Changing The Hydraulic Fluid; Replacing The Hydraulic Filters - Toro 30881 Operator's Manual

Changing the Hydraulic Fluid

Service Interval: Every 800 hours
If the fluid becomes contaminated, contact your
Toro Distributor because the system must be flushed.
Contaminated fluid looks milky or black when compared to
clean oil.
1. Turn the key in the ignition switch to the O
and raise the hood.
2. Disconnect the case return line from the bottom of the
reservoir and let the hydraulic fluid flow into a large
drain pan.
3. Install the hose when the hydraulic fluid stops draining.
4. Fill the reservoir with approximately 28.4 L (7.50
US gallons) of hydraulic fluid; refer to
Hydraulic-Fluid Level (page
Important: Use only the hydraulic fluids
specified. Other fluids could cause system
damage.
5. Install the reservoir cap.
6. Turn the key in the ignition switch to the O
to start the engine, use all of the hydraulic controls to
distribute hydraulic fluid throughout the system, and
check for leaks.
7. Turn the key in the ignition switch to the O
8. Check the fluid level and add enough to raise level the
level to the F mark on the dipstick. Do not overfill.
ULL
position
FF
Checking the
47).
position
N
position.
FF

Replacing the Hydraulic Filters

Service Interval: After the first 200 hours
Every 800 hours
Use Toro replacement filters Part No. 94-2621 for the rear
(cutting unit) of the machine and Part No. 75-1310 for the
front (charge) of the machine.
Important: Use of any other filter may void the warranty
on some components.
1. Position the machine on a level surface, lower the
cutting units, shut off the engine, engage the parking
brakes, and remove the ignition key.
2. Replace the hydraulic filters
3. Start the engine and let it run for about 2 minutes to
purge air from the system. Shut off the engine and
check for leaks.
49
(Figure 53).
Figure 53