Adjusting Domestic Water Mode - Potterton Paramount four Installation Manual

8 Operation
8.8

Adjusting domestic water mode

XXXXXXXXXXXXXX
XXXX
8.9 Adjusting comfortable room setpoint
8.10 Setting reduced room setpoint
8.11 Pump setting (pumped heating circuit)
54 Paramount four 30 – 115 kW
Automatic summer/winter changeover active
Automatic day heating limit active
Switched on Domestic water is prepared according to the selected
switching programme.
Switched off Domestic water preparation has been de-activated.
Note
A setting between 50 and 60°C is recommended for domestic
water heating.
Times for domestic water heating are set in time program 4 /
DHW.
For reasons of convenience, domestic water heating should
start approx. 1 h before central heating commences.
Note
Legionella function
Each Sunday during the first charge of the DHW tank, the legion­
ella function is activated; this means the DHW ist being heated up
to 65 °C once for eliminating the existing legionellas.
How to adjust the comfortable room setpoint is described here.
1. Set the comfort setpoint using the control knob.
=> The value is taken over automatically.
How to set the reduced room setpoint is described here.
1. Press OK.
2. Select the Central heating menu item.
3. Press OK.
4. Select the Reduced temp setpoint parameter.
5. Press OK.
6. Set the reduced setpoint at the control knob.
7. Press OK.
8. Leave the programming level by pressing the operating mode key
for heating mode.
A hydraulic design calculation of the system is required for the correct set­
ting of the pump modulation.
The pump inside the boiler is actuated by parameter 2320 (Pump
modulation) with the modulation setting "Demand". This means that it
modulates between the set minimum and maximum pump speed depend­
7658013 - 02 - 15092016