Ariston 41-116-04 Removing the combustion cover, Removing the burner and jets

Page 25

1.3ACCESS TO THE COMBUSTION CHAMBER

1.3.1 Removing the combustion cover

1.Remove the screws “E” (FIG. 1.9);

2.Lift off the combustion cover.

E E

E

FIG. 1.9

1.3.2 Removing the burner and jets

1.Remove the screws “F” from the burner (FIG. 1.10);

2.Remove the burner (FIG. 1.11);

3.Disconnect the electrodes (see section 1.3.3);

4.Remove the jets using a No. 7 socket spanner;

5.Replace in reverse order.

FIG. 1.10

F

F

Fig. 1.11

1.3.3 Removing the electrodes

Before carrying out this procedure, unscrew and slide the burner forward (see previous section).

1.Remove rubber gasket “G” (FIG. 1.12);

2.To remove the detection electrode disconnect the cable at its connection point close to the P.C.B. (FIG. 1.13);

FIG. 1.12

G

FIG. 1.13

5

Image 25 Contents
Installation Instructions Type C Boilers Table of Contents General Instructions Overall View InstallationReference Standards Siting the Appliance Overall DimensionsClearances Mounting the Appliance Electrical ConnectionWater Connections GAS ConnectionResidual Head of the Boiler Tower Flue Components Flue ConnectionsRoom Thermostat Connection RffiOn/Off Switch Electrical DiagramGAS and Water Circuits H.W. Storage Cylinder 2 Port and 3 Port Valve InstallationsModel Domestic HOT Water Priority KIT CommissioningInitial Preparation Removing the Front Panel Control PanelFume Discharge Monitoring Initial START-UP Combustion AnalysisBoiler Safety Systems Draining the System Rffi GAS AdjustmentsChanging the Type of GAS Maintenance Number 41-116-04 Technical Information Servicing Instructions Type C Boilers Fault Finding To Gain General Access Replacement of PartsServicing Instructions Removing the front panelRemoving the side panels Removing the sealed chamber front coverRemoving the combustion cover Access to the Combustion ChamberRemoving the burner and jets Removing the electrodesRemoving the main heat exchanger Removing the fan Removing the air pressure switchServicing and Removal of the GAS Valve Setting the gas pressuresRffi Removing the gas valve Removing the spark generatorRemoving the safety valve Removing the pump pressure switchAccess to the Water Circuit Removing the automatic air vent 1. Unscrew valve top Z FIGRemoving the pump Removing the expansion vessel Removing the pressure gaugeRemoving the frost thermostat Removing the overheat thermostatRemoving the regulation thermostat Checking the fuse Access to the Control SystemRemoving the P.C.B.s Fault Finding Guide Fault FindingFlow -CHARTS YES Mbar Electrical DiagramsSF008A MicroSYSTEM 10 Rffi Ariston B063 Technical Service Hot Line 01494 23 99 84 1582