Service difficulty report · Impulse Coupling · Cessna 182T

Difficulty date
October 29, 2014
Submitted
December 18, 2014
Operation
General aviation
Aircraft
N142DL
Make and model
Cessna 182T
Aircraft serial
18281470
Engine
Lyc IO540*
Part
Impulse Coupling
Part number
M3333
Condition
Cracked
Location
Magneto
Part time
500 hours
Component
Magneto · Slick · 6351
Component part number
6351
Stage of operation
IN
How discovered
M
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

DURING A ROUTINE 500 HR INSPECTION OF THE MAGNETOS, FOUND BOTH IMPULSE COUPLINGS CRACKED AT HUB PLATE, NEAR FULL ADVANCE STOP NOTCH.

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