Cura: Z-axis moves in opposite direction in operation vs bed leveling.

Not sure where the settings I need to look at for the auto-leveling. Thanks

// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.

define INVERT_X_DIR false

define INVERT_Y_DIR false

define INVERT_Z_DIR false

define X_HOME_DIR -1

define Y_HOME_DIR -1

define Z_HOME_DIR -1

//=========================================================================== //============================ Bed Auto Leveling ============================ //===========================================================================

// @section bedlevel

//#define AUTO_BED_LEVELING_FEATURE // Delete the comment to enable (remove // at the start of the line) //#define DEBUG_LEVELING_FEATURE

define Z_MIN_PROBE_REPEATABILITY_TEST // If not commented out, Z-Probe Repeatability test will be included if Auto Bed Leveling is Enabled.

if ENABLED(AUTO_BED_LEVELING_FEATURE)

// There are 2 different ways to specify probing locations: // // - "grid" mode // Probe several points in a rectangular grid. // You specify the rectangle and the density of sample points. // This mode is preferred because there are more measurements. // // - "3-point" mode // Probe 3 arbitrary points on the bed (that aren't colinear) // You specify the XY coordinates of all 3 points.

// Enable this to sample the bed in a grid (least squares solution). // Note: this feature generates 10KB extra code size. #define AUTO_BED_LEVELING_GRID

#if ENABLED(AUTO_BED_LEVELING_GRID)

#define LEFT_PROBE_BED_POSITION 15
#define RIGHT_PROBE_BED_POSITION 170
#define FRONT_PROBE_BED_POSITION 20
#define BACK_PROBE_BED_POSITION 170

#define MIN_PROBE_EDGE 10 // The Z probe minimum square sides can be no smaller than this.

// Set the number of grid points per dimension.
// You probably don't need more than 3 (squared=9).
#define AUTO_BED_LEVELING_GRID_POINTS 2

#else // !AUTO_BED_LEVELING_GRID

  // Arbitrary points to probe.
  // A simple cross-product is used to estimate the plane of the bed.
  #define ABL_PROBE_PT_1_X 15
  #define ABL_PROBE_PT_1_Y 180
  #define ABL_PROBE_PT_2_X 15
  #define ABL_PROBE_PT_2_Y 20
  #define ABL_PROBE_PT_3_X 170
  #define ABL_PROBE_PT_3_Y 20

#endif // AUTO_BED_LEVELING_GRID

// Offsets to the Z probe relative to the nozzle tip. // X and Y offsets must be integers. #define X_PROBE_OFFSET_FROM_EXTRUDER -25 // Z probe to nozzle X offset: -left +right #define Y_PROBE_OFFSET_FROM_EXTRUDER -29 // Z probe to nozzle Y offset: -front +behind #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35 // Z probe to nozzle Z offset: -below (always!)

#define Z_RAISE_BEFORE_HOMING 4 // (in mm) Raise Z axis before homing (G28) for Z probe clearance. // Be sure you have this distance over your Z_MAX_POS in case.

#define XY_TRAVEL_SPEED 8000 // X and Y axis travel speed between probes, in mm/min.

#define Z_RAISE_BEFORE_PROBING 15 // How much the Z axis will be raised before traveling to the first probing point. #define Z_RAISE_BETWEEN_PROBINGS 5 // How much the Z axis will be raised when traveling from between next probing points. #define Z_RAISE_AFTER_PROBING 15 // How much the Z axis will be raised after the last probing point.

//#define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" // These commands will be executed in the end of G29 routine. // Useful to retract a deployable Z probe.

//#define Z_PROBE_SLED // Turn on if you have a Z probe mounted on a sled like those designed by Charles Bell. //#define SLED_DOCKING_OFFSET 5 // The extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.

//If you have enabled the Bed Auto Leveling and are using the same Z Probe for Z Homing, //it is highly recommended you let this Z_SAFE_HOMING enabled!!!

#define Z_SAFE_HOMING // This feature is meant to avoid Z homing with Z probe outside the bed area. // When defined, it will: // - Allow Z homing only after X and Y homing AND stepper drivers still enabled. // - If stepper drivers timeout, it will need X and Y homing again before Z homing. // - Position the Z probe in a defined XY point before Z Homing when homing all axis (G28). // - Block Z homing only when the Z probe is outside bed area.

#if ENABLED(Z_SAFE_HOMING)

#define Z_SAFE_HOMING_X_POINT ((X_MIN_POS + X_MAX_POS) / 2)    // X point for Z homing when homing all axis (G28).
#define Z_SAFE_HOMING_Y_POINT ((Y_MIN_POS + Y_MAX_POS) / 2)    // Y point for Z homing when homing all axis (G28).

#endif

// Support for a dedicated Z probe endstop separate from the Z min endstop. // If you would like to use both a Z probe and a Z min endstop together, // uncomment #define Z_MIN_PROBE_ENDSTOP and read the instructions below. // If you still want to use the Z min endstop for homing, disable Z_SAFE_HOMING above. // Example: To park the head outside the bed area when homing with G28. // // WARNING: // The Z min endstop will need to set properly as it would without a Z probe // to prevent head crashes and premature stopping during a print. // // To use a separate Z probe endstop, you must have a Z_MIN_PROBE_PIN // defined in the pins_XXXXX.h file for your control board. // If you are using a servo based Z probe, you will need to enable NUM_SERVOS, // Z_ENDSTOP_SERVO_NR and SERVO_ENDSTOP_ANGLES in the R/C SERVO support below. // RAMPS 1.3/1.4 boards may be able to use the 5V, Ground and the D32 pin // in the Aux 4 section of the RAMPS board. Use 5V for powered sensors, // otherwise connect to ground and D32 for normally closed configuration // and 5V and D32 for normally open configurations. // Normally closed configuration is advised and assumed. // The D32 pin in Aux 4 on RAMPS maps to the Arduino D32 pin. // Z_MIN_PROBE_PIN is setting the pin to use on the Arduino. // Since the D32 pin on the RAMPS maps to D32 on Arduino, this works. // D32 is currently selected in the RAMPS 1.3/1.4 pin file. // All other boards will need changes to the respective pins_XXXXX.h file. // // WARNING: // Setting the wrong pin may have unexpected and potentially disastrous outcomes. // Use with caution and do your homework. // //#define Z_MIN_PROBE_ENDSTOP

endif // AUTO_BED_LEVELING_FEATURE

/r/Reprap Thread