9 Decommissioning9.1 Draining the devicePersonnel: Operating personnelWARNING!Contact with cold heat transfer liquidFrostbite Bring the heat transfer liquid to room temperaturebefore draining.Also note the following: Observe the regulations for disposal of the used heat transferliquid.1. Switch off the device.2. Let the device and the heat transfer liquid cool down or heatup to room temperature.3. Position a container with appropriate capacity directly underthe drain plug.The heat transfer liquid discharges directly fromthe device when the drain plug is opened.4. Open the drain plug. Turn anticlockwise for this.9.2 Draining condenser (only water-cooled devices)Personnel: Operating personnel1. Bring the device to room temperature if required and switchoff the device.2. Unscrew the water hose from the supply nozzle of thedevice.3. Remove the water filter from the threaded connection. Cleanthe water filter and then put it back into the threaded connec-tion.Further information for cleaning the water filter canbe found inÄ Chapter 7.5 ‘Cleaning the waterfilter’ on page 52.4. Unscrew the water hose from the outlet nozzle of the device.5. Place a bucket under the outlet nozzle to collect the dis-charging water.DecommissioningMicrocool 57