Janome MC300E - Replacing DC Motor and Motor Belt Tension Adjustment

24
MC300E
Replacing DC Motor and Motor Belt Tension Adjustment
To remove:
1 Remove the belt cover. (See page 2)
2 Remove the Motor belt .
3 Disconnect the Motor connector from the printed
circuit board A.
4 Remove Screws (A) (2 pieces) and replace the
motor.
To attach:
5 Follow the above procedure in reverse.
Adjusting motor belt tension
1. Tighten Screws (2 pieces) temporarily.
2. Adjust the Belt deflection to about 5.0 mm while
pressing the middle of the motor belt with your
finger with approximately 200 grams of pressure.
3 Tighten Screw securely.
Replacing DC Motor
1
2
3
3
4
5
2
3
4
3
5
Motor belt
Motor connector
Screws
Pressure 200 grams
Deflection 5 mm
1
2
3
4
5
3
1