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Heating system control
� � �
RESET
HC
RESET
OK
Tap the “rotary pushbutton” to con-
firm the selected value.
“Reset / HC” is displayed.
Press and hold the “rotary push-
button” for 3 sec.
“Reset / OK” is displayed to con-
firm.
Tap the “Operating mode” key to
confirm the new settings and to
open the basic display.
12
13
14
15
11
Summary of Contents for UltraGas (15-1000)
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