7.
Apply lubricant to the rollers
and the removable housing
with a small brush.
8.
Place new tube around the
roller and through the slots in
the housing.
9.
Place the allen screws in the
removable housing and slide it
on the housing.
10. Use the allen key to stop the
bolt from rotating and twist
the star knob until both parts
of the housing are in contact.
11.
Install the front cover.
15