TO LIGHT AND STOP THE APPLIANCE
TO LIGHT THE APPLIANCE
See Figs 2 and 3.
Set the temperature controls A,B (or programmer C if fitted) to OFF. Switch off the electricity supply. Remove the cabinet front panel by lifting off its mountings. Turn the gas service cock D on. Check that the red needle on the pressure gauge is not below the required pressure (sealed systems only) usually
Switch on the mains electricity indicated by the Power light E. Turn the heating temperature control B to max. Set each channel
of the programmer C (if fitted) to ON and the burner will light (not visible).
Set the programmer (if fitted) to the required position. Set the temperature controls to the desired settings.
Set the room thermostat, if fitted, to the desired temperature. Set the central heating temperature control B to the required position.
Fig. 3. Appliance with cabinet front cover removed
CE F G
A 
B
Circulating |
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pump |
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Water |
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diverter | ||||||
vessel | ||||||
valve | ||||||
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Gas serv- |
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ice cock D | Pressure | |||||
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| Heatbank | ||
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| gauge | |
TO STOP THE APPLI- ANCE
For Short Periods; Set the temper- ature controls (or programmer) to OFF as indicated by the Demand lights F,G going out.
For Long Periods; Set the temper- ature controls (or programmer) to OFF as indicated by the Demand light going out. Switch off the mains elec- tricity indicated by the Power light E going out.
The facia mounted programmer will retain its settings for about 4 weeks after which it will return to the factory set programme. The display will disappear after approx. 12 hours.
ELECTRICITY SUPPLY FAILURE
The appliance will not operate without an electricity supply. Normal operation of the appliance will resume after the electricity supply is restored.
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