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www.americanwaterheater.com 35
WIRING DIAGRAM
Obey local codes and electric utility requirements
when you install or service the water heater.
This appliance must be electrically grounded in
accordance with local codes or, in the absence of
local codes, with the National Code ANSI/NFPA
No 70 (current edition) and/or the CSA C22.1
electrical Code (current edition).
CAUTION: LABEL ALL WIRES PRIOR TO
DISCONNECTION WHEN SERVICING
CONTROLS. WIRING ERRORS CAN
CAUSE IMPROPER AND DANGEROUS
OPERATION. VERIFY PROPER OPERATION
AFTER SERVICING.
Tank Thermistor
UIM
HTS
Normal
Economy
Boost
Flame
Up
Down
On/Off
Celsius
Farenheit
Mode
Lockout
GREY
GREY
BLACK
BLACK
BLUE
BLUE
123
456
!
J6
Programing
J1
Flame
J5
Water Valve
Water Flow
J8
Thermistors
J9
RS 485
J10
UIM
Setting
J11
High Temp SW
Water Valve
Water Flow Sensor
BROWN
YELLOW
BLACK
WHITE
Flame Sense Rod
YELLOW
BLACK
BLACK
BLACK
BROWN
BROWN
RED
RED
BLUE
BLUE
Thermistors
J12
Gas Valves / ECO
J13
Pump
J15
Auxiliary Out/Igniter
J16
XFMR Pr
(Transformer)
J7
Power 120Vac
J4
XFMR Sec
J3
Thermal Fuse
J2
Blower
Blower
BROWN
BROWN
BLACK
BLACK
GREEN
BLACK
WHITE
BLACK
WHITE
Power Transformer
ORANGE
ORANGE
YELLOW
YELLOW
WHITE
WHITE
BLUE
BLUE
BLACK
GREY
BROWN
Inlet
Outlet
ECO
Gas Valves
120 Vac
Thermal Fuse
Pump
Igniter
BLACK
YELLOW
GREY
GREY
SW1
MCU
(Micro Controller)
YELLOW
BROWN
M
M
GREEN
RED
RED
BLUE
BLUE
RED
RED
BLUE
BLUE
RED
F1
Fuse
GREEN
BLUE
1234
1
1
1
1
11
1
1
1
1
1
1
1
2
2
2
22
2
2
2
2
2
2
3
3
33
3
3
3
4
4
4
6
4
5
10
9
8
7
6
5
6
56
78 9
5
4
123
456
Main
1st 2nd Prop
FIGURE 34