{"action":"created","issue":{"url":"https://api.github.com/repos/alexrj/Slic3r/issues/4106","repository_url":"https://api.github.com/repos/alexrj/Slic3r","labels_url":"https://api.github.com/repos/alexrj/Slic3r/issues/4106/labels{/name}","comments_url":"https://api.github.com/repos/alexrj/Slic3r/issues/4106/comments","events_url":"https://api.github.com/repos/alexrj/Slic3r/issues/4106/events","html_url":"https://github.com/alexrj/Slic3r/issues/4106","id":254803938,"number":4106,"title":"Firmware Retract G10 S1 BEFORE TOOL CHANGE PLEASE","user":{"login":"studiodyne","id":24499680,"avatar_url":"https://avatars0.githubusercontent.com/u/24499680?v=4","gravatar_id":"","url":"https://api.github.com/users/studiodyne","html_url":"https://github.com/studiodyne","followers_url":"https://api.github.com/users/studiodyne/followers","following_url":"https://api.github.com/users/studiodyne/following{/other_user}","gists_url":"https://api.github.com/users/studiodyne/gists{/gist_id}","starred_url":"https://api.github.com/users/studiodyne/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/studiodyne/subscriptions","organizations_url":"https://api.github.com/users/studiodyne/orgs","repos_url":"https://api.github.com/users/studiodyne/repos","events_url":"https://api.github.com/users/studiodyne/events{/privacy}","received_events_url":"https://api.github.com/users/studiodyne/received_events","type":"User","site_admin":false},"labels":[{"id":181825,"url":"https://api.github.com/repos/alexrj/Slic3r/labels/Feature%20request","name":"Feature request","color":"DDDDDD","default":false},{"id":386801850,"url":"https://api.github.com/repos/alexrj/Slic3r/labels/Multiple%20Extruders","name":"Multiple Extruders","color":"c5def5","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":91,"created_at":"2017-09-02T10:37:53Z","updated_at":"2017-09-03T10:51:38Z","closed_at":null,"author_association":"NONE","body":"**No G10 S1 before ToolChange**\r\n\r\n**`Firmware Retractation not ready for Multi Extrusion printing`**\r\n\r\nFirmware retraction when ' selected ' , forget to make ' tool change retractation in multi extruder printing , but works fine when only one extruder because no need of tool change long retract. \r\nPlease implement  G10 S1 just before a toolchange , to make the long retractation , if a dual nozzle the print is still possible but dirty with missing perimeters because of not primed extruder , but if SINGLENOZZLE ' Y ' , with 50mm load/unload the print crashes !\r\n\r\n**Firmware retraction activated** _Multi extruder print is impossible_\r\n```\r\nG1 X176.483 Y221.677 F7800.000\r\nG1 X178.271 Y223.465 E924.73334 F1800.000\r\nG10 ; retract    ************* NO SWAPPING RETRACTION AND NEED A G10 S1👎 \r\nG92 E0\r\nT1 ******* NOT RECOVERED OR LOADED OR PRIMED 👎 \r\nG92 E0\r\nG1 X200.222 Y222.931 F7800.000\r\nG1 X200.154 Y223.286 E0.09169 F1800.000\r\nG1 X199.990 Y223.777 E0.22301\r\nG1 X199.819 Y224.121 E0.32070\r\n```\r\n**Using TOOLCHANGE TAB**\r\n_ToolChange Tab  unusable because of REPEATING of the G10 than can confuse the machine_\r\n```\r\nG1 X214.271 Y160.965 E973.40355 F1800.000\r\nG10 ; retract    ******************************* FIRST NORMAL RETRACT 👎 \r\nG92 E0\r\nG10 S1 ; Added by the SLIC3R tab *************** SECOND  RETRACT   BIG PROBLEM 👎 \r\nT1\r\nG92 E0\r\nG10 ; retract ****************************** THIRD RETRACT  !!!!!!    it's too much  👎 \r\nG92 E0\r\nG1 X238.974 Y138.811 F7800.000\r\nG11 ; unretract\r\nG92 E0\r\nG1 X238.783 Y139.181 E0.11126 F1800.000\r\n\r\n```\r\n**Slic3r Request PR 🥇** \r\n\r\n> Easy to code , just REPLACE the G10 by a G10 S1 only before a TOOLCHANGE appears and a G11 just after the tool change to recover and print continue\r\n\r\n```\r\nG10 S1               ;Swap retractation👍 \r\nT1                      ;Tool change👍 \r\nG11                   ;Swap recover👍\r\nG10              ; Print can continue👍 \r\n```\r\n\r\nI have made a topic about ' Firmware retractation ' here [Understanding FIRMWARE RETRACTATION G10 / G11 / G10 S1 #7597](https://github.com/MarlinFirmware/Marlin/issues/7597)\r\n\r\n\r\n**No Firmware retract**  _All is perfect_\r\n```\r\nG1 X170.444 Y159.479 E70.04478\r\nG1 E20.04478 F2400.00000 ************ LONG RETRACT 50MM TO UNLOAD \"G10 S1\" 👍 \r\nG92 E0\r\nT1\r\nG92 E0\r\nG1 E-2.00000 F2400.00000 **************** PREHEATING FILAMENT PARTIAL RECOVER 👍\r\nG92 E0\r\nG1 X207.662 Y194.961 F7800.000\r\nG1 E2.00000 F2400.00000  *********************** RECOVER 👍 \r\nG1 X206.827 Y195.686 E2.28076 F1800.000\r\n```\r\n\r\n:fr:"},"comment":{"url":"https://api.github.com/repos/alexrj/Slic3r/issues/comments/326797699","html_url":"https://github.com/alexrj/Slic3r/issues/4106#issuecomment-326797699","issue_url":"https://api.github.com/repos/alexrj/Slic3r/issues/4106","id":326797699,"user":{"login":"studiodyne","id":24499680,"avatar_url":"https://avatars0.githubusercontent.com/u/24499680?v=4","gravatar_id":"","url":"https://api.github.com/users/studiodyne","html_url":"https://github.com/studiodyne","followers_url":"https://api.github.com/users/studiodyne/followers","following_url":"https://api.github.com/users/studiodyne/following{/other_user}","gists_url":"https://api.github.com/users/studiodyne/gists{/gist_id}","starred_url":"https://api.github.com/users/studiodyne/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/studiodyne/subscriptions","organizations_url":"https://api.github.com/users/studiodyne/orgs","repos_url":"https://api.github.com/users/studiodyne/repos","events_url":"https://api.github.com/users/studiodyne/events{/privacy}","received_events_url":"https://api.github.com/users/studiodyne/received_events","type":"User","site_admin":false},"created_at":"2017-09-03T10:51:38Z","updated_at":"2017-09-03T10:51:38Z","author_association":"NONE","body":"\r\n\r\n\r\n**ONLY With Slic3r-long-retract.2017.09.02.1345.8c9140f.64bit**\r\n\r\nWith Force Retract after Layer Change  DISABLED   ' WORKS PERFECT'\r\n\r\n> 1 Minor bug , not important\r\n> *   One G10 at the first tool change just after the first  T1\r\n\r\nIf ENABLED\r\n1  minor bugs and a big bug : \r\n*   One G10 at the first tool change just after the first  T1\r\n*   If ' Force Retract after Layer ' ENABLED ,  G10 + G10S1  are produced and not possible for marlin NEED JUST THE G10S1 ONLY _\r\n\r\n> because G10 will retract the short length , and G10 S1 will retract long length , but when recover , only  the long length will be applied and  extruder will have a missing length to extrude and this will corrupt printing ... In reality it's not dramatic because after a tool change , the nozzle go to a purge process and if some length are missing on recover , it will not affect printing. But without prime and purge process , print is corrupted\r\n\r\n[Desktop.zip](https://github.com/alexrj/Slic3r/files/1272854/Desktop.zip)\r\n\r\n\r\n\r\n_\r\n "}}
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