Replacing The Pto Drive Belt; Replacing The Pump Drive Belt - Toro 74253CP Operator's Manual

7. Rotate the ratchet or breaker bar to move the idler
plate until the idler spring is between 10 and 10-1/4
inches (25.4 and 26.0 cm) from post to post as
shown in Figure 63.
8. While holding the belt tension and spring length,
tighten the idler plate bolts that secure the idler plate
(Figure 63).
Figure 63
1. Belt guide install at a 45
degree angle
2. Idler spring length
(between 10 and 10-1/4
inches (25.4 and 26.0 cm))
3. Idler plate

Replacing the PTO Drive Belt

Service Interval: Every 50 hours
1. Disengage the PTO, move the motion control levers
to the neutral locked position and set the parking
brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Loosen the front engine panel knobs and remove
the panel (Figure 64).
4. Ratchet or breaker bar
5. Idler plate bolt
1. Knob
4. Remove the spring from the idler arm (Figure 65).
5. Remove the clutch stop bracket.
6. Remove the old PTO drive belt.
7. Install the PTO drive belt around the clutch pulley
and the gearbox pulley (Figure 65).
8. Intall the clutch stop bracket.
9. Install the spring to the idler arm (Figure 65).
1. PTO Drive belt
2. Gear box
3. Spring

Replacing the Pump Drive Belt

Service Interval: Every 50 hours
46
Figure 64
2. Front engine panel
Figure 65
4. Clutch
5. Spring loaded idler pulley