ALARME04Re-insert the brew group, make sure it is locked into place1. Switch the machine OFF and wait until you hear no more sounds (this can take up to 15-20 seconds)2. Remove the brew group and rinse it with fresh water, especially the filter on the brew group3. Set the brew group in neutral position, otherwise it cannot be inserted. See movie for instructions4. Place back the brew group and make sure it is locked into place. You hear a soft click when it is locked and correct inserted5. Place back the coffee grounds container, drip tray and close the service door6. Switch the machine back ONE05This indicates that there is air in the system or the internal pipes are clogged with lime-scale.Please check below situations and solutions.When using an AquaClean/Brita filter1. Remove the filter from the water tank and switch the machine OFF and back ON2. If the message disappears the filter was not well prepared or clogged. Prepare or replace the filter.The message appears directly after the machine has been switched on1. Switch OFF the machine.2. Remove the water tank and remove any coffee beans located on the bottom of the water tank compartment.3. Check if the steam wand is clogged. Remove scale/dirt of the steam wand with a needle4. Switch the machine back ON and dispense 2-3 cups of hot water.The message appears during brewing1. Switch the machine OFF.2. Clean and grease the brew group3. For BABILA only: Turn the SBS knob to the middle and restart the machineThe message appears directly after or during descaling• Parts of lime-scale are blocking the system. Switch off the machine for one hour. If the message disappears, descale anothertime the machine as lime-scale is still inside.