Nu-Way MOL 3400-410 Installation & Maintenance Manual

Nu-Way MOL 3400-410 Installation & Maintenance Manual Manual pdf 12 page image

INSTALLATIONGeneralEnsure that the appliance is suitable for the heat input of the burner. If there is any doubt in this area,reference shall be made to the appliance manufacturer. Detailed burner performance data are presentedin the appendix of this handbook.Fitting to the ApplianceIf the burner is to be fitted to a new appliance refer to the appliance manufacturers recommendations.If the burner is to be fitted to an existing appliance a mounting flange must be provided as detailed in thesection of Burner & Components Identification. Ensure that the joint between the burner and the mountingflange is sealed effectively using the gasket provided.The flame tube should not extend beyond the inner face of the appliance combustion chamber unless theappliance manufacturer specifies extensions, for example in the case of reverse flame boilers.ConnectionsOnce the burner is mounted to the appliance, open the hinged extension by removing the two nuts andwashers, connect the HT leads to the ignition electrodes and close and fasten the extension.Connect the flexible oil pipes between the burner and the pumping unit by referring to the burnercomponent and pumping unit drawings on pages 4 & 13.Connect the oil supply to the burner pumping unit with reference to the oil system diagrams and pumpingunit drawings on pages 10 & 19.Electrical Power ConnectionConnect a three-phase, 50 Hz electrical supply to the burner, observing all applicable Codes andStandards. The electrical connections required are shown in the wiring diagram contained in theinstruction pack attached to the burner. These diagrams also show the auxiliary control connections,which must be made.If the burner is supplied as part of a packaged appliance/burner unit, refer to the appliance manufacturersinstructions.New Wiring ColoursIn accordance with the Requirements for electrical Installations BS 7671:2001 Amendment No.2 (the IEEwiring regulations), wiring colour coding has been amended to Brown (L) and Blue (N) for single phasepower circuits, and Brown (L1), Black (L2), Grey (L3) and Blue (N) in three-phase power circuits from1st June 2006.Full details of the changes can be found in amendment No.2 9AMD 14905 to BS 7674:2001 – which is afree download from the IEE website (www.iee.org/cablecolours). They are also within the new version ofBS 7671:2001 (Incorporating Amds 1 & 2) published on 31 st March, this new version of the WiringRegulations can be identified by its brown cover.MOL 3400-4100 Issue 2 10/08 Page 11