Installation and operating instruction
Gas condensing unit WTC-GB 15-B Compact and WTC-GB 25-B Compact
6 Operation
83309302 1/2018-05 La
85-196
6.6.6.2 Legionella protection
Domestic hot
water
Legionella
protection
Parameters
Setting
7.2.1
Protection function
Protection function against legionella.
Off:
Legionella protection deactivated.
By weekday
:
legionella protection is carried out on the weekday set, see parameter
weekday
.
In intervals
:
legionella protection is carried out in intervals, see parameter
interval
.
7.2.2
Start time
Time for the start of Legionella protection.
7.2.3
Weekday
Weekday on which Legionella protection is carried out.
Only if parameter
protection function
is set to
by weekday
.
7.2.4
Interval
Days until the next legionella protection is carried out.
Only if parameter
protection function
is set to
in intervals
.
7.2.5
Heat-up temperature
DHW
DHW setpoint temperature for Legionella protection.
7.2.6
Circulation for
legionella protection
Configure circulation pump for legionella protection.
Off
:
Circulation pump not activated during legionella protection.
On during legionella protection
:
Circulation pump is activated during legionella protection.
Disadvantage: if the pipework is long this setting leads to high heat loss.
On after legionella protection
:
Circulation pump activated for 4 minutes only after legionella protection.
Disadvantage: if the pipework is long this setting leads to high heat loss.