Note
This product is subject to change without notice. Due to such event, the contents of this manual may not match the
product in some regards. Every effort has gone into making this manual, nevertheless should you discover any mistakes
or missing information, please note that it may not always be possible for Yamato to correct those errors immediately.
Remarks
◇ This manual has been prepared primarily
for engineers, but information marked
with
should be read by operators as
well to ensure the machine is properly
used.
◇ Illustrations in this manual bear a number
under the lower left-hand corner. These
numbers also appear in the body of this
manual, therefore, as necessary, refer to
the indicated illustration.
5.10 Using Presser Foot Release Lever ...................................................................................................20
5.11 Fabric edge guides adjustment ......................................................................................................... 21
5.12 Cleaning .................................................................................................................................................................22
6. Machine adjustment
23
6.1 Needle thread tension adjustment .................................................................................................23
6.2 Top cover thread tension adjustment .......................................................................................... 24
6.3 Looper thread tension adjustment ................................................................................................. 24
6.4 Needle and spreader adjustment ....................................................................................................25
6.4.1 Spreader adjustment ................................................................................................................................................25
6.4.2 Top cover thread guide adjustment ........................................................................................................26
6.4.3 Top cover thread eyelet adjustment .......................................................................................................26
6.5 Needle and looper adjustment ........................................................................................................... 27
6.5.1 Looper and needle distance .............................................................................................................................27
6.5.2 Looper angle and height .......................................................................................................................................27
6.5.3 Looper front-rear position ..................................................................................................................................27
6.6 Needle height ....................................................................................................................................................28
6.7 Needle guard (rear) adjustment .......................................................................................................29
6.8 Needle guard (front) adjustment .....................................................................................................29
6.9 Feed dog height adjustment ................................................................................................................30
6.10 Presser foot position adjustment ....................................................................................................30
6.11 Presser foot stopper collar adjustment ..................................................................................... 31
6.12 Detaching/reattaching presser foot .............................................................................................. 31
7. Toubleshooting
32
8. Specifications
33
Contents
