Epson Stylus Pro 3800 Service Manual page 167

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
4.3.9.7 PRESSURE, PUMP, ASSY.
1. Remove the HOUSING, UPPER.
2. Pull out the tube of the PRESSURE, PUMP, ASSY. from the left side of the
FRAME, HOLDER, IC, ASSY.
3. Peel off the acetate tape that secure the tube of the PRESSURE, PUMP, ASSY.,
and release it. See Figure 4-97.
4. Disconnect the connectors CN46, CN52 on the BOARD ASSY., MAIN.
See Figure 4-29.
5. Peel off the acetate tape on the COVER, ENCLOSURE, ASSY, and release the
cables of the
MOTOR ASSY., PRESSURIZING
. See Figure 4-98.
PUMP HOME SENSOR
6. Remove the screw that secures the PRESSURE, PUMP, ASSY. and the grounding
wire to the main unit, and remove the PRESSURE, PUMP, ASSY.
See Figure 4-97.
One C.B.S. 3 x 6 screw (6 ± 1 kgf.cm)
DISASSEMBLY & ASSEMBLY
(p107)
See Figure 4-97.
and
PRESSURE SENSOR/PRESSURE
Disassembly/Assembly Procedure (Group 1)
PRESSURE, PUMP, ASSY.
tube of the
PRESSURE,
PUMP, ASSY.
acetate tape
Figure 4-97. Removing the screws from the PRESSURE, PUMP, ASSY.
Left rear side of the printer
acetate tape
COVER, ENCLOSURE, ASSY
Figure 4-98. Releasing the HARNESS
Revision C
Secure the grounding
wire together with
the PRESSURE,
PUMP, ASSY.
C.B.S. 3x6
167