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Overview of controls
6 720 801 019 (2012/05)
4 OVERVIEW OF CONTROLS
Fig. 1 Basic boiler controls
1 Service engineer symbol = boiler is set to maximum or
minimum output for service
2 Service button for heating engineers
3 Indicator for burner operation
4 Boiler ON/OFF - does not electrically isolate the boiler
5 Button lock
6 Eco button
7 Reset button
8 Display
9 Hot Water temperature control
10 Pressure gauge
11 Position for optional programmer
12 Central Heating temperature control
13 Indicator for burner operation (ON)/faults (flashing)
6720801019-01.2Wo
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