Replacing The Hydraulic Filter; Changing The High Flow Hydraulic Oil And Filter (Tc Models Only) - Toro workman HDX-D 07368 Operator's Manual

1. Hydraulic strainer
5. Install the strainer.
6. Install the hydraulic hose and 90 degree fitting to the
strainer in the same orientation.
7. Install and tighten the drain plug.
8. Fill the reservoir with approximately 7.5 qt (7 l) of
Dexron III ATF. Refer to Checking the Hydraulic
Fluid Level.
9. Start the engine and operate the vehicle to fill the
hydraulic system. Check the hydraulic oil level and
replenish it, if required.
Important: Use only the hydraulic fluids specified.
Other fluids could cause system damage.

Replacing the Hydraulic Filter

Service Interval: After the first 10 hours
Every 800 hours
Important: Use of any other filter may void the
warranty on some components.
1. Position the vehicle on a level surface, stop the
engine, engage the parking brake, and remove the
key from ignition switch.
2. Clean the area around filter mounting area. Place
a drain pan under the filter and remove the filter
(Figure 78).
Figure 77
1. Hydraulic filter
3. Lubricate the gasket on the new filter.
4. Ensure that the filter mounting area is clean. Screw
the filter on until the gasket contacts the mounting
plate. Then tighten the filter one-half turn.
5. Start the engine and let it run for about two minutes
to purge air from the system. Stop the engine and
check the hydraulic oil level and for leaks.
Changing the High Flow
Hydraulic Oil and Filter (TC
Models only)
Service Interval: Every 800 hours
After the first 10 hours
Every 800 hours
The reservoir is filled with approximately 4 US gallons
(15 l) of high quality hydraulic fluid. Appropriate
hydraulic oils are listed below.
Toro Premium Transmission/Hydraulic Tractor Fluid
(Available in 5 gallon pails or 55 gallon drums. See parts
catalog or Toro distributor for part numbers.)
Alternate fluids: If the Toro fluid is not available, other
petroleum–based Universal Tractor Hydraulic Fluids
(UTHF) may be used provided its specifications fall
within the listed range for all the following material
properties and it meets industry standards. We do not
recommend the use of synthetic fluid. Consult with your
lubricant distributor to identify a satisfactory product
Note: Toro will not assume responsibility for damage
caused by improper substitutions, so use only products
from reputable manufacturers who will stand behind
their recommendation.
Material Properties:
Viscosity, ASTM D445 cSt @ 40ºC 55 to 62 cSt @
100ºC 9.1 to 9.8
Viscosity Index ASTM D2270 140 – 152
54
Figure 78
2. High flow hydraulics filter