ATTENTION. Failure to replace the batteries
in time may cause damage to the heating sys-
tem (anti-freeze protection is not ensured).
To replace the batteries, proceed as follows:
16.1 - Press button P on the base (fig. 55) and
open the unit.
Performing this operation when the battery low
warning is flashing will cause all indications on the
display to disappear but not be lost.
16.2 - Insert three new alkaline LR03 penlight AAA
1.5V batteries of the same type. Make sure the
poles face in the direction shown on the bottom of
the housing (fig. 56).
30
Warning! Inserting the batteries the wrong
way round could damage the unit. There will
Fig. 51
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