Constant temperature control unit
Press the following keys:
1.
K
+
d
simultaneously for
approx. 2 s.
2.
a
/
b
for the required relay out-
put.
3.
d
Relay test is completed.
The following relay outputs can be controlled subject to system design:
Display screen
Explanation
1
Burner modulation base load
2
Burner modulation full load
3
Internal pump / output 20 "ON"
4
Diverter valve set to heating mode
5
Diverter valve in central position (filling/draining)
6
Diverter valve set to DHW mode
10
Output
sK
internal extension
11
Heating circuit pump A1 External extension H1
12
Cylinder primary pump External extension H1
14
Central fault message External extension H1
Scanning operating conditions and sensors
Weather-compensated control unit
Press the following keys:
1.
c
"Select heating circuit" is
displayed.
2.
d
to confirm; wait approx.
4 s.
3.
c
press again.
4.
a
/
b
for the required operating
condition.
5.
d
Scanning is completed.
The following operating conditions can be scanned, subject to the actual
system equipment level for heating circuit A1 and heating circuit with
mixer M2:
Display screen
Explanation
Participant no.
Programmed subscriber no. in the LON system
Holiday program
If a holiday program has been entered
Departure date
Date
Checking outputs (relay test)
(cont.)
68
Service scans
5692
731
GB
Summary of Contents for VITODENS 333-F WS3A
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