Airthereal EVT-9K Manual do utilizador - Página 17
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MALFUNCTION CODE
Error Code
E1 (with 5 beeps
sounds)
E2 (with 5 beeps
sounds)
E3 (with 5 beeps
sounds)
E4 (with 5 beeps
sounds)
E5 (with 5 beeps
sounds)
EC
16
Failure Reason
Leakage of electricity
Temperature exceeds 149°F/
65°C. (It is a high temperature
warning, not a malfunction)
Water inlet temperature
sensor failure
Water outlet temperature
sensor failure
No over-zero signal-The
user's home voltage is low
or the grid input voltage
abnormal.
Communication failure
Solution
Stop using the water heater and let a
professional pinpoint the leaking parts.
A. Select a lower power level or turn down
the temperature.
B. Increase water flow.
Check whether the water inlet temperature
sensor terminal is effectively plugged into
the main board.
Check whether the water outlet temperature
sensor terminal is effectively plugged into
the main board.
A. Check that the voltage meets the
installation requirements.
B. There is interference from high-power
equipment nearby.
Contact Airthereal support for assistance.