What was found
IMPULSE COUPLING HUB BASE PLATE FOUND TO BE CRACKED AT ADVANCE STOP NOTCH. CRACK DISCOVERED USING NDT, MAGNETIC PARTICLE INSPECTION OF IMPULSE COUPLING DURING "500 HR INSPECTION" OF MAGNETO.
- Difficulty date
- June 11, 2014
- Submitted
- June 20, 2014
- Operation
- General aviation
- Aircraft
- N71MN
- Make and model
- Raythn G36
- Aircraft serial
- E3711
- Engine
- Cont IO550B
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Impulse Coupling
- Part number
- M3050
- Condition
- Cracked
- Location
- Magneto
- Part time
- 471 hours
- Component
- Magneto · Slick
- Component part number
- 6310
- 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.