Riso RZ5 Series, Technical Manual, Page: 70 / 410

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CHAPTER 5: SECOND PAPER FEED SECTION
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6. Removing the Idler Gear
(1) Switch off the machine power and remove the rear cover.
(2) Remove the print-positioning intermediate gear.
(3) Remove E-ring and remove the idler gear together with the idler spring by unhooking the spring from the
base plate.
<< Precaution on Reassembly >>
Insert the shorter end of the idler spring into the idler gear. Then swing the vertical print positioning assembly
in the counterclockwise direction until it stops. Mount the idler gear with the small hole on the gear positioned
down and the hole aligned in straight line with the center of the cam shaft. Finally hook the longer end of the
idler spring onto the hole on the base plate.
Idler gear
Base plate
Vertical print positioning assembly
Idler gear
Idler spring
Idler spring
0518
0519
Cam shaft