Adjusting The Idler Pulley Arm; Replacing The Transmission Belt - Toro 44409 Operator's Manual

Adjusting the Idler Pulley
Arm
Service Interval: Yearly—Check the mower deck
idler arm for wear.
If the length of the spring is less than 15.2 cm (6
inches) or if the idler pulley arm contacts the idler stop
shown in Figure 55, adjust the idler pulley arm.
Figure 55
122cm (48-inch) deck shown
1. Spring length at least 15.2
cm (6 inches)
2. Nut
1. Park the machine on a level surface, disengage
the PTO, and engage the parking brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Remove the deck guards; refer to
Mower Deck Guard (page 23)
4. Loosen the nut on the idler pulley
5. Adjust the pulley in the slot as needed
56).
Slide the pulley to the left of the slot for a worn
belt or if the spring length is more than 15.2 cm
(6 inches).
Slide the pulley to the right of the slot for a new
belt or if the spring length is less than 15.2 cm
(6 inches)
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3. Idler pulley
4. Idler stop
Removing the
(Figure 55).
(Figure
122cm (48-inch) deck shown
1. Idler arm
2. Slot
6. Tighten the nut
7. Install the deck guard; refer to
Mower Deck Guard (page
Replacing the Transmission
Belt
1. Park the machine on a level surface, disengage
the PTO, and engage the parking brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Remove the mower-deck belt from the clutch
pulley; refer to
(page 39).
4. Remove the clutch pulley
41
Figure 56
3. Slide pulley to the left for
worn belt.
4. Slide pulley to the right for
new belt
(Figure 55).
Removing the
23).
Replacing the Mower-Deck Belt
(Figure 57).
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