Table of Contents
Advertisement
( 3) Motion of 2-step stroke function
By setting memory switch
1. In case of pneumatic type presser, the height of intermediate position changes by
adjusting the air pressure and speed controller of the sewing machine.
2. Start of sewing with left pedal becomes effective when 0.3 seconds pass after the
presser moved to the lowest position.
[When the 2-step stroke by means of the intermediate pedal and the left lever is selected
(PK-47 is used)]
d
d
d
or
, Motion of pedal or presser can be selected.
d
d
– 74 –
1 When depressing 1st step of the intermediate
pedal, the presser stops at the intermediate
position.
2 When further depressing 2nd step in the
state that 1st step of the intermediate pedal is
depressed, the presser comes down to the bot-
tom position.
3 When the left lever is pressed with the presser
at the bottom, sewing starts.
4 When depressing 1st step of the
intermediate pedal again in the
state that the presser is in the
intermediate position, the presser
goes up to the top.
5 When depressing the intermedi-
ate pedal again in the state that
the presser is in the bottom posi-
tion, the presser goes up to the
top.
Advertisement
Table of Contents
