What was found
(CAN) DURING ROUTINE MAINTENANCE, THE OIL COOLER BLOWER WHEEL WAS FOUND TO HAVE MISSING BLADES. SUSPECT GUIDE (P/N 350A-720-325-27) TO HAVE SEPARATED FROM ASSEMBLY AND GOT CAUGHT BETWEEN BLOWER WHEEL AND BLOWER DUCT.
- Difficulty date
- August 19, 1999
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Snias AS350B
- Engine
- Tmeca ARRIEL1B
- System (JASC)
- 7921 · Engine Oil Cooler
- Part
- Blower Wheel
- Part number
- 95544576
- Condition
- Cracked
- Location
- Oil Cooler
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.