Troubleshooting check list
Check the items below first, and then call our service center, if necessary.
Problems
Troubleshooting
The boiler is not working.
Is the Room controller
connected properly?
Have you turned
on the power?
Is it plugged in?
The boiler flame is not
ignited.
Indicator is flickering.
“ ” is flickering in
the display.
Have you opened the
gas shut-off valve?
Have you checked
if the gas ran out?
After checking the above, press the Power button.
“ ” is flickering in the
display.
Are there any foreign substances in
the filter?
Is the distributor valve open?
Ensure that one of the distributor valves is open.
After checking the above, turn the power off and on.
There is a smell of exhaust
gas during combustion.
Ensure the flue gas duct is not
obstructed and is properly
connected.
Water leaks from the boiler.
If the boiler is operating for a long period time, it is normal for water
to leak from the boiler. A drain hose should be connected to the sewer.
Hot water temperature is
too low.
Hot water temperature is
too high.
Are several people using hot water at the same time?
Set hot water temperature to maximum.
Minimal use of hot water may lead to excessive temperature.
Set hot water temperature to minimum.
Call our service center.
22
SET/hr
CANCLE/min
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