Operation manual5BRC1D517Remote controller4PW15196-1A4. Description of the operation modes1 FAN ONLY OPERATIONIn this mode, air only circulates without heating orcooling.2 DRY OPERATIONIn this mode, the air humidity will be lowered with aminimal temperature decrease.The temperature and fan speed are controlledautomatically and cannot be controlled by the remotecontroller.Dry operation will not function if the room temperatureis too low.3 AUTOMATIC OPERATIONIn this mode, the controller will automatically switchbetween heating and cooling as required by thesetpoint or limit temperature.4 COOLING OPERATIONIn this mode, cooling will be activated as required bythe setpoint or limit temperature.5 HEATING OPERATIONIn this mode, heating will be activated as required bythe setpoint or limit temperature.Hot start (heat pump types only)At the start of a heating operation, the indoor fan isstopped until a certain indoor heat exchangertemperature is reached and is displayed.This prevents cold air from leaving the indoor unit.Defrost (heat pump types only)In heating operation, freezing of the outdoor heatexchanger may occur. If so, the heating capacity ofthe system lowers and the system goes into defrostoperation. The indoor unit fan stops and isdisplayed. After maximum 10 minutes of defrostoperation, the system returns to heating operationagain.6 LIMIT OPERATION &Limit operation is an additional mode that enables tokeep the room temperature within certain limits. The& icons are displayed to confirm theactivation of the limit operation.7 LEAVE HOMELEAVE HOME is a feature that enables to keep theroom temperature above 10°C when the occupantsare out. This function will switch on heating if theinstallation is switched off.5. OperationManual operationIn manual operation, the user decides about thesettings of the installation. The last setting remainsactive until the user changes it.As the controller can be implemented for a widevariety of installations and features, it might occur thatyou select a function that is not available on yourinstallation; if this is the case, the messagewill appear.