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Summary of Contents for Riello RS 50/EV
- Page 1 Installation, use and maintenance instructions Forced draught gas burner Progressive two stage or modulating operation Code Model 20039989 RS 50/EV 20040438 (5) - 05/2013...
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Page 3: Table Of Contents
Contents Information and general instructions ..............3 Information about the instruction manual . - Page 4 Contents Final checks (with the burner working) ............27 Maintenance .
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Page 5: Information And General Instructions
Information and general instructions Information and general instructions Information about the instruction manual 1.1.1 Introduction 1.1.4 Danger: live components The instruction manual supplied with the burner: This symbol indicates operations which, if not car- is an integral and essential part of the product and must not be ried out correctly, lead to electric shocks with lethal separated from it;... -
Page 6: Guarantee And Responsibility
Information and general instructions Guarantee and responsibility The manufacturer guarantees its new products from the installa- 1.2.1 Owner’s responsibility tion date, in accordance with the regulations in force and/or the Please pay attention to the Safety Warnings contained within sales contract. At the moment of the first start-up, check that the this instruction manual. -
Page 7: Safety And Prevention
Safety and prevention Safety and prevention Introduction The burners have been designed and built in compliance with manufacturer; current regulations and directives, applying the known technical the type and pressure of the fuel, the voltage and frequency of rules of safety and envisaging all the potential danger situations. the electrical power supply, the minimum and maximum deliv- eries for which the burner has been regulated, the pressurisa- It is necessary, however, to bear in mind that the imprudent and... -
Page 8: Technical Description Of The Burner
Technical description of the burner Technical description of the burner Technical data Model RS 50/EV Output High MBtu/hr 1099 - 2201 322 - 645 MBtu/hr Fuel Natural or propane gas – Max delivery SCFH 2201 – Pressure at maximum delivery “... -
Page 9: Burner Models Designation
Technical description of the burner Model RS 50/EV Control circuit power supply V/Ph/Hz 120/1/60 Main power supply (+/-10%) V/Ph/Hz 575/3/60 3450 W - HP 0.75 Fan motor V1 - V2 120 V - 1 x 8 kV Ignition transformer I1 - I2 1.6 A - 20 mA... -
Page 10: Burner Description
Technical description of the burner Burner description 44 14 46 20 35 Fig. 1 D11845 Combustion head 33 Burner terminal board “X1” Ignition pilot 34 RWF40 modulator (with analog output 4-20 mA) Screw for combustion head adjustment 35 Lifting rings Sleeve 36 Relay “K2”... -
Page 11: Packaging - Weight
Packaging - weight The burners are skid mounted. Outer dimensions of packaging are indicated in Tab. E. The weight of the burner complete with packaging is indicated in Tab. E. inch RS 50/EV 32“ 16“ 16“ Tab. E Fig. 2 Burner dimensions The maximum dimensions of the burners are given in (Fig. -
Page 12: Firing Rate
Model MBtu/hr The firing rate area values have been obtained con- RS 50/EV sidering an ambient temperature of 68 °F, and an atmospheric pressure of 394” WC and with the combustion head adjusted as shown at page 19. - Page 13 Technical description of the burner CORRECTED BURNER CAPACITY ACCORDING TO ALTITUDE Altitude m a.s.l. 1220 1525 1830 2135 2440 Rated Capacity ft a.s.l 1000 2000 3000 4000 5000 6000 7000 8000 1000 1000 1023 1061 1101 1142 1186 1232 1282 1337 1500 1481...
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Page 14: Commercial Boilers
Technical description of the burner Commercial boilers The burner is suitable for operation on either flame-inversion boil- ers or boilers with combustion chambers featuring flow from the base (three flue passes) on which the best results are obtained in 8” max terms of low NOx emissions. -
Page 15: Control Box For The Air/Fuel Ratio (Lmv37.4
Technical description of the burner 3.11 Control box for the air/fuel ratio (LMV37.4...) Warning notes To avoid injury to persons, damage to property or the environment, the following warning notes must be observed! WARNING The LMV37.4... is a safety device! Do not open, interfere with or modify the unit. - Page 16 Technical description of the burner Technical data LMV37.4... basic unit Mains voltage AC 120 V -15 % / +10 % Mains frequency 50 / 60 Hz ±6 % Power consumption < 30 W (typically) Safety class I, with parts according to II and III to DIN EN 60730-1 Terminal loading Unit fuse F1 (internally) 6.3 AT...
- Page 17 Technical description of the burner Operation sequence of the burner Operation Shutdown Startup Valve proving TSA2 TSA1 Phase number Safety limit thermostat (STB) Control thermostat or pressurestat (R) Flame signal (FS) Air pressure switch (LP) Pressure switch-min (Pmin) Pressure switch-max (Pmax) Valve proving / leakage test (P LT) POC (alternative to Pmax) Motor (M)
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Page 18: Actuators (Sqm33.5
Technical description of the burner 3.12 Actuators (SQM33.5...) Warning notes To avoid injury to persons, damage to property or the environment, the following warning notes should be observed! WARNING Do not open, interfere with or modify the actua- tors! All activities (mounting, installation and service work, etc.) must be performed by qualified staff. -
Page 19: Installation
Boiler plate Drill the combustion chamber mounting plate as shown in Fig. 10. The position of the threaded holes can be marked using the head gasket supplied with the burner. inch RS 50/EV 32“ 16“ Tab. G D455 Fig. 10... -
Page 20: Blast Tube Length
The range of lengths available, L (inch), is as follows: Model (short blast tube) (long blast tube) RS 50/EV “ “ For boilers with front flue passes 6) or flame inversion cham- bers, protective insulation 4) must be inserted between the boiler refractory 5) and the blast tube 3). -
Page 21: Combustion Head Setting
When the MIN output is within the value range given in Tab. H, the gas ring 2) (Fig. 13) is adjusted to zero. MBtu/hr Model RS 50/EV 321 - 488 94 - 143 Tab. H There are two possible cases: The MIN burner output is not in the values of Tab. -
Page 22: To Open The Burner
Installation 4.8.2 To open the burner Switch off the electrical power. WARNING To open the burner proceed sa follows: remove screws 2)(Fig. 16) and withdraw the cover 3); remove the screws 4) from the slide bars 5); install the extention bars 7); ... -
Page 23: 4.10 Gas Train
p (“ WC) Model MBtu/hr 1099 0.87 0.87 1249 1.14 1402 1.42 1.61 1552 1.69 2.01 RS 50/EV 1706 1.97 2.36 1856 2.76 2006 2.48 3.15 2197 2.83 3.78 Tab. I Gas manifold pressure measured at test point 1)(Fig. 19), with: –... -
Page 24: 4.12 Electrical Wiring
Installation 4.12 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 carried out by qualified personnel and in compliance with the regulations currently in force in the country of destination. -
Page 25: Connection Cable Between The Inverter And The Electronic Cam Lmv 37
Installation 4.13 Connection cable between the inverter and the electronic cam LMV 37 ... It is very importatnt to shield the motor cable 1) as shown in Fig. 21. WARNING It is very importatnt to fix the cable shielding as shown in Fig. -
Page 26: 4.15 Speed Sensor Adjustment
Installation 4.15 Speed sensor adjustment The measurement of speed sensor 1)(Fig. 25) must be respected! WARNING It is important that the disc 2) is installed on the D9323 burner as shown in the Fig. 26. WARNING Fig. 25 D11848 Fig. 26 20040438... -
Page 27: 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 28: 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 For the start-up procedure and the parameters boiler panel. calibration, refer to the specific instruction man- Close the thermostats/pressure switches, set the parameters on ual of the LMV37... -
Page 29: Minimum Gas Pressure Switch
Start-up, calibration and operation of the burner 5.5.2 Minimum gas pressure switch Adjust the minimum gas pressure switch (Fig. 29) after having per- formed all the other burner adjustments with the pressure switch set at the start of the scale. With the burner operating at MAX output, increase adjustment pressure by slowly turning the relative dial clockwise until the burn- er locks out. -
Page 30: Maintenance
Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, UV scanner safety, yield and duration of the burner. Clean the glass cover from any dust that may have accumulated. It allows you to reduce consumption and polluting emissions and In order to reach the UV scanner, extract the flame sensor to keep the product in a reliable state over time. -
Page 31: Opening The Burner
Maintenance Opening the burner 6.2.1 To open the burner 6.2.2 To close the burner To close the burner proceed as follows: push the burner 13)(Fig. 36) at approximately 4” from the elec- Switch off the electrical power. trical board 14); ... -
Page 32: A Appendix - Spare Parts
Appendix - Spare parts Appendix - Spare parts 20040438... - Page 33 Appendix - Spare parts CODE DESCRIPTION 3003760 GRADUATE SECTOR 3014194 SOUND DAMPING 3003830 AIR INTAKE 20027040 SWITCH 20027023 SPEED SENSOR 20042704 BUTTON 20010962 LIGHT SIGNAL 20027013 LIGHT SIGNAL 20027014 INSPECTION WINDOW 3003763 20026772 COVER 20026773 SCREW 3013727 VIEWING PORT AND SEAL 20026784 PILOT TUBE 20026787...
- Page 34 Appendix - Spare parts CODE DESCRIPTION DISC 3013938 SHUTTER 3003806 END CONE 3003811 SQUARE 3003803 TEST POINT 3003893 FUSE 3006211 SUPPORT 20026791 MANIFOLD 20027033 UV PROBE 3003396 SEAL 3005483 FLANGE AND ELBOW 3013004 BASE RELAY 3012841 FUSE HOLDER 20027039 RELAY 20010969 BASE RELAY 3020071...
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Page 35: B Appendix - Accessories
Appendix - Accessories • Kit for lengthening the combustion head Standard Length obtainable Burner Code length with kit RS 50/EV ” ” 3010258 • Kit for LPG operation The kit allows the burner to operate on LPG. Burner MBtu/hr Code... -
Page 36: Appendix - Burner Start Up Report
Appendix - Burner start up report Appendix - Burner start up report Model number: Serial number: Project name: Start-up date: Installing contractor: Phone number: GAS OPERATION : Low Fire Gas Supply Pressure: High Fire : Low Fire Main Power Supply: High Fire Control Power Supply: CO: Low Fire... - Page 40 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.riello.it http:// www.rielloburners.com RIELLO BURNERS NORTH AMERICA 35 Pond Park Road 1-800-4-RIELLO 2165 Meadowpine Blvd Hingham, Massachusetts, 1-800-474-3556 Mississauga, Ontario U.S.A. 02043 Canada L5N 6H6 http://www.riello-burners.com Subject to modifications...
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