What was found
SLICK BY CHAMPION SB2-19A MANDATORY INSPECTION OF IMPULSE COUPLING. THE SB HAS YOU INSPECT THE IMPULSE COUPLING PER THE MAINTENANCE MANUAL. IF ANY MOVEMENT IS FOUND IN THE RIVETS, THE IMPULSE COUPLING MUST BE REJECTED. MAGNETO INSTALLED WITH TSN 0.0 AT AN AIRCRAFT TOTAL TIME 7059.6 AND ENGINE TSN/TSO 8803.3/1344.7 INSPECTED MAGNETO MODEL NO. 6351 P/N: 66LC35SDNN S/N: 17110477 TSN: 396.7 INSTALLED IN THE LH POSITION AND FOUND 1 RIVET OF THE TWO WITH MOVEMENT. THIS IMPULSE COUPLING FAILED THE INSPECTION AND IS NO LONGER SERVICEABLE.