Related Manuals for Riello RX28 S/PV H
Summary of Contents for Riello RX28 S/PV H
- Page 1 Installation, use and maintenance instructions Premixed gas burner One stage operation CODE MODEL TYPE 20033678 RX28 S/PV H 900T5 20037207 (3) - 04/2013...
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Page 3: Table Of Contents
Contents Declaration....................................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 Danger: live components ..............................4 Guarantee and responsibility ............................5 Safety and prevention................................6 Introduction ..................................6 Personnel training................................ - Page 4 Contents 7.2.1 Maintenance frequency ..............................18 7.2.2 Checking and cleaning ..............................18 Faults / Solutions ..................................19 Start-up problems................................19 Operating faults ................................20 Electrical wiring ..................................21 Electrical panel layout ..............................21 20037207...
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Page 5: Declaration
The quality is guaranteed by a quality and management system certified in accordance with UNI EN ISO 9001. Legnago, 08.04.2013 Executive Director Research & Development Director RIELLO S.p.A. - Burner Department RIELLO S.p.A. - Burner Department Mr. I. Zinna Mr. R. Cattaneo... -
Page 6: Information And General Warnings
Information and general warnings Information and general warnings Information about the instruction manual 2.1.1 Introduction 2.1.3 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 ried out correctly, lead to electric shocks with le- be separated from it;... -
Page 7: Guarantee And Responsibility
Information and general warnings Guarantee and responsibility The manufacturer guarantees its new products from the installa- tion date, in accordance with the regulations in force and/or the sales contract. At the moment of the first start-up, check that the burner is integral and complete. Failure to observe the information given in this manual, operating negligence, incorrect installa- tion and the carrying out of non authorised modifi-... -
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 RX28 S/PV H 20033678 230V/50-60Hz Technical data Model RX28 S/PV H Thermal power 28 kW 24,080 Kcal/h Natural gas - (Family 2) Ncv: 9.45 kWh/Sm... -
Page 10: Maximum Dimensions
Technical description of the burner Maximum dimensions The maximum dimensions of the burner and flange are shown in Fig. 2. D11184 Fig. 2 Description of the burner R ESET AL AR M D11185 Fig. 3 Reset button with lockout signal Combustion head with metal mesh Control box Ignition electrode... -
Page 11: 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 12: Generator Plate
Installation Generator plate Pierce the closing plate of the combustion chamber, as in Fig. 5. The position of the threaded holes may be marked using the gas- ket joint supplied with the burner. D8914 Fig. 5 Securing the burner to the boiler For the installation proceed as follows: ... -
Page 13: Positioning The Diaphragm (Lpg Operation)
Installation Positioning the diaphragm (LPG operation) The burner is supplied to operate with methane gas (G20) A diaphragm 4)(Fig. 8) supplied with the kit, allows burners to operate on LPG (G31) if fitted to the gas valve 1). The diaphragm must be installed in compliance with local laws and regulations. -
Page 14: Testing
Installation 5.8.3 Testing Check the standby of the burner by opening the thermostats (TL); check that the burner is blocked while is working by opening the connector (CN) inserted in the probe red wire and located outside the control box. 5.8.4 Ionisation current The minimum current necessary for the control box operation is... -
Page 15: Operation
Operation Operation 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. and in compliance with the standards and regula- tions of the laws in force. -
Page 16: Gas Valve Adjustment
Operation Gas valve adjustment The adjustment of the output of gas is achieved by using the screw “V1”(Fig. 9). – To increase the output: turn the screw anticlockwise (un- screw). – To reduce the output: turn the screw clockwise (tighten). Burner adjustment Check the output supplied, which must correspond with that re- –... -
Page 17: Combustion Head
Operation Combustion head The combustion head comprises a highly thermal resistant cylin- der whose surface features numerous holes, encased in a metal "mesh" (Fig. 13). The air-gas mixture is pushed inside the cylinder and out of the head through the holes in the perimeter. Combustion starts when the air-gas mixture is ignited by a spark generated by the electrode. -
Page 18: Operating Programme
Operation Operating programme 6.8.1 Normal operation – Ignition transformer LED – Reset button LED indicating operating status – Fan motor – Ionisation probe – Limit thermostat – Gas valve Flame loss during the operation and lockout due to ignition failure Red (LED signalling) Lockout No signal needs to be received... -
Page 19: Recycle Function If Flame Goes Out During Operation
Operation Operating times Time expressed in seconds Time for checking motor turns: if the number of turns is lower than 900 rpm, after ta will Stabilisation time motor turns. be carried out a lockout. Pre-purging time: Response time after the flame disappearance. by the signal of heat request to the end of the ignition. -
Page 20: Maintenance
Maintenance Maintenance Notes on safety for the maintenance The periodic maintenance is essential for the good operation, Before carrying out any maintenance, cleaning or checking oper- safety, yield and duration of the burner. ations: It allows you to reduce consumption and polluting emissions and to keep the product in a reliable state over time. -
Page 21: Faults / Solutions
Faults / Solutions Faults / Solutions Here below you can find some causes and the possible solutions In the event of a burner lockout, more than two for some problems that could cause a failure to start or a bad consecutive burner reset operations could cause working of the burner. -
Page 22: Operating Faults
Faults / Solutions Operating faults FAULTS POSSIBLE CAUSES SOLUTION Valve lets too little gas through Check mains pressure and/or adjust the valve The burner locks out during opera- as indicated in this manual. tion. The valve is faulty. Replace. Earth probe. Check right position and, if necessary, adjust as indicated herein. -
Page 23: Electrical Wiring
Electrical wiring 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 24 20037207...
- Page 25 20037207...
- Page 26 Key to electrical layout - Electrical control box - Fan control speed - Signal converter 0-10V / 4-20mA - Hour counter - Switch for manual burner stop - Fan motor - Remote reset button - Single-phase disconnecting switch - Lock-out external signal - Ionisation probe connector - Transformateur d’allumage - Burner earth connection...
- Page 28 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.riello.it http:// www.rielloburners.com Subject to modifications...
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