PLEASE NOTE: 6.5GB IS FOR INDOOR PERMANENT INSTALLATIONS ONLY. THIS MANUAL AND ALL ECCOTEMP CONTENT IS SUBJECT
TO CHANGE WITHOUT NOTICE. PLEASE VISIT WWW.ECCOTEMP.COM/SUPPORT FOR MORE INFORMATION.
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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 appear in the chart above and the water heater is functioning normally, restart the water heater. After
restarting and it is not operating normally, please notify the after-sales service staff maintenance.
Error
Code
Fault description and handling method
E0
Water temperature probe fault
E1
Flame fault, please check whether the gas supply is normal or not, confirm the gas is
correctly connected and then use
E2
False fire fault
E3
Thermostat protection
E4
Water temperature probe fault
E5
Fan fault, before the ignition, fan speed is detected for 8s less than 1000 r/min or
when burning fan speed for 6s less than 600 r/min continuously.
E6
Over-heating protection. Please check whether the water pressure is too low, confirm
the water pressure is over starting pressure and then use
E7
Solenoid valve fault
E8
Flue jam fault
EN
The set shut-down time has been reached