Riello RS 120/EV BLU Installation, Use And Maintenance Instructions
Forced draught gas burner
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- Installation, use and maintenance instructions (80 pages)
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Summary of Contents for Riello RS 120/EV BLU
- Page 1 Installation, use and maintenance instructions Forced draught gas burner Progressive two-stage or modulating operation CODE MODEL C9343710 RS 120/EV BLU 20102152 (3) - 09/2017...
- Page 2 Original instructions...
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Page 3: Table Of Contents
Contents Information and general instructions ..............3 Information about the instruction manual . - Page 4 Contents Notes on safety for the first start-up............. . . 29 Operations before start-up.
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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 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 be away from moving mechanical parts;... -
Page 6: Delivery Of The System And The Instruction Manual
Information and general instructions 1.1.4 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 7: Safety And Prevention
Safety and prevention Safety and prevention Introduction The burners have been designed and built in compliance with cur- the type and pressure of the fuel, the voltage and frequency of the rent regulations and directives, applying the known technical rules electrical power supply, the minimum and maximum deliveries for of safety and envisaging all the potential danger situations. -
Page 8: Technical Description Of The Burner
Technical description of the burner Technical description of the burner Technical data Model RS 120/EV BLU MBtu/hr 2282 - 4924 High 666 - 1443 Output MBtu/hr 1136 • Fuel Natural gas • Max delivery SCFH 4924 • Pressure at maximum delivery “WC... -
Page 9: Packaging - Weight
The overall dimensions of the packaging are shown in the Tab. D. The weight of the burner complete with its packaging is shown in Tab. D. Inch RS 120/EV BLU Tab. D Fig. 1 Burner dimensions The dimensions of the burner are shown in Fig. 2. -
Page 10: Firing Rate
Technical description of the burner Firing rate The maximum output is chosen within area A) and B)(Fig. 3) of The minimum output must not be lower than the minimum limit of the diagram. the diagram. To use area B) as well, the pre-calibration of the The firing rate was obtained considering a room combustion head is necessary, as explained in the temperature of 68 °F and an atmospheric pressure... - Page 11 Technical description of the burner CORRECTED BURNER CAPACITY ACCORDING TO ALTITUDE Altitude Rated Capacity m a.s.l. 1220 1525 1830 2135 2440 MBtu/hr ft a.s.l. 1000 2000 3000 4000 5000 6000 7000 8000 Average barometric mbar 1013 1000 977.4 942.8 908.2 875.8 843.5 811.85...
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Page 12: Minimum Furnace Dimensions
Technical description of the burner Minimum furnace dimensions The firing rate was set in relation to certified test boilers. Example: output 2579 Mbtu/hr - diameter 24 inch - length 6.6 ft. Fig. 4 indicates the diameter and length of the test combustion chamber. -
Page 13: Burner Description
Technical description of the burner Burner description 15 44 20102981 45 46 47 48 37 Fig. 5 Combustion head 30 Flame stability disc Burner pilot 31 Horn Screw for combustion head adjustment 32 Button “ALARM SILENCE” Maximum gas pressure switch 33 Signal “POWER ON”... -
Page 14: Control Box For The Air/Fuel Ratio (Lmv37.4
WARNING The LMV37.4... is a safety device! Do not open, interfere with or modify the unit. Riello S.p.A. will not assume responsibility for any damage resulting from unauthorized inter- ference! All activities (mounting, installation and service work, etc.) must be performed by qualified staff. - Page 15 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 16 Technical description of the burner Operation sequence of the burner Operation Startup Shutdown 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 17: Actuators (Sqm33.5
Technical description of the burner 3.11 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 18: 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 by be installed, and arranging the correct lighting of the environ- qualified personnel, as indicated in this manual and ment, proceed with the installation operations. -
Page 19: Operating Position
Installation Operating position The burner is designed to operate only in posi- Any other position could compromise the cor- tions 1, 2, 3 and 4 (Fig. 9). rect operation of the appliance. Installation 1 is preferable, as it is the only one ... -
Page 20: Boiler Fixing
Installation Boiler fixing Secure the burner to the boiler, fixing the flange 9)(Fig. 12) to the • For boilers with front flue passes 13)(Fig. 12) or flame inversion boiler plate and interposing the insulating gasket 8). chambers, a protection in refractory material 11) must be in- serted between the boiler refractory 12) and the blast tube 10). -
Page 21: Electrode Positioning
Installation Electrode positioning Observe the dimensions shown in Fig. 13. WARNING To verify the correct position of the ignition electrode (Fig. 13), you need to separate the combustion head from the rest of the burner: remove the screw 1)(Fig. 14); ... -
Page 22: Adjustment Of The Combustion Head
Installation 4.10 Adjustment of the combustion head At this point of the installation, the combustion head is fixed to the Two adjustments of the head are foreseen: boiler as shown in Fig. 14. air adjustment R1 gas adjustment R2 It is therefore especially easy to adjust, and this adjustment de- pends only on the maximum output of the burner. -
Page 23: Burner Closing
Installation 4.11 Burner closing Once the combustion head adjustment is completed: push the burner on the sliding bars 3) at approximately 4” from the pipe coupling 4) - burner in the position shown in Fig. 18; insert the electrode cable, then slide the burner as far as the pipe coupling - burner in the position shown in Fig. -
Page 24: Gas Feeding
Installation 4.12 Gas feeding Explosion danger due to fuel leaks in the presence of a flammable source. GAS PILOT LINE 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: Gas Pressure
Installation 4.12.3 Gas pressure D3182 The diagram (Fig. 22) show minimum load losses at combustion head depending on the maximum burner output operation with nat- ural gas (G 20). Gas pressure is measured at the test point 1)(Fig. 23), with: •... -
Page 26: Electrical Wiring
Installation 4.13 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 27: Cable Shielding
Installation 4.13.2 Cable shielding It is very important to fix the cable shielding as shown in Fig. 25. It is very important to shield the motor cable 1) as shown in Fig. 25. WARNING WARNING Key (Fig. 25) Motor supply cable The connection from the Inverter to LMV37.. -
Page 28: Installation Of Shielded Cables
Installation 4.13.3 Installation of shielded cables In the case of clamp type A: unscrew the screw until space is created for inserting the shielding of the shielded cable A1)(Fig. 26); insert the shielded cable with the shielding inside the clamp A2);... -
Page 29: Inverter Connection
Installation 4.13.5 Inverter connection Treatment of cables Countermeasures against cable noise Following, it is reported an example how to con- nect the Inverter. The treatment of cables is the most important countermeasure. For further information, please refer to the relevant The machinery manufacturers are requested WARNING Inverter instruction manual. -
Page 30: Motor Connection At 208-230 Or 460V
Installation 4.14 Motor connection at 208-230 or 460V Please, pay attention to the indications in case of modification of the motors, manufactured for 208-230/460 IE3 voltage, maintenance, or substitution. NEMA Premium Efficiency voltage, have the same connection than IE2/Epact motors, but differ- ent connection than IE1 motors no more star/delta WARNING but star/double star. -
Page 31: 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 32: Adjusting Gas/Air Delivery
Start-up, calibration and operation of the burner As the burner is not fitted with a device to check the For further information, please refer to the specific sequence of the phases, the motor rotation may be instruction of the control box. incorrect. -
Page 33: Maximum Gas Pressure Switch
Start-up, calibration and operation of the burner 5.5.2 Maximum gas pressure switch Adjust the maximum gas pressure switch after having performed all other burner adjustments with the maximum gas pressure switch set to the end of the scale (Fig. 38). With the burner operating at MAX output, reduce the adjustment pressure by slowly turning the adjustment dial anticlockwise until the burner locks out. -
Page 34: Maintenance
Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, safe- ty, yield and duration of the burner. Disconnect the electrical supply from the burner by It allows you to reduce consumption and polluting emissions and to means of the main system switch. -
Page 35: Flame Signal Measurement
Maintenance Boiler Gas filter Clean the boiler as indicated in its accompanying instructions in or- Replace the gas filter when it is dirty. der to maintain all the original combustion characteristics intact, es- Combustion pecially the flue gas temperature and combustion chamber pressure. -
Page 36: Opening The Burner
Maintenance Opening the burner In order to open the burner, proceed as follows: loosen the 4 screws 1)(Fig. 42) and remove the cover 2); Disconnect the electrical supply from the burner by install the 2 extensions 9) on the sliding bars 4) and re-screw means of the main system switch. -
Page 37: A Appendix - Spare Parts
Appendix - Spare parts Appendix - Spare parts 20102152... - Page 38 Appendix - Spare parts CODE DESCRIPTION 3013929 AIR DAMPER 3003949 PROTECTION GRATE 3003952 SOUND DAMPING 3003763 INSPECTION WINDOW 3013686 BAR EXTENSION 3012940 20086561 COVER 20075921 INSPECTION WINDOW 20014366 FUSE HOLDER 20038241 SUPPORT 3005482 SEAL 20027018 RED SIGNAL LIGHT 20027020 YELLOW SIGNAL LIGHT 20027021 SELECTOR SWITCH 3003220...
- Page 39 Appendix - Spare parts CODE DESCRIPTION 3013937 301249 SCREW 3012639 CONTROL DEVICE 20030203 SHUTTER 20030202 SHUTTER 20030204 BRACKET 20086579 UV PHOTOCELL 20030206 END CONE 3020068 RELAY 3003322 CONNECTOR 20096596 MANIFOLD 3013939 INDEX 3014081 SUPPORT 3012088 CONNECTOR 20031413 HORN ADVISED PARTS = Spare parts for minimum fittings = Spare parts for basic safety fittings A+B+C = Spare parts for extended safety fittings...
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Page 40: Appendix - Accessories
Appendix - Accessories Appendix - Accessories • Tubes kit Burner Code RS 120/EV BLU 3010248 • Gas train according to UL Standards The installer is responsible for the supply and instal- lation of any required safety device(s) not indicated in this manual. -
Page 41: 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: Model number: Serial number: Project name: Start-up date: Installing contractor: Phone number: GAS OPERATION : Low Fire Gas Supply Pressure: High Fire : Low Fire... - Page 44 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.riello.com RIELLO BURNERS NORTH AMERICA http://www.riello.ca 35 Pond Park Road 2165 Meadowpine Blvd Hingham, Massachusetts, Mississauga, Ontario U.S.A. 02043 1-800-4-RIELLO Canada L5N 6H6 Subject to modifications...