Glow-worm 18-30sxi Range - Manual (Page 8)

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Operating the Boiler - User Instructions
9239
Diagram 1
CONTROLS
FASCIA MAINS RESET
SWITCH
DIGITAL
DISPLAY
CONTROL LIGHT
CENTRAL HEATING
WATER TEMPERATURE
CONTROL
OPERATION OF THE BOILER
1. Check that all isolating valves on the boiler are open and that water flows from the hot water tap.
2. If you are in any doubt about the boiler being filled with water contact your installer or Glow-worm's own service
organisation using the telephone number on the inside front cover of this booklet. Do not operate the boiler
without water.
3. Check that the electrical supply to the boiler is ON and set any remote controls as required.
4. With the Central Heating Water Temperature Control in its "OFF" (0) position, turn the Mains Reset Switch to the
ON (1) position, the running lamp will initially illuminate (green) then go off, the system pressure will be
displayed and should read on the digital display, at least 0.7bar (recommended 1.0bar), if less you MUST contact
your installation / servicing company.
USER CONTROLS
CENTRAL HEATING CONTROL
1. Turn the central heating water temperature control "ON", the lighting sequence will begin, the running lamp will
illuminate (green) to indicate the boiler has lit, the system temperature will now be displayed instead of system
pressure.
The temperature of the central heating water can be adjusted by turning the central heating water temperature
control to desired setting between 1 'Min' and
'Max'. Maximum setting is appoximately 82°C.
Set the control to '0' to switch off heating.
If the boiler fails to light, reset the controls, see paragraph below, TO RESET
If a fault occurs the running lamp will flash red and a fault code will appear on the digital display.
TO RESET
2. Turn the Mains Reset Switch to 0, wait for 5 seconds, turn Mains Reset Switch to 1, the boiler is reset.
If the fault persists contact your installer/service provider using the telephone number on the inside font cover of
this booklet.
TO TURN THE BOILER OFF
3. Turn the Mains Reset Switch to the OFF (0) position.
Turn the gas supply OFF at the gas service cock if the boiler is to be out of use for some time.