Timing Of The Looper To The Needles; Angle And Height For Installing The Looper; Looper Left-To-Right Movement; Looper Setting Distance - KANSAI SPECIAL MZ Series Instructions Manual

【5】TIMING OF THE LOOPER TO THE NEEDLE

5 5 5 5 - - - - 1 Angle and height for installing the looper

1 Angle and height for installing the looper 1 Angle and height for installing the looper 1 Angle and height for installing the looper
To obtain the proper angle and height, insert the looper fully into looper holder A and
then tighten screw B. The proper angle for the looper is 2º 30'. Distance at 25mm from
the point of the looper between the bottom of the looper blade and the extension line from
the point of the looper: Approximately 1.1mm
5 5 5 5 - - - - 2 Looper left 2 Looper left- - - - to to to to- - - - right movement 2 Looper left 2 Looper left
On 2, 3 needle machines the point of the looper should be approximately 1mm above the
top of the left needle's eye when the looper moves to the left on the back side of the
needles.
The point of the looper should be approximately 0.2mm above the top of the left needle's
eye when the looper moves to the right on the front side of the needles (see the illustration
below). To adjust the timing of the looper to the needles, remove the machine cover,
loosen screws A on the timing pulley (upper), and shift the timing pulley (upper) by
turning the handwheel while holding the timing pulley (upper) by hand.

5 5 5 5 - - - - 3 Looper setting distance

3 Looper setting distance 3 Looper setting distance 3 Looper setting distance
The distance from the point of the looper to the center of the
needle bar should be 6mm when the looper is at its farthest
position to the right.
distance A from the point of the looper to the center of the
right needle when the needle is at the bottom of its stroke
and the looper is at its farthest position to the right.
Setting distance A varies according to the needle space.
To make this adjustment, loosen screw C (see 5-1) on the
looper holder.
Needle space
(inch)
3.2mm (1/8)
4.0mm (5/32)
4.8mm (3/16)
5.6mm (3/32)
6.4mm (1/4)
right movement right movement right movement
The table below shows setting
Looper setting
distance A
4.4mm
4mm
3.6mm
3.2mm
2.8mm
6