Service And Adjustments - Cub Cadet G 1236 Operator's And Service Manual

Walk-behind commercial rotary mowers
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WARNING: Do not at any time make any
adjustment to the unit without first
stopping engine and disconnecting
spark plug wire.
ADJUSTING THE CONTROL-FORCE
Three holes in the belt guard allow you to reposition
the hex cap screw to adjust the brake lever. The top
hole (lite tension), the middle hole (medium tension)
and the lower hole (hard tension). The unit is shipped
with the hex screw in the top hole. SEE FIGURE 25
BELOW FOR REFERENCE. To adjust the bolt do the
following:
1. Remove the hex screws retaining the outer belt
guard. (See Figure 21 page 20)
2. Remove the upper nut retaining the inner belt
guard, and loosen the lower nut (DO NOT
REMOVE). (See Figure 25)
3. With a spring puller, pull the spring and detach it
from the hex cap screw. (See Figure 23)
Hex Cap Screw
Figure 23
4. Remove the lock nut from the lite touch hole in
the inner belt guard. (See Figure 24)
Figure 24
5. Pull the inner belt guard away from the unit. This
will give clearance to remove the bolt. Note: If you

SERVICE AND ADJUSTMENTS

Spring
Lock Nut
are having difficulty removing the bolt, continue to
loosen the lower nut on the inner belt guard (BUT
DO NOT REMOVE). Remove the bolt and nut.
(See Figure 25)
6. Reposition the bolt and nut into the middle or
lower hole and retighten the nut. (See Figure 25)
7. Using a spring puller, reattach the spring to the
hex cap screw. (See Figure 23)
8. Reposition the inner belt guard, reinstall the
upper nut, and retighten the lower and upper
nuts. (See Figure 25)
9. Reposition the outer belt guard, reinstall the hex
screws. (See Figure 21 page 20)
Inner Belt Guard
Loosen the lower nut (DO NOT REMOVE)
21
Upper Nut
Medium
Hard
Figure 25
Lite

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