What was found
(CAN) WHILE TESTING THE LT MAGNETO DURING PRE-FLIGHT GROUND RUN, IT WAS NOTED THAT THE ENGINE RAN EXTREMELY ROUGH. THE LT MAGNETO WAS REMOVED AND LOOSE PARTS WERE FOUND INSIDE. MAGNETO REPLACED.
- Difficulty date
- March 12, 2014
- Submitted
- March 12, 2015
- Operation
- General aviation
- Make and model
- Cessna 172R
- Aircraft time
- 4,364 hours
- Engine
- Lyc IO360L2A
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Magneto
- Part number
- 4371
- Condition
- Failed
- Location
- Left
- Part time
- 248 hours
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- R
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.