Vaillant ecoCRAFT exclusive, Operating Instructions Manual

Page: 14 / 24

4 Operation
14
Operating instructions ecoCRAFT exclusive 0020149575_01
temperature for the domestic hot wa-
ter cylinder at the control.
Note
If you require a lower cylinder
temperature than 60 °C, we
recommend that you regularly
use the anti-legionella function
via the control.
4.1.9 Setting the cylinder
temperature (without control)
1
▶
Set the rotary knob for the cylinder tem-
perature
(1) to the required cylinder
temperature.
Position Meaning Temperature
Fully left Minimum
cylinder
temperat-
ure = frost
protection 15
℃
Centre Medium
cylinder
temperat-
ure
≈
50
℃
Fully right Maximum
cylinder
temperat-
ure 65
℃
◁
The required temperature is shown
in the display. After three seconds,
this display goes out and the default
display reappears (current heating
flow temperature).
Note
The maximum cylinder tem-
perature is set in the factory
at 65 °C. This can be defined
by the competent person to be
between 50 °C and 70 °C.
4.2 Switching off the product's
functions
4.2.1 Switching off cylinder
charging mode (using the VRC
630/VRS 620/VRC 700 control)
1. Leave the rotary knob for the cylinder
temperature at the clockwise end stop.
2. Switch the cylinder circuit to "OFF" on
the control.
Note
If the VRC 450 or 470 control is
available, switch cylinder char-
ging mode off in accordance
with the section "Switching off
cylinder charging mode (without
a control) (
→
Page 14)".
4.2.2 Switching off cylinder
charging mode (without
control)
▶
Turn the rotary knob for the cylinder
temperature to the anti-clockwise end
stop.
◁
Cylinder charging mode is switched
off.
◁
The frost protection function is activ-
ated for the domestic hot water cylin-
der.
◁
The display shows the target cylin-
der temperature of 15 °C for three
seconds.