8-22 LOWER UNIT
CHECKING PROPELLER SHAFT THRUST PLAY
After adjusting all gear positions, measure the propeller shaft
thrust play.
Propeller shaft thrust play:
0.20 – 0.40 mm (0.008 – 0.016 in)
Measurement step
1. Assemble the gear adjusting gauge to the propeller shaft as
shown in the figure.
09951-09530: Gear adjusting gauge
2. Push the propeller shaft inward.
3. Hold the propeller shaft in and set the dial gauge pointer to
zero.
4. Slowly pull the propeller shaft outward and read the maxi-
mum thrust play on the dial.
• If the measurement is more than the specification,
increase the propeller shaft thrust washer thickness.
• If the measurement is less than the specification, reduce
the propeller shaft thrust washer thickness.
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