Bedienungsanleitung Vaillant aroTHERM VWL 85-2 (Seite 21 von 52) (Englisch)

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Start-up 6

0020147164_04 aroTHERM Installation instructions 21

6 Start-up

6.1 Run the start-up

1. Before starting up the product, read through the operat-

ing instructions.

2. Check that the electrical partition is installed.

3. Check that the hydraulic and electric connections are

correctly designed.

4. Check that a dirt filter is installed in the heat pump re-

turn.

5. Check whether an expansion relief valve, an expansion

vessel and a pressure gauge are installed.

6. Check the leak-tightness of the connections.

7. Open all the heating circuit valves.

6.2 Heat pump operating concept

Caution.

Risk of material damage caused by incor-

rect handling.

Incorrect settings at installer level may cause

damage to the heating installation.

▶ Only access the installer level if you are

an approved competent person.

The operating concept and operation of the heat pump is

described in the operating instructions for the heat pump.

Menu → Installer level

– You can call up the installer level using code 17.

6.3 Running through the installation assistant

The installation assistant is launched when the heat pump is

switched on for the first time.

You must confirm the launching of the installation assistant.

Once confirmed, all heating demands from the heat pump

are blocked. This status remains until the installation assist-

ant is completed or cancelled.

Set the system diagram number in the VWZ AI heat pump

control module in accordance with the schematic drawings in

the appendix (→ Page 30).

6.3.1 Setting the language

Menu → Basic setting → Language

– You can use this function to set the desired language.

6.3.2 Telephone number for the competent

person

You can store your telephone number in the appliance

menu.

The operator can display it in the information menu. The tele-

phone number can be up to 16 digits long and must not con-

tain any spaces. If the telephone number is shorter, end the

entry after the last digit by pressing the right-hand selection

button .

All of the digits to the right will be deleted.

6.4 Calling up Live Monitor (checking status

codes)

Menu → Live Monitor

– You can use this function to call up the status code of the

heat pump, which provides you with information about

the current operating condition of the heat pump.

6.5 Calling up statistics

Menu → Installer level → Test menu → Statistics

– You can use this function to call up the statistics for the

heat pump.

6.6 Filling the heating circuit

Note

We recommend using ethylene glycol with corro-

sion-inhibiting additives.

If no frost protection has been poured in, the

product will not be protected in the event of a

power cut when there is frost.

Conditions: SW10 open-end spanner

10mm

1 Heating circuit purging

valve

2 Open-end spanner (on-

site)

3 Hose

4 Collecting container (on-

site)

▶ To purge the heating circuit during the filling procedure,

use a filling pump.

▶ Connect one end of the hose (3) to the drain valve.

▶ When purging, insert the other end of the hose (3) into

the mixing container (4).

▶ Open the filling valve using an open-end spanner (2).

▶ To purge the heating circuit, open the purging valve by a

1/4 rotation (B) using an open-end spanner.

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