Operation Manual

8. Problems and solutions

Problem The central heating is coming on too early in the morning.

Solution Adjust the Max. pre-heat time setting (see the installation and service

manual).The home may well not be up to temperature on time as a

result.

Problem The home is not warm on time.

Solution - Open the radiator valve further when the radiators warm up.

- Increase the Max. pre-heat time (see the installation and service

manual).

- Increase the desired Heating rate by adjusting this to Fastest, for

example (see the installation and service manual).

For weather-compensated control you have the following options:

- Set the radiator thermostat valves correctly.

- Adjust the heating curve (see the installation and service manual).

- Change the control strategy (see the installation and service

manual).).

There may also be technical problems with the central heating installa-

tion. In that case contact your installer.