UNICO 01.07.2019
English / Englisch
19
Screw the countersunk screws on the attachment into the
bearing unit of the sanding disc wheel (fig. 77). Make sure
that the bearing unit is correctly seated in the attachment.
Then tighten the countersunk screws firmly.
20
Tighten the V-belt, as described in detail in
Section 7.2,
Tensioning the V-belt
, by pulling the attachment all the way
forward until you feel a slight resistance.
21
With 3 to 4 additional rotations of the belt-tensioning screw,
you will then tighten the belt exactly as required.
ATTENTION!
Do not overtighten the V-belt! This will allow you to avoid
excessive wearing of the V-belt and the pulleys!
22
Tighten the five screws with which the attachment is fastened
to the fan housing carefully.
23
Place the UNICO down on its wheels again. Use a suitable
screwdriver to tighten the retaining screws of the bear unit
of the sanding disc wheel once more.
7
MAINTENANCE WORK AND REPLACEMENT OF WEARING PARTS
Fig. 77
Using the countersunk screws to tighten the
bearing unit of the sanding disc wheel.
46