Viessmann Vitocal 300-G Installation And Service Instructions For Contractors page 111

Further details regarding the individual steps
Pump/component
Circulation pump for
DHW reheating
Solar thermal system
Remote control
(e.g. Vitotrol 200A)
Vitocom 100
External extension H1
Commissioning, inspection, maintenance
Parameter
"External heat source" Ó
"Enable external heat
source 7B00"
"External heat source" Ó
"Enable external heat
source for DHW heating
7B0D"
"Solar" Ó
"Type solar control unit
7A00"
"Heating circuit 1" Ó
"Remote control 2003"
or
"Heating circuit 2" Ó
"Remote control 3003"
or
"Heating circuit 3" Ó
"Remote control 4003"
"System definition" Ó
"Vitocom 100 7017"
"System definition" Ó
"External extension
7010"
(cont.)
Setting
"1"
"1"
■ "1" (with Vitosolic 100)
■ "2" (with Vitosolic 200)
"1"
Note
Set code at the Vitotrol 200A
to assign heating circuits:
H1 for heating circuit A1
H2 for heating circuit M2
H3 for heating circuit M3
(see Vitotrol 200 A installa-
tion instructions)
"1"
"1"
Note
For parameters for external
functions, see separate
table.
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