What was found
FAN ASSY HAD 3 BLADES MISSING CORNERS WITH 1 BLADE MISSING 40 PERCENT OF ITS DIMENSIONS. NEW FAN ASSY INSTALLED. INITIAL BLADE FAILURE SEEMED TO BE A MATERIAL FAILURE NOT CAUSED BY AN IMPACT. THIS TYPE DEFECT IS PRETTY RARE. (K)
- Difficulty date
- October 30, 2007
- Submitted
- August 4, 2008
- Operation
- Air carrier
- Aircraft
- N814MH
- Make and model
- Urocop EC130B4
- Aircraft serial
- 4020
- Engine
- Tmeca ARRIEL2B1
- System (JASC)
- 7921 · Engine Oil Cooler
- Part
- Fan
- Part number
- 95544576
- Condition
- Failed
- Location
- Oil Cooler
- Part time
- 1,991 hours
- Component
- Oil Cooler
- Component part number
- EC130B4
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.