SDR UPS97222032

Service difficulty report · Coalascer Bag · Boeing 72751C

Difficulty date: February 13, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N904UP
Make and model: Boeing 72751C
Aircraft serial: 18946
System (JASC): 2170 · Humidity Control System
Part: Coalascer Bag
Condition: Dirty
Location: Cabin
Stage of operation: CL
Nature of condition: B
Precautionary procedure: O

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

What was found

ON TAKEOFF, NOTICED A STRONG ODOR. RAN AIRCONDITIONING SMOKE CHECKLIST, ODOR DID NOT DECREASE. RETURNED TO IAD. PERFORMED TAKEOFF POWER CK PER MM 71-00-58. NO ODOR NOTICED, CHANGED WATER SEPARATOR BAGS LT/RT PACK. NO OIL FOUND IN DUCTS, OLD BAGS IN GOOD SHAPE. ALL PACK INTAKES CLEAR. UNABLE TO DUPLICATE.

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