Epson Perfection 4870 Photo, Service Manual

Page: 60 / 87

Perfection 4870 Photo Revision A
DISASSEMBLY/ASSEMBLY Disassembly Procedure 60
3. Move the TPU Carriage Unit to the position where the TPU Motor Unit can be seen.
4. Remove the five screws (C.B.P M3x8) which secure the TPU CR Motor Unit and the
TPU CR Timing Belt, and then remove the TPU CR Motor Unit.
Figure 4-52. Removal of TPU CR Motor Unit
5. Remove the E-ring and the Driven Pulley and then remove the TPU CR Motor Belt.
Figure 4-53. Removal of TPU CR Motor Belt
When reinstalling the TPU CR Motor Unit, match the positioning
holes and the bosses as shown in
Figure 4-52 .
C.B.P M3x8
(5±1 kgfcm)
C.B.P M3x8
(5±1 kgfcm)
TPU CR Timing Belt
TPU CR Motor Unit
Positioning holes
and the bosses
Loop the TPU CR Motor Belt over the Idle Pulley and the Pinion Gear
of the TPU CR Motor as shown in
Figure 4-53 and 4-54 .
Figure 4-54. Installation of TPU CR Motor
TPU CR Motor Belt
Idle Pulley
Driven Pulley
TPU CR Motor TPU CR Motor Belt
E-ring