Removing The Ribbon Drive (Rd) Assembly - Epson FX-2170 Service Manual

Disassembly and Assembly

3.2.10.6 Removing the Ribbon Drive (RD) Assembly

1. Remove the rear/front edge guide assembly, front cover, paper eject assembly, rear/front tractor
unit, and printer cover (see Section 3.2.1).
2. Remove the panel board (see Section 3.2.2) and upper housing assemblies (see Section 3.2.7).
3. Remove the printer mechanism (see Section 3.2.10).
4. Remove the left frame assembly (see Section 3.2.10.5).
5. Remove 2 CBS screws (3 8, F/Zn ) securing the RD assembly to the front frame.
6. Remove the RD assembly from the front frame.
7. Remove the timing belt from the RD assembly.
Driven Pully Assembly
Notice how the gears in the RD assembly are engaged. Refer to the following figure.
The tightening torque for the CBS screw (3
Adjust the platen gap and perform the bidirectional print alignment. See Chapter 4.
Figure 3-29 Engaging Gears for the RD Assembly
3-20
RD Assembly
Figure 3-28 Removing the RD Assembly
8, F/Zn) =
Rachet, RD
Combination Spring (7 g/ 23 g)
Driven Pulley
Assembly
Spur Gear
(11 mm)
FX-2170 Service Manual
Timing Belt
0.78 ~ 0.98 N.m (8 ~ 10 Kg - cm)
Spur Gear (25 mm)
Rev.A