Janome MC300E - Adjusting X Motor Gear

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MC300E
Adjusting X Motor Gear
If the machine is noisy when sewing an embroidery design, adjust the X-Motor as follows.
To remove:
1 Remove the base unit (See page 5).
2 Remove the presser foot.
3 Remove Screw (A) and remove the Nylon clip
from the cords.
Adjustment procedure:
4 Connect the X ,Y motor connectors to printed circuit
board A.
5 Turn the power switch “ON” and select the 3 large “A”s
of Gothic of the monogramming.
6 Lower the presser bar after the carriage moves to the
sewing position.
7 To unable the needle thread sensor, insert a piece of
paper into the channel as shown.
8 Run the machine and loosen Screws (B)
(2 pieces). While the carriage is moving in the
direction of arrows , adjust the X-Motor position
where the lowest noise is obtained and tighten Screws
(B) firmly.
9 Return the carriage to the stored position and turn
the power switch “OFF”.
10 Pull the X ,Y motor connectors out from the printed
circuit board A, then tighten screw (A) to place the
Nylonclip .
11 Connect the X, Y motor connectors to the printed
circuit board A again.
12 Install the base unit.
Screw A
Nylon clip
Insert a piece of paper
Screw B
X- motor
Carriage moving in lateral direction
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3
45
2
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6
4
6
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6
2