8.5.1 Preparation
Open the door of the water heater to make the electrical section and the terminal block
visible.
Warning
Live cables inside! S
witch off the power supply completely (on local isolator) before
opening the outer door to access the electrical components.
Fig. Open the door
The mains power connections have to be connected to the terminal block, refer to
Structure of the water heater (see 7.1).
Fig. Terminal block
1. Cable glands
2. Connections
w
0313851_DRE_NLUKFR, 30-03-2022 39
EN
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