Epson WF-7620 Series Service Manual page 41

Epson WF-7620 / WF-7610 / WF-7110 Series
USB Cover (WF-7620/7610 Series)
USB Cover
C.B.P-TITE SCREW 3X10 F/ZN-3C (6±1 kgf
Be careful not to damage the hooks (x7) that secure the USB
Cover.
When removing the USB Cover, remove the screws (x2) shown
above and slide the cover in the direction of the arrow to remove it.
Housing Front Assy (WF-7620/7610 Series)
Upper
Housing Front Assy
Housing Front Assy
Left
Stacker Assy
Housing Front Assy
C.B.P-TITE SCREW 3x10 F/ZN-3C (6±kgf
Remove the Housing Front Assy as follows.
1. Pull out the Stacker Assy taking care not to let it interfere with the Housing Front Assy.
2. Remove the screws (x2) that secure the Housing Front Assy.
3. Release the hooks (x2) on the Housing Front Assy, then remove the Housing Front Assy.
Disassembly/Reassembly
Paper Stopper Assy 1st/2nd (1)
Compression
Spring 0.9
Secure springs (x4) with dowels.
Compression
Spring 0.787
Paper Stopper
Slider Base
Hook
·
cm)
Cam Slider
If any of the parts of the Paper Stopper Assy 1st/2nd comes off
when removing it, be sure to reassemble the Paper Stopper Assy
1st/2nd as shown above.
Upper
Right
Hook
Housing Front Assy
·
cm)
Detailed Disassembly/Reassembly Procedure for each Part/Unit
Paper Stopper Assy 1st/2nd (2)
Common to all
1
C.B.S-TITE SCREW 3x8 F/ZN-3C (6±1kgf
WF-7620/7110 Series
Slider Cassette
1
C.B.S-TITE SCREW 3x8 F/ZN-3C (6±1kgf
Tighten the screws in the order indicated in the figure above.
Pickup Holder 1st/
Pickup Roller 1st
(Common to all)
Housing Front Assy
Pickup Holder 1st
Be careful not to touch the rubber potions on the Pickup Roller 1st/2nd with bare hands.
When removing the Pickup Roller 1st, take care not to drop or lose the parts because its removal should be done in a very narrow space.
When removing the Pickup Holder 1st/2nd, make sure to release the hooks shown above beforehand.
When installing the Pickup Roller 1st/2nd, install the roller shafts on them in the order of the shaft on the 130-digit side and the one on the 0 digit
side.
When installing the Pickup Holder 1st/2nd, make sure the attachment directions of the holders are correct.
Paper Stopper Assy 1st
2
·
cm)
Paper Stopper Assy 2nd
2
·
cm)
When removing the Assist Roller Holder Assy, remove the Assist
Roller and then release the hook and dowels (x2) beforehand.
Pickup Holder 1st/2nd, Pickup Roller 1st/2nd
Pickup Holder 2nd/
To 0 digit To 130 digit
Pickup Roller 2nd
(WF-7620/7610 Series)
Rubber portions
Pickup Holder 2nd
Pickup Roller 1st
Hook
Revision B
Assist Roller Holder Assy
Assist Roller Holder Assy
Assist Roller Assist Roller Holder Assy
Hook
Dowel
To 130 digit To 0 digit
Rubber portions
Pickup Roller 2nd
Hook
41
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