Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 374Get this manual

Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 374

BACKLASH MEASUREMENT (FT9.9D)

8 Attach the backlash indicator onto the drive shaft (12.8 mm in diameter) as shownBacklash indicator: 90890-06706 Attach the dial gauge onto the lower unit and have the dial gauge plunger contact the mark on the backlash indicatorBase plate: 90890-07003 Dial gauge set: 90890-01252 Magneto base: 90890-06705 Slowly turn the drive shaft clockwise and counterclockwiseWhen the drive shaft stops in each direction, measure the backlash2Adjust: Forward gear backlash Remove or add shim(s)NOTE:

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