What was found
CRACKED LT ENGINE FILTER HOUSING. CRACK DISCOVERED WHILE ADJUSTING THE ALTERNATE AIR DOOR. CRACK WAS ON THE FLANGE BETWEEN THE FILTER AND THE ALTERNATE AIR DOOR ASSEMBLY.
- Difficulty date
- May 13, 2016
- Submitted
- May 16, 2016
- Operation
- General aviation
- Aircraft
- N421ES
- Make and model
- Cessna 421C
- Aircraft serial
- 421C801
- Aircraft time
- 7,303 hours
- System (JASC)
- 7160 · Engine Air Intake System
- Part
- Housing
- Part number
- 515517525
- Condition
- Cracked
- Location
- Filter
- Part time
- 7,303 hours
- 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.