This is my video review of the Longer LK4 X. It's a new offering from Longer with Auto Leveling, Direct drive extrusion, Magnetic Spring Steel Bed, Resume Printing function, Filament runout sensor, and a color touchscreen. It's almost ready to go straight out of the box so check it out.
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PROMO CODE ($20 OFF) : 20LK4X
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My Starting GCODE:
; -- LONGER BL-TOUCH Start G-code --
G21 ; metric values
G90 ; absolute positioning
M82 ; set extruder to absolute mode
M107 ; start with the fan off
; confirm BL-touch safety
; M280 P0 S160 ; BL-Touch Alarm release
; G4 P100 ; Delay for BL-Touch
; homing
G28 X0 Y0 ; move X/Y to min endstops
G28 Z0 ; move Z to min endstops
; reconfirm BL-touch safety
; M280 P0 S160 ; BL-Touch Alarm realease
; G4 P100 ; Delay for BL-Touch
; bed leveling
; G29; Auto leveling
; M420 Z5 ; set LEVELING_FADE_HEIGHT
; M500 ; save data of G29 and M420
M420 S1 ; enable bed leveling
; prepare hot-end
G92 E0 ; Reset Extruder
G1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed
G1 X0.1 Y20 Z0.3 F5000.0 ; Move to start position
G1 X0.1 Y150.0 Z0.3 F1500.0 E15 ; Draw the first line
G1 X0.4 Y150.0 Z0.3 F5000.0 ; Move to side a little
G1 X0.4 Y20 Z0.3 F1500.0 E30 ; Draw the second line
G92 E0 ; Reset Extruder
G1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed
G1 X5 Y20 Z0.3 F5000.0 ; Move over to prevent blob squish
; -- end of LONGER BL-TOUCH Start G-code --
