3 - 6
CZ80 / CV860 Rev. .0
CHAPTER 3: MAIN DRIVE
Suction Unit
Pressure spring
Vertical print positioning base unit
Pressure lever assembly
Solenoid lever
2. Main Motor Unit
REMOVAL
) Remove the Drum from the machine, turn OFF the machine power and unplug the power cord
from the machine.
2) Remove the Rear cover. (M3x8 screws; 5 pcs)
3) Swing open the PCB bracket. (M3x8 screws; 4 pcs)
4) Remove the following parts.
Separation fan unit (Refer to Chapter-7)
Suction unit (Refer to Chapter-7)
Intermediate gear (Refer to page 3-4)
5) Rotate the Pressure lever assembly in the clockwise direction just a little by hand, just enough to
disengage the Pressure lever assembly from the Solenoid lever.
6) Push down on the Solenoid lever to disengage from the Pressure lever assembly, and release
hand from the Pressure lever assembly, slowly as not to injure your hands.
7) Carefully remove the Pressure spring.
8) Remove the Spring from the Sector gear.
9) Disconnect the connectors from the Vertical print positioning HP sensor and Vertical print
positioning pulse motor.
0) Remove E-ring from the Timing connection plate and remove the plate from the Sector gear. (6mm
dia. E-ring; pc)
) Remove the mounting screws from the Vertical print positioning base unit and remove the unit
from the machine. (M4x6 screw; pc) (M3x6 screws; 3 pcs)
2) Disconnect the two connectors of the Main motor, remove the mounting screws, and remove the
Main motor from the machine. (M4x8 screws; 4 pcs : Refer to the photograph on next page.)
Precaution in Assembly
) Refer to page No. 3-4 for the precaution in attaching the Intermediate gear.
Adjustment after the Assembly
) Sector gear position adjustment. (Refer to Chapter 5)
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