Ariston 47-116-12, A/23 MFFI, A/27 MFFI Installation, Reference Standards Siting the Appliance

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2.INSTALLATION

2.1Reference Standards

2.2Siting the Appliance

The technical information and instructions provided herein below are intended for the installer so that the unit may be installed correctly and safely.

The installation and initial start up of the boiler must be by a CORGI Approved Installer in compliance with the installation standards currently in effect, as well as with any and all local health and safety standards i.e. CORGI .

This appliance must be installed by a competent installer in accordance with the 1984 Gas Safety (installation & use) Regulations (as amended)

The installation of this appliance must be in accordance with the relevant requirements of the 1984 Gas Safety (installation & use) Regulations, the Local Building Regulations, the current I.E.E. Wiring Regulations, the byelaws of the local water authority, and in Scotland, in accordance with the Building Standards (Scotland) Regulation and Health and Safety document No. 635 “Electricity at work regs. 1989”.

Installation should also comply with the following British Standard Codes of Practice:

Low pressure

 

 

pipes

BS 6891

1988

 

 

 

Boilers of rated input

 

 

not exceeding 60 kW

BS 6798

1987

 

 

 

Forced circulation hot

 

 

water system

BS 5449

1990

Installation of gas hot water

 

 

supplies for domestic purposes

 

( 2nd family gases)

BS 5546

1990

Flues

BS 5440-1

1990

 

 

 

Air supply

BS 5440-2

1989

 

 

 

The appliance may be installed in any room or indoor area, although particular attention is drawn to the requirements of the current I.E.E. Wiring Regulations, and in Scotland, the electrical provisions of the Building Regulations applicable in Scotland, with respect to the installation of the combined appliance in a room containing a bath or shower.

Where a room-sealed appliance is installed in a room containing a bath or shower the boiler and any electrical switch or appliance control, utilising mains electricity should be situated so that it cannot be touched by a person using the bath or shower.

The location must permit adequate space for servicing and air circulation around the appliance as indicated in paragraph 2.4.

The location must permit the provision of an adequate flue and termination. For unusual locations special procedures may be necessary.

BS 6798-1987 gives detailed guidance on this aspect.

A compartment used to enclose the appliance must be designed specifically for this purpose. No specific ventilation requirements are needed for an installation within a cupboard

This appliance is not suitable for outdoor installation.

The type C appliances (in which the combustion circuit, air vent intake and combustion chamber are air-tight with respect to the room in which the appliance is installed) can be installed in any type of room.

There are no limitations with respect to ventilation and the volume of the room itself. The boiler must be installed on a solid, permanent wall to prevent access to the electrical parts (when live) through the aperture on the back frame.

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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 ClearancesMounting the Appliance Electrical ConnectionGas Connection Pipe Work Safety Valve DischargeWater Connections By-passFlue Connections Mains Water Feed Central HeatingFilling Terminal Position B023 Coaxial System Room Thermostat Connection Electrical Diagram ColoursB023 Initial Preparation Water Circuit DiagramMffi Commissioning Filling the Heating SystemRemoving the Front Panel Control PanelSelector Knob for Summer/Winter/Flue Analysis Modes Initial Start-up Operational Adjustments Checks to be run before initial start-up are as followsIgnition Failure Circulation FailureOverheating Draining the System GAS AdjustmentsSafety Shut-off 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