Epson R310 service manual Removing Ink System, External View Procedure for Removing, Pump Assy

Page 71

Stylus Photo R300/R310

Revision A

2.3.18 Removing Ink System

External View

Procedure for Removing

1. Take off the acetate tape, then release the connector cable of "Star Wheel/

CDR Sensor".

Support Plate, Frame, Main

Acetate Tape

Cap Assy.

1

Dowels

Hook	Sealing Rubber Part

2.	Remove the screws (x2) which secure "Support Plate, Frame, Main", and
	remove "Support Plate, Frame, Main".
3.	Remove the screw which secures "Cap Assy.".
4.	Slide "Cap Assy." inward "Printer Mechanism" and release the dowels
	( 1 : x2"). Then, remove "Cap Assy." from the ribs (x2) of "Frame Main".

2	1
	1
C.B.S 3x6	C.B.P 3x8
(7-9kgf•cm)	(5-7kgf•cm)
Dowel
Ribs

Cleaner Head

Pump Assy.

Lever, Change Assy.

Dowels

Hooks

CAUTION	Do not remove the ink tube which is connected to "Cap Assy."
	and "Pump Assy.".

The ink tube cannot be removed from "Pump Assy." since it is

secured with silicon material for the following reasons.

	To prevent "Pump Assy." from ink leakage.
	To adjust the length of the ink tube extended from "Pump
	Frame".
5.	Release the hooks (x3) and the dowels (x3) which secure "Pump Assy.", and
	hold on "Lever, Change Assy." and all the gears in order not to let them drop,
	then remove "Cap Assy." and "Pump Assy." together.
6.	Remove "Combination Gear, 20.82, 24", "Spur Gear, 27.2", "Lever, Change
	Assy." and "Combination Gear, 27.2, 19.2" from "Pump Assy.".

Combination Gear, 27.2, 19.2						Lever, Change


					Spur Gear, 25.6
	Combination				Spur Gear, 25.6
	Gear, 20.82, 24
				Dowels
				Dowels

				Compression Spring, 2.36
Spur Gear, 27.2		Silicon Material Part

Figure 2-50. Removing "Ink System" (1)

Parts/Units which should be removed before removing "Ink System"

Paper Support Assy./Housing, Upper/Housing, Middle/Main Board Unit/ ASF Assy./Holder, Shaft Assy./Printer Mechanism

7.	Remove "Spur Gear, 25.6" from "Lever, Change".
8.	Remove "Compression Spring, 2.36" from the dowel of "Lever, Change".

DISASSEMBLY AND ASSEMBLY

Disassembly

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Image 71

Contents Epson Stylus Photo R300/R310 Page Precautions About This Manual Revision Status Contents Troubleshooting Sensor check point Troubleshooting Flowchart Motor, Coil ResistanceLED/LCD Indication and STM3 Reaches about 90% Data error Troubleshooting This error is detected when CD/DVD Tray Check Points for Communication Error to Each Phenomenon Unit Level TroubleshootingCheck Points for Paper Out Error to Each Phenomenon Is ejected without being set at the print Start position Lever, Change Check Points for Paper Jam Error to Each Phenomenon Occurrence Phenomenon Detail Faulty Part Check Point Remedy Paper Guide, Upper Check Points for CD/DVD Guide Error to Each Phenomenon CDR/DVDR Check Points for CD/DVD Tray Error to Each Phenomenon10. Check points for Memory Card Error to Each Phenomenon 11. Check Points for Fatal Error to Each Phenomenon 13. Check Points for Abnormal Sound 14. Check Points for Defective Print Quality Refer to Section At operation LD Roller With a soft cloth Disassembly and Assembly Precautions Tools Service Completion Pre-Shipment Check ListTools Pre-Shipment ChecksDisassembly and Assembly † Caution for disassembly/assembly of Printer Mechanism † How to secure the quality for reassembled products Disassembly † External View Removing Paper Support AssyRemoving Housing, Upper Removing Housing, UpperReinstalling Printer Cover Paper Support Assy./Housing, Upper Removing Housing, MiddleMounting Panel FFC Vertical Direction 4 ± 1mm Horizontal Direction 1-2mm Removing Porous Pad, Paper Guide, FrontRemoving Panel Board Removing Stacker Assy 14. Reinstalling Stacker AssyRemoving Main Board Connectors connected to C536 Main BoardAssy. with a two-sided tape „ Make sure to match Panel FFC and the lateral faceShield Plate, M/B and then attach it to Main Board Adjustment † Required 18. Removing ASF Assy Removing ASF AssyTorsion Spring 20. Removing Holder, Shaft Assy Removing Holder, Shaft Assy„ Removing LD Roller † Reinstalling LD RollerLD Roller Removing CR Motor 26. Removing APG Assy Removing APG AssyRemoving Print Head PG Adjustment29. Removing Carriage Unit Removing Carriage Unit30. Removing Carriage Unit „ Removing CR Encoder Sensor Board „ Removing Pulley, Driven„ Removing Csic Board „ Removing PW Sensor BoardSlider, Holder, Scale Adjustment † Required Upper Removing Paper Guide, Upper38. Removing Printer Mechanism/Housing, Lower Removing Printer Mechanism/ Housing, LowerNot to drop and damage them † When lifting up Printer Mechanism, Lever, ChangeCombination Gear, 27.2, 19.2 may detach and drop. Take care 42. Installing Waste Ink Pads Left Removing Power Supply Unit 47. Removing CDR Guide Assy Removing CDR Guide Assy49. Removing CDR Guide Assy Pump Assy † External View † Procedure for RemovingRemoving Ink System † Do not remove the ink tube which is connected to Cap Assy52. Connecting Point for the ink tube Disassembly and Assembly Transform Star Wheels of Frame EJ Assy Removing Paper Guide, Front/Roller EJ Assy55. Removing Paper Guide, Front/Roller EJ Assy 56. Removing Paper Guide, Front/Roller EJ Assy Adequate dose to the specified points Removing PF Motor Adjustment Adjustment Items Servicing Adjustment Item ListFunction Item Purpose Adjustment Outline Tool Used Media Maintenance FunctionsAppendix Check Pattern PrintingAdjustment Item Replacement Part-Based Adjustment PrioritiesPaper Guide Front Removal Head ID Input Market SettingUSB ID Input Bi-d Adjustment Head Angular AdjustmentFirst Dot Adjustment PW Sensor Adjustment11 A4 Photo Paper/ Glossy Photo Paper print Offset Input for CR Motor Calorific Limitation9 A4 Normal Paper Print 10 A4 Photo Quality Inkjet Paper PrintSetting PG Position PG AdjustmentSetting Thickness Gauge 12. PG Checking Maintenance Service Maintenance CleaningDisplay for Status Monitor Lubrication Point Lubrication10mm Right side surface of smaller shaft of Frame EJ Inside periphery surface of Cam, CR, Right Pulley, Driven Assy Overview 100 Overview 101 Appendix Exploded Diagram Electrical Circuits Page Page Model PM-D750, Stylus Photo R300/310 Model Stylus Photo R300/310 Board C536PNL