Riello RS 300/M BLU Installation, Use And Maintenance Instructions
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Riello RS 300/M BLU Installation, Use And Maintenance Instructions

Forced draught gas burners
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Installation, use and maintenance instructions
Forced draught gas burners
GB
Modulating operation
CODE
3899410
3899510
3899110
20006131
20040330
3911010
20008894
MODEL
RS 300/M BLU
RS 400/M BLU
RS 500/M BLU
RS 500/M BLU
RS 650/M BLU
RS 800/M BLU
RS 800/M BLU
TYPE
849T
850T
856T
856T80
1123T
887T
887T80
20041790 (10) - 02/2016

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Summary of Contents for Riello RS 300/M BLU

  • Page 1 Installation, use and maintenance instructions Forced draught gas burners Modulating operation CODE MODEL TYPE 3899410 RS 300/M BLU 849T 3899510 RS 400/M BLU 850T 3899110 RS 500/M BLU 856T 20006131 RS 500/M BLU 856T80 20040330 RS 650/M BLU 1123T 3911010...
  • 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 Servomotor adjustment..............................27 Air / fuel adjustment ..............................27 6.6.1 Maximum output adjustment ............................27 6.6.2 Minimum output adjustment ............................28 6.6.3 Intermediate output adjustment ..........................28 Pressure switch adjustment ............................29 6.7.1 Air pressure switch - check CO..........................29 6.7.2 Maximum gas pressure switch...........................29 6.7.3 Minimum gas pressure switch............................29 Operation sequence of the burner ..........................30 6.8.1...

  • Page 5: Declarations

    The quality is guaranteed by a quality and management system certified in accordance with UNI EN ISO 9001. Manufacturer's Declaration RIELLO S.p.A. declares that the following products comply with the NOx emission limits specified by German standard “1. BImSchV 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 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

    230V / 50-60Hz 110/50/60 110V / 50-60Hz 3/400/50 230/50/60 BASIC DESIGNATION EXTENDED DESIGNATION Models available Designation Voltage Start-up Code RS 300/M BLU 3/400/50 Direct 3899410 RS 400/M BLU 3/400/50 Star/Delta 3899510 RS 500/M BLU 3/400/50 Star/Delta 3899110 RS 500/M BLU...

  • 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 RS 300/M BLU RS 400/M BLU RS 500/M BLU RS 650/M BLU RS 800/M BLU Type 859T...

  • Page 11: Electrical Data

    Technical description of the burner Electrical data Model RS 300/M BLU RS 400/M BLU RS 500/M BLU RS 650/M BLU RS 800/M BLU Type 859T 860T 856T 1123T 887T Main electrical supply 3N ~ 400 / 230V +/-10% 50 Hz...

  • Page 12: 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. 20065526 Fig. 1 RS 300/M BLU 1325 DN65 1175 1055 RS 400/M BLU...

  • Page 13: Firing Rates

    1013 mbar (approx. 0 m limit of the diagram: a.s.l.), and with the combustion head adjusted as WARNING shown on page 20. Model RS 300/M BLU RS 400/M BLU RS 500/M BLU 1000 RS 650/M BLU 1400...

  • 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 obtained in special test boilers, according to boiler is EC approved and its combustion chamber dimensions 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 20065519 Fig. 4 Lifting rings 23 Pressure test point for air pressure switch “-” (for RS 300-400-500/M BLU only) Fan motor 24 Gas butterfly valve control lever Air damper servomotor 25 Adjustable profile cam Combustion head gas pressure test point 26 Air damper control lever Combustion head...

  • Page 16: Electrical Panel Description

    Light signalling of motor thermal relay operation 10 Light signalling of burner lockout and reset switch 11 Electrical control box 12 Star-triangle starter (except for RS 300/M BLU) 13 Timer (except for RS 300/M BLU) 14 Air pressure switch 15 Main terminal supply board...

  • Page 17: 4.12 Rmg88.62C2 Control Box

    The RMG88.62C2 control box is a safety device! WARNING Avoid opening or modifying it, or forcing its opera- tion. Riello S.p.A. cannot assume any responsibil- ity for damage resulting from unauthorised interventions! ➤ All interventions (assembly and installation operations, assistance, etc.) must be carried out by qualified personnel.

  • Page 18: 4.13 Lks 310-35 Servomotor

    Technical description of the burner 4.13 LKS 310-35 servomotor Warnings 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 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 20: Operating Position

    For boilers with front flue passes 1) (Fig. 12) or flame inversion chamber, a protection in refractory material 5) must be inserted between the boiler fettling 2) and the flame funnel 4). RS 300/M BLU This protection must not compromise the extraction of the blast RS 400/M BLU tube.

  • Page 21: Securing The Burner To The Boiler

    Installation Securing the burner to the boiler Prepare a suitable lifting system using rings 3)(Fig. 12). ➤ Fit the heat insulation supplied onto the blast tube (4) (Fig. 12). ➤ Fit the entire burner onto the boiler hole prepared previously (Fig.

  • Page 22: Combustion Head Adjustment

    Installation 5.10 Combustion head adjustment The air damper servomotor 4)(Fig. 4 on page 13), beyond vary- ing the air output according to the output demand, through a lev- erage varies the combustion head adjustment. This system allows an optimum adjustment also at minimum fir- ing rate.
  • Page 23 Installation For RS 300-400-500/M BLU only Pay attention to moving parts. In order to work correctly in flame inversion boil- Danger of crushing of limbs! ers, the gas tubes must be adjusted in the hole in WARNING position 4, see Fig. 17. Fig.

  • Page 24: Gas Feeding

    Installation 5.11 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 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.

  • Page 25: 5.11.2 Gas Train

    Installation 5.11.2 Gas train Approved according to standard EN 676 and provided separately Beware of train movements: danger of crushing of from the burner. limbs. 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 26: 5.11.4 Gas Pressure

    Installation 5.11.4 Gas pressure 1 ∆ p (mbar) 2 ∆ p (mbar) G 20 G 25 G 20 G 25 Tab. M indicates the minimum pressure drops along the gas sup- 1,245 11.6 ply line, depending on the maximum burner output. 1,500 13.9 The values shown in Tab.

  • Page 27: 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 28: 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 29: Servomotor Adjustment

    Start-up, calibration and operation of the burner Servomotor adjustment The servomotor (Fig. 26) provides simultaneous adjustment for the air damper, by means of the adjustable profile cam and the gas butterfly valve. Performs a rotation of 130° in 43 s. Do not alter the factory setting for the 4 cams;...

  • Page 30: Minimum Output Adjustment

    Start-up, calibration and operation of the burner 6.6.2 Minimum output adjustment The MIN output must be set within the firing rate indicated on page 11. Turn the selector 2)(Fig. 25) “output reduction”, and keep it turned to “-” until the servomotor has closed the air damper and the gas butterfly valve at 35 (adjustment made in the factory).

  • Page 31: Pressure Switch Adjustment

    Start-up, calibration and operation of the burner Pressure switch adjustment 6.7.1 Air pressure switch - check CO Adjust the air pressure switch (Fig. 30) after performing all other burner adjustments with the air pressure switch set to the start of the scale.

  • Page 32: Operation Sequence Of The Burner

    Operation sequence of the burner 6.8.1 Burner start-up Normal ignition TL thermostat/pressure switch closes. (n° = seconds from instant 0) Start of electrical control box programme. D3605 Fan motor starts up, servomotor starts up, the pre-purging phase starts. The servomotor rotates to the right by 125, i.e.

  • Page 33: Burner Start-Up Cycle Diagnostics

    Burner start-up cycle diagnostics 6.9.1 Resetting of control box and diagnostics use During start-up, indication is according to the colour code table (Tab. N). The control box features a diagnostics function through which any causes of malfunctioning are easily identified (indicator: RED Sequences Colour code LED ).

  • Page 34: Normal Operation / Flame Detection Time

    6.10 Normal operation / flame detection time The control box has a further function to guarantee the correct After releasing the button, the GREEN LED starts flashing as burner operation (signal: GREEN LED permanently on). shown in: Tab. Q To use this function, wait at least ten seconds from the burner ig- nition and then press the control box button for a minimum of 3 seconds.

  • Page 35: 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. Disconnect the electrical supply from the burner It allows you to reduce consumption and polluting emissions and by means of the main system switch.

  • Page 36: Opening The Burner

    Maintenance Combustion Air excess If the combustion values measured before starting maintenance EN 676 Max. output Min. output do not comply with applicable legislation or do not indicate effi- λ ≤ 1.2 λ ≤ 1.3 cient combustion, consult the Tab. S or contact our Technical % Calibration Support Service to implement the necessary adjustments.

  • Page 37: Faults - Probable Causes - Solutions

    Faults - Probable causes - Solutions Faults - Probable causes - Solutions In the event of a burner lockout, more than two If further lockouts or burner faults occur, interven- consecutive burner reset operations could cause tions must only be made by qualified, authorised damage to the installation.
  • Page 38 Faults - Probable causes - Solutions Signal Problem Possible cause Recommended remedy 10 blinks The burner does not Incorrect electrical wiring Check switch on, and the lock- out appears The burner goes into Defective control box Replace lockout Presence of electromagnetic disturbances in the Filter or eliminate thermostat lines Presence of electromagnetic disturbance...

  • Page 39: Appendix - Accessories

    Appendix - Accessories Appendix - Accessories Long head kit Standard head length Extended head length Burner Code (mm) (mm) RS 300-400/M BLU 521 (B) - 373 (I) 621 (B) - 473 (I) 3091427 RS 300-400/M BLU 521 (B) - 373 (I) 671 (B) - 523 (I) 3091919 RS 300-400/M BLU...
  • Page 40 Appendix - Accessories Soundproofing box kit Burner Type dB(A) Code All models 3010376 GPL kit Burner Code RS 300/M BLU 3010445 RS 400-500/M BLU 20012916 RS 800/M BLU 20007822 Spacer kit Burner Code All models 20008903 Gas trains in compliance with EN 676 Please refer to manual.

  • Page 41: B Appendix - Electrical Panel Layout

    Appendix - Electrical panel layout Appendix - Electrical panel layout Index of layouts Indication of references Single-wire output layout Functional layout (RS 300/M BLU) Star-triangle starter functional layout (RS 400-500-650-800/M BLU) Functional layout RMG/M... Functional layout gas train Functional layout RMG/M...
  • Page 42 Appendix - Electrical panel layout 20041790...
  • Page 43 Appendix - Electrical panel layout 20041790...
  • Page 44 Appendix - Electrical panel layout 20041790...
  • Page 45 Appendix - Electrical panel layout 20041790...
  • Page 46 Appendix - Electrical panel layout 20041790...
  • Page 47 Appendix - Electrical panel layout 20041790...
  • Page 48 Appendix - Electrical panel layout 20041790...
  • Page 49 Appendix - Electrical panel layout 20041790...
  • Page 50 Appendix - Electrical panel layout 20041790...
  • Page 51 Appendix - Electrical panel layout 20041790...
  • Page 52 Appendix - Electrical panel layout 20041790...
  • Page 53 Appendix - Electrical panel layout 20041790...
  • Page 54 Appendix - Electrical panel layout 20041790...
  • Page 55 Appendix - Electrical panel layout 20041790...
  • Page 56 Appendix - Electrical panel layout 20041790...
  • Page 57 Appendix - Electrical panel layout 20041790...
  • Page 58 Appendix - Electrical panel layout 20041790...
  • Page 59 Appendix - Electrical panel layout 20041790...
  • Page 60 Light signalling burner on Fan motor lock-out warning lamp Ionisation probe Direct and line start-up contactor for star/triangle starter (excluding RS 300/M BLU) Triangle contactor for star/triangle starter (excluding RS 300/M BLU) Star contactor for star/triangle starter (excluding RS 300/M BLU)
  • Page 64 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:

Rs 400/m bluRs 500/m bluRs 650/m bluRs 800/m blu

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