Chapter 10 Standard Adjustment
BES-940BC • BES-1240BC
236
Turn off the power switch and pull out the plug
before starting adjustment. Failure to do so may
start the machine unintentionally through an
accidental activation of the START switch, re-
sulting in bodily injuries.
• Adjustment
CAUTION
If adjustment should be made while the power
switch is turned on, pay special attention to your
safety.
Maintenance and inspection of the machine
should be conducted only by trained engineers.
q
u
e
y
t
r
10.8mm
y
t
u
i
i
q
w
1. Adjusting Needle Bar Height
Tighten the
screw u so that
the clearance
can be even.
Do not hit
this section.
180
°
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