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10
12
15
Maintenance
EN
Caution:
Main switch on "O". Disconnect machine
from electricity supply before inserting or
removing any parts and before cleaning.
Cleaning
Remove the stitch plate:
Raise the needle to its highest position.
Remove the extension table and open the
hinged front cover on the front of the free
arm. Loosen the two screws, then remove
the stitch plate. (1)
Cleaning and lubricating the hook:
Take out the bobbin case by opening its
latch and pulling it out from the shuttle race
(3). Snap the two hook retaining arms (a)
outwards. Remove the hook race cover (b)
and the hook (c).Clean first the feed dogs
with the brush (2). Then clean with a soft
cloth hook (c), hook race (d) and hook race
cover (b). Lubricate at the point (d) (1 to 2
drops) with sewing machine oil. Turn the
handwheel until the driver (e) is in the left
position. Replace the hook (c) then the hook
race cover (b), snap back the two retaining
arms (a). Insert bobbin and bobbin case and
replace the stitch plate.
Note:
When the needle is lowered, the shuttle
hook cannot be removed.
Important:
Fabric, fluff and threads must be removed
regularly. Your machine should be serviced
at regular intervals at your local dealer.
502020.75.24_021V4D0101_1010_IM_bernette 10 12 15_EN_DE_NL_FR
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