Checking Outputs (Actuators) And Sensors - Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual

Initial start-up
Further step-by-step instructions

Checking outputs (actuators) and sensors

Vitotronic 100
Relay test
1 2 3 4 5 6 7
The following relay outputs may be selected:
Display Relay function
indication
11 Burner or stage 1 ON
12
Burner stage 1 and 2 ON or modulation up
13 Burner modulation neutral
14 Burner stage 1 ON (modulation down)
15
Output 20 ON
16
Output 29 ON
17 Output 52 open
18 Output 52 neutral
19
Output 52 close
11
Central fault message ON
Check sensors
1 2 3 4 5 6 7
80
(cont.)
1. Press 9 and simultaneously for
approx. two seconds.
2. Select the relay outputs
with or .
1. Press .
Scanning operating conditions is
active, see page 88.
2. Scan the actual temperature with
or .
3. Press .
3. Press .
Scanning is completed.