Replacing the batteries
A
C
C
C
24
36
24
34
32
30
20
20
B
C
C
C
36
24
24
34
32
30
20
20
ATTENTION: not replacing the batteries within the two-minute limit may damage the heat-
ing system.
C
R
h
P
C
C
24
24
20
20
R
h
P
C
C
24
24
20
20
When
the icon is flashing on
the display A it means the bat-
teries need to be replaced within
about one month.
C
36
34
32
30
When the display shows
+
, the device is no longer
operational and the control over the
thermal zone has been disabled.
C
36
34
32
30
Press the button on the bottom and
open the device C.
This procedure, done when the
battery-charge state icon is flash-
ing, will make all wording on the
display disappear.
The time available for replacing
the batteries is about 2 minutes;
once that time has elapsed the
configured settings will be restored
to the factory settings.