hd 650DC EcoPak
D
Chapter 4
9.693.024
Page 38
V 1.02
Maintenance information
Replacing the pressure roller
Switch off the sealing device and DISCONNECT THE POWER PLUG!
Opening the housing
Remove mounting screws
for the upper guide rail and remove the guide rail.
Unscrew pressure adjustment screw
approx. 5 mm
Loosen mounting screw
and pull the pressure roller completely out of the holder
Detach snap ring
and remove the pressure roller
Install the new pressure roller and fasten with snap ring
Place the pressure roller fully in the holder, aligning it centrally with the lower roller
Tighten the mounting screw
Adjust contact pressure by screwing in adjustment screw
according to calibration instructions
on page 41
Install guide rail
When installing the upper guide rail before fastening, push the rail as far down as possible,
before final fixing with the mounting screw,
so that the gap between the screw head and
the rail is 1mm on both sides. This ensures the correct contact pressure for the guide rail.
Close housing
Distance between screw head and rail = 1mm
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