Roland VersaUV LEJ-640 Service Notes page 263

Belt leans to the front side of the machine
-Turn the screw carefully in CCW (loosening).
Belt leans to the rear side of the machine
-Turn the screw carefully in CW (tightening).
Tighten the 2 fi xing screws for the bottom of the screw
10
head to slightly contact with the Stay.
Be sure not to tighten the screws too tight.
The fi xed Drive Pulley Holder can be moved
accidentally.
Confi rm that the belt is not touching the pulley fl anges
11
excessively while the carriages are in the printing area.
When the belt is in improper position, adjust it again.
When it is proper, leave the belt aging on, and go to
the following [ADJUSTMENT ON THE IDLE PULLEY
SIDE].
Touching the fl ange on the FRONT side of machine
Touching the fl ange on the REAR side of machine
Screw
Stay
4-55
Adjustment Screw
Adjustment Screw
Fixing Screw
Pulley Flange