Riso RZ9 Series Technical Manual page 108

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CHAPTER 3: MAIN DRIVE

< Precautions in assembly >

(1) When installing the piston assembly back into the cylinder, make sure that the concave side of the

rib onthe arm faces out.

(2) When installing the air pump gear assembly back on the machine, make sure the machine is at

itsposition-B. Align the position-B alignment hole on the air pump gear assembly aligns with the

position-Bhole on the air pump base.

(3) Since the air jet hole of the Air Dumper is closed with a screw, the piston of the air dumper is

difficult to assemble back.

Pull the Air release valve and turn it a little and the piston can be assembled back easily.

Don't forget to return the Air release valve to the original position after the assebbling.

Pull the Air release valve

and turn it a little.

[ Removing the O-ring ]

(1) Remove the E-ring from the piston assembly.

< Precautions in assembly >

Apply white plastic grease on the piston and O-ring.

DANKA AUSTRALIA PTY. LTD.

[ 3 - 16 ] - Rev. 0.2

Piston assembly

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