Adjusting The Front X Belt Tension - GRAPHTEC FCX2000 Service Manual

8.4.3

Adjusting the Front X Belt Tension

(1) Detach the right front corner cover (Refer to the section 8.1.1.).
(2) Open the front bottom cover (Refer to the section 8.1.9.)
(3) Detach the front top cover (Refer to the section 8.1.10.).
(4) Loosen the two M4L6 binding head screw fixing the idler bracket.
Idler bracket
Front X belt
Use this access hole to loosen the screw of rear.
(5) Adjust the belt tension by the two belt tension adjustment screws from the access holes which are
shown in the following picture.
* Turn the screws to clockwise to tighten the belt tension.
* Turn the screws to counterclockwise to loosen the belt tension.
(6) Move the Y bar to the far left.
(7) Measure the belt tension as following picture using the push-pull gauge at the center of front X belt.
Push down X belt 8 mm from horizontal position of belt, and then measure the belt tension.
FCX2000-UM-251-9370
M4L6 binding head screw
Use these access holes to adjust the X belt tension.
Front or rear X rails
8-45
8 DISASSEMBLY AND ASSEMBLY
M4L6 binding head screw
Idler bracket
Front X belt
Press down the X belt at center of belt by push pull gauge.
Scale
X belt
8 mm