Display screen
Explanation
Htg. system valve
Diverter valve set to heating mode
Valve in middle pos.
Diverter valve in central position (filling/draining)
DHW valve
Diverter valve set to DHW mode
Htg.cir.pump M2 On
Mixer extension
Mix.valve open
Mixer extension
Mix.valve closed
Mixer extension
Intern.output On
Output
sK
internal extension
Htg.cir.pump A1 On
External extension H1
DHW pump On
External extension H1
Recirc.pump On
External extension H1
Centr.fault ind.On
External extension H1
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
Checking outputs (relay test)
(cont.)
66
Service scans
5692
673
GB
Содержание VITODENS 300-W
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