Ariston A/23 MFFI, A/27 MFFI, 47-116-12, 47-116-10 installation instructions B023

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	A/23 MFFI - A/27 MFFI
	A/23 MFFI - A/27 MFFI
	EXC -MI/FFI
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16	B023

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Contents Mffi A/27 Mffi Table of Contents General Information General InstructionsTechnical Information MffiMffi A/27 Mffi Overall ViewInstallation Reference Standards Siting the ApplianceOverall Dimensions ClearancesElectrical Connection Mounting the ApplianceGas Connection Safety Valve Discharge Water ConnectionsPipe Work By-passMains Water Feed Central Heating Flue ConnectionsFilling Terminal Position B023 Coaxial System Room Thermostat Connection Electrical Diagram ColoursB023 Water Circuit Diagram Mffi CommissioningInitial Preparation Filling the Heating SystemControl Panel Removing the Front PanelSelector Knob for Summer/Winter/Flue Analysis Modes Initial Start-up Operational Adjustments Checks to be run before initial start-up are as followsCirculation Failure Ignition FailureOverheating GAS Adjustments Safety Shut-offDraining the System Limescale Build-upMaintenance Changing the Type of GasWiring Diagram for Two Heating Zones MiscellaneousWiring Diagram for Connection to Ariston Unvented Cylinder BlueB023 B023 B023 Cod 99 84 1260 112 B023 Manufacturer Merloni TermoSanitari SpA Italy