Baby Lock Maria (Previous Model) (BL23A) Instruction and Reference Guide - Manual (Page 71)

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• Dismantling and Assembling Hook Race
To dismantle hook race:
Raise the needle to its highest position and open
the hook cover.
Open the hinged latch of bobbin case and take it
out of the machine.
Open the hook race ring holders and remove the
hook race ring.
Remove the hook.
* Clean the hook race and bobbin case with a brush
and a soft dry cloth.
To assemble hook race:
Hold the hook by the center pin and fit it carefully
back into the hook race, forming a perfect circle
with the shuttle driver.
Attach the hook race ring making sure the bottom
pin fits into the notch.
Lock the hook race ring by turning the holders back
into position. Insert the bobbin case.