Part number 550-142-850/0716
62
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WALL MOUNT GAS-FIRED WATER BOILER — Boiler Manual
24 Controls and operation (continued)
&IGURE )GNITIONMODE
Ignition operation
Ensure the power is on to the boiler
$URINGTHElRSTSECONDSTHEDISPLAYSHOWSTHESOFTWAREVERSIONOFTHEPCB
&ORTHElRSTSECONDSTHEDISPLAYSHOWS&(THATIDENTIlESTHE!IRPURGEFUNCTION
7HENTHE&(DISAPPEARSTHEBOILERISREADYTOFUNCTIONAUTOMATICALLYWHENEVERTHEEXTERNALCONTROLSARECALLINGFORHEAT
&IGURE 4URNINGOFFMODE
Turning off
0RESSTHEONOFFBUTTON)TEMFigure 74, page 60FORSECONDS
To totally isolate, close the gas cock before the
boiler and disconnect electricity supply.
7HENTHEBOILERISTURNEDOFFWITHhECOvPOWERBUTTONTHE
pcb is still powered, heating operation is disabled and the
DISPLAYISOFFHOWEVERTHEFROSTPROTECTIONWILLSTILLBEACTIVE
To turn boiler on again, press the on/off button
(Item 7 - Figure 74, page 60) hold for 5 seconds
The boiler is ready to function automatically whenever the external controls are calling for heat.
!IRPURGE
)GNITION
On/Off button