Changing Needles; Changing Knives - Pfaff hobbyblock 794 Instruction Manual

Changin g needles
Removin g needle:
Unplug the machine .
Turn the hand wheel counter- clockwis e
to raise the needle bar to its highest
position . Loosen the needle clamp
screw with the allen wrench and pull the
needle Out.
Inserting needle:
When the needle bar is at the highest
position , insert a new needle in the
needle holder, making sure the groove
of the needle faces you and scarf A
(centre of illustrati on) can be seen from
the side. Push the needle up as far as it
will go and tighten the needle clamp
screw.
Notes:
System D8 x 1, or 1738 needles are
used with this machine .
Althoug h the correct needle size
depends on the fabric and thread used,
a size 14 needle is recomm ended.
An incorrec tly inserted needle will cause
thread breakage and skipped stitches.
Always turn the machine OFF when
changing needles.
Changin g knives
Knives are available as spare parts and
should be replaced when they are blunt.
Removin g lower knife:
Unplug the machine .
Raise the needle bar. Push the upper
knife holder to the far right and turn the
knob clockwis e until it clicks.