First#define ENDSTOP_Z_BACK_ON_HOME 1

though I used a slightly diff config. #define UI_DISPLAY_RS_PIN 42<br />#define UI_DISPLAY_RW_PIN -1<br />#define UI_DISPLAY_ENABLE_PIN 43<br />#define UI_DISPLAY_D0_PIN

#define DISTORTION_CORRECTION 0

#define EEPROM_MODE 1 

#define BEEPER_PIN             37

#define BED_LEVELING_METHOD 1   

#define Z_PROBE_Z_OFFSET 1.1

#define Z_PROBE_Z_OFFSET 0

#define _ui_config_h

#define UI_ACTION_PAUSE_SCRIPT_BUTTON   1802

#define X_HOME_DIR -1

#define NUM_EXTRUDER 2

#define UI_DISPLAY_RS_PIN 14

#define    HAVE_ADC_KEYPAD                true

#define UI_DISPLAY_TYPE 1

//#define DELTASEGMENTS_PER_PRINTLINE 24  // original value

#define CONFIGURATION_H

    #define Z_PROBE_Z_OFFSET 0

#define CUSTOM_LOGO

WIth z max endstop the z length defines how far it goes down. If you have z probe just set it smaller (safe side) and let z probe G32 S2 measure and set z length correctly. Things you should know1. #d