Service difficulty report · Impulse Coupling · Cessna 172S

Difficulty date
September 1, 2021
Submitted
September 23, 2021
Operation
General aviation
Aircraft
N349ME
Make and model
Cessna 172S
Aircraft serial
172S8584
Aircraft time
7,431 hours
Engine
Lyc IO360L2A
Engine time
3,490 hours
Part
Impulse Coupling
Part number
M3163
Condition
Loose
Component
Magneto · Slick
Component part number
4371
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.

What was found

WHILE PERFORMING A 500 HOUR INSPECTION ON A SLICK 4371 MAGNETO S/N 18010243 I DISCOVERED A LOOSE IMPULSE COUPLING FLYWEIGHT POST.

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