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HYDRAULIC SYSTEM
6. Holding the lever, adjust the spring by sliding the bolt (37) in the slot to remove all the slop.
Retighten the bolt.
7. Check the adjustment by pulling the motion control lever back to the reverse position and
releasing it.
8. If necessary, make the same adjustment on the other side.
9. Reattach the seat rod to the seat frame.
Hydraulic Motors
Removing
1. Drain the hydraulic tank as per the instructions given above.
2. Raise the mower and support on blocks or jack stands.
3. Remove the rear wheel on the side with the faulty motor.
4. Remove the cotter pin and hub nut. Using an extractor if necessary, pull the hub off the axle.
5. Remove the park brake as a single unit.
6. Clean as set out in the instructions.
7. Disconnect the hydraulic lines (21, 22 or 23, 24) and “O” rings from both the pump and the motor.
8. Remove the hydraulic motor from its bracket.
Dismantling and Assembling
Refer to Parker Hydraulics Torqlink
TM
Service Procedure for TE Hydraulic Motors.
Fitting
The fitting procedure is the reverse of the removal procedure.
Use new “O” rings.
Pay particular attention to the following:
• Fit hydraulic pipes as per the instructions under “Hydraulic Lines”.
• The tightening torque for the hub nut is 122 Nm (90 ft/lb). After tightening, align the nut with the cotter
pin hole.
• Adjust the park brake as set out in the instructions.
• Vent the hydraulic system before operation.