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
Return date
Date
Outdoor temp., ... °C
Actual value
Boiler temp., ... °C
Actual value
Supply temp., ... °C
Actual value (only for mixer circuit M2)
Normal
room temp., ... °C
Set value
Room temperature, ... °C
Actual value
Ext. room t.setpt, ... °C
For external hook-up
DHW temp., ... °C
Actual DHW temperature
Solar DHW temp. ... °C
Actual value
Collector temp., ... °C
Actual value
Com. supply temp., ... °C
Actual value, only with low loss header
Burner, ...h
Burner cycles, ...
Actual hours run
Hours run and burner starts (reset after mainte-
nance with
e
to "0").
Solar energy, ... kW/h
Time
Date
Burner OFF/ON
Intern. pump OFF/ON
Output 20
Intern. output OFF/ON
Output 28, if an internal extension is installed
Htg. circ. pump OFF/ON
If an external extension or extension kit for one
heating circuit with mixer is installed
DHW pump OFF/ON
If an external extension is installed
Recirc. pump OFF/ON
If an external extension is installed
Scanning operating conditions and sensors
67
Service scans
5692
673
GB
Summary of Contents for VITODENS 300-W
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