Cutting Operations - GRAPHTEC FC7000-75 Service Manual

9.3 Cutting Operations

Symptom
The cut line is crooked.
The blade skips and
does not completely
cut lines that should be
solid.
The cutting position is
shifted.
FC7000-UM-251-9370
Verification item
(1) Does the blade turn well in the
blade holder?
(2) Do the X and Y drive motor belts
have the correct tension?
(3) Is the Y belt attached correctly? No .....Attach it correctly.
(4) Is the pen block attached
correctly?
(5) Is the pen arm shaky?
(1) The blade is extended too far.
(2) The cutting SPEED is too high. Adjust the SPEED setting.
(3) Verify the pen force.
(4) Verify the pen block height.
(1) The media is skewing.
(2) The X or Y belt tension is
incorrect.
(3) Is the Y belt installed correctly? Install the Y belt correctly.
(4) Is there any play in the Y drive
pulley?
No .....Replace the blade holder.
Yes ....Verify item (2).
No .....Adjust the tension.
No .....Verify item (3).
Yes ....Verify item (4).
No .....Attach it correctly.
Yes ....Verify item (5).
Yes ....Adjust the pen arm shaft slider
tension.
Adjust the blade length.
Adjust the pen force.
Adjust the pen block height.
Confirm the position of the pinch roller(s).
Adjust the belt tension.
Replace the Y drive pulley.
9-3
9. TROUBLESHOOTING
Solution