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2.
After being used for a period of time (normally about a half year), it
is necessary to check and clean the water heater to ensure it
operates normally. Frequently, the combustion condition especially
the flame should be observed. If the flame turns from blue to
yellow and then appears black smoke, contact
MODENA
Customer
Care for cleaning and repair.
3.
Regularly use soft cleaning cloth to wipe the hull (the outer body)
of the water heater with clean water or neutral detergent rather
than with chemical detergent or volatile solvent. Otherwise, the
color of the hull will fade away or tarnish.
4.
Regularly clean the water inlet filter.
5.
If the water heater will not be used for a long time, screw the
drainage valve off and drain the remaining water inside the water
heater to avoid any damage.
Water Inlet Filter