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6 Operation
▶
Bridge the 24 V = RT connection (X100 or X106), if there
is not already a bridge.
Conditions: Connecting a low-voltage control (24 V)
▶
Remove the bridge and connect the control to the
24 V = RT connection (X100 or X106).
Conditions: Connecting a limit thermostat to underfloor heating
▶
Remove the bridge and connect the limit thermostat to
the "Burner off" connection.
4.
Close the electronics box.
5.
For multi-circuit controls, change D.018 from Eco (in-
termittently operating pump) to Comfort (continuously
operating pump), see section "Adapting to the heating
installation".
5.9.6
Replacing the gas family coding resistor, if
required
1.
Open the electronics box. (→ Page 13)
2.
Remove the gas family coding resistor (1) (plug X24)
(factory setting: natural gas = yellow) and plug in the
coding resistor from the bag of small parts (liquefied
petroleum gas = grey).
3.
Close the electronics box.
4.
When starting up in the installation assistant or retro-
actively via diagnostics code D.087, set the correct gas
type.
5.9.7
Connecting the communication unit
The product can be connected to the Internet.
▶
Connect the communication unit in accordance with the
installation instructions enclosed with the communication
unit.
5.9.8
Connecting additional components
You can actuate an additional component with the aid of the
auxiliary relay that is installed, and you can actuate two other
components with the multi-functional module.
14
5.9.8.1 Using the auxiliary relay
1.
Connect an additional component directly to the integ-
rated auxiliary relay using the grey plug on the PCB.
2.
Carry out the wiring.
3.
Activate the component via D.026, see section "Adapt-
ing to the heating installation".
5.9.8.2 Using the VR 40 ("2 in 7" multi-functional
module)
1.
Install the components in accordance with the respect-
ive instructions.
Conditions: Components connected to relay 1
▶
Activate D.027, see section "Adapting to the heating
installation".
Conditions: Components connected to relay 2
▶
Activate D.028, see section "Adapting to the heating
installation".
5.9.9
Connecting the circulation pump and
actuating it according to requirements
1.
Carry out the wiring. (→ Page 13)
2.
Connect the 230 V connection cable to the plug from
slot X13 and plug it into the slot.
1
3.
Connect the connection cable for the external button
using terminals 1
the X41 edge connector, which is supplied with the con-
trol.
4.
Plug the edge connector into the PCB slot X41.
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 30)
6.2
Calling up the installer level
1.
Only call up the installer level if you are a competent
person.
2.
Press
and
Navigate to Menu → Installer level and confirm by
3.
pressing
4.
Set the value 17 (code) and confirm by pressing
Installation and maintenance instructions ecoTEC exclusive 0020189875_01
(0) and 6 (functional drawing) on
at the same time.
.
.
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