Nu-Way MGN 2800N Installation & Maintenance Manual

Nu-Way MGN 2800N Installation & Maintenance Manual Manual pdf 8 page image

MGN 2800N HP 7Plant Room VentilationAn adequate dust free supply of fresh air is required for the burner at both high and low level in accordance with theappropriate standards.Existing AppliancesIn preparing the appliance to receive the burner a careful inspection should be made of its condition.If in doubt as to its suitability for gas firing refer to the appliance manufacturer.In preparing the appliance for gas firing it should be cleaned thoroughly removing all adhering tars,scale and dirt.Combustion Chamber ConditionsWhen the burner is fitted to an appliance designed to work under balanced or negative combustionchamber conditions, the over-fire draught must not exceed 0.25 mbar.Should the over-fire draught exceed this figure, then steps should be taken to reduce it to this level.PACKAGING FOR TRANSITTo safeguard against transit damage and for Export shipment, the burner may be despatched inpartly assembled form in one of two modes.Mode One: Comprising Two Unitsa) Burner Body, complete with Control Package, Hinged Extension and Flame Tube Assembly.b) Gas train complete.Mode Two: Comprising Three Unitsa) Burner Body complete with Control Package.b) Gas Train Complete.c) Hinged Extension and Flame Tube Assembly.AssemblyMode OneFit the gas valve train to the burner body using the gasket provided. Ensure that the gasket is fittedcorrectly with all holes corresponding with those on the burner flange. Connect the combustion airimpulse pipe from SKP75 gas valve to left hand side of the hinged extension.Mode TwoFit the hinged extension and flame tube assembly to the burner body with the eight studs provided.Ensure the gas inlet flange is at the bottom. Fit the gas valve train to the burner body, with the fourstuds and using the gasket provided. Ensure that the gasket is fitted correctly with all holescorresponding with those on the burner flange. Connect the combustion air impulse pipe from SKP75gas valve to left hand side of the hinged extension.Modes One & TwoOpen the hinged extension and connect the Ignition cable to the electrode. Close hinged extension.Connect the multi-pin plug from the gas valve train to the socket located on the rear of the controlpackage on the left of the burner body.