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S9360B, S9361B, S9370B, S9371B, S9380B, S9381B INTEGRATED WATER HEATER CONTROLLERS
Common Connectors
Table 3. Connectors common to both spark-to-pilot and hot surface ignition options.
Connection/Color
Flame Sense
Sensor 1/White
a
Sensor 2
/White
EnviraCOM/Black
EnviraCOM Diag/White
Transformer
Primary/White
Transformer
Secondary/White
"Control"/White
a
Indicates optional connection based on configuration.
HSI Model Specific Connectors
In addition to the common connectors listed above, Table 4 identifies connectors available on the HSI model
board assemblies.
Connection
a
/White 1 of 4
On/Off Circulator
Line Voltage Input/Red
Induced Draft Blower
(Combustion Air)/Red
HSI/Red
a
Indicates optional connection based on configuration.
69-1792—09
Pin
1 of 1
1 of 3
2 of 3
3 of 3
1 of 2
2 of 2
1 of 3
2 of 3
3 of 3
1 of 3
2 of 3
3 of 3
1 of 3
2 of 3
3 of 3
1 of 2
2 of 2
1 of 9
2 of 9
3 of 9
4 of 9
5 of 9
6 of 9
7 of 9
8 of 9
9 of 9
Table 4. HSI model specific connectors.
Pin
2 of 4
3 of 4
4 of 4
1 of 3
2 of 3
3 of 3
1 of 4
2 of 4
3 of 4
4 of 4
1 of 2
2 of 2
Mating Plug
3/16 in. female quick-
connect
®
Molex
43061-0003
®
Molex
43061-0002
Stripped Bare Wire
"Pen" Diagnostic Tool with
0.1 in. spacing
®
Molex
50-81-1030
®
Molex
50-81-1020
®
Molex
50-81-1090
Mating Plug
®
Molex
50-84-1061
®
Molex
50-84-1031
®
Molex
50-84-1041
®
Molex
50-84-1021
12
Description
Connection to Flame Rod
NTC 1-1
Sensor Common
NTC 1-2
NTC Temperature Sensor
ECOM Data "1"
ECOM R "2"
ECOM C "3"
ECOM Data "1"
ECOM R "2"
ECOM C "3"
L1
Earth Ground
Neutral
24 Vac Input
Earth Ground
a
Pressure Switch
a
Pilot Valve
a
Pressure Switch
AC N.C. Switch
Main Valve
AC N.C. Switch
N.C.
MV/PV (Valve Common)
N.C.
Description
L1 Relay Out
Earth Ground
Neutral
Neutral
L1
Earth Ground
Neutral
L1 Relay Out
Earth Ground
Neutral
Neutral
L1 Relay Out
Flame Sense/(N) Relay Out
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