Checking The Transmission Neutral Interlock Switch; Checking The Diverter Valves; Hydraulic System Maintenance; Servicing The Hydraulic System - Toro 02750 Operator's Manual

7. Rise from the operator seat and check that the engine
stops.
Checking the Transmission
Neutral Interlock Switch
1. Stop the engine.
2. Remove your foot from the forward/reverse travel
pedals.
3. Turn the ignition key to position I and the transmission
neutral indicator light should illuminate.
4. Apply light pressure to the travel pedals in a forward
and reverse direction to check that the indicator light
turns off.
Note: Take extreme care to ensure that the area around the
machine is clear before checking that the engine does not
start under this condition.

Checking the Diverter Valves

1. Sit on the operator seat and start the engine.
2. Engage the cutting-unit drive switch in the forward
direction.
3. Lower the cutting units to the ground.
Note: The cylinder drive will engage when the cutting
units are approximately 300 mm (12 inches) above
ground level.
4. Raise the cutting units.
Note: The cylinder drive will disengage when the
cutting units are approximately 300 mm (12 inches)
above ground level.
If the diverter valves are not operating correctly, contact your
Authorized Service Dealer.
Hydraulic System
Maintenance
WARNING
Hydraulic fluid escaping under pressure can
penetrate skin and cause injury.
• Make sure all hydraulic fluid hoses and lines are
in good condition and all hydraulic connections
and fittings are tight before applying pressure to
the hydraulic system.
• Keep your body and hands away from pin
hole leaks or nozzles that eject high pressure
hydraulic fluid.
• Use cardboard or paper to find hydraulic leaks.
• Safely relieve all pressure in the hydraulic system
before performing any work on the hydraulic
system.
• Get immediate medical help if fluid is injected
into skin.
Servicing the Hydraulic
System
Service Interval: Every 500 hours
Note: Keep water away from electrical components. Use a
dry cloth or brush to clean such areas.
This procedure is best carried out when the hydraulic oil is
warm (not hot). Lower the cutting units to the ground and
drain the hydraulic system.
1. Remove the oil tank filler flange to gain access to the
suction strainer.
2. Unscrew and remove the strainer and clean with
paraffin or petrol before installing.
3. Install the return line oil filter element.
4. Install the transmission oil filter element.
5. Fill the hydraulic tank with fresh clean hydraulic oil of
the recommended grade.
6. Run the machine and operate all hydraulic systems until
the hydraulic oil is warm.
7. Check the oil level and top up as necessary to the upper
mark on the sight level gauge.
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