JUKI MOL-254 Engineer's Manual page 73

13. Install idler pulley base
For reference of the belt tension, adjust so that the belt sags 4 mm when the center of the belt is
pressed with a 1 kgf load.
(Caution) After adjusting the belt tension, be sure to turn the hand pulley and make sure that
the belt does not interfere with other components.
14. Install cam follower stopper
Disassembling / Assembling
and adjust the belt tension.
. Refer to page 19 for the installation.
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