0020127401_00 - 06/11 - Glow-worm
HOW TO USE YOUR APPLIANCE
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• Theboilerwilloperateautomatically.
• NOTE:Thedisplaywillindicatethe
Heatingsystemwatertemperatureora
faultcode(seesectionFaultFinding).
• Thecontrolpanelwillashanddisplay
allitsdigits.Itwillthenreturntothe
defaultdisplayanddependingonthe
selectedoperationandcontrols,display
thetemperaturesettingsandwater
pressure.
Pre heat
ComfortfeaturetomaintaintheDomestic
HotWatertemperature,whichimproves
theresponsetimeofhotwateratthetap.
ToaccessthePreHeatfunctionholdin
the"+"buttonfor5seconds.Thedisplay
willindicate(ashing)ifitisON/OFF(OF).
Pressingthe"-"buttonwillswitchthePre
HeatOFFandpressingthe"+"buttonwill
switchitON.After5secondsofinactivity
thedisplaywillresettoindicatethewater
pressure.
Switching off - Central Heating mode
• Pressthe"-"selectorbuttontoturn
OFFtheCentralHeating.
Alltheappliancefunctionswillbeswitched
off,exceptfrostprotection.
ANY ASSISTANCE?
9 Fault Finding
Inthissectionfaultcodesthatare
displayed,whichCANbecarriedoutby
theUSERtorestoreapplianceoperation
(Correctiveaction:...).Otherfaultcodes
MUSTbesolvedbyacompetentperson
only.
Like all condensing boilers
it will produce a plume of
condensation from the ue
terminal in cool weather.
This is due to the high
efciency and hence low ue
gas temperature of the boiler.
It is normal and not a fault
indication.
Ifanyfaultpersists,andyourappliancestill
does not work, leave it switched off and
contactyourcompetentperson.
9.1 Electrical Supply Failure
Theboilerwillnotworkwithoutan
electricalsupplyandnormaloperation
oftheboilershouldresumewhenthe
electricalsupplyisrestored.
Iftheboilerdoesnotresumenormal
operation,checktheexternalcontrols.
Itmaybenecessarytorestartyour
appliance.
• Torestarttheboiler,pressthereset
button,seechapter"Howtouseyour
appliance►Overview".
9.2 Appliance fails to light
TheLCDwilldisplayaashing'F'and
codenumber,
• Torestarttheboiler,pressthereset
button,seechapter"Howtouseyour
appliance►Overview".