Riello RX 360 S/PV Installation, Use And Maintenance Instructions
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Riello RX 360 S/PV Installation, Use And Maintenance Instructions

Premix gas burner, modulating operation with pilot flame ignition
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Installation, use and maintenance instructions
Premix gas burner
GB
Modulating operation with pilot flame ignition
CODE
MODEL
TYPE
20144871
RX 360 S/PV
851T4
20151717 (3) - 03/2019

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Summary of Contents for Riello RX 360 S/PV

  • Page 1 Installation, use and maintenance instructions Premix gas burner Modulating operation with pilot flame ignition CODE MODEL TYPE 20144871 RX 360 S/PV 851T4 20151717 (3) - 03/2019...
  • 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 6.5.4 Number of resettable start-ups ............................33 6.5.5 Total number of start-ups ..............................34 6.5.6 End of the Info level...............................34 Service level ..................................35 6.6.1 Displaying the Service values ............................36 Parameters level ................................37 6.7.1 Entering the password..............................38 6.7.2 Backup ..................................39 6.7.3 Restore..................................40 Parameter modes of operation ............................42 6.8.1 Parameters without index, with direct display .......................42 6.8.2 Parameters without index, without direct display ......................43...

  • Page 5: Declarations

    The quality is guaranteed by a quality and management system certified in accordance with ISO 9001:2015. Legnago, 21.04.2018 Executive General Manager Research & Development Director RIELLO S.p.A. - Burner Department RIELLO S.p.A. - Burner Department Mr. U. Ferretti Mr. F. Comencini...

  • 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 When the system is delivered, it is important that: the 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 Models available Designation Voltage Code RX 360 S/PV 230V - 50-60 Hz 20148871 Burner categories - Countries of destination Country of destination Gas category AT-CH-CZ-ES-FR-GB-GR-IE-IT-LT-PT-RO-SI-SK-IS II2H3P II2EK3P DE-PL I2E/I3P I2H/I3P...

  • Page 10: Technical Data

    Technical description of the burner Technical data Model RX 360 S/PV Output Max. Mcal/h Min. Mcal/h Fuel Natural gas: G20-G25 (methane gas) LPG: (G31) Power Supply Pressure mbar 17 - 100 25-100 Diameter gas valve inlet 1” Operation – Intermittent (min. 1 stop in 24 hours).

  • Page 11: Maximum Dimensions

    Technical description of the burner Maximum dimensions The maximum dimensions of the burner and flange are shown in Fig. 1. 20151695 Fig. 1 RX 360 S/PV Tab. D RX 360 S/PV 1218 Tab. E Fig. 1 20151717...

  • Page 12: Firing Rate

    Technical description of the burner Firing rate The maximum output must not be greater than the maximum The firing rate (Fig. 2) has been obtained at an limit of the diagram (Fig. 2). ambient temperature of 20 °C, at a barometric The minimum output must not be lower than the minimum limit pressure of 1013 mbar (about 0 m a.s.l.).

  • Page 13: Output Supplied

    Technical description of the burner Output supplied The diagrams (Fig. 3) allow you to set the power output either us- ing the number of fan revs or using the pressure downstream of For an exact reading of the number of revs there the gas valve (P2) Fig.

  • Page 14: Burner Description

    Technical description of the burner Burner description 20130121 Fig. 4 Combustion head Burner lockout may occur.  control box lockout: Ignition electrode if the control box 13)(Fig. 4) push-button lights up, it indicates Flame sensor probe that the burner is in lockout.to reset, press the push-button. Gas valve Air/gas mixer in the suction line circuit Gas pressure test point...

  • Page 15: Burner Controls (Lme71

    The LME71... are safety devices! Avoid opening WARNING or modifying it, or forcing its operation. Riello S.p.A. cannot assume any responsibility for damage resulting from unauthorised interven- tions! Also the safety notes contained in other chapters of this document must be respected! The installation and operation of the machine should be carried out only by qualified personnel.
  • Page 16 Technical description of the burner Installation notes Description of displays and buttons  Arrange the high voltage ignition cables separately, as far as possible from the control box and the other cables.  Do not confuse the powered conductors with the neutral ones.
  • Page 17 Technical description of the burner Technical data Burner controls Mains voltage AC 230 V Mains frequency 50 / 60 Hz +- 6% LME71... Power absorption <10 W, normally Primary external fuse Max. 6.3 A (slow) Safety class I, with components in compliance with II and III, ac- cording to DIN EN 60730-1 “Input”...
  • Page 18 Technical description of the burner Program sequence Standby Startup Operation Shutdown t11 t10 t12 t3 t3n t11 t8 Phase number oP: xx (actual load in %) Operating unit parameter number LED permanent LED flashing Relay Function/inputs contact X3-04 Pin 5 X3-04 Pin 1 X5-03 Pin 1 LR-OPEN...
  • Page 19 Technical description of the burner Key Fig. 8 Times Alarm device Safety time Waiting time Auxiliary output Pre-purge time Lead connection Pre-ignition time Post-ignition time (P257 +0.3 seconds) Reset button (info button) (EK1) Ignition time pilot valve ON - fuel valve OFF /reset 6÷12s pilot valve ON - fuel valve ON...

  • Page 20: 4.10.1 Indication Of The Diagnostic Mode

    Technical description of the burner Phases key (Fig. 8 on page 16): 4.10.1 Indication of the diagnostic mode Phase The reset button (info button) is the key element Function number for resetting the burner control and activating/de- activating the diagnostic functions. Switching off phase lockout Standby, awaiting heat request The multi-colour indicator lamp is the key indica-...

  • Page 21: Installation

    GAZ-AEPIO CAUTION The packaging elements (wooden cage or card- board box, nails, clips, plastic bags, etc.) must not RIELLO S.p.A. I-37045 Legnago (VR) be abandoned as they are potential sources of danger and pollution; they should be collected and 20116021 Fig.

  • Page 22: Operating Position

    Fig. 11 5.5.2 Head length The length of the head must be selected according to the indica- RX 360 S/PV 45° tions provided by the manufacturer of the boiler, and in any case Tab. L it must be greater than the thickness of the boiler door complete with its fettling.

  • Page 23: Positioning Probe - Electrodes

    Installation Positioning probe - electrodes Before installing the burner on the boiler, make Electrodes sure the probe and electrodes are positioned cor- rectly as in Fig. 13. WARNING If necessary use nuts 1) (Fig. 14) in order to obtain the correct positions. Respect the dimensions shown in Fig.

  • Page 24: Securing The Burner To The Boiler

    Installation Securing the burner to the boiler All the installation, maintenance and disassembly operations must be carried out with the electricity supply disconnected. DANGER Provide an adequate lifting system. The seal between burner and boiler must be air- tight. WARNING In order to fix the burner to the boiler, proceed as follows: ...

  • Page 25: Fuel Supply

    Installation Fuel supply 5.8.1 Air/gas mixer Explosion danger due to fuel leaks in the pres- Gas and combustive air are mixed inside the purging circuit (mix- ence of a flammable source. er), starting from the intake inlet. Precautions: avoid knocking, attrition, sparks and Through the gas train, fuel is introduced into the intake air current heat.

  • Page 26: Gas Train

    P2 Downstream pressure of valve P3 Downstream pressure of pilot MAXIMUM INLET GAS TRAINS BURNER PRESSURE IN OUT MODEL mbar MODEL VR 425 VA 1009 1” 1” RX 360 S/PV G20/G25 VR 420 VA 1004 1” 1” RX 360 S/PV Tab. N 20151717...

  • Page 27: Electrical Wiring

    Installation 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 28: Opening Sequence Of The Fuse-Holder

    Installation 5.9.2 Opening sequence of the fuse-holder In the event of a fault or control of the fuse-holder, proceed as fol- Close the component side (Fig. 22). lows to remove or change the fuse: Turn off the burner's power supply using the main system switch.

  • Page 29: Calibration And Operation

    Calibration and operation Calibration and operation Operator panel with LCD AZL 21... display for control box LME 71... with PME 71.901... Description of the symbols Lock-out lamp Lockout Flame presence Valve powered Ignition transformer powered Fan motor powered Pre-heater active only for fuel oil burners Fig.

  • Page 30: Operator Panel With Lcd Display

    Calibration and operation Technical data Operation and display unit Unit general information Operating voltage DC 5V Power absorption <50 mW (normally) Protection level - AZL21… IP40 according to IEC529 Safety class II according to DIN EN 60730-1 Housing - Material PC and PC / ABS - Colour RAL 7035 (light grey)

  • Page 31: Visualisation And Programming Modes

    Calibration and operation Visualisation and programming modes The operator panel, and especially the display visualisation, has 4 working modes:  Normal Mode  Info Mode (InFo)  Service Mode (Ser)  Parameter Mode (PArA) The information for accessing and operating at the various levels is given below.

  • Page 32: Displaying The Operating Position

    Calibration and operation 6.3.2 Displaying the operating position 6.3.3 Fault messages, display errors and information Displaying errors (faults) with lockout h min s Fig. 28 h min s Displaying oP: P1 means the 1st stage. Fig. 31 The display after oP is specific to the unit. The display shows Loc.

  • Page 33: Info Level

    From Normal mode, using the keys of the Operator Panel, it is possible to activate one of the three visualisation/programming modes: Info mode (InFo) Parameter mode Programming modes Display modes (Para) Service mode (Ser) Info mode Visualises the general system information. List of the parameters that can be visualised (in the sequence in which they are visualised) The list of the parameters that can be visualised is given in the...

  • Page 34: Displaying The Info Values

    Displaying the Info values 6.5.1 Identification date 6.5.2 Identification number h min s h min s Fig. 37 Fig. 41 On the left, the parameter 102 is displayed: blinking. On the left, the parameter 103 is displayed: blinking. On the right, ._._ is displayed. On the right, the identification number 0 is displayed.

  • Page 35: Burner Identification

    Calibration and operation 6.5.3 Burner identification 6.5.4 Number of resettable start-ups Note: They can be cancelled for assistance (see Parameter list page)! min s Fig. 43 On the left, the parameter 113 is displayed: blinking. h min s On the right, ._._ is displayed Fig.

  • Page 36: Total Number Of Start-Ups

    Calibration and operation /reset /reset h min s h min s Fig. 56 Fig. 52 Press “i/reset” or to display the blinking parame- Press “i/reset” or to return to the display of the ter 164 again. parameters. On to next parameter On to next parameter Goes back to the previous Goes back to the previous...

  • Page 37: Service Level

    Calibration and operation /reset Fig. 62 min s Press “i/reset” to switch between the Service and Fig. 61 When this screen appears you return to the normal display and Parameter level. you can pass to the successive level mode. Service mode Visualises the log of errors and some technical information Parameter Parameter...

  • Page 38: Displaying The Service Values

    Calibration and operation 6.6.1 Displaying the Service values End of the Service level Error history See Parameter with index, with or without direct display/Example of parameter 701: Error history Note: They can be cancelled for assistance (see Parameter list page)! Mains voltage min s Fig.

  • Page 39: Parameters Level

    Calibration and operation Parameter mode (PArA) Displays the complete list of parameters and allows you to mod- To access this level, refer to “Access procedure with password”. ify/program it. Once the access procedure has been carried out, the display will The parameters level is subdivided into groups: show “PArA”...

  • Page 40: Entering The Password

    Calibration and operation 6.7.1 Entering the password The OEM password should be composed of 5 characters, the technical one 4 characters. h min s Fig. 80 > 1 s min s Press to select a number or a letter. Fig. 74 Press the combination of keys to display CodE.

  • Page 41: Backup

    Calibration and operation 6.7.2 Backup Fig. 90 Fig. 84 Press for the parameter bAC_UP. The parameter 000:blinks. Display: The parameter bAC_UP blinks. Display: Parameter 000: blinks, the display Int does not blink. /reset /reset Fig. 91 Fig. 85 Fig. 92 Fig.

  • Page 42: Restore

    Calibration and operation 6.7.3 Restore /reset Fig. 95 Fig. 100 The parameter 000: blinks. Display: Parameter 000: blinks, the display Int does not blink. Fig. 96 Press “i/reset” to start up the backup process. /reset The display shows run. Fig. 101 <3 s Fig.
  • Page 43 Calibration and operation /reset Fig. 106 Fig. 111 Press “i/reset” to activate the restore process. The display shows run. <3 s Fig. 107 Press “i/reset” to detect the restore process. Display: The value 0. Fig. 112 After about 3 seconds (depending on the duration of the program sequence), the display shows bAC End to indicate the end of the restore process.

  • Page 44: Parameter Modes Of Operation

    Calibration and operation Parameter modes of operation The parameters memorised in the LME7... burner control can be displayed and modified in the Parameters level. 6.8.1 Parameters without index, with direct display Example of parameter 225 (pre-purging time) on the Param- eters level min s Fig.

  • Page 45: Parameters Without Index, Without Direct Display

    Calibration and operation Alternative 2: 6.8.2 Parameters without index, without direct display Adopt the value! Example of parameter 224 (air pressure switch specified time) on the Parameters level /reset Fig. 122 min s Fig. 127 Press for the specified time for the air pressure signal. Display: Parameter 224: blinks, characters ._._ do not.
  • Page 46 Calibration and operation Alternative 2: Adopt the change! /reset h min s Fig. 131 Fig. 134 Press to set the specified time. Display: The specified time 53.361 blinks. Alternative 1: min s Delete the change! Fig. 135 Press “i/reset” to go back to the modification mode. Fig.

  • Page 47: Parameters With Index, With Or Without Direct Display

    Calibration and operation 6.8.3 Parameters with index, with or without direct display Example of parameter 701: Actual error at the Service level See chapter List of error codes! h min s Fig. 144 Press , to select the index. .00 = error code h min s .01 = start meter reading Fig.
  • Page 48 Calibration and operation h min s h min s Fig. 150 Fig. 156 Press to return to the index. The parameters cover the period up to the first error recorded starting from the deletion of the history (max. to parameter 711.). Display: The parameter 701.

  • Page 49: 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 Safety test - with gas feeding closed on and in compliance with the standards and regula- page 52.

  • Page 50: Burner Start-Up

    Start-up, calibration and operation of the burner Burner start-up The burner can operate in two different modes: Manual operation (to be used for the initial start-up): in this i/reset mode the indicators of the display are blinking; Automatic operation (for normal work operation): in this mode the indicators of the display are fixed.

  • Page 51: Checking The Modulating Operation (Automatic Operation)

    Start-up, calibration and operation of the burner NOTE: At the first start-up, or else after replacing the pro- To go back to manual mode it is necessary to press the gram module, it is necessary to check, immediate- switch “ON/OFF” selector to “OFF” and repeat the first start- ly after the reset process, the sequence of the up sequence with the technician programming mode.

  • Page 52: Combustion Head

    Start-up, calibration and operation of the burner Combustion head The combustion head comprises a highly heat resistant cylinder This allows modulating ratios as high as 6:1, avoiding the danger whose surface features numerous holes, encased in a metal of flashback when modulating is at its minimum. “mesh”.

  • Page 53: Switching Off The Burner

    Start-up, calibration and operation of the burner Switching off the burner Press the switch “ON/OFF” switch to “OFF” (Fig. 158 on Press the switch “ON/OFF” switch to “OFF” posi- page 48). tion during the burner post-ventilation phase, the Disable the electrical supply. If the burner is off for long periods, equipment shuts down after a few seconds (ER- close the manual gas gates.

  • Page 54: 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 power supply using the main It allows you to reduce consumption and polluting emissions and system switch.

  • Page 55: Safety Components

    Maintenance Gas leaks Combustion Make sure that there are no gas leaks on the pipe between the In case the combustion values found at the beginning of the inter- gas meter and the burner. vention do not respect the standards in force or, in any case, do not correspond to a proper combustion, contact the Technical As- Gas filter sistance Service in order to carry out the necessary adjustments.

  • Page 56: Recommended Preventive Maintenance Programme

    Maintenance Recommended preventive maintenance programme The use and maintenance instructions are meant for general ap- plications. For specific use and maintenance instructions, contact the manufacturer of the control box. Test/Inspection Frequency Checking components, monitor and indicators DAILY Checking adjustments of instruments and control boxes DAILY Checking burner flame DAILY...

  • Page 57: Operation, Indications, Diagnostic

    Operation, indications, diagnostic Operation, indications, diagnostic Control sequence in the event of a fault In the event of a lockout, the outlets for fuel valves, burner motor and ignition devices should be immediately deactivated (<1 sec- ond). Causes Answer Mains voltage interruption Restart Voltage below the undervoltage threshold Safety switch off...

  • Page 58: List Of Error Codes With Operation Using Azl21 Display

    Operation, indications, diagnostic List of error codes with operation using AZL21 Display ... Error Clear text Possible cause code bAC Er3 Programme module compatibility fault with the base unit dur- The program sequence of the program module is not com- ing the back-up process patible with the base unit Err PrC...

  • Page 59: Resetting Of Burner Control

    Operation, indications, diagnostic Resetting of burner control When a lockout occurs, the burner control can be immediately re- Press the reset button again (info button) for at least 3 seconds leased by pressing the “RESET” button (See Fig. 158 on to activate the diagnostics interface.

  • Page 60: Before Starting With A New Program Module Or When The Program Module Is Replaced

    Operation, indications, diagnostic 9.3.2 Before starting with a new program module or when the program module is replaced The display shows rSt and PrC alternately. The display shows the replacement of the program module. Alternatively The indicator light blinks alternately one red and two yellow. Press for >3 to start the download of the program module data.

  • Page 61: Manual Reset

    Operation, indications, diagnostic Manual reset Press contemporaneously for >1 second (Escape) to start the manual reset process. The parameter PrC appears. Display: PrC > 1s Press for the parameter rSt. Display: rSt 1..3 s run appears during the download (restore process) of the program sequence. At the end of the reset process, the unit is automatically in a lockout position (LOC 138) and Alternatively need to be released in order to work!

  • Page 62: Error During The Reset Process

    Operation, indications, diagnostic 9.4.1 Error during the reset process Alternatively with The display shows rSt and Er1, Er2 or Er3. For the meaning of the possible cause, see the chapter List of error codes with operation using AZL21 Display ... on page 56 Tab.

  • Page 63: List Of Parameters Pme71.901

    List of parameters PME71.901... List of parameters PME71.901... The following pages have the Menus and the list of parameters The values shown in the “Factory setting” column, in the table be- for setting up the LCD AZL 2... Display for the LME 71... control low, are only given as a guide (Control box not programmed).
  • Page 64 List of parameters PME71.901... Parameter Values interval Password Password Factory reading Modification Resolution writing level setting level to Description Min. Max. to level level Speed without PWM fan flame: Speed of impu- 503.01 Modification 800 rpm 9000 rpm 10 rpm 5700 rpm rity purge 516.00...
  • Page 65 List of parameters PME71.901... Parameter Values interval Password Password Factory reading Modification Resolution writing level setting level to Description Min. Max. to level level 9000 rpm Speed interval for constant time PT1: Upper 680.00 Modification 800 rpm 10 rpm 4000 rpm speed interval threshold Speed interval for constant time PT1: Lower 680.01...

  • Page 66: A Appendix - Accessories

    Please refer to manual. Software diagnostics kit Burner Code RX 360 S/PV on demand A special kit is available that, by an optical link to a PC, shows the burner life together with operating hours, type and number of lockouts, no. of motor rpm's and safety parameters.

  • Page 67: B Appendix - Electrical Panel Layout

    Appendix Appendix - Electrical panel layout Index of layouts Indication of references Operational layout Operational layout Operational layout Operational layout Electrical wiring set by installer RWF50... operational layout Indication of references / 1 . A 1 Sheet no. Co-ordinates 20151717...
  • Page 68 Appendix 20151717...
  • Page 69 Appendix 20151717...
  • Page 70 Appendix & & & & 20151717...
  • Page 71 Appendix 20151717...
  • Page 72 Appendix 20151717...
  • Page 73 Appendix 20151717...
  • Page 74 Appendix Wiring layout key Components on burner Components on boiler Control box LME7... Display and operating unit Suppressor Input under current 4...20 mA DC Pressure probe Pressure probe Probe Pt100 with 2 wires Probe Pt100 with 3 wires Probe Pt100 with 3 wires Probe with voltage output Internal output power regulator RWF50.2 Ionisation probe connector...
  • Page 76 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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