105
Commissioning
Checking outputs (actuators) and sensors (cont.)
The following relay outputs can be controlled subject to system design:
Display
indication
Relay function
11
Burner or stage1 ON
12
Burner stage 1 and 2 ON or modulation open
13
Burner modulation neutral
14
Burner stage 1 ON (modulation closed)
15
Output 20 ON
16
Output 29 ON
17
Output 52 open
18
Output 52 neutral
19
Output 52 closed
10
Cylinder primary pump ON
11
Central fault message ON
Checking sensors
1. Press c.
Scanning operating conditions
is active, see page 109.
2. Scan the actual temperatures
with a or b.
3. Press c.
Scanning is completed.
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