Service Instruction No. 1299 B
Magneto Drive Gear and Cushion Modification
Supersedes Service Instruction No. 1299A
September 24, 2010
MODELS AFFECTED
- O-360 with serial numbers up to and including 19774-36A.
- IO-360 with serial numbers up to and including 13275-51A.
- LIO-360 with serial numbers up to and including 1062-67A.
- O-540 with serial numbers up to and including 17269-40.
- IO-540 with serial numbers up to and including 12775-48.
- TIO-540 with serial numbers up to and including 3536-61a; also 3538-61A and 3539-61A.
- LTIO-540 with serial number 522-68A.
TIME OF COMPLIANCE
During overhaul or earlier at owner’s discretion.
This revision of Service Instruction No. 1299 includes installation instructions for a new magneto drive gear P/N LW-13899 and new matching drive cushion P/N 68H22624 that are available to replace magneto drive gear LW-13642 and drive cushion LW-13641 as a matched set.
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