5.5
Wiper
5.5.1 Height of wiper
(1)
The standard height of wiper is 2 mm belowthe tip of needle
which is stopped at
the
UP position.
(2)
Make
adjustment
after
loosening
the
screw
@.
5.5.2
Wiper
operation
position
(1) The standard operation position of wiper is 0 to 2 mm from
the center of needle when the plunger of wiper solenoid is
fully pushed (when the solenoid is energized).
(2)
To
make
adjustment,
loosen
the
screws
(B)
and ©
and
then
adjust
the
mounting
position
of
solenoid
unit.
5.6 Adjustment of Forward and Reverse Stitch Lengths
Loosen
the
screw
@
and
make
adjustment
by
turning
the
eccentric
shaft
(B).
Clockwise
turn
increase
the
forward
stitch
length
and
decreases
the
reverse stitch length.
Counterclockwise turn decreases the forward stitch length and
increases
the
reverse stitch length.
5.7
Adjustment
of
Feed Dog Inclination
To
adjust
the
inclination
of
feed
dog,
loosen
the
screw
@ and
turn the eccentric pin (B), Clockwise turn sets
to
downward tilt.
Counterclockwise
turn
sets
to
upward tilt.
15
0
to
2
mm
•Wiper
Wiper
solenoid
unit
plunger
UJ
CJ
Fig.
18
Fig.
19
Fig.
20
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