Service Manual

Mid-Size Walk Behind Service Manual 4 - 23
CHASSIS
4. Remove the mower belt (Figure 72).
Figure 72
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5. Loosen the mounting bolt enough to slide the idler
pulley in the slot and remove the traction belt from
the engine and drive pulleys (Figure 72).
6. Install the new traction belt around the engine and
the drive pulleys (Figure 72).
7. Slide the idler pulley in the engine frame to tension
the traction belt and tighten mounting bolt (Figure
72).
8. Install the mower belt (Figure 72).
9. Check the belt guide under the engine frame for
the proper adjustment (Figure 72).
Note: The distance between the belt guide and mower
belt should be 1-1/4 in. (32mm) when the mower belt is
engaged. Adjust the belt if necessary. The disengaged
belt should not drag or fall off the pulley when the
guides are properly adjusted.
Adjusting Grass/Mud Scraper
1. Loosen the locknut holding scraper to the engine
frame (Figure 73).
2. Rotate scraper until aligned with center of pulley
grooves (Figure 73).
3. Tighten the locknut (Figure 73).
Note: The scraper must not contact the pulley on the
sides or bottom of grooves. Re-adjust if necessary.
Figure 73
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(1) Idler pulley in slot
(2) Traction belt
(3) Mower belt
(4) Belt guide
(5) 1-1/4 in. (32mm)
(6) Mower belt
(1) Scraper
(2) Locknut
(3) Pulley