Operation 8
0020300877_01 Energy
7
Installation and maintenance instructions 29
8 Operation
8.1 Using diagnostics codes
You can use the parameters marked as adjustable in the
table of diagnostics codes to adapt the product to the install-
ation and customer requirements.
Overview of diagnostics codes (→ Page 45)
8.1.1 Activating diagnostics codes
1. Press and hold the button for seven seconds.
◁ is shown in the display.
2. Press the buttons to set the value.
◁ The access code (96) is reserved for the competent
person.
◁ The access code (35) is reserved for the customer
service.
3. Press the button to confirm.
◁ is shown in the display.
8.1.2 Setting a diagnostics code
1. Press the or button to select the diagnostics code.
2. Press the button to confirm.
◁ The value and/or status of the diagnostics code is
shown in the display.
3. Press the or button to set the value.
4. If you allow the value to flash for three seconds, the
setting is automatically confirmed.
◁ is shown in the display for 1 second.
Note
You can manually confirm the setting at any
time by pressing and holding the button
for less than 3 seconds.
5. Proceed accordingly for all parameters that need to be
changed.
6. Press and hold the button for 3 seconds to finish
configuring the diagnostics codes.
◁ The display switches to the basic display.
8.2 Displaying the status codes
The status codes display the product's current operating
mode.
Status codes – Overview (→ Page 47)
8.2.1 Activating the status codes display
1. Hold the button down for more than 7 seconds.
◁ S.XX is shown on the display, followed by the heat-
ing flow temperature, the internal system pressure
and the cylinder temperature (depending on the ver-
sion).
2. Press the button to exit this menu.
◁ The display switches to the basic display.
8.3 Using check programmes
By activating various check programmes, you can trigger
various special functions on the product.
Check programmes – Overview (→ Page 44)
8.3.1 Activating check programmes
1. Press and hold the button for more than
five seconds.
◁ is shown in the display.
2. Press and hold the button for five seconds.
◁ is shown in the display.
3. Press the button to select the check programme.
4. Press the button to confirm.
◁ The selected check programme is started.
5. Press the button to finish the check programme.
6. Press and hold the button for three seconds to
finish the check programmes.
Note
If you do not press any button for 15 minutes,
the current programme is automatically can-
celled and the basic display is shown.
8.3.2 Activating the check programme for the
chimney sweep function
▶ Press and hold the and buttons simultaneously
for more than five seconds.
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