[. . . ] For example during office hours normal temperature or (energy saving program). [. . . ] Manual switching/ override switch in place 2 = r , Setting with rotary knob 4 r determines the temperature 2 = m, The temperature is lowered by 5 °C compared to the set normal temperature Note: Temperature reduction of 1° C means approx. The connection and the installation of electrical products may be effected only by a qualified electrician. If clock thermostats are used in a lay-out with other products, attention must be given to ensure that the whole system does not cause radio interference. Interference with and changes to the product will result in the loss of the guarantee. It may content hazardous substances for the health and the environment. In order to avoid the dissemination of those substances in our environment and to diminish the pressure on the natural resources, we encourage you to use the appropriate take-back systems. Those systems will reuse or recycle most of the materials of your end life equipment in a sound way. If you need more information on the collection, reuse and recycling systems, please contact your local or regional waste administration. [. . . ] If you need more information on the collection, reuse and recycling systems, please contact your local or regional waste administration. [. . . ]