IKONIC Tankless Water Heater Service Manual
81
NOTE: Before removing outlet thermistor, turn
off water to the water heater by closing the
shut-off valve and drain the heater.
1. Remove user interface (Display) from the water
heater.
NOTE: To remove the interface, refer to sec-
tion “3.13 Display.”
2. Remove water control wiring harness from the con-
trol board (connector “G”).
3. Remove two WHITE Molex connectors located rear
of the user interface.
4. Remove water control valve and bypass valve.
NOTE: To remove this parts, refer to section
“3.6 Water control valve”.
5. Remove water control wiring harness from each
motor.
6. At this time, remove water flow sensor wiring and
inlet water thermistor wiring from water control wir-
ing harness
1. Remove connector “J” from control board and de-
tach control board with bracket from water heater.
NOTE: To remove control board with bracket,
refer to section “3.14 Control board”.
2. Remove blower and venturi assembly.
NOTE: To remove blower and venturi assem-
bly, refer to section “3.12 Blower”
3. Remove gas control wiring harness from the motor
located venturi assembly.
3.17 THERMISTOR WIRING
HARNESS
3.18 GAS CONTROL WIRING
HARNESS
HOW TO REMOVE COMPONENTS
Bypass Valve
Water Control Valve
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