Viessmann Vitoligno 300-H Installation And Service Instructions For Contractors page 63

Commissioning the heating system
Selecting the connection for heating circuits 1 to 4
Available if "No" was selected for the cascade or
boiler number "1" was chosen.
To specify the location for electrical connection of the
selected heating circuit.
Press the following buttons:
1. / "Not connected" for "Not installed"
| ~
or
"On the boiler" for "Connected at internal
PCB"
or
"On the mixer module" for "Connected to
extension kit via KM-BUS".
Selecting the DHW connection
Available if "No" was selected for the cascade or
boiler number "1" was chosen.
To specify the location for electrical connection of
DHW heating.
Press the following buttons:
1. / "Not connected" for "Not installed or DHW
| ~
heating connected to a combi cylinder"
or
"On the boiler" for "Connected at internal
PCB"
or
"On the mixer module" for "Connected to
extension kit via KM-BUS".
Selecting DHW circulation
Available if DHW connection "On the boiler" was
selected or a further group is available on the HKK
PCB.
To specify whether a DHW circulation pump is connec-
ted.
Press the following buttons:
1. / "Not connected" for "Not installed"
| ~
or
"On the boiler" for "Connected at internal
PCB".
Selecting the "Solar" connection
Available if "No" was selected for the cascade or
boiler number "1" was chosen.
Commissioning, inspection, maintenance
(cont.)
2. to confirm.
d
2. to confirm.
d
2. to confirm.
d
Available "On the boiler" if no "Internal filter" was
selected.
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