Epson R310 service manual Removing Carriage Unit

Stylus Photo R300/R310 Revision A

2.3.13 Removing Carriage Unit

†External View

Carriage Unit

Dowel Cover, Guide Plate, CR

		Hooks
							Guide Plate, CR
		2
	Fixed
Spring, CR						C.B.S 3x6 (7-9kgf•cm)			1
Shaft, Left
				3				4
	Hook								Rib
			Rib
					6			5

†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".

Holder, Scale Left

Hook

Hook

Extension Spring, 3.289

Pulley, Driven

CR Scale Holder, Scale Right

Hook

Pinion Gear

Timing Belt

Figure 2-29. Removing "Carriage Unit" (1)

DISASSEMBLY AND ASSEMBLY Disassembly 57