X-Drive Belt Tension Adjustment - GRAPHTEC FC9000-75 Service Manual

7 DISASSEMBLY AND REASSEMBLY
7.3.3

X-Drive Belt Tension Adjustment

How to adjust the X-Drive belt tension
(1) Tighten the three screws attaching the X motor at the marking position, which was marked when
detaching the X motor.
Marking position
When the adjustment position was not marked adjust the X drive belt tension by the following
procedure.
(1) Push the belt 2 mm using a force gauge as shown in the picture below.
(2) Adjust the position of X-motor that X drive belt is pushed 2 mm by 500 g force.
(3) Tighten the three M3L6 binding head screws holding the X motor.
(4) Spread a suitable quantity of the Shinetu silicon grease G501 on the X-motor pulley.
FC9000-UM-251-9370 7-48