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Maintenance
Maintenance &
Replacement
Maintenance &
Replacement
Maintenance point (Every day)
3. Maintenance point by end user (Every day)
Cleaning of knives and rotary hook
Maintenance
Remove the needle plate. Use the included cleaning
brush to remove any lint and dust from knives and
rotary hook.
Oil rotary hook
Maintenance
Remove bobbin case and apply 1 drop of oil into the
hook race. Then spread it on whole hook with cloth.
Cleaning of bobbin case
Maintenance
Remove any lint and dust between tension-adjusting
spring and bobbin case, whenever one prewound
bobbin (coats) is used.
Clean up
Clean up
Oil here
Clean up