- Difficulty date
- April 16, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N33008
- Make and model
- Bell 412
- Aircraft serial
- 36004
- Part
- Valve
- Part number
- 209072433007
- Condition
- Failed
- Location
- Oil Sov
- 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.
What was found
SPRING VALVE WILL NOT SHUT.
More about the Bell 412