Ariston 41-116-07 installation instructions Room Thermostat Connection

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2.10ROOM THERMOSTAT CONNECTION

To connect a room thermostat and/or time clock, it is necessary to:

1. - Open the control panel as indicated in section 4.3;

2.- Remove screws “A” and remove the inspection cover from the reverse of the control panel;

3.- For the room-thermostat connect the thermostat switching wires to the position 5 and 6 and remove the wire link (for three-wire thermostats connect the neutral to terminal N);

4.- For the time clock connect the clock switching wires to the positions 3 and 4 and connect the clock motor electrical supply to the terminals marked L and N.

Note: A frost thermostat is built-in to the appliance.

For connection to control systems with zone valves for hot water cylinders see section 3.

A

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Contents Installation Instructions Type C Boilers Table of Contents General Information Flue connector Installation Overall Dimensions Supply must be fused at 3 a Residual Head of the Boiler Morley Road Tonbridge Kent TN9 1RA 60/100 mm80 mm Exhaust Restrictor Maximum Risk of Condensation Forming TypeExtension Piping not insulated Piping insulated SystemsRoom Thermostat Connection A11 Overheat Thermostat GAS and Water Circuits H.W. Storage Cylinder Model Commissioning Domestic HOT Water Priority KITControl Panel Combustion Analysis Turn off the boiler GAS Adjustments Methane Gas G20Liquid Butane Gas Liquid Propane Gas G30 G31 Maintenance Page Technical Service Hot Line 01494 Technical InformationManufacturer Merloni TermoSanitari SpA Italy Servicing Instructions Type C Boilers Fault Finding Servicing Instructions Removing the front panelRemoving the sealed chamber front cover Removing the side panelsRemoving the combustion cover Removing the burner and jetsRemoving the electrodes 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 boilerGas escaping with an approved soap and water solution Setting pressure for soft ignitionRegulating the heating power for Natural gas G20 Regulating the heating power for Butane gas G30Regulating the heating power for Propane gas G31 Removing the spark generator Removing the gas valveRemoving the pump pressure switch Removing the safety valveRemoving the automatic air vent 1. Unscrew valve top Z FIG Removing the pump Removing the pressure gauge Removing the expansion vesselRemoving the overheat thermostat Removing the frost thermostatRemoving the regulation thermostat Checking the fuse Removing the P.C.B.sO1O1 P1 P1 Fault Finding Finding diagrams described in this chapterYES Mbar Diagrams ElectricalSF008A MicroSYSTEM 21/28 Rffi Ariston B063 Technical Service Hot Line 01494 23 99 84 1550