Y118040-3 Service Manual iii
CONTENTS
PREFACE..................................................................................................................................................iii
CHAPTER 1 –OVERVIEW.................................................................................................................... 1-1
PRODUCT DESCRIPTION .................................................................................................................... 1-1
MAIN TECHNICAL FEATURES............................................................................................................. 1-2
TECHNICAL SPECIFICATIONS ............................................................................................................ 1-9
CHAPTER 2 –PCB ASSEMBLY DESCRIPTION ................................................................................. 2-1
DESCRIPTION OF PRINTED CIRCUIT BOARD ASSEMBLIES........................................................... 2-1
POWER UNIT......................................................................................................................................... 2-2
ARDUINO PCB ASSEMBLY .................................................................................................................. 2-2
RAMPS PCB ASSEMBLIES................................................................................................................... 2-3
DISPLAY UNIT ....................................................................................................................................... 2-5
SAFETY SWITCHES.............................................................................................................................2--5
CHAPTER 3 –INSTALLATION AND RUNNING THE PRINTING TEST ............................................. 3-1
PACKAGE CONTENTS.......................................................................................................................... 3-1
UNPACKING AND RECOMMENDED OPERATIONS WHEN INSTALLING PRINTER
ON WORK TABLE.................................................................................................................................. 3-3
PRINTER PREPARATION..................................................................................................................... 3-6
MENUS AND NAVIGATION................................................................................................................... 3-7
MAIN MENU....................................................................................................................................... 3-8
PREPARE MENU............................................................................................................................... 3-9
CONTROL MENU .............................................................................................................................3-11
SD CARD MENU.............................................................................................................................. 3-13
LOADING THE BOBBINS WITH FILAMENTS..................................................................................... 3-14
PRINTING A TEST PIECE ................................................................................................................... 3-15
CALIBRATING THE EXTRUDER OFFSET ......................................................................................... 3-20
CHAPTER 4 –DISASSEMBLING PARTS AND MAINTENANCE ....................................................... 4-1
TOOL KIT AND TEMPLATES ................................................................................................................ 4-1
REPLACING THE BAKELITE BLOCKS................................................................................................. 4-3
REPLACING THE NOZZLES................................................................................................................. 4-7
NOZZLE - PRINT PLATE CALIBRATION PROCEDURE.................................................................... 4-10
CLEANING AND LUBRICATING THE GUIDE RAILS OF THE X AND Y AXES.................................4-13
CLEANING THE FOUR COOLING FANS OF THE EXTRUDER BLOCK...........................................4-13
VERIFYING AND ADJUSTING THE DRIVER VOLTAGES................................................................. 4-14
CHECKING THE WIRING OF THE EXTRUDER BLOCK AND HOT-END MOTORS......................... 4-17
CHECKING THAT HEATING ELEMENTS MAINTAIN OPERATING TEMPERATURE......................4-18
UNMOUNTING THE UPPER BODY AND PANELS............................................................................ 4-19
Y AXIS BELT REPLACEMENT............................................................................................................4-22
REPLACING THE Y AXIS MOTOR AND IDLE PULLEY..................................................................... 4-23
X AXIS BELT REPLACEMENT............................................................................................................4-27
REPLACING THE X AXIS MOTOR AND IDLE PULLEY..................................................................... 4-28
UNMOUNTING THE EXTRUDER BLOCK MOTORS.......................................................................... 4-32
UNMOUNTING THE Z AXIS MOTOR..................................................................................................4-36
UNMOUNTING THE PRINTING PLATE..............................................................................................4-38
UNMOUNTING THE END-OF-TRAVEL SENSORS............................................................................4-43
UNMOUNTING THE SAFETY MAT..................................................................................................... 4-44
CLEANING THE HOT-END GROUP ................................................................................................... 4-46
