What was found
RECEIVED BLOWER AND FOUND SHAFT SHEARED AT SPLINES. FURTHER VISUAL INSP FOUND NO DAMAGE TO THE IMPELLER OR BLOWER ASSY. THAT WOULD HAVE CONTRIBUTED TO THE SHAFT SHEARING.
- Difficulty date
- January 7, 2010
- Submitted
- January 7, 2010
- Operation
- Air carrier
- Aircraft
- N9YONE
- Make and model
- Bell 412EP
- Aircraft serial
- 36421
- Aircraft time
- 3,092 hours
- System (JASC)
- 7921 · Engine Oil Cooler
- Part
- Shaft
- Part number
- 2660163502
- Condition
- Sheared
- Location
- Oil Cooler Blwer
- Component
- Blower · Bell
- Component part number
- 209062502101
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.