Epson Stylus Pro 7400 Service Manual page 285

EPSON Stylus Pro 7400/7800/9400/9800
6. Release the harness of the Pump Phase Sensor from the notch.
When removing the PUMP CAP ASSY., the following precautions
C A U T I O N
must be followed.
Be careful not to damage the gears engaged with the PUMP
CAP ASSY. See Figure 4-137.
Never touch the CLEANER, HEAD, A, ASP nor put it contact
with any other parts. Doing so may deteriorate its performance
to wipe ink off, and cause poor print quality.
CLEANER, HEAD,
A, ASP
Figure 4-136. Handling the CLEANER, HEAD, A, ASP
7. Remove the four screws that secure the PUMP CAP ASSY., and remove it from
rear side of the printer.
Four C.C.S. M3 x 8 screws
When reinstalling the PUMP CAP ASSY., make sure the
positioning tab of the Assy. is set in the positioning slot.
Make sure the two positioning holes of the PUMP CAP ASSY.
is set on the guide pins.
Disassembly & Assembly
Right Rear of the Printer
Pump Phase
Sensor Harness
Notch
PUMP CAP
ASSY.
Right Front of the Printer
Figure 4-137. Removing the PUMP CAP ASSY. (1)
Disassembly Procedure
C.C.S. M3x8
Guide
Positioning
Pin
Tab
Guide Pin
C.C.S. M3x8
Revision B
Gears
285