Replacing The Transmission-Drive Belt - Toro 33518 Operator's Manual

1. Auxiliary pump
2. Auxiliary pump-idler pulley
3. Locknut (3/8 inch)
3. Adjust the belt tension as follows:
•
Move the auxiliary pump-idler pulley
rearward and outward to tighten the belt.
•
Move the auxiliary pump-idler pulley forward
and inward to loosen the belt.
Note:
The belt should deflect 1.3 cm (1/2 inch)
when 1.4 kg (3 lb) of force is applied to the belt
midway between the auxiliary pump and engine
pulleys.
4. Tighten locknut to 37 to 45 N∙m (27 to 33 ft-lb).
Replacing the
Transmission-Drive Belt
Note:
No adjustments are required for belt 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. Insert a breaker bar into the socket of the
belt-tension bracket and move the bracket
outward and forward
Figure 51
4. Adjustment slot (chassis)
5. Auxiliary pump-drive belt
(Figure 52).
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1. Transmission pulley
2. Transmission
3. Socket (belt-tension
bracket)
3. Slip the transmission-drive belt of the engine,
tensioner, and transmission pulleys
4. Route the new transmission-drive belt around
the engine, tensioner, and transmission pulleys
as shown in
5. Release the belt-tension bracket and allow the
spring to tension the belt
Note:
Make sure that the belt-tension bracket
and pulley can move freely.
45
Figure 52
4. Engine pulley
5. Tensioner pulley
Figure 52
(Figure 52).
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(Figure 52).