Helios KWL EC 500 Eco R Instructions De Montage page 27

MAINTENANCE
Other cleaning
In connection with maintenance, also check the internal cleanliness of the unit: preheating
and post-heating resistors, bottom reservoir and internal casing. Remove dirt with a vacuum-
cleaner, brush, damp cloth, etc. It is absolutely forbidden to run water into the electrical
devices.
Air entrance valves / air outlet valves
Valves must be cleaned each year.
Outdoor air vent
Grills must be cleaned each year from leafs or other objects by in-coming air.
Accessories
The use of accessories not recommended or provided by HELIOS is not permitted.
Damage arising from such usage is not covered by the guarantee.
Warranty – Exclusion of liability
If the preceding instructions are not observed all warranty claims are void. The Helios warranty
is limited to the material and workmanship of the product.
Certificates
If installed correctly the product complies with relevant European standards and regulations
as at the time of its manufacture.
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