Adjusting The Brake Switch; Belt Maintenance; Check Condition & Tension Of Belts; Transmission Drive Belt Tension - Toro 23518 Service Manual

SPECIFICATIONS & MAINTENANCE

Adjusting the Brake Switch

1. Park the machine on a level surface.
2. Shut off the engine and wait for all moving parts to
stop.
3. Prior the adjusting the brake switch ensure the
2
parking brake is properly adjusted. See "Adjusting
the Parking Brake" on page 3-13.
4. Engage the parking brake.
5. Check the distance from the parking brake switch
bracket to the hydro brake arm. The distance should
be 1/8" (3.2mm) (Fig. 006).
A. Parking brake switch bracket
B. 1/8" (3.2mm) gap
6. If adjustment is required, loosen the bolt holding the
parking brake switch bracket and adjust the distance
between the parking brake switch bracket and the
hydro brake arm to be 1/8" (3.2mm).
7. Tighten the bolt holding the parking brake bracket.
2-14
Fig. 006 fig. 19 G018137

Belt Maintenance

Check Condition & Tension Of Belts
Service Interval: Every 50 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lift the front of the unit and support using jack
stands or equivalent support.
3. Check the auxiliary pump drive belt condition and
tension; belt should be snug. See Auxiliary Pump
Drive Belt Adjustment in this section.
4. Check condition of the transmission drive belt.

Transmission Drive Belt Tension

Note: No adjustments are required for belt tension.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Install the new belt.
3. Make sure the idler arm and pulley can move freely.

Auxiliary Pump Drive Belt Adjustment

1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. To tighten belt, loosen the 3/8" nyloc nut on auxiliary
pump belt idler pulley. Slide bolt inward in slot and
retighten nyloc nut.
3. When properly adjusted, the belt should have 1/2"
(1.3cm) of deflection with 3 pounds of pressure on
the belt midway between the auxiliary pump and
engine pulley.
Toro 30" Aerator Service Manual