What was found
IMPULSE COUPLING SPRING BROKE IN COUPLING, THEREFORE RETARDING TIMING. ALL OTHER PIECES LOOK OK. SPRING APPEARS TO BE OF POOR QUALITY. IT BROKE CLEAN, NO WEAR OR SCRATCHES.
- Difficulty date
- December 18, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N4171R
- Make and model
- Piper PA32300
- Aircraft serial
- 3240504
- Engine
- Lyc IO540K1A5
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Impulse Coupling
- Part number
- 10400320
- Condition
- Spring Broken
- Location
- Eng Mag
- Stage of operation
- NR
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.