Radiant RS 20 E 40/60 Installation And Maintenance Manual

Radiant gas fired, only heating wall-hung boilers

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INSTALLATION,
AND MAINTENANCE MANUAL
FOR GAS FIRED, ONLY HEATING
WALL-HUNG BOILERS
(SYSTEM BOILERS)
RS 20 E / 40 - 60
model
TYPE C
ROOM SEALED
RS 24 E / 70 - 90
model
TYPE C
ROOM SEALED
SEDBUK BAND D
Technical Specification RADIANT BRUCIATORI S.p.A. Montelabbate (PU) ITALY
TA02A101.B1203
ENGLISH

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Summary of Contents for Radiant RS 20 E 40/60

  • Page 1 WALL-HUNG BOILERS (SYSTEM BOILERS) RS 20 E / 40 - 60 model TYPE C ROOM SEALED RS 24 E / 70 - 90 model TYPE C ROOM SEALED SEDBUK BAND D TA02A101.B1203 Technical Specification RADIANT BRUCIATORI S.p.A. Montelabbate (PU) ITALY ENGLISH...
  • Page 3 INDEX INSTALLATION INSTRUCTIONS AND WARNINGS page TECHNICAL DATA page OVERALL DIMENSIONS - EXHAUST FLUE SYSTEM page GENERAL INSTALLATION REQUIREMENTS page BOILER INSTALLATION page BOILER CONTROL PANEL page STARTING UP THE BOILER FOR THE FIRST TIME page MAIN COMPONENTS page OPEN (VENTED) WATER SYSTEM page SEALED WATER SYSTEM page...
  • Page 4: Installation Instructions - And Warnings

    RADIANT BRUCIATORI S.p.A. products are type tested EC. All RADIANT boilers are constructed according to UNI - CIG (EC) norms. The materials used, such as copper, brass, and stainless steel form a compact, homogeneous, highly functional unit that is easy to install and simple to operate. The wall-mounted boiler is equipped with all of the approved accessories required to make it a true, independent heating plant for home heating and for the production of hot water for domestic needs.
  • Page 5 Installation Manual Model RS  TECHNICAL DATA Type C devices are devices in which the combustion circuit (air intake, combustion chamber, exchanger, combustion exhaust) is sealed off from the place where they are installed. CENTRAL HEATING ONLY sealed combustion circuit type RS 20 E 40 / 60 –...
  • Page 6: Overall Dimensions

    Installation Manual OVERALL DIMENSIONS TYPE C WALL-MOUNTED BOILERS SEALED COMBUSTION CIRCUIT: 3/4" 3/4" Kit A Horizontal coaxial exhaust flue system with 360° rotation. Allows fumes exhaust and air intake from external wall. 1/2" N.B.: To insert a bend in the flue, reduce total flue length by 0.8 m.
  • Page 7: Combustion Circuit

    Installation manual 3/4" 3/4" 1/2" 3/4" 3/4" 3/4" 3/4" G = GAS R = CENTRAL HEATING RETURN M = CENTRAL HEATING FLOW  Kit B. Double exhaust/intake flue system with 360° rotation. The twin tube system allows fumes exhaust into a flue duct and air intake from outside.
  • Page 8: General Installation Requirements

    Installation manual GENERAL INSTALLATION REQUIREMENTS GAS SAFETY It is the law that all gas appliances are installed by a CORGI registered installer (you can check this by contacting corgi on 01256.372200) in accordance with the regulations listed below. Failure to install appliances correctly could lead to prosecution. It is in your own interest and that of safety to ensure that the law is complied with.
  • Page 9: Flue Position

    Installation manual FLUE POSITION IMPORTANT: THE FLUE SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE RECOMMENDATIONS CONTAINED IN BS 5440:1. The boiler MUST be installed so that the terminal is exposed to the external air. It is important that the position of the terminal allows free passage of air across it at all times. If the terminal discharges into a pathway or passageway check that combustion products will not cause nuisance and that the terminal will not obstruct the passageway.
  • Page 10 Installation manual MINIMUM DISTANCES FOR FIXING TO WALL To allow access in the boiler for maintenance operations, the minimum distances shown below must be respected (fig. 1): Installation Instruction With a spirit level, draw a line on the wall on which the boiler will be installed (fig.
  • Page 11 Installation manual GAS CONNECTIONS Ø22 Ø22 The gas supply must be connected up by qualified person. The following standards must be complied with: UNICIG 3/4" 3/4" 7131/72 and UNICIG 7129/92 (of 21/04/93) Before installing the boiler, make sure of the following: ...
  • Page 12  Do not start the boiler unless you are sure it has been thoroughly tested by an authorised technician.  If the boiler should freeze up, under no circumstances attempt to turn it on but call the RADIANT HELP LINE (01329.828555) immediately.
  • Page 13: Main Components

    Installation manual MAIN COMPONENTS 1. MAIN HEAT EXCHANGER 2. ELECTRONIC IGNITION BOARD S4565QM1012 3. GAS VALVE VK4105 4. BURNER 13 R. 5. HEATING SENSOR 1/8” 6. LIMIT THERMOSTAT 90°C 7. FLUE HOOD ROOM SEALED 8. ROOM-SEALED CHAMBER COVER 9. AIR PRESSURE SWITCH 10.
  • Page 14: Open (Vented) Water System

    Installation Manual OPEN (VENTED) WATER SYSTEM AIR RELEASE POINT FEED AND EXPANSION CISTERN 15 mm (MINIMUN) COLD FEED CIRCULATING PUMP FLOW 22 mm (min.) BYPASS WITH LOCKSHIELD VALVE 22 mm VENT (min.) RETURN DRAIN COCK Open vented water system The appliance is suitable for open vented pumped systems, sealed systems where additional control protection is required. The following conditions should be observed: a) The static head must not exceed 30 m (100ft) of water b) The boiler must be used with an indirect cylinder...
  • Page 15: Sealed Water System

    Installation Manual SEALED WATER SYSTEM AIR RELEASE POINT FILLING POINT CIRCULATING PUMP PRESSURE GAUGE FLOW SAFETY 22 mm (min.) VALVE BYPASS WITH LOCKSHIELD VALVE RETURN DRAIN EXPANSION COCK VESSEL Safety valve: a safety valve complying with BS 6750 Part 1 must be fitted close to the boiler on the flow pipe by means of a horizontal or vertically upward connection with no intervening valve or restrictions and should be positioned to facilitate testing.
  • Page 16: Electrical Connections

    Installation Manual ELECTRICAL CONNECTIONS The boiler works with 230 V 50 Hz AC current and has maximum input of 70 W. Connection to the electrical mains must be performed with a switch having an dual polar opening of at least 3 mm. Make sure the live and neutral connections conform to the diagram.
  • Page 17 Installation Manual ELECTRICAL CONNECTIONS PRINTED CIRCUIT BOARD SM 20013 cod. 76646LA ELECTRONIC IGNITION BOARD blue S4565QM 1012 cod. 76631LA brown 12 11 RELAY black black KEY: - LINE - NEUTRAL - MAIN SWITCH - HEATING SENSOR - SAFETY THERMOSTAT E.I. - SAMMER-WINTER SWITCH - IGNITION ELECTRODE - IONISATION ELECTRODE...
  • Page 18 Installation Manual REGULATING THE MAX. AND MIN. MODULATION GAS PRESSURE To regulate the maximum gas pressure to the burner proceed as follows:  insert a gauge into the pressure socket B (fig.1).  remove the aluminium protective cap from screw A (fig.1) counter-clockwise; ...
  • Page 19: Gas Type Conversion

    Installation Manual GAS TYPE CONVERSION GAS BURNER UNIT Conversion of the boiler from natural gas to LPG and vice versa must be performed by qualified personnel only. Conversion is performed as follows: a) turn off the main power switch; b) close the gas cock; c) substitute the jets on the main burner as follows: ...
  • Page 20 Installation Manual GAS BURNER PRESSURE G 20 15°C 1013 mbar NATURAL GAS 15°C – 1013 mbar Btu/h 20.2 80000 17.6 70000 RS 20 E 60000 15.1 12.6 50000 10.1 40000 30000 20000 10000 Gas burner pressure in mbar G 20 15°C 1013 mbar NATURAL GAS 15°C –...
  • Page 21 Installation Manual GAS BURNER PRESSURE G 30-31 15°C 1013 mbar L.P.G. 15°C – 1013 mbar RS 20 E 90000 80000 70000 60000 50000 40000 30000 20000 10000 10 12 14 16 18 20 22 24 26 28 30 32 Gas Pressure mbar G 30-31 15°C 1013 mbar L.P.G.
  • Page 22: Short List

    Installation Manual SHORT LIST n° CODE DESCRIPTION RS 20 E / 40-60 RS 24 E / 70-90 Electronic Ignition Electronic Ignition 58006LA MAIN HEAT EXCHANGER 20.000 kCal/h  58007LA MAIN HEAT EXCHANGER 24.000 kCal/h  36066LA ELECTRONIC GAS VALVE VK4105 G1112 ...
  • Page 23: Fault Finding Chart

    Installation Manual FAULT FINDING CHART FAULT POSSIBLE CAUSE REMEDY 1) the boiler electrical power is on and the fan runs air pressure switch replace it but the flame doesn‟t ignite and the boiler does not lock-out. 2) the fan runs but the flame does not ignite, there is limit thermostat 90°c replace it no sparkling and after 10 seconds the boiler locks-...
  • Page 24 Tel. +39 0721 9079.1 • fax. +39 0721 9079279 e-mail: tecnico@radiant • Internet: http://www.radiant.it UK – Radiant Helpline – 01329.828555 ALL DESCRIPTIONS AND ILLUSTRATIONS CONTAINED IN THIS LEAFLET HAVE BEEN CAREFULLY PREPARED BUT WE RESERVE THE RIGHT TO MAKE CHANGES...

This manual is also suitable for:

Rs 20 eRs 24 e

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