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Epson Stylus Photo R310 Service Manual: Removing Carriage Unit

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Stylus Photo R300/R310

2.3.13 Removing Carriage Unit

External View
Carriage Unit
Cover, Guide Plate, CR
Dowel
Hooks
2
Fixed
C.B.S 3x6 (7-9kgf•cm)
Spring, CR
Shaft, Left
3
Hook
Rib
6
Holder, Scale Left
Hook
Hook
Extension Spring, 3.289
Pulley, Driven
Figure 2-29. Removing "Carriage Unit" (1)
DISASSEMBLY AND ASSEMBLY
Guide Plate, CR
1
4
Rib
5
Holder, Scale Right
CR Scale
Pinion Gear
Timing Belt
Parts/Units which should be removed before removing "Carriage Unit"
Paper Support Assy./Housing, Upper/Housing, Middle/Main Board Unit/
APG Assy./Print Head
Procedure for Removing
1.
Release the hooks (x3) which secure "Cover, Guide Plate, CR", then remove
"Cover, Guide Plate, CR".
2.
Remove "Fixed Spring, CR Shaft, Left" by releasing it from the hook of
"Frame, Main".
3.
Remove the screws (x6) which secure "Guide Plate, CR".
4.
Release the ribs (x2) which secure "Guide Plate, CR". Then, remove "Guide
Plate, CR" while stepping aside the hook which has secured "Fixed Spring,
CR Shaft, Left".
5.
Remove the right side of "CR Scale" from "Holder, Scale Right".
6.
Pull out "CR Scale" from the back of "Carriage Unit" to the left. Then, release
"CR Scale" from one of two hooks of "Holder, Scale, Left" first, and next
release "Extension Spring, 3.289" from the other hook.
7.
Remove "Extension Spring, 3.289" from "CR Scale".
8.
Loosen the tension of "Timing Belt" by pushing "Pulley, Driven" to the right.
Then, remove "Timing Belt" from the pinion gear of "CR Motor" first, and
then from "Pulley, Driven".
Hook
Disassembly
Revision A
57

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