Vaillant ecoFIT pure Series Installation And Maintenance Instructions Manual page 26

Condition: If installing a multi-circuit control.
▶
Change the pump's operating mode d.18 from Eco (in-
termittent pump operation) to Comfort (continuous pump
operation).
Condition: When connecting a control (230 V).
▶
Connect the control to the main plug.
▶
Remove the bridge from the 24V=RT plug.
Condition: 230 V 3-wire connection
▶
Connect the boiler only using the set with article number
0020244337 (Installation Kit, 3-wire, Vaillant).
–
When connecting, observe the instructions for the
set.
▶
Connect the control to the main plug X1.
– Terminal assignment: L – Phase, N – neutral con-
– earth
ductor,
▶
Draw the end user's attention to the fact that the follow-
ing features are present with this installation type.
◁
The frost protection function is deactivated. If the
product is installed in a room where there is a risk
of frost and it has not been protected by a room ther-
mostat, install an additional frost protection thermo-
stat.
◁
The pump programmes are not active.
◁
If the product is switched off, the display is switched
off.
◁
Each time the unit is started, the fan runs for
20 seconds.
◁
Residual heat in the heating return may result in the
product blocking the burner for 10 minutes.
4. Close the electronics box.
26
X1
L N
RT
230V~
Installation and maintenance instructions ecoFIT pure 0020230535_07