- 4 -
®
01/09
Pub. No. 204-A
®
Electrical Installation Instructions
Board
Interconnect
A C Relay
Board
Board
Interconnect
Sensor
Probe
15VDC
15 VDC
Power Supply
250VAC
From 240
A C Relay PCB
240V
AC
To 250VAC
on P/S Board
Note: Ground must be
on a heater flange
bolt.
Water
Solenoid
Valve
Terminal
Block
Optional
Auto Drain
Valve
Water Level Probe
Terminal
Block
WH
GY
GN
BL
BL
BN
BN
BK
BK
Ground
Lug
RH2_L1
RH3_L1
RH1_L1
RH2_L2
RH3_L2
RH1_L2
F1
F2
Heating
Elements
Sensor
L1
L2
GND
Field
Connections
P1
P2
RD
RD
RD
RD
BK
BK
RD
BK
BK
BK
BK
15VDC
15VDC Out
Tank
Frame
GND
Processor
Board
P1
P2
P3
P4
0.5
AMP
Wiring Diagram
Models: TSG-7 and TSG-10
L1
L2
Model
No.
*Max. Cu. Ft.
For Area Up To KW Volt Phase Amps
Wire Size 90ºC
Copper AWG
Line
Fuse
TSG-7
220
7.5
240
208
1
1
31
36
8
8
40
50
Specification Chart
TSG-10
375
10
240
208
1
1
42
48
6
6
60
60
1 2 3 4
5 6 7 8
Dip Switch Settings for Multiple Steam Generators on
Processor Board:
Generator 1 = 1 and 2 up
Generator 2 = 1 down and 2 up
Generator 3 = 1 up and 2 down
Generator 4 = 1 and 2 down
UP
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
P3
GND
GN
GN
Fill
Light
Drain
Light
T
est
Switch
RD
DS1
DS2
DS3
DS4
DS5
WDT
F
AIL
COM F
AIL
SYS F
AIL
TEST
SYS OK
East Coast Office: 25 E. Union Ave., East Rutherford, NJ 07073 • Tel: 800-577-6478 • Fax: 201-933-0746
West Coast Office: 315 W. Pondera St., Suite F, Lancaster, CA 93534 • Tel: 800-355-6478 • Fax: 661-940-1617
®