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oPERATIoN
Appliance description
Whilst the priority is enabled, the temperature can be reduced
or increased to a maximum of 43 °C by other programming
units.
CAUTION Burns
For operation with a shower, please observe the infor-
mation in the instantaneous water heater description
(chapter "Installation / Safety / Shower operation").
3.3
Changing the battery
Material losses
!
f Remove the old battery.
f
Any damage caused by a leaking battery is excluded from
the warranty.
1
1 Battery change symbol
www.stiebel-eltron.com
1
+
2
-
When the battery symbol illuminates, change the battery in the
wireless remote control. It may also be necessary to change the
battery if the range of the wireless remote control is reduced.
f Open the wireless remote control enclosure by unscrewing
f
the 4 screws on the underside.
f Change the battery; for battery type, see chapter "Specifica-
f
tion / Data table".
Note
The positive terminal of the battery must point upwards.
f Put the enclosure back together and re-insert the screws;
f
maximum torque 40 Ncm. When reassembling the casing, do
not damage the all-round gasket.
The saved values for keys "1" and "2" are retained during the
battery change.
Battery disposal
Never dispose of batteries with domestic waste. Spent
batteries may contain noxious substances that can be det-
rimental to the environment and human health. Dispose
of batteries through your dealer or via a central recycling
point for special waste.
FFB 4 EU | FFB 4 Set EU | FFB 4 AP | FFB 4 Set AP |
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