Cr Motor/ Driven Pulley - Epson Stylus NX105 Service Manual

Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300

4.5.6 CR Motor/ Driven Pulley

Parts/Components need to be removed in advance:
Scanner Stand/Cover Wire (p 60), Scanner Unit
Panel Unit (p 64)
Removal procedure
Be careful not to break the soldered portion of the CR Motor.
When removing the CR Motor and Driven Pulley, make sure to
hold the Timing Belt somehow so as not to allow the grease of
Main Frame to come in contact with the Timing Belt. It may
damage the Timing Belt.
Be careful not to lose the Compression Spring when removing
the Driven Pulley Holder.
Do not damage the Pinion Gear of the CR Motor.
Be careful not to contaminate the CR scale with grease.
1. Disconnect the CR Motor Cable from connector J7 on the Main Board, and
release it from the Lower Housing.
CR Motor
Lower Housing
CR Motor Cable
Figure 4-45. Removing the CR Motor (1)
DISASSEMBLY/ASSEMBLY
(p 62), Middle Housing (p 63)
Main Board
J7
Groove
Hook
Disassembling the Printer Mechanism
2. Release the Carriage Lock, and move the CR Unit to the center.
Printhead (p68)".)
3. Loosen the tension of the Timing Belt by pressing the Driven Pulley Holder in
the direction of the arrow, and remove the Timing Belt from the Pinion Gear
of the CR Motor.
4. Remove the Driven Pulley Holder and Compression Spring from the Main
Frame.
5. Remove the two screws that secure the CR Motor, and remove the CR Motor
from the Main Frame.
Timing Belt
TBD
Driven Pulley
Compression Spring
Figure 4-46. Removing the CR Motor (2)
Revision A
(See "4.5.1
Pinion Gear
Timing Belt
Main Frame
SCREW SEMS M2.6x3.5 PAN HEAD+
(3.5±0.5kgfcm)
75
Confidential