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Installation, use and maintenance instructions Forced draught gas burners One-stage operation CODE MODEL TYPE 3756505 - 3756506 RIELLO 40 FS3 565 M 20063642 (1) -02/2013...
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Translation of the original instructions...
Contents Declarations....................................3 Information and general warnings............................4 Information about the instruction manual ........................4 2.1.1 Introduction.................................. 4 2.1.2 General dangers................................4 2.1.3 Other symbols ................................4 2.1.4 Delivery of the system and the instruction manual...................... 5 Guarantee and responsibility............................5 Safety and prevention................................
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Contents Additional, programmable control box functions ......................23 6.9.1 Post-purging function (t6)............................23 6.9.2 Continuous purging function (only for applications in which this is provided for) ............23 6.9.3 Function setting procedure using the reset button .....................23 6.10 Visual diagnostics of the control box..........................23 Maintenance ....................................25 Notes on safety for the maintenance .........................25 Maintenance programme ............................25...
The quality is guaranteed by a quality and management system certified in accordance with UNI EN ISO 9001. Legnago, 01.03.2013 Operating Manager Research and Development Director RIELLO S.p.A. - Burners Department RIELLO S.p.A. - Burners Department Ing. I. Zinna Ing. R. Cattaneo...
Information and general warnings Information and general warnings Information about the instruction manual 2.1.1 Introduction WARNING: MOVING PARTS The instruction manual supplied with the burner: This symbol indicates that you must keep limbs is an integral and essential part of the product and must not away from moving mechanical parts;...
Information and general warnings The system supplier must carefully inform the user about: 2.1.4 Delivery of the system and the instruction – the use of the system; manual – any further tests that may be required before activating the When the system is delivered, it is important that: system;...
Safety and prevention Safety and prevention Introduction The burners have been designed and built in compliance with the type and pressure of the fuel, the voltage and frequency of the current regulations and directives, applying the known technical electrical power supply, the minimum and maximum deliveries for rules of safety and envisaging all the potential danger situations.
Technical description of the burner Technical description of the burner Burner designation Range: RIELLO 40 F Fuel: Natural gas Gas oil Light oil - Natural gas Size Variations: Light oil with pre-heater Conical head Reduced ignition output Two-stage Head :...
Technical description of the burner Technical data Model RIELLO 40 FS3 Type 565 M 11 35 Heat output (Hi) min - max 9,500 30,000 kcal/h NCV 8 12 kWh/m – 7,000 10,340 kcal/m Fuel Family 2 Pressure: min. 10 mbar – max. 200 mbar...
Technical description of the burner Firing rate The burner output is chosen from within the diagram area The firing rate value (Fig. 2) has been obtained (Fig. 2). considering an ambient temperature of 20°C, an atmospheric pressure of 1013 mbar (approx. 0 m above sea level), and with the combustion head WARNING adjusted as shown on pag.
Technical description of the burner Burner description 20065543 Fig. 4 Air damper 11 Gas train elbow Damper fixing screws 12 Flange Pressure test point (-) 13 Pressure test point (+) Cover fixing screw 14 Combustion head Air pressure switch 15 Electrode-probe Motor The cable grommet, supplied as standard, should Lock-out signal with reset button...
The control box is a safety device! Avoid opening ment WARNING or modifying it, or forcing its operation. Riello S.p.A. cannot assume any responsibility for dam- Rated power supply voltage V A.C. 210...230, +10 -15% age resulting from unauthorised interventions!
Installation Installation Notes on safety for the installation After carefully cleaning all around the area where the burner will The installation of the burner must be carried out be installed, and arranging the correct lighting of the environ- by qualified personnel, as indicated in this manual ment, proceed with the installation operations.
Installation Preliminary checks 5.4.1 Control of the supply A burner label that has been tampered with, re- moved or is missing, along with anything else that After removing all the packaging, check the integ- prevents the definite identification of the burner rity of the contents.
Installation Securing the burner to the boiler Provide an adequate lifting system of the burner. Separate the combustion head assembly from the burner body by removing nut 1) and removing the group A)(Fig. 8). Fix the group B)(Fig. 8) to the boiler plate 2), inserting the supplied insulating gasket 3).
Installation Positioning the probe - electrode Do not turn the ignition electrode but leave it as Place the ceramic part of the electrode A) against shown in Fig. 11. the diffuser disc B)(Fig. 11). if the ignition electrode is put near the ionisation WARNING WARNING probe, the control box amplifier might be dam-...
Installation 5.9.2 Gas train Approved according to standard EN 676 and provided separately from the burner. Supplied separately for its adjustment, see the enclosed instructions. The train-burner combination is indicated in Tab. C. Connections Code Model Gas train Burner 3970569 MBC 65/1 - RSD 20 Rp 1/2 Rp 1/2...
Installation 5.10 Electrical wiring 5.10.1 Notes on safety for the electrical wiring The electrical wiring must be carried out with the electrical supply disconnected. Electrical wiring must be made in accordance with the regulations currently in force in the country of destination and by qualified personnel.
Start-up, calibration and operation of the burner Start-up, calibration and operation of the burner Notes on safety for the first start-up The first start-up of the burner must be carried out Check the correct working of the adjustment, com- by qualified personnel, as indicated in this manual mand and safety devices.
Start-up, calibration and operation of the burner Operation sequence of the burner 6.5.1 Regular operation Key (Fig. 18) Ignition transformer Reset button LED indicating operating status Fan motor Ionisation probe Limit thermostat Gas valve Green Red (LED signalling) Flame loss during operation (Recycle max. 3 attempts) Green (LED signalling) MV = idle No signal needs to be received...
Start-up, calibration and operation of the burner 6.5.2 Lockout due to ignition failure Key (Fig. 19) Ignition transformer Reset button LED indicating operating status Fan motor Ionisation probe Limit thermostat Gas valve Red (LED signalling) Lockout Green (LED signalling) Green D7394 Fig.
Start-up, calibration and operation of the burner 6.5.4 Lockout types and triggering times in case of burner malfunction Description of types of faults Lockout Presence of flame during standby time “t2” After max. 30 seconds (after TL) Presence of flame in pre-purging, or loss of air pressure during Within 1 second operation Air pressure loss during pre-purging;...
Start-up, calibration and operation of the burner Additional, programmable control box functions 6.9.1 Post-purging function (t6) 6.9.2 Continuous purging function (only for applications in which this is provided for) Post-ventilation is a function that maintains air ventilation even after the burner is switched off. The switching off of the burner Continuous purging is a function that maintains the air ventilation comes about when the limit thermostat (TL) opens, with the con- independently of the request for burner ignition.
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Start-up, calibration and operation of the burner The sequence of led pulses issued by the control box identifies the possible types of malfunction, which are listed in the table Tab. J. Signal Possible cause The flame does not stabilise at the end of the safety time: –...
Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, safety, yield and duration of the burner. Disconnect the electrical supply from the burner It allows you to reduce consumption and polluting emissions and by means of the main system switch.
Maintenance Opening the burner Disconnect the electrical supply from the burner by means of the main system switch. DANGER Turn off the fuel interception tap. DANGER Wait for the components in contact with heat sources to cool down completely. If maintenance of the combustion head is required, refer to the in- structions given in "Operating position"...
Faults - Possible causes - Solutions Faults - Possible causes - Solutions Here below you can find some causes and the possible solutions In the event the burner stops, in order to prevent for some problems that could cause a failure to start or a bad any damage to the installation, do not unblock the working of the burner burner more than twice in a row.
Faults - Possible causes - Solutions Faults Possible Causes Solution The burner continues to re- The gas pressure in the gas-mains lies very Lower and set the pressure switch. peat the starting cycle without close to the value to which the gas pressure going on lockout.
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