Replacing Front Blade Lift Cylinder; Replacing Scarifier Lift Cylinder - LeeBoy 695 Operation, Service And Parts Manual

Replacing Front Blade Lift
Cylinder
NOTE: Refer to Figure 7-76 in the IPL (Section 7)
for illustrated parts list.
Removal
1. Thoroughly clean the front blade lift cylinder (Figure
5-41), especially in the area surrounding the
hydraulic hoses and fittings.
Figure 5-40. Front Blade
2. Support the bottom portion of the blade to prevent
the blade from falling.
3. Tag and disconnect the hydraulic hoses.
Immediately plug the hoses and cylinder ports to
prevent contamination of the hydraulic system.
4. While supporting the front blade lift cylinder, remove
the bolts and nuts.
5. Remove the front blade lift cylinder (Figure 5-41).
6. Inspect the hydraulic fittings. Replace as necessary.
Remove the fittings for reuse in the replacement
cylinder.
Installation
1. Install the fittings on the replacement cylinder.
2. Position the new front blade lift cylinder between the
upper frame mounting and lower front blade mount.
Secure the cylinder with mounting pins.
3. Install new cotter pins.
4. Using tags created during removal, connect the
hydraulic hoses to the fittings.
LeeBoy Model 695 Motor Grader
Front Blade Lift Cylinder
5. Using a grease gun, lubricate cylinder swivel joints.
6. Start the motor grader and check operation. Repair
leaks as necessary.

Replacing Scarifier Lift Cylinder

NOTE: Refer to Figure 7-76 in the IPL (Section 7)
for illustrated parts list. .
Removal
1. Thoroughly clean the scarifier lift cylinder (Figure
5-40,1), especially in the area surrounding the
hydraulic hoses and fittings.
2. Tag and disconnect the hydraulic hoses.
Immediately plug the hoses and cylinder ports to
prevent contamination of the hydraulic system.
3. Either support or lower the scarifier.
4. While supporting the scarifier lift cylinder, remove
the bolts and nuts (refer to Figure 7-76).
5. Remove the scarifier lift cylinders (Figure 5-41).
6. Inspect the hydraulic fittings. Replace as necessary.
Remove the fittings for reuse in the replacement
cylinder.
Installation
1. Install the fittings on the replacement cylinder.
2. Position the scarifier lift cylinder between the upper
frame mounting and scarifier support frame mount.
Secure the cylinder with bolts and nuts.
3. Using tags created during removal, connect the
hydraulic hoses to the fittings.
4. Using a grease gun, lubricate scarifier lift cylinder
swivel joints.
5. Start the motor grader and check operation. Repair
leaks as necessary.
Maintenance
5-37
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