
11
CONTROLS
Greenstar i System Compact – 6 720 807 727 (2013/05)
3.1.5 DOMESTIC HOT WATER PRE-HEAT
▶ The hot water cylinder (when selected by the timer) is heated more regularly to reduce the time taken to deliver hot water.
Pre-heat is enabled by default, during the initial boiler start up and the text “PreHeat” will be displayed to confirm this state.
▶ If a cylinder demand occurs, the tap and flame symbol will be displayed.
Fig. 5 Preheat mode
3.1.6 DOMESTIC HOT WATER ECO MODE
Eco mode is an energy saving feature which disables the Pre-heat function and heats the cylinder less regularly.
Selecting Eco mode will use less energy, because the boiler will maintain a slightly lower average temperature.
1. Press and hold the Eco button for at least four seconds to enter the energy saving Eco mode, when Eco mode is active, “Eco”
will be displayed.
Fig. 6 Eco mode
To exit Eco mode and return to PreHeat
▶ Press and hold the Eco button for at least four seconds and “PreHeat” will be displayed.
An external timer may be fitted.
An external timer may be fitted.
ok
eco
reset
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max
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Preheat
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PreHeat
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eco
reset
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max
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°C
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Eco
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Eco
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eco
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