCER BAG WATER SEPARATOR CLAMP SEPARATED. THE CLAMP WAS REPLACED. THE LEFT PACK LEAK CHECKED GOOD AND OPERATED NORMALLY. THE ACFT PRESSURIZED NORMALLY.

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