Ariston 47-116-15 installation instructions Yes

Page 44

B

 

 

 

IS THE FAN

NO

 

 

RUNNING?

 

 

YES

BOILER

YES

1 - Reset the boiler

 

SHUTDOWN?

 

 

C

NO

 

 

 

 

1 - Check/replace main

 

PUMP PROTECTION

YES

circuit flow switch

 

2 - Check/replace

 

ACTIVATED?

 

connection cable

 

 

 

 

 

 

3 - Check/replace P.C.B.

 

NO

 

 

 

INTERNAL

 

1 - Check/replace air

 

YES

pressure switch

 

P.C.B. PROTECTION

2 - Check if reset button

 

ACTIVATED?

 

is jammed

 

 

 

3 - Check/replace flame

 

NO

 

detection electrodes

 

 

 

 

 

 

1 - Check/replace

 

POWER

NO

connection cable

 

2 - Check/replace P.C.B.

 

TO FAN?

 

 

 

3 - Check/replace air

 

YES

 

pressure switch

 

 

 

 

1 - Replace fan

 

 

 

 

 

FC004Ac

20

 

 

B063

Image 44
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 Extension Piping not insulated Piping insulated SystemsRestrictor No Restrictor 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 GAS Adjustments Methane Liquid Gas ButaneG20 Gas G30 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 gas pressures Setting the minimum and the maximum power of the boilerSetting the maximum heating circuit power 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. temperature sensor N.T.C Removing the heating temperature sensor N.T.CRemoving the D.H.W. flow switch 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