Sime FORMAT DGT 30e - Users Pre-Service Check List

7
1 General
Hasthesystemworkedbefore?ifitdidwhydiditstop?IstheboilersettoSUMMERposition?
Checkthatthepower,gas,valvesorthermostatareturnedON.Boilersetto
WINTER.
Doesitwork?-IfNOgotoQ2
2 Power
Withpowertotheboiler.Arethereindicatorlightsonoranyerrormessages?Iftheindicatorlights
areonwhichones?Checkwithboilermanualtounderstandwhatlightsorerrormessagemeanand
correct.
Doesitwork?-IfNOgotoQ3
3 Gas
Isthegasisolationvalveon?Attheboiler,atthemeter?Doothergasapplianceswork?
Checkthegasisolationvalveisonattheboilerandatthemeter.IfOFFdonotturnonunlesssafeto
doso.CheckwhyitwasturnedOFF.Dotheothergasapplianceswork?
Doesitwork?-IfNOgotoQ4
4 Room Thermostat
Isthedisplayverydimornotshowingatall?Istheroomthermostatcallingforheat?Turnitoff,turn
on,doesitclickandshowthecorrectsymbol?
Ifnothinghappens–thebatteriesmayneedreplacing,theroomthermostatmaybe
faulty.Bridgingouttheswitchcanbeusedtotestthis.Checkvoltagebefore
removingcover.
Doesitwork?-IfNOgotoQ5
5 Boiler
Doestheboilerstarttoworkandthenshutdown?Fan,Pump,Ignition.Isthereanusualnoisecoming
fromtheboiler?Istherewaterrunningfromthepressurereliefvalve?
Trypullingtheknobonthepressurereliefvalveandreleasingit.IfitisstillfaultyturnOFFIMMEDIA-
TELYandcallHuntHeatingoryourservicetechnician.
Doesitwork?-IfNOgotoQ6
6 Radiators
Aresomeradiatorshotandotherscold?
Checkthattheradiatorvalvesareturnedon,thatthethermostaticheadsareoperatingcorrectlyand
thelockshieldvalvesareopen.Isthesystembalancedproperly?
Isthetopoftheradiatorcoldbutthebottomhot–Bleedairfromtheradiator.
I’mCold!-TheHeatersnotWorking.
Beefore calling for Hunt Heating Boiler Service please check the following.
FOR WARRANTY, SERVICE & SPARES: Ring: 1300 001800
Please have Product Details, Serial Number and Installer Information
Ready BEFORE ringing.
REFER TO PAGE 8
2.0 USER’S PRE-SERVICE CHECK LIST