Riello RLS 1300/E C11 Modulating Operation

Riello RLS 1300/E C11 Modulating Operation

Dual fuel light oil/gas burner
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Installation, use and maintenance instructions
Dual fuel light oil/gas burner
GB
Modulating operation
CODE
MODEL
TYPE
20081188
RLS 1300/E C11
LS001T1
20124044 (2) -11/2021

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Summary of Contents for Riello RLS 1300/E C11

  • Page 1 Installation, use and maintenance instructions Dual fuel light oil/gas burner Modulating operation CODE MODEL TYPE 20081188 RLS 1300/E C11 LS001T1 20124044 (2) -11/2021...
  • Page 2 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 5.14.3 Gas train installation ..............................26 5.14.4 Gas pressure ................................26 5.14.5 Pilot - gas train connection............................27 5.14.6 Ignition pilot burner ..............................27 5.15 Electrical wiring ................................28 5.15.1 Notes on terminals ..............................28 5.15.2 Supply cables and external connections passage .....................29 5.16 Motor rotation ................................29 5.17 Calibration of the thermal relay ..........................29 Start-up, calibration and operation of the burner ........................30...
  • Page 5: Declarations

    Declarations Declarations Declaration of Conformity in accordance with ISO / IEC 17050-1 These products are in compliance with the following Technical Standards: • EN 12100 • EN 676 • EN 267 According to the European Directives: 2006/42/CE Machine Directive 2014/35/UE Low Voltage Directive EMC 2014/30/UE Electromagnetic Compatibility...
  • 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

    BASIC DESIGNATION EXTENDED DESIGNATION Models available Designation Voltage Start-up Code RLS 1300/E C11 3/400/50 Star/Delta 20081188 Burner categories - Countries of destination Country of destination Gas category SE - FI - AT - GR - DK - ES - GB - IT - IE - PT - IS - CH - NO...
  • Page 10: Technical Data

    Technical description of the burner Technical data Model RLS 1300/E C11 Type LS001T1 Power 1100/7500 - 13000 min - max Delivery kg/h 127/635 - 1102 – Light oil, max. viscosity at 20 °C: 6 mm /s (1.5°E - 6 cSt) Fuels –...
  • Page 11: Maximum Dimensions

    Bear in mind that inspection of the combustion head requires the burner to be opened and the rear part turned on the hinge. The l position is reference for the refractory thickness of the boiler door. 20125160 Fig. 1 RLS 1300/E C11 1880 DN80 1620 1463 1787 1564 Tab.
  • Page 12: Firing Rates

    The MINIMUM OUTPUT must not be lower than the minimum atmospheric pressure of 1,013 mbar (approx. 0 m limit of the diagram: a.s.l.), and with the combustion head adjusted as WARNING RLS 1300/E C11 = 7500 kW shown on page 21. 20125279 1000 2000...
  • Page 13: Burner Description

    Technical description of the burner Burner description 16 12 13 20125939 Fig. 4 Lifting rings The burner can be opened to the right or to the left Impeller without links to the fuel supply side. Fan motor Air damper servomotor When the burner is closed, the hinge pin can be CAUTION Oil modulator...
  • Page 14: Electrical Panel Description

    Technical description of the burner 4.10 Electrical panel description 19 20 9 12 20125634 10 11 14 Fig. 5 Supply cables, external connections and kits 19 Air pressure switch Volt-free contacts output relay 20 Terminal board for kit Electronic cam transformer 21 Plug/Oil valve socket/pump motor (derivation unit) Electronic control box 22 Plug/socket servomotor...
  • Page 15: Azl Display

    The AZL... display is a safety device! Avoid open- WARNING ing or modifying it, or forcing its operation. Riello S.p.A. cannot assume any responsibility for dam- age resulting from unauthorised interventions! The electronic cam is operated and programmed through the AZL5 interface...
  • Page 16: Control Box For The Air/Fuel Ratio (Lmv51.100)

    The LMV51.100 control box... is a safety device! WARNING Avoid opening or modifying it, or forcing its oper- ation. Riello S.p.A. cannot assume any responsi- bility for damage resulting from unauthorised interventions! Risk of explosion!
  • Page 17 Technical description of the burner Electrical connection of flame detector – Line capacitance reduces the magnitude of the flame signal. – Use a separate cable. It is important for signal transmission to be almost totally free of any disturbances or loss: •...
  • Page 18: Servomotor (Sqm48.4

    Technical description of the burner 4.14 Servomotor (SQM48.4..) Important notes To avoid accidents, material or environmen- tal damage, observe the following instruc- tions! WARNING Avoid opening, modifying or forcing the ac- tuators.  All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel. ...
  • Page 19: Installation

    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.
  • Page 20: Operating Position

    Installation Operating position  The burner is designed to work only in posi- tions 1 and 4 (Fig. 10).  Installation 1 is preferable, as it is the only one that allows the maintenance operations WARNING as described in this manual. ...
  • Page 21: Securing The Burner To The Boiler

    Installation Securing the burner to the boiler Prepare a suitable lifting system using rings 3)(Fig. 13).  Insert the thermal protection supplied with the blast tube 4).  Insert the entire burner on the boiler hole, previously fitted, as in Fig. 12, and fix it with the screws supplied. The seal between burner and boiler must be airtight.
  • Page 22: Nozzle Installation

    The burner complies with the emission requirements of the EN 267 standard. In order to guarantee that emissions do not vary, Model Nozzle recommended and/or alternative nozzles specified by Riello in RLS 1300/E C11 – Fluidics 22N1 the Instruction and warning booklet should be used.
  • Page 23: Electrode Position

    Installation 5.10 Electrode position 71.5 ± 1 Place the electrode on the ignition pilot observing the dimensions specified in Fig. 17. WARNING 18.5 D9218 Diffuser Electrode Fig. 17 5.11 Combustion head adjustment The air damper servomotor 4)(Fig. 18), varies the air output ac- cording to the output demand, while another servomotor varies the combustion head adjustment.
  • Page 24: Light Oil Supply

    The fuel supply line must be installed by qualified height difference are higher than the values listed in Tab. F. personnel, in compliance with current standards RLS 1300/E C11 and laws. +/- H Ø [mm] WARNING 5.12.1 Double-pipe circuit...
  • Page 25: Hydraulic Connections

    Installation 5.12.3 Hydraulic connections  Make sure that the flexible hoses to the pump supply and return line are installed correctly. CAUTION Follow the instructions below:  Tighten the flexible hoses with the supplied 20124121 gaskets.  Take care that the hoses are not stretched or WARNING twisted during installation.
  • Page 26: Pump

    Installation 5.13 Pump 5.13.1 Technical data Pump RLS 1300/E C11 VBHGRPZ Min. delivery rate at 30 bar pressure 3000 l/h Delivery pressure range 9 - 40 bar Max. suction depression 0.6 bar Viscosity range 6 - 800 cSt Max. light oil temperature 150 °C...
  • Page 27: Gas Feeding

    Installation 5.14 Gas feeding 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 28: Gas Train

    Installation 5.14.2 Gas train 5.14.4 Gas pressure Approved according to standard EN 676 and provided separately Tab. H indicates the pressure drop of the combustion head and from the burner. the gas butterfly valve depending on the operating output of the burner.
  • Page 29: Pilot - Gas Train Connection

    Fig. 30 For proper operation, adjust gas pressure (measured at pressure test point 1)(Fig. 30) as follows: Model mbar RLS 1300/E C11 Tab. I Check pilot flame stability before starting up the main burner. WARNING In the case of ignition problems check: ...
  • Page 30: 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 31: Supply Cables And External Connections Passage

    Installation 5.15.2 Supply cables and external connections Key (Fig. 32) Electrical supply passage Minimum gas pressure switch All the cables to be connected to the burner should be passed Pressure switch for VPS gas valve leak detection through cable grommets, as shown in Fig. 32. Gas train To guarantee the protection level of the burner, it Consents/Safety...
  • Page 32: 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 Refer to paragraph “Safety test - with gas ball by qualified personnel, as indicated in this manual valve closed”...
  • Page 33: Adjustments Prior To Ignition (Gas)

    Start-up, calibration and operation of the burner Adjustments prior to ignition (gas) In addition, the following adjustments must also be made: Before starting up the burner, it is good practice to  Slowly open the manual valves situated upstream from the adjust the gas train so that ignition takes place in gas train.
  • Page 34: Combustion Air Adjustment

    Start-up, calibration and operation of the burner Combustion air adjustment Fuel/combustion air synchronisation is done with the relevant The first start up and every further internal setting servomotors (air and gas) by logging a calibration curve by operation of the adjustment system or the expan- means of the electronic cam.
  • Page 35: Pressure Switch Adjustment

    Start-up, calibration and operation of the burner Pressure switch adjustment 6.9.1 Air pressure switch - check CO Adjust the air pressure switch after performing all other burner adjustments with the air pressure switch set to the start of the scale (Fig. 37). With the burner operating 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...
  • Page 36: Pvp Pressure Switch Kit

    Start-up, calibration and operation of the burner 6.9.4 PVP pressure switch kit Adjust the pressure switch for the leak detection control (PVP kit) (Fig. 41) according to the instructions supplied with the kit. 6.9.5 Oil pressure switch Check that the oil pressure switches have intervened correctly. Turn the adjustment screw (Fig.
  • Page 37: Maintenance

    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 electrical supply using the It allows you to reduce consumption and polluting emissions and main system switch.
  • Page 38: Safety Components

    Maintenance Voltage on the QRI cell 7.2.5 Electrical panel Minimum value for correct operation: 3.5V DC (value on AZL dis- play at about 50%). Turn off the burner's electrical supply using the main system switch. If the value is lower, it could be due to: –...
  • Page 39 Maintenance LIGHT OIL OPERATION GAS OPERATION Pump Gas leaks The pressure going in should conform to the values in the chart Make sure that there are no gas leaks on the pipe between the Fig. 16. gas meter and the burner. The depression must be less than 0.45 bar.
  • Page 40: Opening The Burner

    Maintenance Opening the burner  Disconnect the socket 1) of the oil/gas servomotor;.  Disconnect the socket of the derivation unit. Turn off the burner's electrical supply using the  Disconnect the flame sensor socket. main system switch.  Disconnect the electrode connection from the transformer, DANGER see procedure in chapter Access to head internal part;...
  • Page 41: Faults - Probable Causes - Solutions

    Faults - Probable causes - Solutions Faults - Probable 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 visualises alternately the lockout code and the rela- tive diagnostic.
  • Page 42: A Appendix - Accessories

    Pressure 0...16 bar 4..20 mA 3010214 AZL Kit (display and operating unit) - (Russia only) Burner Code RLS 1300/E C11 3010469 Pressure switch kit for leak detection control (supplied as standard) Burner Code RLS 1300/E C11 3010344 Software interface kit...
  • Page 43: B Appendix - Electrical Panel Layout

    Appendix - Electrical panel layout Appendix - Electrical panel layout Index of layouts Indication of references Single-wire output layout Star/Delta starter layout LMV51..functional layout LMV51..functional layout LMV51..functional layout LMV51..functional layout LMV51..functional layout LMV51..functional layout LMV51..
  • Page 44 Appendix - Electrical panel layout 20124044...
  • Page 45 Appendix - Electrical panel layout & & 20124044...
  • Page 46 Appendix - Electrical panel layout 20124044...
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  • Page 54 Appendix - Electrical panel layout 20124044...
  • Page 55 Appendix - Electrical panel layout 20124044...
  • Page 56 Appendix - Electrical panel layout 20124044...
  • Page 57 Appendix - Electrical panel layout Wiring layout key Control box Safety light oil valve Display for control box XAZL AZL display connector Output probe in current XAUX Auxiliary terminal board Output device in current to modify remote setpoint Derivation unit connector Load indicator with input under current XPGM1 Maximum gas pressure switch connector...
  • Page 60 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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20081188

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