Hi, I have the snapmaker a350 from the kickstarter with no upgrades until the dual-extruder. When I go through the first time setup with the dual-extruder on firmware version 1.15.21 all is going well until it tries to print the calibration lines, or whatever you call it, to get the offset of both …

[image] xchrisd: Maybe install .21 again, maybe with toolhead disconnected, i would try various setups to get sure. Your leveling seems good so far.

Dual extruder slamming into the bed

xchrisd April 8, 2023, 8:26am 21

Your leveling seems good so far.

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