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Installation, use and maintenance instructions Forced draught gas burner Progressive two-stage or modulating operation CODE MODEL TYPE 20094344 RS 200/EV BLU TL 94344X 20095199 (2) - 08/2015...
Contents Information and general warnings............................3 Information about the instruction manual ........................3 1.1.1 Introduction.................................. 3 1.1.2 General dangers................................3 1.1.3 Other symbols ................................3 1.1.4 Delivery of the system and the instruction manual...................... 4 Guarantee and responsibility............................4 Safety and prevention................................5 Introduction..................................
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Contents 5.4.1 Firing output ................................31 5.4.2 Maximum output ................................31 5.4.3 Minimum output .................................31 Final calibration of the pressure switches ........................32 5.5.1 Air pressure switch..............................32 5.5.2 Maximum gas pressure switch...........................32 5.5.3 Minimum gas pressure switch............................33 5.5.4 PVP pressure switch kit .............................33 Maintenance ....................................34 Notes on safety for the maintenance .........................34 Maintenance programme ............................34...
Information and general warnings Information and general warnings Information about the instruction manual 1.1.1 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: 1.1.4 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 : Fuel : Natural gas Light oil Light oil / Natural gas Heavy oil Size Adjustment : Electronic cam Electronic cam and variable speed (with Inverter) Mechanical cam Proportional air/gas valve C01 or ...
The dimensions of the open burner are indicated by position I. Bear in mind that inspection of the combustion head requires the burner to be opened and the rear part drawn back on the guides. D1206 Fig. 1 RS 200/EV BLU TL 1587 2” Tab. E Firing rate The maximum output is chosen within area A of the diagram The firing rate (Fig.
Technical description of the burner 3.7.1 Firing rate on basis of air density If H3 is greater than H1)(Fig. 3), the burner can produce the de- livery requested. The firing rate of the burner shown in the manual is valid for a If H3 is less than H1, it is necessary to reduce the output of the room temperature of 20°C and an altitude of 0m above sea level burner.
Technical description of the burner Test boiler The firing rates were obtained in special test boilers, according to The coupling is ensured when the boiler is EC type-approved; for EN 676 regulations. boilers or ovens with combustion chambers of very different di- mensions compared to those shown in the diagram of Fig.
Technical description of the burner 3.10 Burner description Seen from A Seen from A 20096721 Fig. 5 Combustion head 19 Minimum air pressure switch (differential operating type) Ignition pilot 20 Slide bars for opening the burner and inspecting the com- Screw for combustion head adjustment bustion head Maximum gas pressure switch...
To avoid accidents, material or environmental damage, observe the following instructions! 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! Risk of explosion!
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Technical description of the burner Electrical connection of flame detector – Use a separate cable. Respect the allowed cable lengths. It is important for signal transmission to be almost totally free The grounding of the burner must be in compliance with the of any disturbances or loss: rules in force;...
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Technical description of the burner Cable lengths – Main line AC 230 V Max. 100 m (100 pF / m) – Display, BCI For installation under the casing of the burner or in the control panel max. 3 m (100 pF / m) –...
Technical description of the burner 3.12 Operation sequence of the burner Operation Checking Start up Shutdown of seal TSA1 Phase number 0.6 s Timer - Resolution - Ratio 27 s 30 s Timer 1 (parameters) Timer 2 (parameters) Timer 3 = max. phase time RAST plug Input signals PIN number...
Technical description of the burner 3.12.1 List of phases Phase Description Phase Description Ph44 t44 = interval time 1 Ph00 Lockout phase Ph60 Operation Ph02 Safety phase Ph62 The burner moves to the switching off position Ph10 Closing paused Ph70 t13 = post-combustion time Ph12 Standby...
Technical description of the burner 3.13.2 Buttons description Button Button Function To regulate the fuel servomotor Button F (keep pressed and adjust the value by pressing To regulate the servomotor air Button A (keep pressed and adjust the value by pressing To modify the parameter for setting the P mode Button A and F VSD Function...
Technical description of the burner 3.14 Servomotors (SQM33..) Important notes To avoid accidents, material or environmental damage, observe the following instructions! Avoid opening, modifying or forcing the servo- WARNING motor. All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel. ...
To avoid accidents, material or environmental damage, observe the following instructions! Avoid opening, modifying or forcing the inverter. WARNING Riello S.p.A. cannot assume any responsibility for damage resulting from unauthorised interven- tions! Operators must be aware of the fact that incorrect- ly setting the inverter risks causing dangerous conditions while the burner is operating.
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 Operating position The burner is designed to operate only in Any other position could compromise the cor- positions 1 , 2 , 3 and 4 (Fig. 14). rect operation of the appliance. Installation 1 is preferable, as it is the only ...
Installation 4.5.3 Blast tube length For boilers with front flue passes 13)(Fig. 19 on page 23), or flame inversion chambers, a protection in refractory material 11) The length of the blast tube must be selected according to the in- must be inserted between the boiler refractory 12) and the blast dications provided by the manufacturer of the boiler, and in any tube 10).
Installation Securing the burner to the boiler Once this operation has been carried out: fix the flange 9) to the boiler plate, interposing the insulating Provide an adequate lifting system of the burner. gasket 8) supplied. Use the 4 screws supplied, with a tightening torque of 35 - 40 Nm, after protecting their thread with anti-seize products.
Installation Combustion head adjustment At this point of the installation, the combustion head is fixed to the – external air R1 boiler as shown in Fig. 18. It is therefore especially easy to adjust, – central air R3 and this adjustment depends only on the maximum output of the In the diagram (Fig.
Installation Burner closing refit the screws 2) on the guides 3); Once the combustion head adjustment is completed: reassemble the burner on the guides 3) at about 100 mm fix the burner to the pipe coupling with the screws 1). from the pipe coupling 4) - burner in the position shown in When fitting the burner on the two guides, it is Fig.
Installation 4.10 Gas feeding Explosion danger due to fuel leaks in the pres- ence of a flammable source. Precautions: avoid knocking, attrition, sparks and heat. Make sure that the fuel interception tap is closed before performing any operation on the burner. The fuel supply line must be installed by qualified personnel, in compliance with current standards and laws.
Installation The values shown in Tab. N refer to: – Natural gas G 20 NCV 9.45 kWh/Sm (8.2 Mcal/Sm Beware of train movements: danger of crushing of – Natural gas G 25 NCV 8.13 kWh/Sm (7.0 Mcal/Sm limbs. Column 1 Load loss at combustion head.
Installation 4.11 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 4.11.1 Motor cable shield It is important to shield the motor cable 1) as indi- cated in Fig. 29. WARNING Key (Fig. 29) Power supply cable (from the inverter) Single-phase power supply cable 4.11.2 Revolution sensor adjustment The revolution sensor E)(Fig. 30) is placed inside the fan motor cup A) and measures the number of revolutions of the motor via the reading plate B), fixed rigidly to the motor.
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 As the burner is not fitted with a device to check the sequence of the phases, the motor rotation may be incorrect. As soon as the burner starts up, go in front of the cooling fan of the fan motor and check it is rotating anticlockwise.
Start-up, calibration and operation of the burner Final calibration of the pressure switches 5.5.1 Air pressure switch Adjust the air pressure switch (Fig. 33) after having performed all other burner adjustments with the air pressure switch set to the start of the scale. With the burner working at MIN output, insert a combustion analyser in the stack, slowly close the suction inlet of the fan (for example, with a piece of cardboard) until the CO value does not...
Start-up, calibration and operation of the burner 5.5.3 Minimum gas pressure switch Adjust the minimum gas pressure switch (Fig. 35) after having performed all other burner adjustments with the pressure switch set to the start of the scale. With the burner operating at maximum output, increase adjust- ment pressure by slowly turning the relative knob clockwise until the burner locks out.
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 Combustion If the combustion values found at the start of the intervention do Checking not satisfy current standards or anyway indicate a poor state of gas pressure combustion (consult the table below), contact the Technical As- sistance Service for the necessary adjustments. Air excess EN 676 Max.
Maintenance Opening the burner Loosen the 4 screws 1)(Fig. 39) and remove the hood 2). Assemble the two extensions supplied on the slide bars 4) Disconnect the electrical supply from the burner (TL versions). by means of the main system switch. ...
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