Service difficulty report · Magneto · Cessna 172S

Difficulty date
June 9, 2009
Submitted
August 3, 2009
Operation
General aviation
Make and model
Cessna 172S
Aircraft time
4,037 hours
Engine
Lyc IO360L2A
Propeller
Mcauly 1A170*
Part
Magneto
Part number
4371
Condition
Malfunctioned
Location
Engine
Part time
92 hours
Stage of operation
NR
How discovered
9
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

(CAN) THE MAGNETO WAS TIMED TO THE ENGINE AT TAFT 5068.2. NEXT INSP, TIMING WAS OUT OR RETARDED 6 DEGREES. MAGNETO IS EXHIBITING SYMPTOMS SPECIFIED IN SB3-08A WITHOUT THE AFFECTED S/N.

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