Replacing The Fan Drive Belt; Replacing And Tensioning The Alternator Belt - Toro 74268 Operator's Manual

2. Pull the spring loaded idler down and remove the
traction belt from the engine and hydro pump pulleys
(Fig. 77). Remove the belt between the pulleys.
3. Install the new belt around the engine and hydro pump
pulleys (Fig. 77).
4. Pull the spring loaded idler down and align it below
the traction belt. Release the pressure on the spring
loaded idler (Fig. 77).
1
Figure 77
1. Spring loaded idler pulley

Replacing the Fan Drive Belt

Check the fan drive belt for wear after every 50 hours of
operation.
1. Remove the rear engine panel (Fig. 73).
2. Pull the spring loaded idler down and remove the fan
drive belt from the engine and the pump pulley
(Fig. 78).
3. Install the new belt around the engine and hydro pump
pulley (Fig. 78).
4. Pull the spring loaded idler down and align the belt.
Release the pressure on the spring loaded idler
(Fig. 78).
2
m–7405
2. Pump drive belt
52
1
3
Figure 78
1. Fan belt
2. Idler pulley
Replacing and Tensioning the
Alternator Belt
Check alternator belt for wear after every 50 hours of
operation.
Replacing the Alternator Belt
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. Tilt the seat forward and remove the front engine panel
(Fig. 79).
Figure 79
1. Front engine panel
4. Remove the pump drive belt. Refer to Removing the
Pump Drive Belt on page 51.
5. Loosen the two bolts holding the alternator (Fig. 80).
4
2
m–7426
3. Engine pulley
4. Hydro pump pulley
1
2
m–7412
2. Knob