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c. Once the main PCB cover is removed loosen but do not remove the 2 PCB securing tray screws
in the front and fully remove the securing plate screw in the rear.
d. Gently slide the main PCB mounting tray forward to gain full access to the main PCB.
4. Use any compressed air labeled as ESD safe (and labeled for use on electronic components) to
blow any accumulated dust out of the base interior. When doing so, do not touch the main PCB.
Some compressed air brands have a liquid accelerant that is discharged from the container while
blowing dust off the machine. Always allow any liquid discharge to completely evaporate before
turning the machine back on.
5. Gently slide the mounting tray back and tighten the side screws. Reinstall the back securing screw.
6. Replace the cover and install the four (4) securing screws.
7. Reconnect the power cord.
Rotary Hook and Trimmer Assembly area
Lint and dust can build up in the trimmer assembly and the rotary hook. Clean this at least once per day.
1. Turn off the machine.
2. Remove the needle plate by removing the two screws on the underside of the extrusion.
3. Clean the exposed area with canned or compressed air.
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Note: Excessive thread or lint buildup may require removal or disassembly of the trimmer.
You should also frequently check this area for loose thread.
If you are frequently performing applications that require you to use adhesive spray, it is recommended that you
clean the rotary hook area at least once a day with a lightweight lubricant spray (such as WD-40). To do this:
1. Turn off the machine.
2. Remove the needle plate by removing the two screws on the underside of the extrusion.
3. Clean the exposed area with canned or compressed air.
4. Spray the exposed area with a lubricant spray.
5. Turn the machine back on, then rotate the hook all the way around a couple of times.
6. Spray the exposed area with canned or compressed air again.
7. Re-install the needleplate.
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