Maintenance
all the chains is approximately equal. Make sure all chain attachment bolts are tight. Reposition
Figure 14
1.Apply downward pressure here
2.Place locking pliers here to hold spring
3.10 1/2 inches (26.7 cm)
4.Remove force on deck springs by loosening nuts here
5.Swivel
6.Front of unit
7.Socket head adjusting screw
8.Jam nut
12.Raise deck lift lever to the 5 inch (12.7 cm) cutting height position (Figure 8). Adjust spring compression until proper distance is obtained between the two large washers (Figure 14). Adjustment is made by turning the nut at the front of each spring (clockwise will shorten the spring, counterclockwise will lengthen the spring). Lock in position with jam nuts.
Note: When above adjustments have been made, the front of the deck will be slightly lower than the rear of the deck.
Pump Drive Belt Tension
Mule Drive Belt Tension Adjustment
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
2.Check to make sure the center of the bolt head in the center of the spring loaded pulley, on left side engine deck support, is positioned between the centers of the two alignment holes in the left support plate (Figure 15 and Figure 16). It is necessary to adjust the belt tension when the
center of the bolt head is at or below the center of the bottom alignment hole.
3.When adjustment is necessary, loosen the idler pulley on the
Place a wrench on the 3/8 inch nut in the center of the spring loaded pulley and apply upward pressure to relieve tension on the spring (a 1/2 inch drive breaker bar and 9/16 inch socket works best).
Reposition the adjusting pulley to the bottom of the slot.
Note: When installing a new belt, it is necessary to reposition the right adjusting pulley upward in the slot in order to position the center of the spring loaded pulley between the alignment holes.
Figure 15
1. Front of unit | 2. Alignment holes |
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