Never use an extension cord to provide power to the device.
Warning
CAUTION
Make sure that the main voltage is the same as indicated on the identification
label of the device. All electrical connections must stay dry under all
circumstances.
Make sure the device is correctly mounted.
Place the power plug into a wall socket (Figure 1, pos. 1) that is easily
accessible. Use a wall socket with a minimum power of 1000 Watt.