Maintenance; Maintenance Safety; Recommended Maintenance Schedule(S) - Toro 74943 Operator's Manual

Riding mower with 48in, 52in, 60in, or 72in turbo force mower
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Maintenance

Maintenance Safety

Before repairing the machine do the following:
– Disengage the drives.
– Engage the parking brake.
– Shut off the engine and remove the key.
– Disconnect the spark-plug wire.
Park the machine on a level surface.
Clean grass and debris from the cutting unit,
drives, mufflers, and engine to help prevent fires.
Clean up oil or fuel spills.
Do not allow untrained personnel to service the
machine.
Use jack stands to support the machine and/or
components when required.
Carefully release pressure from components with
stored energy.

Recommended Maintenance Schedule(s)

Maintenance Service
Interval
After the first 100 hours
After the first 250 hours
Before each use or daily
Every 50 hours
Every 100 hours
Every 150 hours
Every 200 hours
Every 250 hours
Maintenance Procedure
• Check the wheel lug-nut torque.
• Check the wheel-hub slotted-nut torque.
• Check the parking brake adjustment.
• Change the hydraulic filters and hydraulic fluid when using any type of fluid.
• Check the safety system.
• Check the engine-oil level.
• Check the seat belt.
• Check the roll bar knobs.
• Clean the engine screen and the oil cooler.
• Check and clean the hydraulic-unit shrouds.
• Inspect the blades.
• Clean the mower deck.
• Clean the suspension system.
• Check the spark arrester (if equipped).
• Check the tire pressure.
• Inspect the belts for cracks and wear.
• Check the hydraulic-fluid level.
• Lubricate the mower deck-lift pivots.
• Change the engine oil (more often in dirty or dusty conditions).
• Check and clean engine-cooling fins and shrouds.
• Inspect the primary filter.
• Change the engine-oil filter (more often in dirty or dusty conditions).
• Replace the fuel filter (more often in dirty or dusty conditions).
• Change the hydraulic filters and hydraulic fluid when using Mobil® 1 fluid (more
often in dirty or dusty conditions).
Disconnect the battery or remove the spark-plug
wire before making any repairs. Disconnect the
negative terminal first and the positive terminal
last. Connect the positive terminal first and
negative last.
Use care when checking the blades. Wrap the
blade(s) or wear thickly padded gloves, and use
caution when servicing them. Only replace blades;
do not straighten or weld them.
Keep your hands and feet away from moving
parts. If possible, do not make adjustments with
the engine running.
Keep all parts in good working condition
and all hardware tightened, especially the
blade-attachment bolts. Replace all worn or
damaged decals.
Never interfere with the intended function of a
safety device or reduce the protection provided
by a safety device. Check their proper operation
regularly.
Use only genuine Toro replacement parts.
Check the parking brake operation frequently.
Adjust and service as required.
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