Operation; Using Diagnostics Codes; Using Check Programmes; Displaying The Status Codes - Vaillant atmoTEC exclusive Installation And Maintenance Instructions Manual

6 Operation

5.9.2 Installing the circulation pump
Applicability: Product with connected domestic hot water cylinder
1. Carry out the wiring. (→ Page 16)
2. Connect the connection cable for the external button to
terminals 1 and 6 on edge connector X41.
3. Plug the edge connector into the PCB slot X41 in the
product.
6 Operation
6.1

Using diagnostics codes

You can use the parameters marked as adjustable in the
tables of diagnostics codes to adapt the product to the in-
stallation and customer requirements.
The diagnostics codes in the 2nd diagnostics level are pro-
tected by a password.
Diagnostics level 1 diagnostics codes (→ Page 29)
Diagnostics level 2 diagnostics codes (→ Page 30)
6.1.1 Activating diagnostics codes
1. Press the i and + buttons simultaneously.
◁
d. 0 is shown in the display.
Use the – and + buttons to select the required
2.
diagnostics code.
3. Press the i button to confirm.
◁
The diagnostics information is shown in the display.
Use the + and − buttons to set the required value.
4.
◁
The display flashes
5. Save the value by pressing and holding the i button for
five seconds.
◁
The display no longer flashes
6. Press the i and + buttons at the same time or wait four
minutes before pressing any buttons in order to return
to the basic display.
6.1.2 Activating the 2nd diagnostics level
Caution.
Risk of material damage caused by incor-
rect handling.
Incorrect settings in the 2nd diagnostics level
may cause damage to the heating installa-
tion.
▶
Only competent persons may access the
2nd diagnostics level.
1. Activate the diagnostics codes. (→ Page 18)
2. Change the value under d.97 to 17 (password).
◁
The 2nd diagnostics level displays all of the informa-
tion from the 1st and 2nd diagnostics levels.
Note
If you press the i and + buttons within four
minutes of exiting the 2nd diagnostics level,
you can directly access the 2nd diagnostics
level without re-entering the password.
18
6.2
Special functions can be triggered by activating various
check programmes.
Check programmes (→ Page 34)
6.2.1
1. Turn the main switch to l and press and hold the + but-
ton for five seconds.
◁
Use the + and − buttons to select the required check
2.
programme.
3. Press the i button to confirm.
◁
4. Press the i and + buttons at the same time to end the
check programme.
6.3
The status codes display the product's current operating
mode.
Status codes – Overview (→ Page 34)
6.3.1
1. Press the i button.
Status codes – Overview (→ Page 34)
◁
2. Press the i button or do not press any button for four
minutes in order to return to the basic display.
7
7.1
▶
Switch the main switch to I.
◁
7.2
▶
Before filling or topping up the installation, check the
quality of the heating water.
Checking the quality of the heating water
▶
Remove a little water from the heating circuit.
▶
Check the appearance of the heating water.
▶
If you ascertain that it contains sedimentary materials,
you must desludge the installation.
Installation and maintenance instructions atmoTEC exclusive, atmoTEC plus 0020214272_04

Using check programmes

Activating check programmes
P.0 is shown in the display.
The selected check programme is started.
Note
If you do not press any button for 15 minutes,
the current programme is automatically can-
celled and the basic display is shown.

Displaying the status codes

Calling up status codes
The current operating mode S.XX is shown in the
display.

Start-up

Switching on the product

The basic display appears on the display.
Checking and treating the heating
water/filling and supplementary water
Caution.
Risk of material damage due to poor-qual-
ity heating water
▶
Ensure that the heating water is of suffi-
cient quality.