Activating One-Time Cylinder Charging; Activating The Manual Cooling Function (When External Passive Cooling Is Installed) - Vaillant geoTHERM VWS 220/2 Instrucciones De Operación

4 Operation

4.13.3 Activating one-time cylinder charging

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One-time
DHW tank loading enabled
4.13.4 Activating the manual cooling function
(when external passive cooling is installed)
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Cooling function active for
36
> 3 days
This function allows you to charge (heat) the domestic hot
water cylinder once, regardless of the current time pro-
gramme.
> Press the left-hand dial
Cylinder charging is enabled.
This function allows you to manually activate the perma-
nent cooling function for a selectable period of time.
> Press the left-hand dial
> Select a time period (1 to 99 days) to activate the cooling
function for this period.
> Select "OFF" to deactivate the active cooling function.
If the manual cooling function is active,
– the symbol of an ice crystal appears in the basic
display.
– the heating function is deactivated.
– the automatic cooling function is deactivated.
– the domestic hot water function remains active.
Operating instructions geoTHERM 0020051578_03
three times.
four times.