Toro 78593, Руководство оператора, Страница: 18 / 20

Maintenance
Maintenance Safety
•
Park the machine on a level surface. Never allow
untrained personnel to service the machine.
•
Use jack stands to support the machine when
required.
•
Remove the key from the switch on the traction
unit to prevent accidental starting of the engine
when servicing, adjusting, or storing the machine.
•
Perform only those maintenance instructions
described in this manual. If the blower requires a
major repair, contact an authorized Toro distributor.
•
Ensure that the machine is in safe operating
condition by keeping nuts, bolts, and screws tight.
•
Keep your hands and feet away from moving parts.
Do not make adjustments with the engine running.
•
Keep all parts in good working condition and all
hardware tightened. Replace all worn or damaged
decals.
•
To ensure optimum performance and continued
safety certification of the machine, use only
genuine Toro replacement parts and accessories.
Replacement parts and accessories made by
other manufacturers could be dangerous, and
such use could void the product warranty.
Checking the Belts
Service Interval: Every 300 hours
Check the belts for cracks, frayed edges, burn marks,
or any other damage. Replace damaged belts.
Replacing the Blower 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 belt cover ( Figure 35 ).
g246599
Figure 35
1. Bolt (3) 2. Belt cover
4. Loosen the nut on the top pulley and slide the
pulley up to release tension on the belt (
Figure
36 ).
g250730
Figure 36
Blower nozzle not shown for clarity
1. Top pulley 3. Roller bearing
2. Belt
5. Remove the roller bearing ( Figure 36 ).
6. Remove the belt and install a new belt ( Figure
36 ).
7. Install the roller bearing ( Figure 36 )
8. Slide the top pulley down until the belt deflection
is 5 mm (0.19 inch) at the center of the largest
span and tighten the nut (
Figure 36 ).
18