The actual product may differ from
the images in the manual.
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ERROR CODE LIST & TROUBLESHOOTING
○
Defective automatic cleaning function
Failure type
Troubleshooting
R emarks
1. When ash is not
automatically
removed
from the automatic ash
cleaner
①
Check with a multi-tester if the rated voltage is
DC 24V when supplying power.
②
C heck the fire grate for any foreign matter
caught in it.
Remove the foreign matter, if any, and operate the
boiler again.
①
C heck the fire grate of the burner doors for
deformation.
③
In case of deformation, call your service center
for troubleshooting.