Riello RS 410/E O2 BLU Installation, Use And Maintenance Instructions
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Riello RS 410/E O2 BLU Installation, Use And Maintenance Instructions

Forced draught gas burners
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Installation, use and maintenance instructions
Forced draught gas burners
GB
Modulanting operation
CODE
20166002
20174926
20179072
20158157
20174930
20156791
20174931
MODEL
RS 310/E O
BLU
2
RS 410/E O
BLU
2
RS 410/E O
BLU
2
RS 410/E O
BLU
2
RS 510/E O
BLU
2
RS 510/E O
BLU
2
RS 610/E O
BLU
2
TYPE
1138T1
1135T1
1135T1
1135T1
1136T1
1136T1
1137T1
20173117 (4) - 09/2020

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  • Page 1 Installation, use and maintenance instructions Forced draught gas burners Modulanting operation CODE MODEL TYPE 20166002 RS 310/E O 1138T1 20174926 RS 410/E O 1135T1 20179072 RS 410/E O 1135T1 20158157 RS 410/E O 1135T1 20174930 RS 510/E O 1136T1 20156791 RS 510/E O 1136T1 20174931...
  • Page 2 Translation of the original instructions...

  • Page 3: Table Of Contents

    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................................
  • Page 4 Contents Notes on safety for the first start-up ...........................33 Adjustments prior to ignition............................33 Burner start-up ................................34 Air / fuel adjustment ..............................35 6.4.1 Air adjustment for maximum output ...........................35 6.4.2 Air/fuel adjustment and output modulation system ....................35 6.4.3 Burner adjustment..............................35 6.4.4 Output upon ignition ..............................35 6.4.5 Maximum output ................................35...

  • Page 5: Declarations

    The quality is guaranteed by a quality and management system certified in accordance with ISO 9001:2015. 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”.

  • Page 6: Information And General Warnings

    Information and general warnings Information and general warnings Information about the instruction manual 2.1.1 Introduction DANGER: EXPLOSION The instruction manual supplied with the burner: This symbol signals places where an explosive at-  is an integral and essential part of the product and must not mosphere may be present.

  • Page 7: Delivery Of The System And The Instruction Manual

    Information and general warnings 2.1.4 Delivery of the system and the instruction  The system supplier must carefully inform the user about: – 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;...

  • Page 8: Safety And Prevention

    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.

  • Page 9: Technical Description Of The Burner

    Technical description of the burner Technical description of the burner Burner designation Range: Fuel: Natural gas Gas oil Gas oil / Methane Heavy oil Size Adjustment : E Electronic cam Electronic cam and variable speed (with Inverter) Mechanical cam Proportional air/gas valve Electronic cam and suitable for Oxygen Control (O EV O Electronic cam and variable speed (with Inverter) and suitable for Oxygen Control O...

  • Page 10: Burner Categories - Countries Of Destination

    Technical description of the burner Burner categories - Countries of destination Gas category Destination country AT-BG-CH-CZ-DK-EE-ES-FI-GB-GR-HU-HR-IE-IS-IT-LT-LV-NO-PT- RO-SE-SI-SK-TR 2ELL 2E(R) LU - PL Tab. B Technical data Model RS 310/E O RS 410/E O RS 510/E O BLU RS 610/E O Power min - max 400/1200 ÷...
  • Page 11 Technical description of the burner STAR - TRIANGLE START UP Model RS 410/E O RS 510/E O RS 610/E O Main electrical supply 3N ~ 400V +/-10% 50 Hz 2930 2880 2915 400/690 400/690 400/690 Fan motor IE2 16,5/9,6 21,3/12,3 26,8/15,5 V1 - V2 230 V - 1 x 8 kV...

  • Page 12: Maximum Dimensions

    Technical description of the burner Maximum dimensions The maximum dimensions of the burner are given in Fig. 1. * The gas adaptor is set also for DN 80 bore. Bear in mind that inspection of the combustion head requires the burner to be opened and the rear part turned on the hinge.

  • Page 13: Firing Rates

    Technical description of the burner Firing rates The MAXIMUM 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 The MINIMUM OUTPUT must not be lower than the minimum atmospheric pressure of 1013 mbar (approx.

  • Page 14: Test Boiler

    Technical description of the burner Test boiler The burner/boiler combination does not pose any problems if the The firing rates were set in relation to special test boilers, accord- boiler is EC approved and its combustion chamber dimensions ing to EN 676 regulations. are similar to those indicated in the diagram (Fig.

  • Page 15: Burner Description

    Technical description of the burner 4.10 Burner description ASSEMBLY VIEW 20097828 Fig. 4 Lifting rings The burner can be opened to the right or to the left without links to the fuel supply side. Fan motor Air damper servomotor Combustion head gas pressure test point To open the burner see section “Access to head Combustion head internal part”...

  • Page 16: Electrical Panel Description

    Technical description of the burner 4.11 Electrical panel description 20179213 Fig. 5 Electrical control box 0/AUTO selector Safety button Earth terminal Supply cables and external connections passage. See sec- tion “Electrical wiring” on pag. 31 Signal “POWER ON” Main terminal supply board Relay with clean contacts for signalling the burner is in lock- Relay with clean contacts for signalling the burner is operat- 10 Auxiliary circuits fuse (includes a spare fuse)

  • Page 17: Control Box For The Air/Fuel Ratio (Lmv52

    Technical description of the burner 4.12 Control box for the air/fuel ratio (LMV52...) Warnings To avoid accidents, material or environmental damage, observe the following instructions! The LMV52 control box... is a safety device! Avoid WARNING opening or modifying it, or forcing its operation. Ri- ello S.p.A.
  • Page 18 Technical description of the burner Electrical connection of flame detector • always separate the detector cables from the other cables: – Line capacitance reduces the magnitude of the flame signal. It is important for signal transmission to be almost totally free –...

  • Page 19: 4.13 Actuator

    Technical description of the burner 4.13 Actuator Warning notes To avoid injury to persons, damage to prop- erty or the environment, the following warn- ing notes should be observed! WARNING Do not open, interfere with or modify the ac- tuators! ...

  • Page 20: Pll52

    Technical description of the burner 4.14 PLL52... module (optional) Warnings To avoid accidents, material or environmen- tal damage, observe the following instruc- tions! WARNING Avoid opening, modifying or forcing the de- vice.  All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel. ...

  • Page 21: Oxygen Sensor Qgo20

    Technical description of the burner 4.15 Oxygen sensor QGO20 ... (optional) Warnings To avoid accidents, material or environmen- S9895 tal damage, observe the following instruc- tions! WARNING Avoid opening, modifying or forcing the oxy- gen sensor.  All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel.

  • Page 22: 4.15.1 Technical Data Qgo20

    Technical description of the burner 4.15.1 Technical data QGO20 Operating voltage of measuring cell’s: – QGO20.000D27 AC 230 V ±15 % – QGO20.000D17 AC 120 V °15 % (only with LMV52 ... with PLL52...) Mains frequency: 50...60 Hz ±6 % Power consumption: Max.

  • Page 23: 4.16 Calibration Of The Thermal Relay

    Technical description of the burner 4.16 Calibration of the thermal relay The thermal relay serves to avoid damage to the motor due to an excessive absorption increase or if a phase is missing. For calibration 2), see the table in the wiring diagram. To reset, in case of an intervention of the thermal relay, press the "RESET"...

  • Page 24: Installation

    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.

  • Page 25: Operating Position

    Installation Operating position  The burner is designed to operate only in positions 1, 2, 3 and 4 (Fig. 12).  Installation 1 is preferable, as it is the only one that allows the maintenance operations WARNING as described in this manual. ...

  • Page 26: Access To Head Internal Part

    Installation Access to head internal part The burner leaves the factory set for opening to the left, therefore maintaining the pin 1)(Fig. 15) in the housing. To open the burner towards the left, proceed as follows: A Disconnect the plug/socket 9)(Fig. 15) of the maximum gas pressure switch;...

  • Page 27: Probe-Electrode Position

    Installation Probe-electrode position Check that the probe and the electrode are placed as in Fig. 16, according to the dimensions indicat- WARNING Probe RS 410-510-610/E O Electrode RS 310/E O Place in line with the hole 20071251 Fig. 16 Gas butterfly valve If necessary, replace the gas butterfly valve.

  • Page 28: Combustion Head Adjustment

    Installation 5.10 Combustion head adjustment Rotate the screw 1) until the notch you have found corresponds Only for the RS 310/E O BLU model: with the front surface of the screw itself. The RS 310/E O BLU burner is equipped with central air/gas ad- The combustion head is opened by turning the screw 1) anti- justment.
  • Page 29 Installation No. Setpoint (air = gas) 20081480 Max. burner output (kW) Fig. 20 20173117...

  • Page 30: Gas Pressures

    Installation 5.11 Gas pressures Explosion danger due to fuel leaks in the pres- MBC “threaded” ence of a flammable source. Precautions: avoid knocking, attrition, sparks and heat. Make sure the fuel interception tap is closed be- fore performing any operation on the burner. The fuel supply line must be installed by qualified personnel, in compliance with current standards and laws.

  • Page 31: 5.11.2 Gas Train

    Installation 5.11.2 Gas train Pay attention when handling the train: danger of Approved according to standard EN 676 and provided separately crushing of limbs. from the burner. To select the correct gas train model, refer to the supplied "Burn- er-gas train combination" manual. Make sure that the gas train is properly installed by checking for any fuel leaks.

  • Page 32: 5.11.4 Gas Pressure

    Installation 5.11.4 Gas pressure 1 p (mbar) 2 p (mbar) Tab. N indicates the minimum pressure drops along the gas sup- G 20 G 25 G 20 G 25 ply line, depending on the maximum burner output. 1200 The values shown in Tab. N refer to: 1440 14.1 –...

  • Page 33: Electrical Wiring

    Installation 5.12 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.

  • Page 34: Supply Cables And External Connections Passage

    Installation 5.12.1 Supply cables and external connections passage All the cables to be connected to the burner must be threaded through cable grommets. The use of the cable grommets can take various forms; by way of example see Fig. 26. Key (Fig.

  • Page 35: Start-Up, Calibration And Operation Of 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 Before igniting the burner, see the paragraph by qualified personnel, as indicated in this manual vedi “Safety test - with gas feeding closed”...

  • Page 36: Burner Start-Up

    Start-up, calibration and operation of the burner Burner start-up Feed electricity to the burner via the disconnecting switch on the boiler panel. Close the thermostats/pressure switches. Turn the switch of Fig. 28 to position “AUTO”. Make sure that the lamps or testers connected to the solenoids, or indicator lights on the solenoids themselves, show that no voltage is present.

  • Page 37: Air / Fuel Adjustment

    Start-up, calibration and operation of the burner Air / fuel adjustment Air/fuel synchronisation is carried out with the relevant air and This quantity must be equal to, or lower than, the quantity gas servomotors by logging a calibration curve by using the elec- given by the formula, for ts = 3s: tronic cam.

  • Page 38: Final Adjustment Of The Pressure Switches

    Start-up, calibration and operation of the burner Final adjustment of the pressure switches 6.5.1 Air pressure switch Adjust the air pressure switch (Fig. 29) after performing all other burner adjustments with the air pressure switch set to the start of the scale.

  • Page 39: Minimum Gas Pressure Switch

    Start-up, calibration and operation of the burner 6.5.3 Minimum gas pressure switch Adjust the minimum gas pressure switch (Fig. 31) after perform- ing all the 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 stops.

  • Page 40: Description Of O2 Trim Control (Optional)

    Start-up, calibration and operation of the burner Description of O trim control (optional) A special feature of the LMV52… is control of the residual O The following generic diagram shows the system (Fig. 33). content to increase the boiler’s efficiency. The LMV52… uses a QGO20…, an external PLL52…, and the standard components of the LMV51…...

  • Page 41: Maintenance

    Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, Disconnect the electrical supply from the burner safety, yield and duration of the burner. by means of the main system switch. It allows you to reduce consumption and polluting emissions and to keep the product in a reliable state over time.

  • Page 42: Safety Components

    Maintenance Boiler 7.2.5 Measuring the ionisation current Clean the boiler as indicated in its accompanying instructions in The burner is fitted with an ionisation system to check that a order to maintain all the original combustion characteristics in- flame is present. tact, especially the flue gas temperature and combustion cham- The burner provides a much higher current, so controls are not ber pressure.

  • Page 43: Opening The Burner

    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. 20069489 To open the burner, use the same procedure set out in “Access to head internal part”...

  • Page 44: Faults - Possible Causes - Solutions

    Faults - Possible causes - Solutions Faults - Possible causes - Solutions If faults arise in ignition or operations, the burner performs a "safety stop", which is signalled by the red burner lockout LED. The display of the operator panel visualises alternately the lock- out code and the relative diagnostic.

  • Page 45: A Appendix - Accessories

    Appendix - Accessories Appendix - Accessories Kit for modulating operation Burner Probe Adjustment field Code All models PT 100 temperature - 100...+ 500°C 3010110 All models 4 - 20 mA pressure 0...2.5 bar 3010213 All models 4 - 20 mA pressure 0...16 bar 3010214 All models...
  • Page 46 Appendix - Accessories PVP kit (Seal control function - See gas train booklet) Burner Ramp type Code All models MB - CB 3010344 Gas trains in compliance with EN 676 Please refer to manual. The installer is responsible for the addition of any safety device not foreseen in this manual.

  • Page 47: B Appendix - Electrical Panel Layout

    Appendix - Electrical panel layout Appendix - Electrical panel layout Index of layouts Indication of references Single line output diagram Functional layout LMV 52... Functional layout LMV 52... Functional layout LMV 52... Functional layout LMV 52... Functional layout LMV 52... Functional layout LMV 52...
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  • Page 54 Appendix - Electrical panel layout & & 20169327...
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  • Page 66 Appendix - Electrical panel layout 20169327...
  • Page 67 Appendix - Electrical panel layout Wiring layout key Electronic cam Module O2 type PLL... Display and calibration unit Probe with output under current Device with output undercurrent, for modifying re- mote setpoint Light signalling burner lockout and reset button Pressure probe Pressure probe Probe Pt100, 3 wires Probe Pt100, 3 wires...
  • Page 68 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.riello.it http:// www.riello.com Subject to modifications...

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