Index Declarations....................................3 Information and general warnings............................5 Information about the instruction manual ........................5 2.1.1 Introduction.................................. 5 2.1.2 General dangers................................5 2.1.3 Other symbols ................................5 2.1.4 Delivery of the system and the instruction manual...................... 6 Guarantee and responsibility............................6 Safety and prevention................................
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Index Operation sequence of the burner ..........................27 Maintenance ....................................28 Notes on safety for the maintenance .........................28 Maintenance programme ............................28 7.2.1 Maintenance frequency..............................28 7.2.2 Checking and cleaning...............................28 Opening the burner ..............................29 Faults - Possible causes - Solutions............................30 Appendix - Accessories ................................31 20096985...
The quality is guaranteed by a quality and management system certified in accordance with UNI EN ISO 9001. Manufacturer's Declaration RIELLO S.p.A. declares that the following products comply with the NOx emission limits specified by German standard “1. BIm- SchV revision 26.01.2010”.
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53 mg/kWh Controlling organisation: TÜV SÜD Industrie Service GmbH Ridlerstrase, 65 80339 Munchen DEUTSCHLAND Legnago, 21.05.2015 Executive General Manager Research & Development Director RIELLO S.p.A. - Burner Department RIELLO S.p.A. - Burner Department Mr. U. Ferretti Mr. F. Comencini 20096985...
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 Maximum dimensions The maximum dimensions of the flange and burner are given in Fig. 1. D4429 Fig. 1 Model L - U BS1/M 316 125.5 125.5 351 234.5 116.5 174 89.5 230 BS2/M 325 125.5 125.5 352 238-252 114-100 BS3/M 262-280 128-110...
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Technical description of the burner 20096850 BS1/M -0.2 kcal/h 50.000 Thermal power FIRING RATE BS1/M 20097924 BS2/M BS3/M -0.5 kcal/h 50.000 100.000 150.000 Thermal power FIRING FIRING RATE RATE BS2/M BS3/M 20097925 BS4/M -0.5 kcal/h 50.000 100.000 150.000 200.000 Thermal power FIRING RATE Fig.
Technical description of the burner Test boiler The firing rate has been defined according to EN 676 standard. For applications where the boiler does not conform to EN 303, or where the combustion chamber is much smaller than the dimen- sions given in EN 676, please consult the manufacturers.
The control box is a safety device! Avoid opening WARNING or modifying it, or forcing its operation. Riello S.p.A. cannot assume any responsibility for dam- age resulting from unauthorised interventions! ➤ All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel.
Technical description of the burner 4.12 Servomotor (SQN91.57) Warnings Technical data To avoid accidents, material or environmental Model SQN91.57 damage, observe the following instructions! Operating voltage AC 220V –15 %...AC 240V +10 % Avoid opening, modifying or forcing the actuators. Mains frequency 50/60 Hz ±6% WARNING...
Installation Installation Notes on safety for the installation After carefully cleaning all around the area where the burner is to The installation of the burner must be carried out be installed, and arranging for the environment to be illuminated by qualified personnel, as indicated in this manual correctly, proceed with the installation operations.
FAM.3 AT,CH,IS N2L3B/P LU sibilities (see Firing rate) I2E(P)B.I3 BE RIELLO S.p.A. II2L3B/P NL PESO Warning. The burner output must be within the boiler's firing I-37048 Legnago (VR) Imax II2Er3P FR rate.
Installation Securing the burner to the boiler Provide an adequate lifting system of the burner. In any event, make sure that the combustion head crosses the entire thickness of the boiler door. WARNING ➤ If necessary, widen the insulating gasket holes (Fig. 8), tak- ing care not to damage them.
Installation Combustion head adjustment The adjustment of the combustion head varies depending on the burner output. This is carried out by turning the adjustment screw 6)(Fig. 11) clockwise or anti-clockwise until the notch on the regulating rod 2) lines up with the outside surface of the head assembly 1). Fig.
Installation Positioning the probe - electrode ➤ Make sure that the plate 3)(Fig. 13) is always inserted in the flattening of the electrode 1). ➤ Rest the probe insulator 4) against the air diffuser 2). Respect the positions shown in Tab. K. WARNING Model A (mm) ±...
Installation Gas feeding Explosion danger due to fuel leaks in the pres- The fuel supply line must be installed by qualified ence of a flammable source. personnel, in compliance with current standards and laws. Precautions: avoid knocking, attrition, sparks and WARNING heat.
Installation 5.9.3 Gas train ∆p (mbar) Approved according to standard EN 676 and provided separately G 20 G 25 from the burner. For its adjustment see the enclosed instructions. 0.84 1.26 Disconnect the electrical power using the main 1.54 switch. DANGER 2.94 3.64...
Installation 5.10 Electrical wiring 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.
Installation 5.10.1 Electrical system carried out by the factory LINE LOAD S8513 Fig. 17 Key (Fig. 17) Motor capacitor CN... Connectors Filter to protect against radio disturbance Auxiliary terminal board Motor Minimum air pressure switch. Servomotor Ionisation probe Operation switch: MAN = manual AUT = automatic OFF = unlit...
Installation 5.10.2 Electrical wiring to be carried out by the installer WITHOUT OUTPUT POWER REGULATOR (progressive two-stage operation) D4548 Fig. 18 High/low flame thermostat If the boiler is fitted with a 7-pin plug, it has to be 1st stage hour counter replaced with the one supplied with the burner.
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 Repeat operations 6) and 7) until no more adjustments of When finished, after checking that the burner has a good the gas/air ration calibration and the POINT 0 screws are ignition and good flame stability, select automatic operating needed.
Start-up, calibration and operation of the burner Air pressure switch Adjust the air pressure switch after performing all other burner adjustments with the air pressure switch (Fig. 23) set to the start of the scale. With the burner operating at maximum output, turn the knob slow- ly in a clockwise direction until burner lockout.
Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, safety, yield and duration of the burner. Turn off the burner's power supply using the main It allows you to reduce consumption and polluting emissions and system switch.
Maintenance Gas filter Leave the burner working without interruption for about 10 min, Change the gas filter when it is dirty. checking the right settings in the 1st and 2nd stage of all the com- ponents stated in this manual Combustion –...
Faults - Possible causes - Solutions Faults - Possible causes - Solutions The control box has a self-diagnostic system, which allows the When the button is released, the RED LED starts to blink, as operating malfunctions to be easily identified. shown in the following table.
Appendix - Accessories Appendix - Accessories Kit for modulating operation With the modulating operation, the burner automatically adapts Two components should be ordered: the output delivered between its maximum and minimum values, – a probe to be installed on the boiler keeping the parameter, temperature or pressure to be controlled –...
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Appendix - Accessories 7-pin plug kit Burner Code All models 3000945 Gas trains in compliance with EN 676 Please refer to manual. 20096985...