Riello RLS 160/EVi MX FS1 Installation, Use And Maintenance Instructions
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Riello RLS 160/EVi MX FS1 Installation, Use And Maintenance Instructions

Dual fuel gas oil/ gas burners
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Installation, use and maintenance instructions
Dual fuel gas oil/ gas burners
GB
Progressive two-stage or modulating operation
CODE
20070482 - 20070483
20081715 - 20081716
MODEL
RLS 160/EVi MX FS1
RLS 200/EVi MX FS1
TYPE
781T2
LS002 T2
20109570 (3) -10/2016

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Summary of Contents for Riello RLS 160/EVi MX FS1

  • Page 1 Installation, use and maintenance instructions Dual fuel gas oil/ gas burners Progressive two-stage or modulating operation CODE MODEL TYPE 20070482 - 20070483 RLS 160/EVi MX FS1 781T2 20081715 - 20081716 RLS 200/EVi MX FS1 LS002 T2 20109570 (3) -10/2016...
  • 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 5.15.1 Supply cables and external connections passage .....................32 5.16 Inverter ..................................33 5.16.1 LED status display ..............................34 Start-up, calibration and operation of the burner ........................35 Notes on safety for the first start-up ...........................35 Adjustments prior to ignition (light oil) ........................35 6.2.1 Nozzle ..................................35 6.2.2...

  • Page 5: Declarations

    Address: Via Pilade Riello, 7 37045 Legnago (VR) Product: Dual fuel light oil/ gas burners Model: RLS 160/EVi MX FS1 RLS 200/EVi MX FS1 These products are in compliance with the following Technical Standards: EN 676 EN 267 EN 12100...

  • Page 6: Information And General Warnings

    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;...

  • 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

    230/50/60 110/50/60 110V / 50-60Hz 3/400/50 230/50/60 BASIC DESIGNATION EXTENDED DESIGNATION Models available Designation Voltage Start-up Code RLS 160/EVi MX FS1 3/400/50 Inverter 20070482 RLS 160/EVi MX FS1 3/400/50 Inverter 20070483 RLS 200/EVi MX FS1 3/400/50 Inverter 20081715 RLS 200/EVi MX FS1...

  • Page 10: Burner Categories - Countries Of Destination

    SE - FI - AT - GR - DK - ES - GB - IT - IE - PT - IS - CH - NO 2ELL 2E(R)B LU - PL Tab. B Technical data Model RLS 160/EVi MX FS1 RLS 200/EVi MX FS1 Power 421/947 - 1845 401/1400 - 2322 min - max Delivery...

  • Page 11: Maximum Dimensions

    Technical description of the burner Modello RLS 160/EVi MX FS1 RLS 200/EVi MX FS1 Max. Absorbed electric power auxiliary circuit electrical supply light oil Protection level IP 44 Tab. D Maximum dimensions The maximum dimensions of the burner are given in Fig. 1.

  • Page 12: Firing Rates

    Technical description of the burner Firing rates The maximum output should be chosen within area A)(Fig. 2) of The firing rate was obtained with an ambient tem- the diagram. perature of 20°C and a barometric pressure of The minimum output must not be lower than the minimum limit 1013 mbar (approx.

  • Page 13: Commercial Boilers

    Technical description of the burner Commercial boilers The burner is suitable for operating on both flame inversion boil- ers (*), as well as on boilers with a combustion chamber with run- off from the bottom (three flue passes) on which the best results 250 mm MAX for low NO emissions are obtained.

  • Page 14: Burner Description

    Technical description of the burner 4.11 Burner description Seen from “A” 42-43 20102120 Fig. 5 Combustion head 31 Bracket for application of output power regulator RWF50 Ignition electrodes (optional) Screw for combustion head adjustment 32 Return line valve (VR-VR1) Maximum gas pressure switch 33 Pump motor Pipe coupling 34 Pump...

  • Page 15: Control Box For The Air/Fuel Ratio (Lmv 26

    To avoid accidents, material and/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!
  • Page 16 Technical description of the burner Technical data Control box Mains voltage AC 230 V -15% / +10% Mains frequency 50 / 60 Hz ±6% Power absorption < 30 W Safety class I, with components in compliance with II and III, ac- cording to DIN EN 60730-1 Load on Fuse on the control box (can be inspected)

  • Page 17: Operation Sequence Of The Burner (Gas Operation)

    Technical description of the burner 4.12.1 Operation sequence of the burner (gas operation) Operation Checking of Start-up Switching off seal TSA1 Phase number Timer - Resolution - Ratio 0.6s Timer 1 (parameters) Timer 2 (parameters) Timer 3 = max. phase time RAST plug Input signals PIN number...

  • Page 18: Operation Sequence Of The Burner (Light Oil Operation)

    Technical description of the burner 4.12.2 Operation sequence of the burner (light oil operation) Operation Start-up Switching off Phase number Timer - Resolution - Ratio 30 s Timer 1 (parameters) Timer 2 (parameters) Timer 3 = max. phase time RAST plug Input signals PIN number Thermostat/pressure switch...

  • Page 19: List Of The Phases (Gas Operation)

    Technical description of the burner 4.12.3 List of the phases (gas operation) 4.12.4 List of the phases (light oil operation) Phase Description Phase Description Ph00 Lockout phase Ph00 Lockout phase Ph02 Safety phase Ph02 Safety phase Ph10 Closing paused Ph10 Closing paused Ph12 Standby...

  • Page 20: Description Of The Symbols On The Display

    Technical description of the burner 4.13.1 Description of the symbols on the display Ignition transformer Valve powered powered Flame presence Fan motor powered Pre-heater active Lockout only for light oil burners Heat request Lock-out lamp Parameter mode active Info mode active Service mode active V h min s D9000...

  • Page 21: Servomotors

    Technical description of the burner 4.14 Servomotors Introduction The servomotors are commanded by the control box, which con- stantly checks their position by means of a return signal from the optic sensor inside the servomotor. For this reason it is absolutely forbidden to re- move the cover of the servomotors.

  • Page 22: 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 23: Operating Position

    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. 13). rect operation of the appliance. ➤ Installation 1 is preferable, as it is the only ➤...

  • Page 24: Securing The Burner To The Boiler

    Installation Securing the burner to the boiler Before fixing the burner to the boiler, check from the opening of the blast tube if the electrodes are positioned correctly as in Fig. 26. If in the previous check the position was not correct, remove the screw 1) (Fig.

  • Page 25: Nozzle

    267 standard. In order to guarantee that emissions do not vary, ➤ Remove the screw 1)(Fig. 19) and the internal part 2); recommended and/or alternative nozzles specified by Riello in ➤ remove the nozzle 1)(Fig. 20) using a wheel spanner;...

  • Page 26: Shutter Movement

    Installation 5.7.3 Shutter movement ➤ unscrew the 4 screws 2) and remove the flame funnel; ➤ move the shutter 4) forward, from position X to position Y, For model RLS 200/EVi MX only moving the screws 5); Necessary for the operation within area B) of the “Firing rates” ➤...

  • Page 27: Combustion Head Adjustment

    Installation Combustion head adjustment The adjustment of the combustion head depends only on the maximum output of the burner. Turn the screw 5)(Fig. 24) until the notch indicated by the dia- gram (Fig. 25) corresponds with the front part of the flange 6). To facilitate the adjustment, loosen the screw 1) (Fig.

  • Page 28: Closing The Burner

    Installation 5.11 Closing the burner Once the combustion head adjustment is completed: ➤ replace screws 2) and lifting rings on the two slide bars 3); ➤ reassemble the burner on the guides 3) at about 100 mm ➤ connect the light oil pipes by screwing the two fittings 16); from the pipe coupling 4) - burner in the position shown in ➤...

  • Page 29: Light Oil Supply

    Installation 5.12 Light oil supply Explosion danger due to fuel leaks in the pres- 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 30: Hydraulic Connections

    Installation 5.12.3 Hydraulic connections The pumps are equipped with a by-pass that connects return line with suction line. They are installed on the burner with the by-pass closed by screw 6)(Fig. 30). It is necessary to connect both flexible hoses to the pump (Fig. 29). The pump will break down immediately if it is run with the return line closed and the by-pass screw inserted.

  • Page 31: Pump

    Installation 5.13.1 Pump Technical data SUNTEC TA2 pump Min. delivery rate at 20 bar pressure 350 kg/h Delivery pressure range 7 - 40 bar Max. suction depression 30 cm Hg Viscosity range 4 - 75 cSt 20108975 Max. light oil temperature 150 °C Fig.

  • Page 32: Gas Feeding

    Installation 5.14 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 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 33: Gas Pressure

    Installation 5.14.2 Gas pressure 1 ∆ p (mbar) 2 ∆ p (mbar) Tab. O indicates the pressure drop of the combustion head and the gas butterfly valve depending on the operating output of the burner. The values shown the table refer to: natural gas G 20 NCV 10 kWh/Nm (8.6 Mcal/Nm natural gas G 25 NCV 8.6 kWh/Nm...

  • Page 34: Electrical Wiring

    Installation 5.15 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 35: Inverter

    Avoid opening, modifying or forcing the inverter. WARNING Riello S.p.A. cannot assume any responsibility for damage resulting from unauthorised inter- ventions! Operators must be aware of the fact that incorrectly setting the inverter risks causing dangerous conditions while the burner is oper- ating.

  • Page 36: Led Status Display

    Installation 5.16.1 LED status display LED green LED red Description “INVERTER OK” “INVERTER ERROR” OFF or initialisation active Inverter ready Inverter ready but not running Inverter running or motor identification phase Blinking red in all states of green led; this indicates the presence of a fault that has been found or which has been memorised The inverter continues to work;...

  • Page 37: 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 Check the correct working of the adjustment, com- by qualified personnel, as indicated in this manual mand and safety devices.

  • Page 38: Burner Start-Up

    Fig. 45 signed to exclude the operation with light oil and to activate the gas operation. WARNING This modification must be made by qualified Riello personnel. There are two change of fuel options: with the “ OIL-EXT-GAS ” selector (Fig. 44);...

  • Page 39: Burner Adjustment

    Start-up, calibration and operation of the burner Burner adjustment 6.6.1 Gas/air delivery adjustment 6.6.2 Light oil/air delivery adjustment ➤ Slightly move towards the maximum flow rate (butterfly valve ➤ Position the selector for selecting the light oil fuel. fully open); ➤...

  • Page 40: Maximum Gas Pressure Switch

    Start-up, calibration and operation of the burner 6.7.2 Maximum gas pressure switch Adjust the maximum gas pressure switch after having performed all the other burner adjustments with the maximum gas pressure switch set at the end of the scale (Fig. 50). With the burner operating at maximum output, lower the adjust- ment pressure by slowly turning the relative knob anticlockwise until the burner locks out.

  • Page 41: Visualisation And Programming Mode

    Start-up, calibration and operation of the burner Visualisation and programming mode 6.8.1 Normal mode 6.8.1.4 Error state message, display of the errors and information The Normal mode is the standard operation mode visualised on the operator panel display. It is the main level of the menu. The display visualises alternately the error code (in the example ➤...

  • Page 42: Info Mode

    Start-up, calibration and operation of the burner 6.8.1.5 Reset procedure Releasing the “ F ” key, the standard visualisation appears, with the current load percentage flashing: this means that the burner The burner is in lockout when the red indicator light on the oper- is working in Manual mode (any outside adjustment is excluded ator panel is lit up, and the display visualises the lockout code (in and only the safety devices are active).

  • Page 43: Service Mode

    Start-up, calibration and operation of the burner The list of parameters (in the sequence in which they are dis- 6.8.3.1 Operating mode on Info Mode and Service Mode played) is shown in Tab. Q. After access to these levels, the display visualises the number of the parameter (flashing) on the left, and the corresponding value Parameter on the right.
  • Page 44 Start-up, calibration and operation of the burner Once you have confirmed, the sign “–” will appear. 6.8.4.2 Assigning parameter levels Continue in the same way for the other characters. The parameters level is subdivided into groups as shown in Tab. S. After inserting the last character of the password, confirm by Parameter pressing the key “i/reset”...

  • Page 45: Parameter Modification Procedure

    Start-up, calibration and operation of the burner Parameter modification procedure After accessing the level and group of parameters, the display visualises the number of the parameter (flashing) on the left, and The set value does not require confirmation. the corresponding value on the right. WARNING If the value is not visualised, press the key “i/reset”...
  • Page 46 Start-up, calibration and operation of the burner 6.9.0.2 CALC function The diagram (Fig. 54) shows how the fuel modulation curve is modified if the values of point “ P5 ” are changed. By keeping the “ + ” key pressed for more than 3 s, the points from “...

  • Page 47: Start-Up Procedure

    Start-up, calibration and operation of the burner 6.10 Start-up procedure Check that the Operator panel display shows the heat request Phase 36: and “OFF UP0” for fuel 0" or “OFF UPr1” for fuel 1: this means The burner goes to its switch-on position, point “P0” , defined in it is necessary to set the modulation curve of the burner.
  • Page 48 Start-up, calibration and operation of the burner Solve the problem, referring to the paragraph Ignition failure. Halfway through the procedure (i.e. around point P4 or P5 ), you are advised to measure gas delivery and check that the output is To unlock, see Reset procedure.

  • Page 49: Backup / Restore Procedure

    Start-up, calibration and operation of the burner 6.11 Backup / Restore procedure At the end of the Start-up procedure it is wise to carry out a The parameter bAC_UP appears on the display screen: backup, creating a copy of the data memorised on the LMV 26..., in the RDI 21 display panel.

  • Page 50: Restore

    Start-up, calibration and operation of the burner NOTE: The parameter bAC_UP appears on the display screen: If an error occurs during the backup process, the display screen shows a negative value. Refer to diagnostic code 137 to determine the cause of the error (see section List of parameters).

  • Page 51: List Of Parameters

    Start-up, calibration and operation of the burner After approx 8 seconds (it depends on the duration of the pro- NOTE: gramme), the 0 value appears on the display screen, this is to in- When the restore process is successfully completed, the 0 dicate that the restore process has been completed correctly.
  • Page 52 Start-up, calibration and operation of the burner Parameter Unit of Values interval No. of Modifica- Degree of Predefined measure- Access mode elements tion precision setting Description Min. Max. ment Standby time before a new attempt in event of com- munication fault Set values: Modification 7200s...
  • Page 53 Start-up, calibration and operation of the burner Parameter Unit of Values interval No. of Modifica- Degree of Predefined measure- Access mode elements tion precision setting Description Min. Max. ment Uphill train fan motor Modification 0.2s Service Mode Maximum time to reach low flame Modification 0.2s 10 min...
  • Page 54 Start-up, calibration and operation of the burner Parameter Unit of Values interval No. of Modifica- Degree of Predefined measure- Access mode elements tion precision setting Description Min. Max. ment Burner operation mode (fuel supply line, modulating/ stage, servomotors, etc.) -- = not defined (eliminate curves) 1 = Gmod 2 = Gp1 mod 3 = Gp2 mod...
  • Page 55 Start-up, calibration and operation of the burner Parameter Unit of Values interval No. of Modifica- Degree of Predefined measure- Access mode elements tion precision setting Description Min. Max. ment (Fuel 1) Oil: Post-purging time (no extraneous light Modification 0.2s 108 min 0.2s 0.2s Service Mode...

  • Page 56: Operation

    Start-up, calibration and operation of the burner Parameter Unit of Values interval No. of Modifica- Degree of Predefined measure- Access mode elements tion precision setting Description Min. Max. ment Result of the sampling of the contact (codified in bits) Bit 0.0 = 1: Minimum pressure switch Bit 0.1 = 2: Maximum pressure switch Bit 0.2 = 4: Pressure switch control valves Bit 0.3 = 8: Air pressure switch...

  • Page 57: Burner Flame Goes Out During Operation

    Start-up, calibration and operation of the burner 6.15 Burner flame goes out during operation If the flame accidentally goes out during operation, the control If the flame is still absent, the control box goes into lockout. box carries out a recycle (i.e. it repeats the start-up phase once, and makes a further ignition attempt).

  • Page 58: Maintenance

    Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, Turn off the burner's electrical supply using the safety, yield and duration of the burner. main system switch. It allows you to reduce consumption and polluting emissions and Make sure that both electrical supplies have been to keep the product in a reliable state over time.

  • Page 59: Checking The Air And Gas Pressure On The Combustion Head

    Maintenance LIGHT OIL OPERATION GAS OPERATION Pump Gas leaks The depression must be less than 0.45 bar. Make sure that there are no gas leaks on the pipe between the Unusual noise must not be evident during pump operation. gas meter and the burner. If the pressure is found to be unstable or if the pump runs noisily, Gas filter the flexible hose must be detached from the line filter and the fuel...

  • Page 60: Measuring The Flame Signal

    Maintenance 7.2.4 Measuring the flame signal The burner is fitted with a sensor to check that a flame is present. The minimum current for control box operation is 70 µA. The op- erator Panel displays “30%” (see List of parameters, parameter 954).

  • Page 61: Opening The Burner

    Maintenance Opening the burner ➤ Loosen the 4 screws 1) (Fig. 61) and remove the hood 2). Turn off the burner's electrical supply using the ➤ Disconnect the light oil pipes using the fittings 3). main system switch. ➤ Disconnect the tie-rod 4) from the sector 5); Make sure that both electrical supplies have been ➤...

  • Page 62: Faults - Probable Causes - Solutions

    Faults - Probable causes - Solutions Faults - Probable causes - Solutions If faults arise in ignition or operations, the burner performs a In the event the burner stops, in order to prevent "safety stop", which is signalled by the red burner lockout LED. any damage to the installation, do not unblock the The display of the operator panel visualises alternately the lock- burner more than twice in a row.
  • Page 63 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code Leak test Check if the valve on the side of the burner has any leaks. V2 leaks Check if the pressure switch for the leak test (PGVP) is closed when gas pressure is not present.
  • Page 64 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code Safety circuit open /Burner flange open, extraneous light, air pressure, POC - Alarm lockout at start Safety circuit open /Burner flange, air pressure, fuel pressure, POC - Alarm lockout at start Safety circuit open /Burner flange, extraneous light, air pressure, fuel pressure, POC - Alarm lockout at start...
  • Page 65 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code It was not possible to reach the target position within the Position error requested tolerance range. 1. Check if the servomotor is blocked or overloaded. Circuit open shown on the servomotor connection.
  • Page 66 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code 0 Min. pressure switch 1 Max. pressure switch 2 Valve operation test pressure switch 3 Air pressure 4 Load controller open 5 Load controller on/off Can be caused by capacitive loads or presence of DC voltage 6 Load controller closed Blocked upon irregularity...
  • Page 67 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code Backup – the data comparison between the internal 243 (-13) Repeat the reset and backup microprocessors is irregular The backup data are incompatible with the current version of 244 (-12) The backup data are incompatible the software;...
  • Page 68 Faults - Probable causes - Solutions Error Diagnostic code Meaning of the LMV 26... system Recommended measures code Redefine the operation mode (parameter 201) Internal error Carry out a reset; if the error arises repeatedly, replace the control box Phase number Program stop The program stop is active (no error) Carry out a reset;...

  • Page 69: A Appendix - Accessories

    Appendix - Accessories Appendix - Accessories Output power regulator kit for modulating operation With the modulating operation, the burner continually adapts the Two components should be ordered: power to the heat request, ensuring a high level of stability for • the output power regulator to be installed on the burner; the parameter controlled: temperature or pressure.

  • Page 70: Appendix - Electrical Panel Layout

    Appendix - Electrical panel layout Appendix - Electrical panel layout Index of layouts Indication of references Layout of unifilar output Layout of unifilar output LMV26..operational layout LMV26..operational layout LMV26..operational layout LMV26..operational layout LMV26..operational layout Electrical connections set by installer Electrical connections set by installer RWF50...
  • Page 71 Appendix - Electrical panel layout 20109570...
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  • Page 74 Appendix - Electrical panel layout 20109570...
  • Page 75 Appendix - Electrical panel layout 20109570...
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  • Page 77 Appendix - Electrical panel layout 20109570...
  • Page 78 Appendix - Electrical panel layout 20109570...
  • Page 79 Appendix - Electrical panel layout 20109570...
  • Page 80 Appendix - Electrical panel layout 20109570...
  • Page 81 Appendix - Electrical panel layout Wiring layout key Burner components Fuel selector Boiler components Air servomotor Control box for the air/fuel ratio Gas servomotor Operator panel Ignition transformer Filter to protect against radio disturbance Limit thermostat/pressure switch Output regulator RWF50 Adjustment thermostat/pressure switch Fuel meter Safety thermostat/pressure switch...
  • Page 84 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.riello.it http:// www.riello.com Subject to modifications...

This manual is also suitable for:

Rls 200/evi mx fs120070482200704832008171520081716

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