Glow-worm Economy Plus Instructions For Use Manual

Page 1
Glo~~wonn
Instructions for
220161.04.92
Use
Keep for future reference
Econom~
'F'
Fanned
Flue
o
n o i
t
e r
Introduction
~.
These instructions should be read and carefully followed for the safe and economical use of your boiler.
The Economy Plus range are boilers designed to provide central heating and indirect domestic hot water from a fully pumped system with a fully indirect cylinder.
Important Notice
This boiler is for use on natural gas only and cannot be used on any other gas.
Gas Safety (Installation and Use)
Regulations.
In your interest and that of gas safety it is the Law that ALL gas appliances are installed by a competent person in accordance with the current issue of the above regulations.
Gas Leak or Fault
If a gas leak or fault exists or is suspected, the BOILER MUST BE TURNED OFF, including the electrical supply and MUST NOT BE USED UNTIL THE FAULT HAS BEEN PUT RIGHT.
Advice/help should be obtained from your installation/servicing company or the local gas undertaking.
Maintenance/Servicing
To ensure the continued efficient and safe operation of the boiler it is recommended that it is checked and serviced as necessary at regular intervals.
The frequency of servicing will depend upon the particular installation conditions and usage, but in general once a year, preferably at the end of the heating season, should be enough.
It is the Law that any servicing must be carried out by a competent person.
Hepworth Heating Ltd., Nottingham Road, 8elper, Derby. DE5 1JT Tel: 8elper (0773) 824141 Telex 37586
Technical Services Department: Telephone Belper (0773) 828100
3957
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Boiler Clearances
If fixtures are positioned close to the boiler space must be left as shown in diagram 1. Enough space must also be left in front of the boiler to allow for servicing.
Boilers Installed in a Compartment or Cupboard
If the boiler is installed in a cupboard or compartment do not obstruct any ventilation openings.
Do not use the cupboard. or compartment for storage.
Regularly make sure that the air vent openings are clear of obstructions.
Cleaning
Caution. This appliance contains metal parts (components) and care should be taken when handling and cleaning, with particular regard to edges.
Clean the casing occasionally by wiping it over with a damp soapy cloth or dry polishing duster.
Do not use an abrasive cleaner.
Boiler Electrical Supply
WARNING. The boiler must be earthed. The boiler must only be connected to a 240V-50Hz
supply, protected by a 3A fuse. All wiring must be in accordance with the current
issue of the I.E.E. Wiring Regulations. The colours of three core flexible cable are: Brown - live, blue - neutral, green/yellow - earth. As the markings on your plug may not correspond
with these colours, proceed as follows, The wire coloured blue must be connected to the
terminal marked "N" or "Black". The wire coloured brown must be connected to the
terminal marked "L" or "Red". The wire coloured green/yellow must be connected
to the plug terminal marked "E" or "Green" or the earth symbol
*.
220161
MINIMUM CLEARANCES
A
500·
B
78
C
*
0
10
E
5
To
a permanent surface.
*SIDE FLUE - 220mm *REAR FLUE - 120mm
CLEARANCES Diagram 1
Electrical Supply Failure
Failure of the electrical supply will cause the burner to go out. Should this happen, operation of the appliance will normally resume after the electrical supply is restored.
If the burner does not relight after an electrical s~pply failure the overheat device may need resetting, refer to diagram 2, remove the controls tray and press the reset button.
If the cutoff occurs again, turn the appliance off and contact your installation/servicing company.
2
3957
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To Turn the Boiler On
Sealed Water Systems.
Warning.
A sealed water system must be filled and pressurised by a competent person.
Only light the boiler when you are sure that the
system and boiler have been filled and pressurised. The pressure gauge should show at least 0.7bar,
anything less than this figure could indicate a leak and you MUST contact your installation/servicing company.
If there is any doubt about the boiler being full of water consult your installation/servicing company.
All Systems
Turn the electrical supply on to the boiler and check that any remote controls are set to your
requirements (refer to manufacturer's instructions for these items).
Remove the controls tray by withdrawing it forward.
Turn the boiler thermostat knob clockwise to any position between "MIN" and "MAX", see diagram 2.
The maximum setting is about 82°e (180°F). The boiler lighting operation is now automatic as
follows:
The fan operates, followed by an ignition spark
until the pilot is lit. When the pilot is alight the ignition switches off and the main burner lights.
The flames can be seen through the viewing
window. The main burner will remain alight until switched
off by the boiler thermostat or other remote control. If the boiler thermostat is turned Off, by hand, wait
at least 30 seconds before turning on again. When the boiler goes off, both the pilot and main
burner go out The automatic lighting sequence will operate again
when heat is required. Refit the controls tray.
To Turn the Boiler Off
For short periods, turn thermostat control knob anti- clockwise until
"0"
is against the setting point. To relight the main burner, turn the thermostat knob clockwise to any selling between "MIN" and "MAX".
VIEWING WINDOW
11
CONTROLS TRAY
OVERHEAT CUT-OFF
RESET BUTTON
BOILER CONTROLS
Diagram 2
For longer periods, turn the thermostat control knob anti-clockwise until
"0"
is against the setting point.
Switch off the electrical supply to the boiler. To relight follow the sequence given above.
Protection Against Freezing
If the boiler is to be out of use for any long period of time during severe weather conditions we recommend that the whole of the system, including
the boiler, be drained off to avoid the risk of
freezing up. Make sure that, if fitted, the
immersion heater in the cylinder is switched off.
If you have a sealed water system contact your
installation/servicing company as draining, refilling
and pressurising must be carried out by a competent person.
Serial Number
The model name and serial number are located on
the control box cover, visible when the controls
tray is removed.
3
220161
3957
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