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8.3 PCB ERROR CODES
TROUBLESHOOTING：
When the water heater fails, the display will display the fault code, while the buzzer will issue
continuously "Beep" alarm sound, please follow the table to deal with accordingly.
If any codes like the above, if you check everything is normal, and if you restart the water heater but
it cannot work normally, please notify the after-sales service staff at customerservice@marey.com.
FAULT DESCRIPTION AND HANDLING METHOD
E0
Water temperature probe fault.
E1
Flame fault, Please check whether the gas supply is normal or not,
conrm the gas is correctly connect and then use.
E2 False re fault.
E3 Thermostat protection.
E4 Water temperature probe fault.
E5
Fan fault, before the ignition, fan speed is detected for 8s less than 1000r/min
or when burning fan speed for 6s less than 600r/min continuously.
E6
Over
-heating protection. Please check whether the water pressure is too
low, conrm the water pressure is over starting pressure and then use.
E7 Solenoid valve fault.
E8 Flue jam fault.
EN The set shutdown time has been reached.
ERROR CODE
The error code will be
displayed on the remote
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