Toro Z Master Professional 7500-D Series Operator's Manual page 59

8. Replace the dipstick and thread the fill cap
finger-tight onto the filler neck.
9. Check all hoses and fittings for leaks.
Changing the Hydraulic Fluid and
Filter
Service Interval: After the first 200 hours—Change
the hydraulic fluid and filter.
Every 400 hours—Change the hydraulic fluid
and filter if using Mobil® 424 hydraulic fluid.
Every 800 hours—Change the hydraulic
fluid and filter if using Toro Premium
Transmission/Hydraulic Tractor Fluid.
1. Disengage the PTO, move the motion-control
levers to the N
EUTRAL
engage the parking brake.
2. Move the throttle lever to the S
shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Raise the seat.
4. Place a large drain pan under the hydraulic
reservoir, transmission case, and the left and
right wheel motors
1. Rear frame
2. Left wheel motor drain
plug
3. Hydraulic reservoir drain
plug
5. Remove the drain plugs from each area and
allow the hydraulic fluid to drain
- position, and
LOCK
position,
LOW
(Figure 71).
Figure 71
4. Transmission case drain
plug
5. Right wheel motor drain
plug
6. Hydraulic-fluid filter
(Figure
6. Clean the area around the hydraulic-fluid filter
and remove the filter
7. Install a new hydraulic-fluid filter and turn the
filter clockwise until the rubber seal contacts the
filter adapter, then tighten the filter an additional
2/3 to 3/4 turn.
8. Install the 4 drain plugs.
Note:
magnetic; wipe them clean before installing.
9. Remove the fill-port plug on the top of each
wheel motor
A.
B.
1. Fill port
10. Remove the reservoir cap and dipstick from the
hydraulic-fluid tank.
11. Add 7.6 L (8 US qt) of fluid to the reservoir.
12. Raise the rear of machine up and support it with
jack stands (or equivalent support) just high
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enough to allow the drive wheels to turn freely.
13. Start the engine and check for fluid leaks.
Allow the engine to run for about 5 minutes, then
shut it off.
14. After 2 minutes, check the level of the hydraulic
fluid; refer to
(page
71).
59
(Figure
The wheel motor drain plugs are
(Figure 72).
Fill each wheel motor with approximately
1.4 L (1.5 US qt) of Toro Premium
Transmission/Hydraulic Tractor Fluid.
Install the fill-port plugs.
Figure 72
Checking the Hydraulic-Fluid Level
58).
71).
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