Vaillant VR 61 Operating And Installation Manual page 18

Display Title display
screen screen
C11 HC2
parameters
C15 Hot water
parameters
C16 Hot water
parameters
Table 7.2 Display screens in the level for the expert technician
(continuation)
Operating and installation manual for VR 61 mixer module
adjustable Remarks
operating values
(just display = A)
Set-back For the times between
temperature the time windows you
can set a set-back
temperature.
If your expert technician
has set the frost
protection function, the
set-back temperature is
automatically 5 °C. There
will be no display as set-
back temperature
Heating curve in accordance with the
diagram operating
instructions Chapter 4.7.3
if, in A2, for heating
circuit mode HC2 "Zone"
is selected (hydraulic
drawing 4) the value
from HC1 for the heating
curve is applicable
Minimum Minimum feed
temperature temeprature for HC2;
if, in A2, for heating
circuit mode HC2 "Zone"
is selected (hydraulic
drawing 4) the value
from HC1 for the
minimum temperature is
applicable
Maximum Maximum feed
temperature temeprature for HC2;
does not appear if
"Zone" selected in
heating circuit mode HC2
in A2
(Hydraulic drawing 4)
Storage tank In order to avoid short
charging offset heating up periods
(improved utilisation of
condensing technology);
appears only if in A3 for
relay output"LP"has
been selected
Charging pump Only relevant if the
overrun charging pump is directly
connected to the mixer
module VR 61 (hydraulic
drawing 2);
appears only if in A3 for
relay output"LP"has
been selected
Parallel charging does not appear if
"Zone" selected in
heating circuit mode HC2
in A2
(Hydraulic drawing 4)
Legionella Weekday or block of
protection day days; Storage tank
heated to 70 °C for one
hour
Start legionella
protection Time of
the day
Unit Min. Max.
value value
°C 5 30
0,2 4
°C 15 90
°C 15 90
R 15 40
Mins. 0 10
0:00 24:00
Start-up 7
Step width Preset
value
1 15
0,05-0,1 1,2
1 15
1 75
1 15
1 5
On, Off Off
OFF, MO, TU, OFF
WE, TH, FR,
SA, SU, MO-
SU
0:10 4:00
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