Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual page 150

Coding – Vitotronic 300-K, MW1S
Coding 1
(cont.)
Coding in factory setting
General (cont.)
77: 5 LON participant number
DHW priority A1
A2: 2 DHW tank priority applicable to heating circuit
pump
Summer econ. A1
A5: 5 With heating circuit pump logic function
Supply min. temp. A1
C5: 20 Electronic minimum supply temperature limit
20 ˚C / 68 ˚F
Supply max. temp. A1
C6: 75 Maximum supply temperature limit 75 ˚C / 176 ˚F C6: 10
DHW priority M2/M3
A2: 2 DHW tank priority applicable to heating circuit
pump and mixing valve
Coding in the factory setting
Summer econ. M2/M3
A5: 5 With heating circuit pump logic function
Supply min. temp. M2/M3
C5: 20 Electronic minimum supply temperature limit
20 ˚C / 68 ˚F
Supply max. temp. M2/M3
C6: 75 Maximum supply temperature limit 75 ˚C / 167 ˚F C6: 10
150
Possible change
77: 1 LON participant number, adjustable from 1 to 99
to
Please note
77: 99
Allocate each number only once.
A2: 0 Without DHW tank priority applicable to heating
circuit pump
A2: 1 No function
A2: 3
to
A2: 15
A5: 0 Without heating circuit pump logic function
Min. limit adjustable from 1 to 127 ˚C / 24 to 261 ˚F;
C5: 1
to only effective with room heating with normal temp.
C5:127
Maximum limit adjustable from 10 to 127 ˚C /
to 50 to 261 ˚F
C6:127
A2: 0 Without DHW tank priority applicable to heating
circuit pump and mixing valve
A2: 1 DHW tank priority only applicable to mixing valve
A2: 3 Do not adjust
to
A2: 15
Possible change
A5: 0 Without heating circuit pump logic function
Minimum limit adjustable from 1 to 127 ˚C / 34
C5: 1
to 261 ˚F; only effective with room heating with
to
C5:127 normal temperature
Maximum limit adjustable from 10 to 127 ˚C /
to 50 to 261 ˚F
C6:127