Adjusting The Pto Drive Belt Idler Spring Anchor; Replacing The Pump Drive; Belt - Toro 30280 Operator's Manual

Commercial walk-behind mower
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3. Unlatch and remove the carrier frame cover.
4. Unlatch and remove the belt covers.
5. Remove the heat shield from the engine deck
and carrier frame.
6. Roll the belt off of the center pulley on the
mower deck (Figure 61). Use caution when
removing the belt as tension will increase
because of the spring loaded idler pulley.
7. Remove the belt from the engine pulley and
the spring loaded idler pulley (Figure 61).
8. Install the new belt onto the engine pulley and
spring loaded idler pulley (Figure 61).
9. Roll the belt onto the center pulley on the
mower deck (Figure 61). Use caution when
install the belt as tension will increase because
of the spring loaded idler pulley.
10. Install the heat shield to the engine deck and
carrier frame.
11. Adjust the belt guide an 1/8 inch (3 mm) from
the belt (Figure 61).
12. Install the belt covers onto the cutting unit and
secure the latches.
13. Install the carrier frame cover onto the carrier
frame and secure the latches.
Figure 61
1. PTO drive belt guide
2. PTO drive Belt
3. Idler spring
4. PTO engagement pulley
5. PTO drive belt idler pulley
6. Center spindle pulley
Adjusting the PTO Drive Belt
Idler Spring Anchor
The position of the PTO idler can be adjusted to
increase or decrease belt tension.
Use Figure 62 for the idler position options.
Figure 62
1. PTO drive belt idler pulley
2. PTO drive Belt
3. Idler spring

Replacing the Pump Drive

Belt

1. Disengage the PTO 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. Remove PTO drive belt. Refer to Replacing
the PTO Drive Belt in theBelt Maintenance,
page 45.
4. Raise the machine and support it with jack
stands.
5. Disconnect the clutch wire connector from the
wire harness.
6. Disconnect the clutch retainer from the engine
deck (Figure 63).
46
4. Most tension for worn belts
5. Medium tension for normal
belt conditions
6. Least tension for new belts

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