What was found
DURING A ROUTINE 500 HR INSPECTION, THE ROTOR SHAFT WAS FOUND CRACKED AT THE BOTTOM OF THE CAM SLOT. THE CAUSE IS UNKNOWN. THIS IS THE THIRD SUCH DEFECT FOUND IN THIS SERIES OF MAGNETOS IN A YEAR. (K)
- Difficulty date
- September 1, 2005
- Submitted
- September 26, 2005
- Operation
- General aviation
- Aircraft
- N4145A
- Make and model
- Piper PA28181
- Aircraft serial
- 2843150
- Engine
- Lyc O360*
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Rotor
- Part number
- M3548
- Condition
- Cracked
- Location
- Magneto
- Component
- Magneto
- Component part number
- 4370
- 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.