Janome MC300E - Mechanical Adjustment

MECHANICAL ADJUSTMENT
Changing External Parts (1) Face Cover ................................................................... 1
Changing External Parts (2) Belt Cover..................................................................... 2
Changing External Parts (3) Base Cover................................................................... 3
Changing External Parts (4) Bed Cover/ Base Lid (2) ............................................... 4
Changing External Parts (5) Base Unit ...................................................................... 5
Changing External Parts (6) Front Cover................................................................... 6
Changing External Parts (7) Rear Cover .................................................................. 7
Adjusting Needle Drop Position ................................................................................. 8
Adjusting Hook Timing ............................................................................................... 9
Adjusting Needle Bar Height..................................................................................... 10
Adjusting Clearance between Needle and Hook ...................................................... 11
Adjusting Backlash between Hook Drive Gear and Lower Shaft Gear ..................... 12
Adjusting Upper Shaft Shield Plate Position ............................................................. 13
Adjusting Nedle Thread Tension ............................................................................... 14
Adjusting Tension Release Mechanism .................................................................... 15
Changing Thread Tension Unit.................................................................................. 16
Replacing Threader Plate and Adjustment ............................................................... 17
Adjusting Height of Embroidery Foot P..................................................................... 18
ADJUSTMENT FOR ELECTRICAL COMPONENTS
Connector Connection Diagram................................................................................ 19
Replacing Printed Circuit Board................................................................................ 20
Replacing Touch Panel ............................................................................................. 21
Replacing Printed Circuit Board F ............................................................................ 22
Adjusting Solenoid .................................................................................................... 23
Replacing DC Motor and Motor Belt Tension Adjustment ......................................... 24
Replacing Carriage Plate (Unit) ................................................................................ 25
Adjusting X and Y Sensors ....................................................................................... 26
Adjusting X and Y Sensors (Instant Adjustment) ...................................................... 27
Adjusting X Motor Gear ............................................................................................ 28
Replacing Switching Power Supply........................................................................... 29
TABLE OF CONTENTS