Main 18 HE A Посібник користувача - Сторінка 3

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30° 40° 50° 60° 70° 80°

Reset

ON/OFF/Reset

Selector Switch

Reset

OFF Position

The boiler will not operate.

30° 40° 50° 60° 70° 80°

Indicator

Neons

bar

Indicator

Central Heating

Neons

Temperature Control

Reset

Central Heating & Hot Water

Both Heating & Hot Water will operate.

Power On Indicator - The indicator will illuminate when there is power to the

boiler.

Burner On Indicator - The indicator will illuminate when the burner has fired

and is heating your central heating or domestic hot water.

Boiler On - The indicator will illuminate when there is a demand for heat to

the boiler.

Central Heating Temperature Control

Turn the knob clockwise to increase or anticlockwise to decrease the

temperature. Range 25 - 80° C.

Central Heating System Pressure - The normal operating water pressure is

between 1 and 2.0 bar. If the pressure exceeds 3 bar the safety pressure valve

will operate and a fault is indicated. Contact your Installer.

1.0 Quick Reference Guide

bar

System Pressure Gauge

Reset

Hold for approx 5 seconds and release.