Service difficulty report · Impulse Coupling

Difficulty date
October 19, 2022
Submitted
November 21, 2022
Operation
General aviation
Aircraft
N221EF
Engine
Lyc IO360B4A
Engine time
492 hours
Part
Impulse Coupling
Part number
M3529
Condition
Loose
Location
Magneto
Part time
492 hours
Component
Magneto · Slick
Component part number
4373
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SLICK MAG P/N 4373, S.N. 18060338 FOUND LOOSE RIVETS ON IMPULSE COUPLING DURING INSPECTION, REPLACED IMPULSE COUPLING WITH NEW.