-44-

For Machines Mfg. Since 8/09

Model SB1021/SB1022 ELECTRICAL

SB1021/2 Control Panel & Welding Unit
220V Transformer
115/230V 2KVA
Ya Chang Electric
ON
OFF
Annealing Button
Welding Button
Sensor
Left
Welding
Clamp
Right
Welding
Clamp
Grinder
Switch
SB1022 220V Transformer Wiring
Grinder
Motor
Start Capacitor
6MFD 250VAC
1234567
1234567
3
3
3
4
7
7
6
6
4
4
T
6
6
4
4
2
2
2
2
6
3
5
1
11
1
T
1
R
R
WELDING UNIT
WELDER’S LAMP
CONTROL PANEL
LOWER DOOR
LIMIT SWITCH
UPPER DOOR
LIMIT SWITCH
A
B
C
To Electrical Panel
1
23
1
23
DC
DC
D;;
D;;
('&
EdlZgAVbe
LZaYZg»h
AVbe
2
2WORK LAMP
w/ SWITCH
D
6
T
61
1
1

Indicates

area requiring

changes when

converting to

220V