EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A
MAINTENANCE Overview 112
Figure 6-6.  Lubrication on Driven Pulley
Figure 6-7.  Lubrication on Upper Scanner Housing
Figure 6-8.  Lubrication on LD Roller (1)
Figure 6-9.  Lubrication on LD Roller (2)
<Lubrication Point>
Driven Pulley
<Lubrication Type>
TC-55E
<Lubrication Amount>
Each place 2mm diameter sphere
<Remarks>
Use an injector to apply TC-55E.
<Lubrication Point>
Edge of glass window
<Lubrication Type>
UD-321
<Lubrication Amount>
80mg using a brush
<Remarks>
Turn Upper Scanner Housing 
around to check if there is grease 
spill over gap, if yes use wiper to 
clean.
Driven Pulley
Glass Window
Upper Scanner Housing
<Lubrication Point>
Blade A, Blade B of LD Roller
<Lubrication Type>
G-71 
<Lubrication Amount>
φ1mm x along edges (L)
<Remarks>
Use an injector to apply G-71.
• G-71 must not be adhered to 
other parts.
• Rub off excess G-71 with a 
cotton bud if necessary.
<Lubrication Point>
Blade A, Blade B of LD Roller
<Lubrication Type>
G-71
<Lubrication Amount>
φ1mm  x along edges (L)
<Remarks>
Use an injector to apply G-71.
• G-71 must not be adhered to 
other parts.
• Rub off excess G-71 with a 
cotton bud if necessary.
Blade A (Flat side UP)
LD Roller (Round side UP)
Blade B (Round side UP)
Blade A
Blade B
Lubrication Points (Side view)
Blade B (V-shape side UP)
Blade A (Round side UP)
LD Roller (Flat side UP)
Blade B
Blade A
Lubrication Points (Side view)