Toro 33518 Operator's Manual page 42

adjustment bolt at the tensioner plate as shown
in Figure 45.
Note:
You must loosen the nuts and bolts that
secure the transmission mount and tensioner
plate at both sides of the machine.
Figure 45
1. Hydro mounting bolts and
nuts
2. Nuts
3. Adjustment bolt
5. Turn the adjustment bolt to move transmission
adjustment plates and transmission.
6. When the chains can move up and down 6 to 12
mm (1/4 to 1/2 inch), tighten the nuts on both
sides of the adjustment bolts.
7. Tighten nuts and bolts that secure the hydro
mounting.
8. Adjust the traction-control linkage, refer to
Adjusting the Traction-Control Linkage (page
46).
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4. 6 to 12 mm (1/4-1/2 inch)
5. Guard removed for clarity
Adjusting the Drive Wheel Chain
Tension
1. Shut off the engine, engage the parking brake,
remove the key, and wait for all moving parts to
stop before leaving the operating position.
2. Lift the rear of the machine and support it using
jack stands.
3. Check the tension of the drive-wheel chains
(Figure 46).
Note:
The chains should move up and down 6
to 12 mm (1/4 to 1/2 inch).
1. Locknut
2. Idler sprocket
4. Loosen the locknut and carriage bolt that secure
the idler sprocket
5. Increase or decrease chain tension by
performing the following:
•
Push down and forward on the sprocket
to increase the chain tension as shown in
Figure 46.
•
Lift up and back on the sprocket to decrease
the chain tension.
6. Torque the locknut to 91 to 113 N∙m (67 to 83
ft-lb).
7. Check the chain tension and if necessary repeat
steps 4 through
up and down 6 to 12 mm (1/4 to 1/2 inch).
42
Figure 46
3. Drive-wheel chain
(Figure 46).
6 until you can move the chain
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