Fan

maintenance guide

Tools

Time

15 min

Remove the combustion assembly

(see 4.3)

Remove the three screws to free the fan.

Twist the gas valve anti-clockwise to disengage it from

the fan

Legend:

1.Venturi

2.Gasket

3.Fan

Fan & Mixer venturi according to the model

Power	Fan	Venturi diameter
Model 24	EBM RG 128 45 W	Ø 17 mm
Model 30	EBM RG 128 45 W	Ø 21 mm
Model 38	EBM RG 128 45 W	Ø 25 mm

Page 49

Image 49

Contents

Combi 24/30/38 System24/30 Maintenance InstallationMaintenance guide Overview Overview To the InstallerBenchmark Scheme Symbols used on the data plate Advice for the installerCE labelling Noisiness during operation Safety regulationsPersonal injury caused by falling from a height Personal injury caused by knocks, stumbling etc Control panel Product description Overall view Flue connector W. Flow switch Manual air vent Minimum clearances Overall Dimensions Model E-COMBI Technical Data Model E-SYSTEM Installation System Controls Flushing and Water TreatmentLocation Boiler is equipped with a stainless steel heat exchanger Condensate Discharge Connecting the boiler to the system Installing the BoilerMethod of positioning the boiler on the wall Is connected to the 3 bar safety relief valve Safety Valve Discharge and Condense Outlet Gas connectionConnection for Filling Loop Mbar Manual air vent Burner Water circuit diagramSecondary heat exchanger Pressure relief valve By-pass Condensate trap Circuit filter Vertically from a terminal on the same wall Connecting the Flue180 Fitting the Coaxial Flue 60 / 100 Horizontal Contents4x Screws 2x Seals Fitting the Coaxial Flue Ø 60 / 100 Vertical Fitting the 5 Flue Ø 80 / 125 Horizontal/vertical Fitting the Twin Pipe Ø80 120 180 Type of air suction/flue gas exhaust ducting Table of flue gas exhaust duct lengthsExhaust-air m Type Combustion air intake from outside Electrical connections Power supply cablePeripheral unit connection 120 Room Thermostat / Remote Clock Connection Connector TA on Terminal block Display Electrical diagram Commissioning Electricity supply Initial preparationFilling the Heating System Filling of the DHW System Combi only Measure the gas inlet pressure. standing + warming pressure First ignition operationCheck the type of gas and change the gas if necessary Analyse the combustion see Adjust the central heating ignition delay Setting Regulating the central heating ignition delayAdjust the setting on the front panel Irst ignition Gas setting Checking the gas settingTest function and combustion analysis Minimum gas flow combustion analysis Boiler protection devices Maintenance General access Maintenance guideMin Tools Time Electrical unit Control box access Tools Time MinFuse Tools Time Open the control box as above Remove the fuse Display P.C.B Tools Time Main P.C.B Tools Time Hydraulic Unit Right hand hydraulic block assembly Draining Tools Time Way valve unit Tools Time Primary water pressure sensor Tools Time Automatic air vent Tools Time Pump Tools Time Filter Tools Time W. Flow Switch assembly E-COMBI Tools Time Secondary Heat Exchanger E-COMBI Tools Time Left hand Hydraulic block assembly Unscrew the condense trap from the condense body Condensate Trap Tools Safety valve Time Temperature Sensor By-Pass Assembly Tools Time Main Heat Exchanger Tools Time Manual Air vent Tools TimeIsolate the gas supply. Remove the four Changer Fan Burner unit Electrodes Spark generator Burner Power Length Venturi Fan Gas valve By-pass & Safety valve Annual Maintenance Plate heat exchangerFlow switch operation Central heating filter Probe problem Fault finding Overheat InsufficientEeprom Error Error GAS Boiler System Commissioning Checklist Service 1 Date Service ProviderService 3 Date Service 5 Date Short List 420010275800

Ariston E-COMBI 24 30 38 manual Fan

Models: E-COMBI 24 30 38

maintenance guide

Fan

Tools