Before printing starts height is ok. This happens in gcode. What i need to do to get this right? I included my config.h if it helps. I can't figure this one out. I'm using simplify 3D as software. SENT: M105 SENT: G28 SENT: G29 SENT: G92 E0 SENT: G1 E-0.1000 F1800 SENT: G1 Z8.270 F1000 SENT: T0 RECEIVED: ok T:228.6 /225.0 B:99.5 /100.0 T0:228.6 /225.0 @:0 B@:127 RECEIVED: ok SENT: M105 RECEIVby lordhobos - United Kingdom RepRap User Group