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15. The 695 has a vented hydraulic oil reservoir
filler cap. Check to ensure free air flow. Replace as
necessary.
NOTE: Clogged vents on the hydraullic filler cap
can lead to system damage.
16. Refasten hydraulic oil reservoir filler cap (Figure
5-29,1) by turning clockwise.
Draining, Flushing, and Filling
Hydraulic Oil Reservoir
Refer to Preparing Grader for Maintenance on
1.
page 5-27 and park grader.
Thoroughly clean the grader before
replacing or refilling any hydraulic
components. Always keep in mind the need
for cleanliness when working on hydraulic
equipment.
2. Close the hydraulic tank supply line gate valves
by turning valve handles (Figure 5-30,1)
counterclockwise.
3. Disconnect the suction line hose at the tee fitting.
4. Cap the tee fitting to prevent contamination (Figure
5-31).
Supply Line Gate
Valve Handles
Drain Oil
Figure 5-31. Reservoir and Fittings
5. Place a suitable 35 gallon (132 L) container beneath
the open end of the suction hose.
6. Turn the suction line cut-off valves to the OPEN
position (handle vertical) and drain oil into container.
LeeBoy Model 695 Motor Grader
7.
8. Clean suction strainer and inspect for serviceability.
9. Install suction hose, cut-off valve, and suction
10. Ensure that cut-off valve is in the open position.
11. Connect the suction line hose to the tee fitting.
12. Fill the hydraulic oil tank with 5W20 AWAT OIL.
13. Hydraullic oil capacity is 21 gal (79.49 L).
Reservoir
14. Reinstall hydraullic reservoir fill cap.
Suction Line
15. Start the engine when safe to do so.
16. Operate hydraulic cylinders through their stroke
Tee Fitting
17. Shut down the engine.
18. Top off with fresh oil if required.
19. Check for leaks and fix any leaks found.
20. Dispose of oil properly.
21. Start engine and operate hydraulic control levers
EQUIPMENT DAMAGE HAZARD!
OPEN hydraulic reservoir supply
line gate valves BEFORE starting
engine to prevent pump and drive
motor damage or failure.
After all oil has drained, remove suction hose, cut-off
valve, and suction strainer assembly from hydraulic
oil tank.
strainer assembly onto the hydraulic oil tank.
EQUIPMENT DAMAGE HAZARD!
OPEN hydraulic reservoir supply
line gate valves BEFORE starting
engine to prevent pump and drive
motor damage or failure.
travel a couple of times.
several times.
Maintenance
5-29
5 5
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