CONTENTS
1.
2.
NAMES OF MAJOR PARTS······l
SPECIFICATIONS········
···
···
··
··
···2
3.
INSTALLATION················
···
·····
3
3-1. Table processing
diagram············3
3-2. Installing the control box··
····
·····
·4
3-
3.
Installing the oil
pan··················4
3-4. Installing the machine
head·········5
3-5. Tilting the sewing machine
hea······9
3-
6.
Installing the treadle unit (solenoid
specifications)
··· ··· ··· ··· ···
··
·
··· ···
10
3-7. Installi
ng
the two-pedal foot switch
(pneumatic specifications)
···
·
··
·
··
10
3-8. Installing the cotton s
tand············ll
3-
9.
Installing the pneumatic unit(pneumatic
specifications)
···
·
··
··
·
···
·
··
···
··
· 12
3
-1
0. Instal
li
ng the eye guard··
··········l
3
3-11. Installing the motor cover···
····
·
·l
3
3
-1
2.
Lubricati
on··
··············
·····
·
···
·
··
·
·l4
3-13.
Installing the machine h
ea
d fixing
bolt·······································
l5
4.
PREPARATION
BEFOR
SEWING······························
16
4-1 . Installing the needle····
···
·····
·
·····
16
4-2. Thr
ea
ding the upper thread··
··
········
16
4-3. Winding the lower thread··
··
······
·· l8
4-4. Installing the bobbin case
··
·
·········l9
4-5. Thread tension·······
············
····
· ···20
4-5-1. Lower thread tension-·
··
···
··20
4-5-2. Upper thr
ea
d tens
ion-········20
5.
SEWING······························21
5
-1.
Sewing
··
··
·····
·
·····
·
····
····
··
·····
··21
5-2. Using the STOP
sw
it
ch·
···
·······
·22
5-3. Using the thread wiper
sw
itch···22
6.
CLEANING·····················
···23
6-1. Cleaning the rotary hook·
··
···
·
··
····
··23
6-2. Cleaning the control box air inlet ports
···············
·
··
··
··········
·
··
··
··
·
···
·
··
·24
6-
3.
Draining the o
il·········
··
··
·
··········24
6-4. Cleaning the eye
guard············
····
··24
6-5. Checking the needle
···············
······
24
6-6. Lubrication·
···
·
··
·
···
·
·····
··
··
·
·····
·
··
24
7.
STANDARD ADJUSTMENTS···25
7-1. Checking the machine head switch···25
7-2. Thread take-up spring·
·····
···
··
···
··
··26
7-3. Arm thread g
ui
de R ···
······ ······
······
26
7-4. Adjusting the needle bar height
······
27
7-5. Adjusting the needle bar lift amount·
··
............
...
.
.....
··········
·
···
·
····
··27
7-6. Adjusting the driv
er
needle gua
rd
···27
7-7. Adjusting the needle clearance······28
7-8.
Adjusting
the
shuttle
race
thread
guide······
·
····
·
··
·
···
·
·····
··
····
···
·
··28
7-9. Rotary hook lubrication amount
······
28
7-10. Adj us ting the position
of
th
e movable
knife············
·····
················
···29
7-11 . Replace
ing
the movable and fixed
knives
····················
··
···········
·
··
31
7
-1
2. Adjusting the thread w
ip
er·····
·······32
7-13. Presser foot installation position-
·····
32
7-14. Chaning the intermittent stroke······33
7
-1
5. Ad
ju
sting the work clamp lift amoun
...............................
.
.......
···
35
7
-1
6. Adjusting the air pressure(pneumatic
specification)
···
· ·· ·
··
···
·
··
···
··
·
···
35
8.
TROUBLESHOOTING············36
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
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