Replacing the Hydraulic Filters (continued)
G425433
3. Clean the area around the charge filter and
filter head
.
4. Align a drain pan under the filter and remove
the filter.
5. Wipe the filter mounting filter surface of the
filter head with a clean rag.
6. Lubricate the new filter gasket and fill the filter
with the specified hydraulic fluid.
7. Thread the filter onto the filter head until the
gasket contacts the mounting plate, then
tighten the filter an additional 1/2 turn.
Changing the Return Filter
G425445
1. Clean the area around the return filter and
filter head
.
2. Align a drain pan under the return filter and
remove the filter.
3. Wipe the filter mounting filter surface of the
filter head with a clean rag.
4. Lubricate the new filter gasket, fill the filter with
the specified hydraulic fluid, and then drain the
filter.
5. Thread the filter onto the filter head until the gasket contacts the mounting plate, then
tighten the filter an additional 1/2 turn.
Purging Air from the Hydraulic System
1. Start the engine and let it run for about 2 minutes to purge air from the system.
2. Check around the filters and filter heads for hydraulic leaks.
Note: Repair any hydraulic leaks.
3. Shut off the engine and remove the key.
4. Lower the seat.
Changing the Hydraulic Fluid
Draining the Hydraulic Fluid
If the fluid becomes contaminated, contact your local authorized Toro distributor, because
the system must be flushed. Contaminated fluid looks milky or black when compared to
clean fluid.
Drain Pan Capacity: 30 L (8 US gallons) or more
3466-702A Page 6–47 Maintenance: Hydraulic System Maintenance
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