What was found
(CAN) WHILE CARRYING OUT LYCOMING SB 527C (RECALL OF PISTON PINS). THE NR 4 CYLINDER EXHAUST PUSH ROD WAS FOUND CRACKED AT THE TAPPET END. THE CRACK WAS APPROXIMATELY 12 MM LONG.
- Difficulty date
- February 27, 1998
- Submitted
- January 19, 2001
- Operation
- General aviation
- Make and model
- Robsin R44
- Aircraft time
- 2,499 hours
- Engine
- Lyc O540F1B5
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Pushrod
- Part number
- 15F1995735
- Condition
- Cracked
- Location
- Engine
- Part time
- 264 hours
- Component
- Cylinder · Lyc · O540F1B5
- 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.