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    Can't start a new print after finishing one..

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    • secureundefined
      secure
      last edited by

      Hi!

      I need to have to restart the mainboard to start a new print after finishing one.
      The printhead crashes mostly because the printhead is trying to go to outside of the print area.(no problem with first job)
      I think there is confusion about finding the starting point.
      This problem occured after I changed to origin at center.

      Here is my config & endcode

       General preferences
      G90                                             ; send absolute coordinates...
      M83                                             ; ...but relative extruder moves
      M550 P"HBOT"                                    ; Set machine name
      M552 S1                                         ; Enable network
      
      
      ; Network
      M552 S1                                         ; enable network
      M586 P0 S1                                      ; enable HTTP
      M586 P1 S0                                      ; disable FTP
      M586 P2 S0                                      ; disable Telnet
      
      ; Drives
      M569 P1 S1                                      ; physical drive 0 goes backwards
      M569 P1 S0                                      ; physical drive 1 goes backwards
      M569 P2 S1                                      ; physical drive 2 goes forwards
      M569 P3 S0                                      ; physical drive 3 goes forwards
      M569 P4 S1                                      ; physical drive 4 goes forwards
      M584 X0 Y1 Z2 E4:3                              ; set drive mapping
      M350 X16 Y16 Z16 E16:16 I1                      ; configure microstepping with interpolation
      M92 X80.70 Y80.80 Z400.50 E104.50:104.50          ; set steps per mm
      M566 X700.00 Y700.00 Z60.00 E500.00:500.00      ; set maximum instantaneous speed changes (mm/min)
      M203 X20000 Y20000 Z300.00 E4000:4000           ; set maximum speeds (mm/min)
      M201 X1500 Y1500 Z60.00 E500.00:500.00          ; set accelerations (mm/s^2)
      M906 X1200 Y1200 Z1200 E1200:1200 I30           ; set motor currents (mA) and motor idle factor in per cent
      M84 S30                                         ; Set idle timeout
      M572 D0:1 S0.23:0.23					        ; Linear advance
      
      ; Axis Limits
      M208 X-215:180, Y-215:215 Z510
      ;M208 X-216:184, Y-215:215
      ;M208 X0 Y0 Z0 S1                                ; set axis minima
      ;M208 X400 Y400 Z500 S0                          ; set axis maxima
      
      ; Endstops
      M574 X2 S1 P"xstop"                             ; configure switch-type (e.g. microswitch) endstop for low end on X via pin xstop
      M574 Y1 S1 P"ystop"                             ; configure switch-type (e.g. microswitch) endstop for low end on Y via pin ystop
      M574 Z1 S2                                      ; configure Z-probe endstop for low end on Z
      
      ; Z-Probe
      M950 S0 C"exp.heater7"                          ; create servo pin 0 for BLTouch
      M558 P9 C"^zprobe.in" H5 F150 T9000             ; set Z probe type to bltouch and the dive height + speeds
      G31 P500 X0 Y0 Z1.83                            ; set Z probe trigger value, offset and trigger height
      M557 X-180:200 Y-180:200 S170                   ; define mesh grid
      
      ; Heaters
      M308 S0 P"bedtemp" Y"thermistor" T100000 B4138  ; configure sensor 0 as thermistor on pin bedtemp
      M950 H0 C"bedheat" T0                           ; create bed heater output on bedheat and map it to sensor 0
      M307 H0 R0.566 K0.257:0.000 D5.48 E1.35 S1.00 B0    ; enable bang-bang mode for the bed heater and set PWM limit
      M140 H0                                         ; map heated bed to heater 0
      M143 H0 S120                                    ; set temperature limit for heater 0 to 120C
      
      M308 S1 P"e0temp" Y"thermistor" T99962 B4810 C8.2e-8   ; configure sensor 1 as thermistor on pin e0temp
      M950 H1 C"e0heat" T1                            ; create nozzle heater output on e0heat and map it to sensor 1
      M307 H1 B0 R3.186 C220.6 D8.84 S1.00 V23.8      ; disable bang-bang mode for heater  and set PWM limit
      M143 H1 S280                                    ; set temperature limit for heater 1 to 280C
      M308 S2 P"e1temp" Y"thermistor" T99962 B4810 C8.2e-8    ; configure sensor 2 as thermistor on pin e1temp
      M950 H2 C"e1heat" T2                            ; create nozzle heater output on e1heat and map it to sensor 2
      M307 H2 B0 R2.431 C255.4 D7.39 S1.00 V23.9      ; disable bang-bang mode for heater  and set PWM limit
      M143 H2 S280                                    ; set temperature limit for heater 2 to 280C
      
      ; Fans
      M950 F0 C"fan0" Q500                            ; create fan 1 on pin fan1 and set its frequency
      M106 P0 S0 H-1                                  ; set fan 0 value. Thermostatic control is turned on
      M950 F1 C"fan1" Q500                            ; create fan 0 on pin fan0 and set its frequency
      M106 P1 S1 H1:2 T45                             ; set fan 1 value. Thermostatic control is turned off
      M950 F2 C"fan2" Q500                            ; create fan 2 on pin fan2 and set its frequency
      M106 P2 S0 H-1                                  ; set fan 2 value. Thermostatic control is turned off
      
      ; Tools
      M563 P0 S"SOL" D0 H2 F0                         ; define tool 0
      G10 P0 X0 Y0 Z0                                 ; set tool 0 axis offsets
      G10 P0 R0 S0                                    ; set initial tool 0 active and standby temperatures to 0C
      M563 P1 S"SAĞ" D1 H1 F2                         ; define tool 1
      G10 P1 X31.45 Y0 Z0                             ; set tool 1 axis offsets
      G10 P1 R0 S0                                    ; set initial tool 1 active and standby temperatures to 0C
      
      

      endcode

      M104 S0
      M140 S0
      M107
      G91
      G1 E-1 F300
      G1 Z+0.5 E-5 X-20 Y-20 F9000.00
      G90
      G28 X0 Y0
      M290 R0 S0
      M400
      
      M84
      M0
      

      What could be wrong? First print no problem. Second job crash.

      moth4017undefined dc42undefined Phaedruxundefined 4 Replies Last reply Reply Quote 0
      • moth4017undefined
        moth4017 @secure
        last edited by moth4017

        @secure said in Can't start a new print after finishing one..:

        M0

        Try removing the M0 in you end gcode

        Do you have any start/end gcode in your slicer?

        <

        1 Reply Last reply Reply Quote 1
        • dc42undefined
          dc42 administrators @secure
          last edited by

          @secure also, do you have a stop.g file; and if so, what does it contain?

          Duet WiFi hardware designer and firmware engineer
          Please do not ask me for Duet support via PM or email, use the forum
          http://www.escher3d.com, https://miscsolutions.wordpress.com

          1 Reply Last reply Reply Quote 1
          • secureundefined
            secure
            last edited by secure

            Thanks for the responses.
            I recently added M0 to try if it fix problem.. Normally it was not there.
            It is a custom built(2020) printer but this problem occured after I set the origin bed at center.(few months ago)
            Normally the bed size is Y430 mm x X395 mm x Z510 mm.

            hbot.jpeg

            I have stop.g file with default settigns.(no gcode)
            Here is cure start gcode

            M190 S{material_bed_temperature} ; start heating the bed to what is set in Cura and WAIT
            M109 S{material_print_temperature}  T1 ; start heating hotend to what is set in Cura and WAIT
            G28 ; home
            

            Could it be a wrong axis limitation? I've two extruder (side by side.)
            M208 X-215:180, Y-215:215 Z510

            Here is bed.g file

            M561 ; clear any bed transform
            G29  ; probe the bed and enable compensation
            
            1 Reply Last reply Reply Quote 0
            • Phaedruxundefined
              Phaedrux Moderator @secure
              last edited by

              @secure said in Can't start a new print after finishing one..:

              Second job crash.

              Is it crashing during homing of the second job? Post your homing files?
              Or is it crashing during the end gcode of the first job?

              Z-Bot CoreXY Build | Thingiverse Profile

              secureundefined 1 Reply Last reply Reply Quote 0
              • secureundefined
                secure @Phaedrux
                last edited by secure

                @Phaedrux
                Totally no problem with the first job.
                when I start another print, it is crashing after all the heaters are warmed up.

                • Homing OK
                • Warming heater and bed. OK
                • Starting actual printing for the first prime FAIL.

                So it cant find the first starting point.
                Sometimes crashing towards the switches(not forcing) or opposite side of the switches.(forcing)

                1 Reply Last reply Reply Quote 0
                • Phaedruxundefined
                  Phaedrux Moderator
                  last edited by

                  Can you share your homing files and an example gcode file?

                  Z-Bot CoreXY Build | Thingiverse Profile

                  secureundefined 1 Reply Last reply Reply Quote 0
                  • secureundefined
                    secure @Phaedrux
                    last edited by

                    @Phaedrux
                    Thanks. Sure.
                    homeall.g

                    G91                     ; relative positioning
                    G1 H2 Z5 F9000          ; lift Z relative to current position
                    G1 H1 X400 Y-420 F4800  ; move quickly to X and Y axis endstops and stop there (first pass)
                    G1 H2 X-5 Y5 F6000      ; go back a few mm
                    G1 H1 X400 Y-420 F2400   ; move slowly to X and Y axis endstops once more (second pass)
                    G90                     ; absolute positioning
                    G1 X0 Y0 F6000          ; go to first bed probe point and home Z
                    G30                     ; home Z by probing the bed
                    
                    

                    homexyz.g

                    ;X
                    G91               ; relative positioning
                    G1 H2 Z5 F9000    ; lift Z relative to current position
                    G1 H1 X400 F2400  ; move quickly to X axis endstop and stop there (first pass)
                    G1 H2 X-5 F9000   ; go back a few mm
                    G1 H1 X400 F600   ; move slowly to X axis endstop once more (second pass)
                    G1 H2 Z5 F9000   ; lower Z again
                    G90               ; absolute positioning
                    ;Y
                    G91               ; relative positioning
                    G1 H2 Z5 F9000    ; lift Z relative to current position
                    G1 H1 Y-440 F2400 ; move quickly to Y axis endstop and stop there (first pass)
                    G1 H2 Y5 F9000    ; go back a few mm
                    G1 H1 Y-440 F600  ; move slowly to Y axis endstop once more (second pass)
                    G1 H2 Z5 F9000   ; lower Z again
                    G90               ; absolute positioning
                    
                    ;Z
                    G91              ; relative positioning
                    G1 H2 Z5 F9000   ; lift Z relative to current position
                    G90              ; absolute positioning
                    G1 X0 Y0 F9000 ; go to first probe point
                    G30              ; home Z by probing the bed
                    

                    Gcode starting.. A bit messy but works for the first print.

                    ;FLAVOR:RepRap
                    ;TIME:3606
                    ;Filament used: 0m, 16.7539m
                    ;Layer height: 0.6
                    ;MINX:0.905
                    ;MINY:-61.185
                    ;MINZ:0.5
                    ;MAXX:65.709
                    ;MAXY:66.413
                    ;MAXZ:104.9
                    ;Generated with Cura_SteamEngine 5.4.0
                    T1
                    M82 ;absolute extrusion mode
                    ;M140 S63 ; start preheating the bed WITHOUT wait to what is set in Cura
                    ;M104 S215 T0 ; start preheating hotend WITHOUT wait to what is set in Cura
                    
                    
                    G28 ; home
                    
                    
                    M190 S63 ; start heating the bed to what is set in Cura and WAIT
                    M109 S215  T1 ; start heating hotend to what is set in Cura and WAIT
                    
                    ;M98 P/Macros/Baslarken_Temizlik
                    M82 ;absolute extrusion mode
                    ;G10 P1 S(material_print_temperature)
                    ;T2
                    M83 ;relative extrusion mode
                    M83 ;relative extrusion mode
                    G1 F2700 E-3.5
                    ;LAYER_COUNT:175
                    ;LAYER:0
                    M107 P2
                    G0 F3600 X1.705 Y-57.985 Z0.5
                    ;TYPE:SKIRT
                    G1 F2700 E3.5
                    G1 F1350 X1.745 Y-58.421 E0.07281
                    G1 X1.863 Y-58.842 E0.07271
                    G1 X2.056 Y-59.235 E0.07281
                    
                    1 Reply Last reply Reply Quote 0
                    • Phaedruxundefined
                      Phaedrux Moderator @secure
                      last edited by

                      @secure said in Can't start a new print after finishing one..:

                      This problem occured after I changed to origin at center.

                      Have you confirmed that your axis limits are actually valid for both tools after your change?

                      Z-Bot CoreXY Build | Thingiverse Profile

                      secureundefined 1 Reply Last reply Reply Quote 0
                      • secureundefined
                        secure @Phaedrux
                        last edited by

                        @Phaedrux Yes. Never crashes normally.

                        deckingmanundefined 1 Reply Last reply Reply Quote 0
                        • deckingmanundefined
                          deckingman @secure
                          last edited by

                          @secure If the first print completes without issue but a subsequent print fails, then logic would dictate that something in the first print end code or a post print macro, is changing a configured setting. It would be useful to know if you always home the printer before every print or only before the first one. If it's the latter, then possible causes are that the end code turns the motors off which will then lose the homing position. Another possibility is that positioning is changed from relative to absolute and that it is not being set to relative at the start of the sliced gcode file.

                          To get to the bottom of this, we'd need to see everything in the sliced gcode file up to the first move, and everything after the last move. If there are calls to other macros within those sections, we'd need to see those too.

                          Ian
                          https://somei3deas.wordpress.com/
                          https://www.youtube.com/@deckingman

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