GB 21
Inserting/replacing batteries (see Fig. C)
Untighten the screw
7
of the battery compartment
8
cover, remove the cover.
Insert 2 AA batteries (LR06/Mignon) into the battery compartment
8
.
Observe correct polarity.
R
emark: The display show all LCD symbols for approx. 1 second and then
switch to „Setting current time and day of week“ section.
Close the cover and tighten the battery compartment screw
7
.
Initial use
The site where the product will be installed must meet the following requirements
for safe and trouble-free operation:
The maximum temperature of the flowing water is 40 °C.
The minimum operating temperature is +5 °C.
The maximum temperature of the environment is +50 °C.
Only use clear freshwater.
Only connect the product vertically with the adapter
9
pointed downwards
to prevent water from entering the battery compartment
8
.
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