Changing The Hydraulic Fluid; Checking The Hydraulic Lines - Toro 22333 Operator's Manual

11. Check the fluid level in the hydraulic tank (refer
to Checking the Hydraulic Fluid in Operation,
page 21) and add fluid to raise the level to mark
on dipstick. Do not over fill the tank.
12. Close the rear access cover.
Changing the Hydraulic
Fluid
Change the hydraulic fluid after every 400
operating hours or yearly.
1. Position the traction unit on a level surface.
2. Open the hood.
3. Install the cylinder lock, stop the engine, and
remove the key.
4. Allow the traction unit to cool completely.
5. Remove the hydraulic tank cap and dipstick
(Figure 57).
Note: The filler cap is behind the front
screen. If you want to improve your access to
it, remove the screen.
Figure 57
1. Filler neck
6. Place a large drain pain (capable of holding 15
US gallons) under the drain plug on the front
of the traction unit (Figure 58).
2. Dip stick
Figure 58
1. Drain plug
7. Remove the drain plug and allow the oil to
drain into the pan (Figure 58).
8. When finished, install and tighten the drain
plug.
Note: Dispose of the used oil at a certified
recycling center.
9. Fill the hydraulic tank with approximately
12 US gallons (45.4 l) of 10W-30 or 15W-40
detergent, diesel engine oil (API service CH-4
or higher); refer to Checking Hydraulic Fluid
in Operation, page 21.
10. Start the engine and let it run for a few minutes.
11. Stop the engine.
12. Check the hydraulic fluid level and top it off if
necessary; refer to Checking Hydraulic Fluid
in Operation, page 21.
13. Close the hood.
Checking the Hydraulic
Lines
After every 100 operating hours, check the
hydraulic lines and hoses for leaks, loose fittings,
kinked lines, loose mounting supports, wear,
weather, and chemical deterioration. Replace all
moving hydraulic hoses every 1500 hours or 2
years, which ever comes first. Make necessary
repairs before operating.
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