Maintenance; Maintenance Safety; Recommended Maintenance Schedule(S) - Toro Groundsmaster 4300-D Operator's Manual

Maintenance

Note:
Determine the left and right sides of the machine from the normal operating position.

Maintenance Safety

•
Before you leave the operator's position, do the
following:
– Park the machine on a level surface.
– Disengage the power takeoff and lower the
attachments.
– Engage the parking brake.
– Shut off the engine and remove the key (if
equipped).
– Wait for all movement to stop.
•
Allow machine components to cool before
performing maintenance.
•
If the cutting units are in the transport position, use
the positive mechanical lock (if equipped) before
you leave the machine unattended.

Recommended Maintenance Schedule(s)

Maintenance Service
Interval
After the first hour
After the first 10 hours
After the first 50 hours
Before each use or daily
Every 50 hours
Every 100 hours
Every 250 hours
Maintenance Procedure
• Torque the wheel-lug nuts to 94 to 122 N∙m (70 to 90 ft-lb).
• Torque the wheel-lug nuts to 94 to 122 N∙m (70 to 90 ft-lb).
• Check the alternator-belt tension.
• Change the engine oil and filter.
• Check the tire pressure.
• Check the operation of the safety-interlock switches.
• Check the blade stopping time.
• Check the engine-oil level.
• Drain water or other contaminants from the water separator.
• Check the level of coolant in the expansion tank and clean debris off the screen, oil
cooler, and front of the radiator.
• Remove debris from the screen and radiator/oil cooler (more frequently in dirty
operating conditions).
• Check the hydraulic fluid level.
• Check the hydraulic lines and hoses for leaks, kinked lines, loose mounting supports,
wear, loose fittings, weather deterioration, and chemical deterioration.
• Clean the machine.
• Clean and maintain the seatbelt.
• Grease the bearings and bushings (immediately after every washing regardless of
the interval listed).
• Check the condition of and clean the battery.
• Check the battery cable connections.
• Inspect the cooling system hoses.
• Check the alternator-belt tension.
• Torque the wheel-lug nuts to 94 to 122 N∙m (70 to 90 ft-lb).
• Change the engine oil and filter.
•
If possible, do not perform maintenance while the
engine is running. Keep away from moving parts.
•
Support the machine with jack stands whenever
you work under the machine.
•
Carefully release pressure from components with
stored energy.
•
Keep all parts of the machine in good working
condition and all hardware tightened, especially
blade-attachment hardware.
•
Replace all worn or damaged decals.
•
To ensure safe, optimal performance of the
machine, use only genuine Toro replacement
parts. Replacement parts made by other
manufacturers could be dangerous, and such use
could void the product warranty.
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