MTD 700 Series Professional Shop Manual page 58

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700 Series Lawn Tractor
• The variable speed pulley should spin true in
the bearings.
• The center partition of the variable speed pulley
should slide up-and-down smoothly.
See Figure 5.37.
• If the variable speed pulley shows and damage
it should be replaced.
3f. Reassemble the variable speed pulley by
reversing the steps used to disassemble it.
NOTE: Tighten the bearing holder screws to a
torque of 90-135 in-lbs (10-15 N-m).
NOTE: Apply thread locking compound such as
LocTite TM 242 (blue) to the variable speed
pulley bolt. Tighten the bolt to a torque of
150-180 in-lbs (17-20 N-m).
4. Reinstall the variable speed pulley assembly to the transmission and install the transmission to the tractor by
reversing the steps used to remove it.
5. Run and test the drive system before returning the tractor to service.
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Hex bolt
Belle washer
Figure 5.37
Variable speed pulley