201
21
C.H. valve
control knob
Fig. 16
Important note -
If the burner stops for C.H.
only after a waiting time
of 3 minutes the boiler will
light again!
5.5 To Light the Boiler (fig. 16)
1. Open controls panel door by pulling at either side.
2. Ensure that the C.H./D.H.W. selector switch is set for heating continuous and Hot Water.
3. Ensure that the electricity supply is turned on.
4. Ensure that the heating system is filled with water and has not been drained down.
(pressure gauge should read 1.0 bar minimum).
5. Adjust room thermostat (if fitted) to a high setting.
6. Adjust the boiler thermostat to its maximum setting, wait 3 minutes before continuing.
7. Depress the gas control knob fully (this should operate the electronic ignitor). When the pilot
flame is seen to light through the pilot viewing window, keep the control knob fully depressed for a
further 15 seconds, then release.
Should the pilot fail to remain alight (or go out for any reason), then wait a full 3 minutes before
attempting to relight
the pilot. Should the pilot still fail to remain alight, turn the boiler off and contact your installer.
8. With the pilot burner established, observe that the main burners cross-light smoothly.
9. Set the time clock, room thermostat (if fitted) and the boiler thermostat to their desired settings.
Note 1 - The main burner will light whenever a hot tap is turned on.
Note 2 - If the electricity supply is switched off for any reason, ensure that the pilot burner has remained
alight. if the boiler has gone out, follow "The boiler lighting instructions" for relighting it.
C.H./D.H.W. selector switch
Pilot viewing
opening
C.H. pressure gauge
Time clock
C.H. boiler
thermostat
To Next Page
Loading...
