0 quick reference guide, Off position, Central heating & hot water – Baxi Potterton COMBI 105 HE User Manual
Page 3: Domestic hot water, Reset
1.0 Quick Reference Guide
3
© Baxi Heating UK Ltd 2009
30
o
40
o
50
o
60
o
70
o
80
o
Reset
bar
0
1
2
3
4
Reset
bar
0
1
2
3
4
ON/OFF/Reset
Selector Switch
Indicator
Neons
Central Heating
Temperature Control
System Pressure Gauge
OFF Position
The boiler will not operate.
Central Heating Temperature Control
Turn the knob clockwise to increase or anticlockwise to decrease the
temperature. Range 30 - 85° C.
Power On Indicator - The indicator will illuminate when there is power to the
boiler.
Domestic Hot Water Indicator - The indicator will illuminate when hot water
is being supplied to a tap or shower.
Boiler On - The indicator will illuminate when there is a demand for heat to
the boiler.
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.
Reset
Reset
Central Heating & Hot Water
Both Heating & Hot Water will operate.
Reset
Hold for approx 5 seconds and release.
Indicator
Neons
30
o
40
o
50
o
60
o
70
o
80
o
Domestic Hot Water
Temperature Control
Reset
Domestic Hot Water
Hot Water will operate.
Burner On Indicator - The indicator will illuminate when the burner has fired
and is heating your central heating or domestic hot water.
Domestic Hot Water Pre-Heat Temperature Control
Turn the knob clockwise to increase or anticlockwise to decrease the
temperature. Range 35 - 65° C.
Position of
Optional Timer