Viessmann Vitoligno 200-S Installation And Service Instructions Manual page 71

Extension kit for heating circuit with mixer
Mixer motor
Changing the rotational direction (if required)
1. Danger
An electric shock can be life threatening.
Before opening the boiler, disconnect it from
the mains voltage, e.g. at the fuse or mains
isolator.
Remove the casing cover (see chapter "Overview
of electrical connections").
2.
gS
|
BU
~
Fig. 43
Switch cores BK and BK
3. Refit the casing cover.
4. Check the rotational direction.
Manual mixer adjustment
Lift the motor lever, unhook the mixer handle and pull
the plug.
(cont.)
on plug .
gS
Maintenance
71