Changing Needles; Drainage Of Filter Regulator - JUKI MO-6904S Instruction Manual

7-5. Changing needles
CAUTION :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
❶
❷
7-6. Drainage of filter regulator
CAUTION :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
The standard needle is DC×27 #11. You can also
use the DC×1 needle. In this case, however, the
clearance provided between the needle and the
looper may be required to be adjusted. If sewing
need to be carried out with a finely adjusted thread
tension, use the DC×27 needle.
Bring needle clamp ❶ to the highest position.
1)
Loosen needle clamp screw ❷ , and fully insert
2)
the needle into the needle clamp hole with the
needle recess facing backwards as viewed from
the operator's side.
Tighten the needle clamp screw ❷ .
3)
Drainage of regulator ❶ must take place before
1)
usage, and water must be eliminated.
(Loosen knob ❷ , then drain the water.)
2) Be careful about moisture as it is harmful to air
control system.
❶
❷
– 39 –
If the amount of water is enormous, check
in addition the main unit of the compres-
sor for water.