Operator's Manual

38
4. Install the replacement hydraulic filters onto the filter
adapters. Turn the hydraulic oil filter clockwise until
the rubber gasket contacts the filter adapter, then
tighten the filter an additional 1/2 turn
5. Add fluid to the FULL mark on the dipstick, refer to
Checking the Hydraulic Fluid, page 17.
6. Start the engine and let it run for about two minutes to
purge air from the system. Stop the engine and check
for leaks.
7. Recheck level while fluid is warm. Add fluid to raise
the level to the FULL mark on the dipstick, if
required. Do not overfill.
Hydraulic System Test Ports
The test ports are used to test pressure in the hydraulic
circuits. Contact your local Toro distributor for assistance.
Test Port G 2 (Fig. 52) is used to assist in trouble shooting
the traction charge circuit.
Test Port G 1 (Fig. 52) is used to assist in trouble shooting
the lift circuit pressure.
2
1
Figure 52
1. Test port G2 2. Test port G1
Adjusting the Traction Drive for Neutral
The machine must not creep when traction lever is
released. If it does creep, an adjustment is required.
1. Park the aerator on a level surface shut the engine off,
and engage the parking brake.
2. Jack up the machine so the front wheel and one rear
wheel is just off the ground. Place jack stands under
machine. Refer to Jacking Instructions.
3. Loosen the locknut on the traction adjustment cam
(Fig. 53).
1
Figure 53
1. Traction adjustment cam
The engine must be running so the final
adjustment of the traction adjustment cam can be
performed. This could cause personal injury.
Keep hands, feet, face, and other body parts away
from the muffler, other hot parts of the engine,
and any rotating parts.
Warning
4. Start engine and release the parking brake.
5. Rotate cam hex in either direction until the wheels do
not rotate.
6. Tighten locknut securing adjustment.
7. Stop the engine.
8. Remove the jack stands and lower the machine to the
ground.
9. Test the machine to make sure it does not creep.
Checking the Hydraulic Lines
Before each use, check the hydraulic lines and hoses for
leaks, loose fittings, kinked lines, loose mounting
supports, wear, weather and chemical deterioration. Make
necessary repairs before operating.
Note: Keep areas around hydraulic system clean from
debris build up.