Wiring Diagram - HTW SMART PLUS -TV-030SMPLUS Manual De Usuario E Instalacion

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Failures and treatment
Failures
No water comes out from
hot water outlet.
Getting cold water from
outlet (light of digital display
window is off)
Getting cold water from
outlet (light of digital display
window is on)
"E2" signal is on
"E3" signal is on
"E4" signal is on

Wiring diagram

Brown
L
Yellow/Green
E
Blue
N
16A plug
Reasons
Water supply cut off or
water pressure is lower.
Water inlet pipe not open or water
fixing valve is faulty.
Electricity supply is cut off or
power switch is off.
Faulty inner electric circuit
Lower setup water temperature
Shorter heating time
Faulty water mixing valve
Faulty inner electric circuit
Water heater is turned on without
filling water. Dry heating occurs.
Faulty thermostat
Faulty thermo cutout
Thermal Cut-Out
19
Check water supply
Open water inlet pipe or change
water mixing valve.
Check electricity supply circuit.
Contact customer care centre
Adjust higher heating temperature
Continue heating
Change water mixing valve
Contact customer care centre
Cut-off electricity supply, filling
full tank water. Then connect
electricity supply again.
Contact customer care centre
Contact customer care centre
Operator
L-in
L-out
N
Controller
Temperature
Sensor
ELECTRIC
WATER HEATER
SMART PLUS
Treatment
Wifi control
(Fig.8)
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