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4
TRAVEL MOTOR
DISASSEMBLY AND ASSEMBLY
21. Install the two O-rings and two backup rings on the
brake piston.
• Install the O-rings inside and the backup rings out-
side.
22. Install the brake piston assembly on the flange holder
.
Apply grease to the O-rings, and make sure that
the seal material is not caught.
23.
Install the valve plate (21) and the retainer (22) on the
valve body, and install the springs in the spring holes.
• Install the valve plate (21) so that its copper surface
faces the cylinder block.
Apply grease to the valve plate and springs. Avoid
dropping them.
24. Fill the flange holder with 100 ml hydraulic oil, and align
the valve body with the flange holder.
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