Commissioning
GB
Function
Boiler
Temp differential max
Nominal temperature rise
Pump modulation
Configuration
DHW actuator Q3
DHW separate circuit
Relay output QX3
Sensor input BX1
PWM output P1
Function
Heating circuit 1
Pump speed min
Pump speed max
Heating circuit 2
Pump speed min
Pump speed max
Heating circuit 3
Pump speed min
Pump speed max
Boiler
Pump speed min
Pump speed max
DHW cylinder
Pump speed min
Pump speed max
28
Boiler pump with DHW heating upstream of low loss header with 3-way diverter
valve
If the pump HEP is used as a boiler pump for DHW heating upstream of a low loss
header via a 3-way valve, apply the settings given in the following table.
Prog. no.
2316
2317
2320
5731
5736
5892
5930
6085
Set the minimum and maximum pump speeds in accordance with the system con-
figuration under menu items Heating circuit 1-heating circuit 3, Boiler and DHW
storage tank
Prog. no.
882
883
1182
1183
1482
1483
2322
2323
5101
5102
Variable speed pump HEP 25-180-10
Setting level
Setting
E
- - -
E
e.g. 15 °C
E
Temp differential nominal
E
Diverter valve
E
On
E
DHW actuator Q3
Rail flow temperature sensor
E
B10
E
Boiler pump Q1
Setting level
Set value
E
E
E
E
E
E
E
E
E
E
7303554-03 08.12