Viessmann B0KA Installation And Service Instructions Manual page 53

Parameters
(cont.)
1667.0 Pump activation, heating circuit pump in standby mode (via software tool)
Setting Explanations
Operating mode heating circuit pump (only for con-
stant operation)
0 In "Standby mode" = permanently switched off
1 - 24 In "Standby mode", started 1 to 24 times per day for
10 min each time
System configuration (parameters)
53