What was found
DURING A SCHEDULED INSPECTION, FOUND THAT THE NR 1 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THE CYLINDER HEAD WAS CRACKED AROUND THE INTAKE VALVE SEAT AND THROUGH THE CYLINDER HEAD WALL OUT BETWEEN THE CYLINDER COOLING FINS.
- Difficulty date
- January 23, 2018
- Submitted
- March 28, 2018
- Operation
- General aviation
- Aircraft
- N300DC
- Make and model
- Piper PA28161
- Aircraft serial
- 2842180
- Aircraft time
- 7,795 hours
- Engine
- Lyc O320D3G
- Engine time
- 3,839 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder Head
- Part number
- LW12416
- Condition
- Cracked
- Location
- Nr 1 Cylinder
- Part time
- 1,773 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.