Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 146
Type gc1 digital boiler control unit
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Also See for VITOTRONIC 100:
- Installation and service instructions manual (77 pages) ,
- Operating instructions manual (64 pages) ,
- Operating instructions for the system user (57 pages)
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Coding
Code 2
(cont.)
Coding in the delivered condition
Boiler
2d :
0
Shunt pump control
function only ON if boiler is
enabled
General
40 : 125
Operating time for butterfly
valve actuator, three−way
mixer or mixer motor in
conjunction with return
temperature control 125 s
Sensor aJA not installed
4A :
0
Sensor aJB not installed
4b :
0
Connection to plug sÖ A 1:
4C :
2
Therm Control switching
contact
Connection on plug sL:
4d :
1
Shunt pump
p
Connection on plug gS:
4E :
0
Butterfly valve or three−way
mixing valve for raising the
return temperature
4F :
5
Run−on time shunt, boiler
circuit or distribution pump
5 min
54 :
0
Without solar control unit
146
p
,
Possible change
2d :
1
Shunt pump control
function ON, independent
of whether boiler is enabled
or not
40 :
5
Operating time adjustable
to
from 5 to 199 s
40 : 199
1 Sensor aJA installed (e.g.
4A :
Therm Control temp. sensor);
automatic recognition
Sensor aJB installed (e.g.
4b :
1
temperature sensor T 2);
automatic recognition
4C :
1
Primary pump
storage system
4C :
3
Circulation pump
gas/water heat exchanger
4d :
2
Boiler circuit pump
4d :
3
Boiler circuit pump with
butterfly valve function
4E :
1
Three way mixing valve
cylinder storage system
4F :
0
No pump run−on
4F :
1
Run−on time adjustable
to
from 1 to 60 min
4F : 60
54 :
1
With Vitosolic 100;
automatic recognition
cylinder
flue
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