en 13 Cleaning and servicing........... 23 13.1 Preparing the appliance for cleaning................................. 23 13.2 Cleaning the appliance ......... 23 13.3 Removing the fittings............. 24 14 Troubleshooting...................... 25 14.1 Power failure.......................... 28 14.2 Conducting an appliance 15 Storage and disposal.............. 28 15.1 Taking the appliance out of self-test .................................. 28 operation ............................... 28 15.2 Disposing of old appliance ... 28 16 Customer Service.................... 29 16.1 Product number (E-Nr.) and production number (FD)........ 29 17 Technical data......................... 29 6