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SLEW MOTOR
DISASSEMBLY AND ASSEMBLY
Disassembly
Slew motor
1. Take out the cap screws and remove the anti-rebound
valve.
2. Remove the cap screws to disassemble the motor into
the hydraulic motor (1) and the reduction gears (2).
• Place alignment marks on the hydraulic motor and
the reduction gears for easy reassembly.
• Secure the hydraulic motor in a vise.
Brake valve and hydraulic motor
1. Remove the cap screws and then the cover (3).
• Take care that the valve plate does not fall down.
2. Remove the valve plate (4) and the pin (5) from the
cover.
3. Remove the bearing (6), O-ring (7) and pin (8) from the
cover.
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