Viessmann Vitotrol 100 UTDB-RF2 Installation And Service Instructions Manual page 13

Commissioning the wireless receiver
Testing the strength of reception
1. Press and hold B on the wireless
receiver (see diagram on page 12) for
approx. 5 s until LED
2. Carry out the following settings on
the Vitotrol 100:
Open the flap of the Vitotrol 100.
3. Press twice.
4. Select "Settings" with / .
5. Confirm with OK.
Testing switching outputs
1. Press B on the wireless receiver
(see diagram on page 12) repeatedly
until the required condition is reached
(see following table).
Function
Central heating and DHW heating OFF
Central heating OFF, DHW heating enabled
Central heating enabled, DHW heating OFF
Central heating and DHW heating enabled
Note
Both switching outputs are enabled for
heat demand if the wireless receiver
does not pick up any signal from the
Vitotrol 100 for more than 60 min.
6. Select "Service" with / .
7. Press OK four times to confirm.
flashes.
"Transmitting" appears on the dis-
play.
The transmission takes approx.
30 s.
If the signal strength is adequate, LED
shows green; otherwise it shows red.
Then check the installation location of
the Vitotrol 100.
2. Terminate the function:
Press B.
This function ends automatically if the
switching output is switched off by the
Vitotrol 100 settings.
Commissioning
(cont.)
LED r LED
OFF OFF
OFF ON
ON OFF
ON ON
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