Figure 56
1. Mower idler plate 3. Ratchet or breaker bar
2. Square hole 4. Idler plate bolt
6. Inser t a ratc het or break er bar into the square
hole in the mo w er idler plate to adjust the
tension ( Figure 56 ).
7. T o increase belt tension, rotate the mo w er idler
plate until resistance is felt and rotation stops .
Do not g o past when it stops ( Figure 56 ).
8. Tighten the idler plate bolts ( Figure 56 ).
9. Chec k the distance from the r ubber stop and
the ar m of the spring loaded idler pulley when
the idler plate is tightened. It needs to be 0 to
1/4 inc h (0 to 6 mm) from the r ubber stop
( Figure 57 ).
Figure 57
1. Spring loaded idler pulley 4. Idler pulley arm
2. Top alignment hole 5. Belt
3. 0 to 1/4 inch gap
(0 to 6 mm)
6. Rubber bumper
10. Adjust the belt tension and the idler plate , if
necessar y , and tighten all hardw are securely
( Figure 56 ).
11. If the mo w er idler plate contacts the end of
the adjustment slot and more belt tension is
required, a small c hang e to the right side fix ed
idler can create more belt tension adjustment
( Figure 58 ).
Figure 58
1. Fixed Idler 2. Adjustment slot
Replacing the Pump Drive
Belt
Chec k pump dri v e belt for w ear after ev er y
50 hours of operation.
1. Pull the spring loaded idler do wn and remo v e
traction belt from the engine and h y dro pump
45
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