Operation; Operating Concept; Calling Up The Installer Level; Live Monitor (Status Codes) - Vaillant ecoTEC plus Installation And Maintenance Instructions Manual

6 Operation

4. Provide one common electricity supply for the boiler
and for the corresponding controller:
–
Power supply: Single-phase, 230 V, 50 Hz
– Fuse protection: ≤ 3 A
5. Open the electronics box. (→ Page 11)
6. Observe the routing of the power supply cable (1) in the
electronics box in order to guarantee the strain relief.
7. Carry out the wiring. (→ Page 11)
8. Close the electronics box.
9. Make sure that access to the mains connection is al-
ways available and is not covered or blocked.
5.6.5 Connecting controllers to the electronic
system
1 Safety thermostat for
floor-standing heating
2 24 V controller
1. Open the electronics box. (→ Page 11)
2. Carry out the wiring. (→ Page 11)
12
X1
L N
RT
230V~
24 V BUS
– +
Burner
24V=
off
RT BUS
1 2 3
X2
X41
X22
4
3 eBUS controller or radio
receiver unit
4 Outside temperature
sensor, wired
3. Connect the individual components depending on the
type of installation.
Conditions: If installing a multi-circuit controller.
▶
Change the pump's operating mode d.18 from Eco (in-
termittently operating pump) to Comfort (continuously
operating pump).
Conditions: When connecting a controller (230 V).
▶
Connect the controller to the main plug.
▶
Remove the bridge from the plug 24V=RT.
4. Close the electronics box.
6 Operation
6.1

Operating concept

The operating concept and the read-off and setting facilities
of the operator level are described in the operating instruc-
tions.
An overview of the reading and setting options for the in-
staller level is included in the table in the appendix.
Installer level – Overview (→ Page 22)
6.2

Calling up the installer level

1. Only call up the installer level if you are a competent
person.
Navigate to Menu → Installer level and confirm by
2.
pressing .
3.
Set the value 17 (code) and confirm by pressing
6.3

Live Monitor (status codes)

Menu → Live Monitor
Status codes in the display provide information on the pro-
duct's current operating status.
Status codes – Overview (→ Page 28)
Installation and maintenance instructions ecoTEC plus 0020200871_00
X1
L N
RT
230V~
.