Changing The Hydraulic Fluid; Checking The Hydraulic Lines And Hoses - Toro 30809 Groundsmaster 3500-G Operator's Manual

5. Ensure that the filter mounting area is clean. Screw the
filter on until the gasket contacts the mounting plate;
then tighten the filter 1/2 turn.
6. Release the hose to the filter mounting plate.
7. Start the engine and let it run for about 2 minutes to
purge air from the system. Stop the engine and check
for leaks.

Changing the Hydraulic Fluid

Service Interval: Every 400 hours
If the fluid becomes contaminated, contact your local Toro
distributor because the system must be flushed. Contaminated
fluid looks milky or black when compared to clean oil.
1. Turn the engine off and raise the hood.
2. Disconnect the hydraulic line
hydraulic filter (Figure
flow into a drain pan. Install the hydraulic line when
hydraulic fluid stops draining.
1. Hydraulic line
3. Fill the reservoir (Figure
(6 US gallons) of hydraulic fluid; refer to
Hydraulic System (page
Important: Use only the hydraulic fluids
specified. Other fluids could cause system
damage.
(Figure 59) or remove the
58) and let the hydraulic fluid
Figure 59
60) with approximately 22.7 L
Checking the
22).
1. Hydraulic fill cap
4. Install the reservoir cap. Start the engine and use all of
the hydraulic controls to distribute the hydraulic fluid
throughout the system. Also check for leaks; then stop
the engine.
5. Check the fluid level and add enough to raise the level
to between marks on the dipstick. Do not overfill.
Checking the Hydraulic Lines
and Hoses
Service Interval: Before each use or daily
Check hydraulic lines and hoses for leaks, kinked lines, loose
mounting supports, wear, loose fittings, weather deterioration,
and chemical deterioration. Make all necessary repairs before
operating.
44
Figure 60