Changing The Hydraulic Return Filter; Changing The Hydraulic Fluid - Toro LT3340 Operator's Manual

4. Clean the area around the filler neck and the
cap of the hydraulic tank
1. Hydraulic-tank cap
2. Fluid tank
3. Sight-level gauge
5. Remove the cap and fill the tank with the
specified hydraulic fluid to the upper mark on
the sight-level gauge.
Important:
Do not overfill the tank with
hydraulic fluid.
6. Install the cap onto the tank.
7. Install the storage compartment; refer to
Installing the Storage Compartment (page
Changing the Hydraulic
Return Filter
Service Interval: Every 1,000 hours—If you
are using the recommended
hydraulic fluid, replace the
hydraulic filters.
Every 500 hours—If you are not using the
recommended hydraulic fluid or have ever
filled the reservoir with an alternative fluid,
replace the hydraulic filters.
(Figure 68) .
Figure 68
1. Park the machine on a level surface, lower the
cutting units, shut off the engine, engage the
parking brake, and remove the key.
2. Open the hood.
3. At the left side of the machine, clean the area
around the filter head and place a drain pan
under the filter
g330122
1. Filter head
4. Remove the return filter
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5. Lubricate the gasket of the new return filter with
clean hydraulic fluid.
6. Assemble the filter to the filter head, and tighten
the filter by hand until the gasket contacts the
mounting surface, then rotate it an additional 1/2
turn (Figure
7. Start the engine and let it run for 2 minutes to
purge air from the system.
8. Shut off the engine, remove the key, and check
for leaks.
9. Close and latch the hood.
Changing the Hydraulic
38).
Fluid
Service Interval: Every 1,000 hours—If you
Every 500 hours—If you are not using the
recommended hydraulic fluid or have ever
filled the reservoir with an alternative fluid,
change the hydraulic fluid.
If the fluid becomes contaminated, contact your
authorized Toro distributor to flush the system.
53
(Figure 69).
Figure 69
2. Hydraulic fluid return filter
(Figure 69).
69).
are using the recommended
hydraulic fluid, change the
hydraulic fluid.
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