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MESH_MAX_X doesn't seem to work  

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karl.andersson1987
(@karl-andersson1987)
New Member
MESH_MAX_X doesn't seem to work

Hi

I did a lot of hardware changes to my Original Prusa i3 MK3S. One of the changes forced me to change X_MAX_POS.

When customizing firmware I got the Selftest to work but the mesh bed testing fails.

I change MESH_MAX_X but whatever value I put there it doesn't change the mest test, the pinda sensor goes outside of the bed.

I even tried ridiculously low values like 120 but it still doesn't change the distance it takes on the test. I tried both 3x3 and 7x7.

 

Any idea why it doesn't stop earlier?

 

Posted : 04/04/2020 11:15 am
karl.andersson1987
(@karl-andersson1987)
New Member
Topic starter answered:
RE: MESH_MAX_X doesn't seem to work

Some logs when doing Mesh Bed Leveling (G80 V20):

#define X_MIN_POS 0
#define X_MAX_POS 197
#define MESH_MIN_X 0
#define MESH_MAX_X 120

>>>G80 V20
SENDING:G80 V20
echo:Enqueing to the front: "G28 W0"
tmc2130_home_enter(axes_mask=0x04)
tmc2130_home_exit tmc2130_sg_homing_axes_mask=0x04
tmc2130_home_enter(axes_mask=0x01)
echo:busy: processing
echo:busy: processing
0 step=14 mscnt= 226
tmc2130_goto_step 0 61 2 1000
tmc2130_home_exit tmc2130_sg_homing_axes_mask=0x01
tmc2130_home_enter(axes_mask=0x02)
0 step=17 mscnt= 286
tmc2130_goto_step 1 17 2 1000
tmc2130_home_exit tmc2130_sg_homing_axes_mask=0x02
echo:busy: processing
No clamping for first calibration point.
MMU not responding - DISABLED
Z jitter data from Z cal. valid.
X: 1.00000
Y: 1.00000
: no xy clamping
echo:busy: processing
X: 35.00000
Y: 1.00000
: no xy clamping
X: 69.00000
Y: 1.00000
Bed leveling, point: 3, calibration Z stored in eeprom: -13, calibration z: 0.072500
: no xy clamping
X: 103.00000
Y: 1.00000
: no xy clamping
echo:busy: processing
X: 137.00000
Y: 1.00000
: no xy clamping
X: 171.00000
Y: 1.00000
Bed leveling, point: 6, calibration Z stored in eeprom: -23, calibration z: -0.027500
: xy clamped.
Bed leveling failed. Sensor didnt trigger. Debris on nozzle? Waiting for reset.Mesh bed leveling while loop finished.
MESH_HOME_Z_SEARCH:
5.00000echo:busy: processing
echo:busy: paused for user

Posted : 04/04/2020 7:39 pm
jeaton
(@jeaton)
New Member
RE: MESH_MAX_X doesn't seem to work

I'm having the same problem, that changes to MESH_MAX_X has no effect on mesh bed leveling.

John

Posted : 10/07/2020 4:21 am
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