Ariston 47-116-15 installation instructions Fault Finding

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TABLE OF CONTENTS

1.SERVICING INSTRUCTIONS

1.1REPLACEMENT OF PARTS

1.2TO GAIN GENERAL ACCESS

-Removing the front panel

-Removing the sealed chamber frontal cover

-Removing the side panels

1.3ACCESS TO THE COMBUSTION CHAMBER

-Removing the combustion cover

-Removing the burner and jets

-Removing the electrodes

-Removing the main heat exchanger

-Removing the air pressure switch

-Removing the fan

-Removing the venturi device

1.4SERVICING AND REMOVAL OF THE GAS VALVE

-Setting the gas pressures

-Removing the spark generator

-Removing the gas valve

1.5ACCESS TO THE WATER CIRCUIT

-Removing the D.H.W. (secondary) exchanger

-Removing the safety valve

-Removing the automatic air vent

-Removing the main circuit flow switch

-Removing the pump

-Removing the pressure gauge

-Removing the expansion vessel

-Removing the overheat thermostat

-Removing the heating temperature sensor (N.T.C.)

-Removing the D.H.W. temperature sensor (N.T.C.)

-Removing the divertor valve actuator

-Removing the D.H.W. flow switch

1.6ACCESS TO THE CONTROL SYSTEM

-Checking the fuses

-Removing the time clock

-Removing the P.C.B.

2.FAULT FINDING

2.1FAULT FINDING GUIDE (FLOW-CHART)

3.ELECTRICAL DIAGRAMS

4.SHORT SPARE PARTS LIST

2

B063

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Contents Installation Instructions Type C Boilers Table of Contents General Information Overall View Installation Overall Dimensions Supply must be fused at 3 a Domestic Water Kent TN9 1RA Morley RoadTonbridge 80 mm Restrictor No Restrictor Restrictor Extension Piping not insulated Piping insulatedSystems Extension Piping not insulated Piping insulatedCalculating the lengths of the pipes, Electrical Diagram Central Heating Return Commissioning Control Panel Initial START-UP Operational Adjustments Status ANTI-FROST Device G20 Gas G30 GAS AdjustmentsMethane Liquid Gas Butane 16.0Maintenance Miscellaneous BoilerProgrammer Manufacturer Merloni TermoSanitari SpA Italy Technical Service Hot Line 01494Technical Information Servicing Instructions Type C Boilers Fault Finding Servicing Instructions Removing the front panelRemoving the sealed chamber frontal cover Removing the side panelsRemoving the electrodes Removing the combustion coverRemoving the burner and jets Removing the main heat exchanger Removing the air pressure switch Removing the fanSetting the maximum heating circuit power Setting the gas pressuresSetting the minimum and the maximum power of the boiler Setting pressure for soft ignitionRegulating the heating power for Propane gas G31 Regulating the heating power for Natural gas G20Regulating the heating power for Butane gas G30 Removing the spark generator Removing the gas valve Removing the D.H.W. secondary exchangerRemoving the automatic air vent Removing the safety valveRemoving the main circuit flow switch Removing the pump Removing the pressure gauge Removing the expansion vesselRemoving the D.H.W. flow switch Removing the D.H.W. temperature sensor N.T.CRemoving the heating temperature sensor N.T.C Removing the overheat thermostatChecking the fuses Removing the time clockRemoving the P.C.B Fault Finding Finding diagrams described in this chapterYES YES ∆ P 1.2 mbar YES Electrical Diagrams MicroGENUS 23/27 Mffi MicroGENUS 23/27 Mffi Ariston Page Manufacturer Merloni TermoSanitari SpA Italy Microgenus 27 Mffi Cod Part Code Description 998924 Panel combustion chamber front 571770 Main flow switch top cap