SPECIAL INFORMATION
32 | DEM www.stiebel-eltron.com
- The specified voltage must match the mains
power supply.
- The appliance must be permanently connect-
ed to fixed wiring; exception DEM3.
- The appliance must be connected to the earth
conductor.
- The power cable must only be replaced (for
example if damaged) by a qualified contrac-
tor authorised by the manufacturer, using an
original spare part.
- Secure the appliance as described in chapter
"Installation/ Installation".
- Observe the maximum permissible pressure
(see chapter "Installation/ Specification/ Data
table").
- The specific water resistivity of the mains
water supply must not be undershot (see
chapter "Installation/ Specification/ Data
table").
- Drain the appliance as described in chapter
"Installation/ Maintenance/ Draining the
appliance".