Epson WF-7520/7510/7010 series Revision A
Disassembly/Reassembly Detailed Disassembly/Reassembly Procedure for each Part/Unit 60
CR Assy (w/ CR Guide Plate)
When removing the CR Assy (w/ CR Guide Plate) with the Printhead installed on the CR Unit, be careful not to damage the nozzle plate surface of
the Printhead.
When removing the CR Assy (w/ CR Guide Plate), follow the procedure below.
1. Move the CR Unit to the center of the printer.
2. Release the Head FFC from the hooks (x4) of the Front Frame, and remove the Head FFC Holder from the Front Frame.
(p 65)
3. Remove the screws (x3) that secure the CR Guide Plate, and remove the CR Assy (w/ CR Guide Plate) from the Frame Base Assy.
Secure the Washer 3.3x0.5x10, Disk Spring 5.3x0.1x7.4 and Washer 3.3x0.5x8 in the order shown above with the screw A.
Washer 3.3x0.5x8
Disk Spring 5.3x0.1x7.4
Washer 3.3x0.5x10
Screw A
C.B.P-TITE SCREW 3x10 F/ZN-3C (6 ± 1 kgf·cm)
C.B.P-TITE SCREW 3x8 F/ZN-3C (6 ± 1 kgf·cm)
CR Guide Plate
Nozzle plate surface of Printhead
Right
CR Unit
Head FFC Holder
Main Frame Assy
When removing the Main Frame Assy, follow the procedure below.
1. Slide the D/E Lever toward the 0-digit side to align the D/E Lever with the cutout of the Main Frame, and remove the D/E Lever from the Main Frame.
2. Release the CR Motor cable from the hooks (x3) and ribs (x2) of the Frame Base Assy. (p 63)
3. Remove the screws (x4) that secure the Main Frame Assy, and remove the Main Frame Assy from the Frame Base Assy.
Secure the Washer 3.3x0.5x8, Washer 5.2x0.5x9.5 and Disk Spring 5.3x0.1x7.4 in the order shown above with the screw A.
Washer 3.3x0.5x8
Disk Spring 5.3x0.1x7.4
Washer 5.2x0.5x9.5
Screw A
Main Frame
C.B.P-TITE SCREW 3x10 F/ZN-3C (6 ± 1 kgf·cm)
C.B.P-TITE SCREW 3x8 F/ZN-3C (6 ± 1 kgf·cm)
Rear right
D/E Lever
Cutout
Main Frame Assy
Frame Base Assy
Printhead
For WF-7520/7510/7010 series, the structure of the frame
supporting the CR Unit has been changed, therefore, there is no
need to use the printhead supporting tool used for Epson
WorkForce 840/Epson Stylus Office BX925FWD and so on when
reassembling the Printhead.
When installing the Printhead, move the CR Unit to the 130-digit side,
and then tighten the screws in the order indicated in the figure above.
C.B.P-TITE SCREW 2.5x8 F/ZN-3C (4 ± 1 kgf·cm)
1
CR Unit
2
3
Printhead
Holder Cam Assy
When installing the Holder Cam Assy to the Main Frame, insert the
protrusion of the D/E Lever into the groove of the Holder Cam
Assy.
Holder Cam Assy
D/E Lever
Protrusion
Groove
Main Frame
Front Frame Assy
When attaching the Antistatic Cloth to the Front Frame Assy, attach it on the position shown above.
Tighten the screws in the order indicated in the figure above.
Secure the Washer 3.3x0.5x8, Disk Spring 5.3x0.1x7.4 and Washer 5.2x0.5x9 in the order shown above with the screw A.
Antistatic Cloth
5 ± 1 mm
78 ± 1 mm
50 ± 1 mm
60 ± 1 mm
70 ± 1 mm
60 ± 1 mm
50 ± 1 mm
C.B.P-TITE SCREW 3x8 F/ZN-3C (6 ± 1 kgf·cm)
Washer 3.3x0.5x8
Disk Spring 5.3x0.1x7.4
Washer 3.3x0.5x10
Screw A
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