SDR DXTA200802979

Service difficulty report · Acm · Cessna 750

Difficulty date: April 4, 2008
Submitted: April 9, 2008
Operation: Air carrier
Aircraft: N921QS
Make and model: Cessna 750
Aircraft serial: 7500241
Aircraft time: 3,054 hours, 1,931 cycles
Engine: Allsn AE3007C
System (JASC): 2150 · Cabin Cooling System
Part: Acm
Condition: Odor
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: B, J
Precautionary procedure: O

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

What was found

DURING GEAR RETRACTION, CABIN SPIKED 4000 FPM (CLIMB) AND A STRONG ENVIROMENTAL BURNING ODOR APPEARED. REMOVED & REPLACED COCKPIT ACM, OPERATIONALY CHECKS GOOD. IAW MM 21-51-00, CLEANED WATER SEPARATOR CLOTHS. IAW MM 12-10-01. ACCOMPLISHED PRESSURIZATION MAINTENANCE TESTS WITH NO DISCREPANCIES NOTED IAW MM 21-30-00.

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