Roland VersaUV LEJ-640 Service Notes page 264

[ADJUSTMENT ON THE IDLE PULLEY SIDE]
Confi rm the position of the belt.
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The position is proper when the belt is not touching the
fl anges excessively. When the position is proper, fi nish
this Belt Position Adjustment. If it is not proper, perform
the adjustment as follows.
Belt partly touching the fl ange is acceptable.
Press the [ENTER] key to cancel Aging.
13
Loosen the 2 fi xing screws located at the left end of the
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belt, eighth to quarter round.
If the screw is loosen more than necessary,
it will be diffi cult to adjust the belt. Also, be
careful with the sharp edges when turning
the screws. It can cause injury.
Insert a wrench through the holes on the side frame
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prepared for the adjustment, and loosen the two
screws to make a gap of 3mm between the tip of the
screw and Idle Pulley Holder.
The gap between the screws and Idle Pul-
ley can be seen from both front side and
rear side of the machine.
[ Left end of the belt ]
SCAN
NOW AGING
Screw
4-56
Idle Pulley
Flange
[ ]
Fixing Screw
3mm
Idle Pulley Holder