What was found
LOW COMPRESSION NR2 CYLINDER ON 100 HR INSPECTION. FOUND BLOW-BY COMING AROUND FINS IN THE HEAD. CYLINDER WAS CRACKED BETWEEN SPARK PLUG HOLE AND INTAKE VALVE. ALL PREVIOUS COMPRESSION CHECKS WERE IN THE 70/60 RANGE.
- Difficulty date
- May 3, 2011
- Submitted
- June 3, 2011
- Operation
- Air carrier
- Aircraft
- N910TA
- Make and model
- Cessna U206G
- Aircraft serial
- U20604102
- Engine
- Cont IO520F
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 71CATIST714CA
- Condition
- Cracked
- Location
- Engine
- Part time
- 1,037 hours
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.