Epson WF-7620 Series Service Manual page 81

Epson WF-7620 / WF-7610 / WF-7110 Series
CR Unit
CR Guide Frame
2 to 3 times
CR Unit Front Frame
Figure 4-11. Lubrication of the CR Guide Frame / Front Frame
Figure 4-14. Lubrication of the Duplex Unit
Maintenance
<Part supply as ASP>
None
<Lubrication status when
supplied as ASP>
---
CR Guide Frame
<Lubrication Point>
1. 2. 3. 4. 5. Contact surface
(x5) between the CR
Guide Frame and the CR
② ③
Unit
① 5. Contact surface (x1)
between the Front Frame
and the CR Unit
④
<Type>
G-71
Application Point
<Application Amount>
1. φ 1 mm x 1.2g / 460mm
2. φ 1 mm x 0.6g / 460mm
3. 4. φ 1 mm x 0.4g / 460mm
Front Frame
5. φ 1 mm x 0.8g / 460mm
<Remarks>
1. 5. Apply with injector
⑤
on the entire route once.
Apply with injector.
After application, move
the CR Unit to both ends
two to three times to
spread the grease.
Application Point
<Part supply as ASP>
Supplied as the Duplex
Unit Assy
<Lubrication status when
supplied as ASP>
Lubricated
<Lubrication Point>
1. Bearings (x4) of the
intermediate rollers
2. Shafts (x2) to set gears
3. Gear Shaft (x2)
<Type>
G-71
<Application Amount>
1. φ 1 mm x half of the
circumference (0.052g)
3 mm wide
2. φ 1 mm x 10mm (0.014g)
3. φ 1 mm x circumference
(0.38g)
<Remarks>
Apply with injector.
1. Application Point
2. Application Point
3. Application Point
Lubrication Points and Instructions
<Part supply as ASP>
Front
None
<Lubrication status when
Front Side
supplied as ASP>
---
<Lubrication Point>
Contact points (x4)
between the Main Frame
and D/E Lever
<Type>
Cutout
G-71
<Application Amount>
Appropriate amount
(10 mm) x 4 points
<Remarks>
Apply with injector.
Lubricate on the inside
of the cutout and on the
printer's front side of the
Main Frame.
Main Frame
Application Point
Application Point
Figure 4-12. Lubrication of the Main Frame
<Part supply as ASP>
Pickup Assy 1st: None
Pickup Assy 2nd: Supplied
as the Frame Base 2nd
Assy
<Lubrication status when
supplied as ASP>
Pickup Assy Lubricated
<Lubrication Point>
Bearings for the Pickup
Roller on the Pickup Assy
<Type>
G-74
<Application Amount>
Appropriate amount
(6 mm x inner circumferences
of bearings)
<Remarks>
Apply with Flux
Application Point
Dispenser.
Stir G-74 before use.
Spread all over the inner
circumference for
lubrication
Figure 4-13. Lubrication of the Pickup Assy 1st / Pickup Assy 2nd
Confidential
Revision B
81