Hydraulic System Maintenance; Changing The Hydraulic Fluid; Replacing The Hydraulic Filters - Toro 30605 Operator's Manual

Hydraulic System
Maintenance

Changing the Hydraulic Fluid

Service Interval: Every 800 hours
If the fluid becomes contaminated, contact your Authorized
Toro Distributor to have the system flushed. Contaminated
fluid looks milky or black when compared to clean oil.
1. Turn the engine off and raise the hood.
2. Remove the drain plug on the bottom front of the
reservoir and let the hydraulic fluid flow into large
drain pan.
Note: Install an tighten the plug when the hydraulic
fluid stops draining.
3. Fill the reservoir (Figure
to Checking the Hydraulic Fluid (page
Important: Use only the hydraulic fluids
specified. Other fluids could damage the system.
Figure 67
1. Hydraulic reservoir
4. Install the reservoir cap.
5. Start the engine and use all of the hydraulic controls to
distribute hydraulic fluid throughout the system.
6. Check for leaks; then stop the engine.
7. Check the fluid level and add enough to raise level the
level to the F mark on the dipstick. Do not overfill.
ULL
67) with hydraulic fluid; refer
24).

Replacing the Hydraulic Filters

Service Interval: Every 800 hours
Use Toro replacement filters (Part No. 94-2621 for the left
side of the machine and 75-1310 for the right side of the
machine).
Important: Using any other filter may void the warranty
on some components.
1. Position the machine on a level surface, lower the
cutting units, stop the engine, engage the parking
brakes, and remove the ignition key.
2. Clean the area around the filter-mounting areas.
3. Place a drain pan under the filter and remove the filter
(Figure 68).
1. Hydraulic filter
4. Lubricate the new filter gasket and fill the filter with
hydraulic fluid.
5. Ensure that the filter-mounting area is clean.
6. Screw the filter on until the gasket contacts the
mounting plate; then tighten the filter an additional
1/2 turn.
7. Repeat the procedure for the other filter
1. Hydraulic filter
49
Figure 68
(Figure
Figure 69
69).