Brake Maintenance; Adjusting The Parking Brake - Toro 74310 Operator's Manual

Brake Maintenance

Adjusting the Parking Brake

Service Interval: After the first 100 hours
Every 500 hours thereafter
Check to make sure that the brake is adjusted properly. This
procedure must be followed after the first 100 hours or when
a brake component has been removed or replaced.
1. Stop the machine and move the speed control lever to
the neutral position.
2. Disengage the PTO, engage the parking brake, stop the
engine, and wait for all moving parts to stop.
3. Release the parking brake.
4. Tilt the seat forward.
5. Check and ensure there is no slack between the park
brake handle and the linkage.
6. If an adjustment is necessary, remove the clevis pin
and rotate the linkage counterclockwise to lengthen or
clockwise to shorten.
Figure 48
1. Parking brake
2. Rotate yoke
3. Clevis pin
7. Measure the compressed spring length on both vertical
spring assemblies. The spring should measure between
6 to 7 cm (2.35 to 2.85 inches). If necessary, adjust the
nut at the top of the vertical spring assembly to achieve
this distance.
4. Speed control lever
5. Steering levers
1. Parking brake
2. Steering lever
3. Speed control lever
8. The linkage length is adjusted with the two nuts at the
bottom of the vertical spring assembly. The linkage
should measure 22.7 to 23.3 cm (8.92 to 9.16 inches).
1. 22.7 to 23.3 cm (8.92 to
9.16 inches)
9. Engage and disengage the brakes to check for proper
engagement and disengagement. Adjust if necessary.
41
Figure 49
4. Vertical spring assembly
5. Nut
6. 6 to 7 cm (2.35 to 2.85
inches)
Figure 50
2. Nuts