Adjusting The Needle Cooling - Brother KE-430HX Service Manual

9. ADJUSTMENT

9-16. Adjusting the needle cooling

When securing the air nozzle assembly, change the height depending on the needle count.
* The height is adjusted at the time of shipment from the factory.
If the needle count is changed, adjust while referring to below.
・DPx5 (KE-430HX-3, -K, -1): Push the air nozzle assembly upward so that the open part of the slot is at the top.
・DPx17 (KE-430HX-5): Push the air nozzle assembly downward so that the open part of the slot is at the bottom.
DP×5
145
3868B
1. Turn on the power switch.
2. Depress the foot switch to the 2nd step.
3. While sewing any program, depress the foot switch to the
4. Turn off the power switch.
5. Check that the center of the needle is aligned with the
NOTE:
・ If the center of the needle is not aligned with the extension
Center of the
needle
・ Do not loosen set screw (2). If accidentally loosened,
4337B
KE-430HX/KE-430HS, BE-438HX/BE-438HS
DP×17
The feed mechanism will move to the home position.
2nd step to complete one cycle of operation.
extension line from the air nozzle (1) at the needle bar
stop position.
* Check that the extension line passes through the
threading hole of the needle at this time.
line from the air nozzle (1) at the needle bar stop position,
the needle cooling may not function effectively.
tighten set screw (2) maintaining the distance of nozzle
holder (3) and the tip of air nozzle (1) at 19 mm.
3869B