Standard Switch And Light Assembly - Suburban NAUTILUS IW60 Installation And Operation Manual

On demand water heater direct vent gas with direct spark ignition
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FAN
BOARD
O
Y
1
1
2
4
5
8
3
4
Y
R
W
BK
OUTLET WATER
TEMPERATURE PROBE
INLET WATER
TEMPERATURE PROBE
MOTOR
WIRE HARNESS
(
FACTORY WIRING)
ALL WIRES ARE 22 AWG UNLESS OTHERWISE SPECIFIED.
CODE
COLOR
NOTE: IF ANY OF THE ORIGINAL WIRES AS SUPPLIED WITH
THE APPLIANCE MUST BE REPLACED, IT MUST BE
BK
BLACK
REPLACED WITH WIRING MATERIAL HAVING A
BR
BROWN
TEMPERATURE RATING OF AT LEAST 80° C.
BL
BLUE
20 AWG 600V 105°C
R
RED
Y
YELLOW
18 AWG 600V 105°C
G
GREEN
WH
WHITE
O
ORANGE
Y/G
GY
YELLOW/GREEN
GREY

STANDARD SWITCH AND LIGHT ASSEMBLY

WATER HEATER
ON
Y/G
SPARK
ELECTRODE
R
FLAME PROBE
AIR PRESSURE
BL
SWITCH
BL
R
AUTO RESET
LIMIT SWITCH
R
MANUAL RESET
LIMIT SWITCH
BL
WH
WH
WH
WH
WH
BR
BR
WH
WATER FLOW
SENSOR
Figure 11
SEE TEMPERATURE SETTING ON CHART
D3
ON
OFF
RESET
ON
OFF
* ON DEMAND WATER HEATER IS FACTORY
Figure 12
10
ON DEMAND
CONTROL
W1 W2
CENTER
WH
WH
O
1 4
MODULE
BOARD
3 6
ON
ON
11
1
4
1
8
12
22
5
R
Y
BK
WIRE HARNESS
( - - - - - - - - - - FIELD WIRING)
CAUTION: DO NOT HI-POT
(DIELECTRIC HIGH VOLTAGE TEST)
THIS UNIT AFTER INSTALLATION.
TO DO SO MAY CAUSE COMPONENT
DAMAGE AND VOIDS WARRANTY OF
WATER HEATER.
UNIT 100% FIRE CHECKED.
ON
ON
X
X
1
2
3
4
DIP SWITCHES (D3 & D4)
D4
TEMPERATURE
ON
108°F 42°(C)
OFF
120°F 49°(C)
OFF
125°F 52°(C)
ON
130°F 54°(C)
SET AT 120°F (49°C).
*
LIGHT IS ONLY TO BE
USED WITH BLUE AND
ORANGE WIRES FROM
IW60. TO AVOID DAMAGE
TO THE MODULE BOARD,
DO NOT CONNECT SUPPLY
VOLTAGE TO LAMP.
*
+
LAMP
-
BK -12 V.D.C.
R +12 V.D.C.
SWITCH
Y/G
2 STAGE
GAS
VALVE
G
R
BK
BK
R
BR
X X
GAS
VALVE
340587
*

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