-54-
For Machines Mfd. Since 12/20
South Bend Tools
Model SB1108/SB1109
E L E C T R I C A L
SB1109 Wiring Diagram
Start
Capacitor
Run
Capacitor
600MFD
125VAC
60uF
350VAC
Main Motor
G
X
Y
Ground
Hot
Hot
220 VAC
L6-30 PLUG
B
A
RE
SE
T
1/2
U/2/T1
W/6/T3
14
3/4
V/4/T2
R/1/L1
T/5/L3
S/3/L2
5/6
95
22
28
34
SDE
MA-30
RA-30
13
96
98
SDE MPE-30
5
6
1
4
4
1
6
5
21
22
GND
14
1
10A250VAC
7.5A380VAC
Start
Button
YK
A600
5
6
E-Stop
Button
X2
X1
250V 1.2W
Power
Indicator
YK
A600
4
Potentiometer
B10K
Circuit Breaker
Magnetic Switch
Control Panel
Feed Motor
5
6
4
ZING EAR
ZE-800 4A 250V
13
1
C
NO
NC
1
RENY
Transformer
SUENN LIANG
SP-CL-20660
IN
P
UT 220V(3A)
O
UTP
UT 110V(6A)
M+
M-
AC1
AC2
Pulse Width Modulator
Circuit Board
W5
T2
T1
LOW
VR2
High
VR1
C9
T3
T4
P1
P3
+
P2