JUKI APW-895 Engineer's Manual page 61

Lockstitch, automatic welting machine, parallel pocket with flap sewing
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Adjustment Procedures
1. Adjustment of pedal ball plunger
(1) Loosen the pedal ball plunger fixing nut
the pedal ball plunger
o
The pedal click is strengthened when the pedal ball plunger
moved in Direction A.
o
The pedal click is weakened when the pedal ball plunger
in Direction B.
(2) Use the pedal ball plunger fixing nut
(Caution) 1. The pedal ball plunger
that tightening the plunger fixing nut
may damage the plunger.
2. Adjust the main body of the pedal ball plunger
that it is not protruded from the end face of the pedal
lever
.
3. The plunger ball
from the end face of the pedal lever
2. Adjustment of the pedal lever support plate
(1) To prevent the pedal lever
arrow, loosen the pedal lever support plate setscrew
the pedal lever support plate
adjustment.
(Caution) 1. A pedal return error may occur if the pedal lever
does not move smoothly throughout the stroke range.
2. The pedal click is weakened if the pedal lever
rattling problem in the arrow direction (A or B).
3. Adjustment of ball plunger hole position
(1) Loosen the pedal lever fixing screw
of the pedal ball plunger
hole
of the pedal base
and adjust the position of
in the arrow direction (A or B).
for fixing.
is made of plastics. Be aware
only is allowed to be protruded
from rattling in the direction of the
in the direction of the arrow for
and align the mounting tap
of the pedal lever
.
– 56 –
Results of Improper Adjustment
is
is moved
excessively
so
.
and move
has a
with the plunger

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