GRAPHTEC CUTTING PRO FC3100-60 Service Manual page 47

• As shown in Fig.4-26, adjust the tension using the M4 x L15 socket-head cap screw.
* When the Y slider belt has been mounted for a long time, the possible range of adjustment becomes
smaller.
(5) Check the belt tension as shown in Fig.4-27.
• Using a 1 kgf push-pull gauge, check that the belt's center is displaced by 20 mm at a pull force of
800 gf ± 20 gf.
(6) Secure the spring adjustment plate.
• Two M4 x L8 bind-head screws
(7) Perform re-assembly by reversing Steps (1) through (3) of "Replacing the Y Drive Belt".
Fig. 4-26
Fig. 4-27
4 - 11
FC3100-60 Service Manual
P/N53802-031T Rev. A