What was found
ROTORSHAFT CAM-END BEARING FIT TOO LOOSE. SHAFT AND CAM MOVE LATERALLY GIVING VARYING POINT GAP AND TIMING. TIMING FOUND OUT-OF-TOLERANCE DURING CHECK OF TCM SB 643(1). THIS MAGNETO FURNISHED ON LYCOMING FACTORY REMANUFACTURED ENGINE.
- Difficulty date
- April 4, 1996
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N27343
- Make and model
- Piper PA31350
- Aircraft serial
- 317752163
- Engine
- Lyc TIO540J2BD
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Bearing
- Condition
- Loose
- Location
- Mag Dist Blk
- Component
- S6LN2230
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.