Intamsys FUNMAT PRO User Manual page 30

Step 4：Please move the extruder to the right
front position . Please rotate 2mm wrench to make
sure the pointer approaches "0"(tolerance: -
10um~+10um).The wrench is used to raise or drop
the build plate( anti-clockwise to raise and
clockwise to drop).
Step 5：Please move the extruder back to the
center position. Please repeat Step 4 to make sure
the pointer approaches "0"(tolerance: -
10um~+10um).
Step 6：Please repeat step 4&5 several times for
more precise calibration.
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