Other Cleaning; Air Entrance Valves / Air Outlet Valves; Outdoor Air Vent; Accessories - Helios KWL 500 W ET Notice De Montage Et D'utilisation

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.

Factory settings

Unit KWL EC/ET 500 Pro has the following factory settings:
Basic fan speed
Maximum fan speed
(CO )-adjustment
2
Basic humidity level
Adjustment intervall
Freezing protection (cell)
Freezing protection hysteresis
Preheating setpoint
Maintenance reminder
Cell bypass
Cascade control
Humidity level (RF level) adjustment
Switchtyp
Supply fan
Extract fan
Note to software reset:
If the KWL-unit is set back via the remote control in the setting menu ”factory settings”
(page 14, section 1.3.8) the above-mentioned data will be transferred with exception of:
(CO )-adjustment
2
Preheating setpoint
= 1
= 8
= 900 ppm CO
2
= value chosen either automatically or manually
= 10 min.
= 3 °C
= 3 °C
= -3 °C (change to +5 °C if you want to enable the function)
= 4 months
= 10 °C
= not active
= automatic
= fireplace switch
= 100 %
= 100 %
= 1000 ppm CO
2
= 5 °C
20
MAINTENANCE