Ariston E-COMBI 24 30 38 Annual Maintenance Plate heat exchanger, By-pass & Safety valve, Burner

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maintenance guide

Annual Maintenance

Plate heat exchanger

Maintenance Interval: As necessary

How: To measure specifi- cation of DHW perfor- mance.

By-pass & Safety valve

Maintenance Interval: Annually

How: Visual inspection / Clean as necessary

Central heating filter

Maintenance Interval: Annually

How: Visual inspection / Clean as necessary

Flow switch operation

Maintenance Interval: Annually

How: Visual inspection / Clean as necessary

/ Check flow rate

Expansion vessel

Maintenance Interval: Annually

How: Check air pressu- re is at 1 bar (System drained)

Ignition & detection electrodes

Maintenance Interval: Annually

How: Visual inspection / Clean as necessary / Di- stance from the burner / Ionisation current more than 1 μA

Burner

Maintenance Interval: Annually

How: Visual inspection / Clean as necessary

Fan

Maintenance Interval: Annually

How : Visual inspection / Clean as necessary

Primary Heat exchanger

Maintenance Interval: Annually

How : Visual inspection / Clean as necessary

Condensate trap

Maintenance Interval: Annually

or after cleaning primary heat exchanger

How: Visual inspection / Clean as necessary / Add water before replacing

Pump

Maintenance Interval: At the first ignition and annually

How: Check that the AAV is open /

Visual inspection / Clean as necessary

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Contents Combi 24/30/38 System24/30 Overview InstallationMaintenance Maintenance guideTo the Installer OverviewBenchmark Scheme Advice for the installer Symbols used on the data plateCE labelling Personal injury caused by knocks, stumbling etc Safety regulationsNoisiness during operation Personal injury caused by falling from a heightControl panel Product descriptionOverall view Flue connector W. Flow switch Manual air ventMinimum clearances Overall DimensionsModel E-COMBI Technical DataModel E-SYSTEM Installation Boiler is equipped with a stainless steel heat exchanger Flushing and Water TreatmentSystem Controls LocationCondensate Discharge Installing the Boiler Connecting the boiler to the systemMethod of positioning the boiler on the wall Safety Valve Discharge and Condense Outlet Gas connection Is connected to the 3 bar safety relief valveConnection for Filling Loop Mbar Condensate trap Circuit filter Water circuit diagramManual air vent Burner Secondary heat exchanger Pressure relief valve By-passConnecting the Flue Vertically from a terminal on the same wall180 2x Seals 60 / 100 Horizontal ContentsFitting the Coaxial Flue 4x ScrewsFitting the Coaxial Flue Ø 60 / 100 Vertical Fitting the 5 Flue Ø 80 / 125 Horizontal/verticalFitting the Twin Pipe Ø80 120 180 Combustion air intake from outside Table of flue gas exhaust duct lengthsType of air suction/flue gas exhaust ducting Exhaust-air m Type120 Power supply cableElectrical connections Peripheral unit connectionRoom Thermostat / Remote Clock Connection Connector TA on Terminal blockDisplay Electrical diagramCommissioning Filling of the DHW System Combi only Initial preparationElectricity supply Filling the Heating SystemAnalyse the combustion see First ignition operationMeasure the gas inlet pressure. standing + warming pressure Check the type of gas and change the gas if necessaryIrst ignition Setting Regulating the central heating ignition delayAdjust the central heating ignition delay Adjust the setting on the front panelMinimum gas flow combustion analysis Checking the gas settingGas setting Test function and combustion analysisBoiler protection devices Maintenance Tools Time Maintenance guideGeneral access MinOpen the control box as above Remove the fuse Control box access Tools Time MinElectrical unit Fuse Tools TimeDisplay P.C.B Tools Time Main P.C.B Tools TimeHydraulic Unit Right hand hydraulic block assemblyDraining Tools Time Way valve unit Tools TimePrimary water pressure sensor Tools Time Automatic air vent Tools TimePump Tools Time Filter Tools Time W. Flow Switch assembly E-COMBI Tools TimeSecondary Heat Exchanger E-COMBI Tools Time Left hand Hydraulic block assemblyUnscrew the condense trap from the condense body Condensate Trap Tools Safety valve TimeTemperature Sensor By-Pass Assembly Tools TimeChanger Manual Air vent Tools TimeMain Heat Exchanger Tools Time Isolate the gas supply. Remove the fourFan Burner unitElectrodes Spark generatorBurner Power Length VenturiFan Gas valve Central heating filter Annual Maintenance Plate heat exchangerBy-pass & Safety valve Flow switch operationError Fault finding Overheat InsufficientProbe problem Eeprom ErrorGAS Boiler System Commissioning Checklist Service 5 Date Service ProviderService 1 Date Service 3 DateShort List 420010275800