Epson Stylus COLOR 760 Service Manual page 38

EPSON Stylus COLOR 760
When the PF motor torque is switched to the pump unit side by the disengage
mechanism, the function of the pump mechanism varies depending on the
rotational direction of the motor, as shown in the table below.
Table 2-7. Pump unit Functions & PF motor rotational direction
Directions
Counterclockwise
Clockwise
Figure 2-13 shows the operating principles of the pump mechanism.
Counterclockwise
Tube pressured
Figure 2-13. Pump Mechanism
Operating Principles
Corresponding Functions
• Ink absorption by the pump
• Sets the wiper.
• Releases the pump.
• Resets the wiper.
Clockwis
Tube released
Overview
Revision C
38