Related Manuals for Riello PRESS GBW BIO
Summary of Contents for Riello PRESS GBW BIO
- Page 1 Installation, use and maintenance instructions Gas oil burners Two-stage operation PRESS GBW CODE MODEL TYPE 20032930 PRESS GBW 604T50 20033097 (1) - 02/2011...
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Page 3: Table Of Contents
Contents Declaration....................................3 Information and general warnings............................4 Information about the instruction manual ........................4 Guarantee and responsibility............................5 Guidance for the use of bio fuel blends up to 10%...................... 5 Safety and prevention................................7 Introduction.................................. 7 Safety warnings................................7 Basic safety rules ................................ - Page 4 Contents Faults - Possible causes - Solutions............................35 Burner start-up cycle diagnostics ..........................36 Operating fault diagnostics ............................36 Control card ................................37 Appendix - Accessories (optional) ............................38 20033097...
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Page 5: Declaration
Declaration Declaration Declaration of conformity in accordance with ISO / IEC 17050-1 Manufacturer: RIELLO S.p.A. Address: Via Pilade Riello, 7 37045 Legnago (VR) Product: Gas oil burners Model: PRESS GBW These products are in compliance with the following Technical Standards:... -
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
All components within the hydraulic circuit suitable for manual, operating negligence, incorrect installa- bio fuel use and supplied by Riello will be identified as Bio com- tion and carrying out of non authorised modifica- patible. No warranty is given in relation to the use of components... - Page 8 Bio fuel delivery. If this is not completed then due to the In no event shall Riello (and its subsidiaries) be liable for any in- hydroscopic nature of Bio fuel, it will effectively clean the...
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Page 9: Safety And Prevention
Safety and prevention Safety and prevention Introduction The burners have been designed and built in compliance with it can be applied to boilers operating with water, steam, diather- current regulations and directives, applying the known technical mic oil, and to other uses expressly named by the manufacturer; rules of safety and envisaging all the potential danger situations. -
Page 10: Technical Description Of The Burner
Technical description of the burner Technical description of the burner Burner designation Series : PRESS Operation : GV or G24 One stage GW or 1-2-3-4G Two stage Emission : ... Class 1 EN267 Head : Standard head Extended head Flame control system : Standard (1 stop every 24 h) Continuous working (1 stop every 72 h) Electrical supply of the system :... -
Page 11: Technical Data
Technical description of the burner Technical data MODEL PRESS GBW Type 605T50 Power 2nd stage 178 - 356 Mcal/h 153 - 306 Output kg/h 15 - 30 1st stage 107 - 178 Mcal/h 92 - 153 kg/h 9 - 15 Fuel Gas oil and Blends of gas oil and bio fuel (FAME in accordance with EN 14214) up to 10%... -
Page 12: Overall Dimensions
Technical description of the burner Overall dimensions Approximate measurements. The maximum dimensions of the burner are given in (Fig. 2). Bear in mind that inspection of the combustion head requires the burner to be opened and the rear part withdrawn on the slide bars. - Page 13 Technical description of the burner 4.5.1 Burner firing rates according to air density The burner fan's delivery remains substantially the same, but the oxygen content per cubic meter and the fan's head are reduced. The burner firing rate range provided in this Manual applies to op- It is therefore important to know if the maximum output required eration at a surrounding temperature of 20°C at an altitude of 100 of the burner at a given combustion chamber pressure remains...
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Page 14: Test Boiler
Technical description of the burner Example mbar mbar D389 21,1 22,3 kg/h kg/h Fig. 5 Delivery Q = 19 kg/h - Comb. chamber press. H1 = 5 mbar Delivery reduction 5% Qr = 19 x 0,95 = 18 kg/h - H1r = 5 x (0,95) = 4,5 mbar air 20 °C - altitude 1000 m a.s.l. -
Page 15: Burner Description
4 - Screws to secure the burner flange to the boiler: M10 x 25 1 - Instruction booklet In case of use with gas oil containing up to 10% Bio blend, it will be essential to use flexible oil lines suitable for bio fuel use. WARNING Please contact Riello for further information. 20033097... -
Page 16: 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 17: Installer/Servicer Notes For The Use Of Gas Oil With Bio Blends Up To 10
10%" within the burner technical manual). be suitable for bio fuel use (check with Riello if in doubt). If a Bio blend is in use the installer must seek information... -
Page 18: Blast Tube Length
Installation Blast tube length The length of the blast tube must be selected according to the in- For boilers with front flue passes 9) or flame inversion chambers, dications provided by the manufacturer of the boiler, and in any protective fettling in refractory material 7) must be inserted be- case it must be greater than the thickness of the boiler door com- tween the boiler's fettling 8) and the blast tube 6). -
Page 19: Nozzle Installation
The nozzle deliveries indicated in the Tab. F are the rated values. In order to guarantee that emissions do not vary, recommended In reality, the delivery may differ by +/- 10% due to the reasons and/or alternative nozzles specified by Riello in the Instruction below: and warning booklet should be used. - Page 20 Installation 5.9.3 Nozzle assembly Lastly, close the burner by screwing in the two screws 1)(Fig. 15). The nozzle for the 1st stage of operation is the one lying beneath the firing electrodes (Fig. 14). D333 With the burner open on the slide bars as shown in (Fig. 11 on page 16), unscrew and remove the plastic plug 1) (Fig.
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Page 21: 5.10 Hydraulic Connections
You are advised to use additional filters on the fuel supply line. Riello recommends a good quality fuel filter at the CAUTION tank (Fig. 17 - Fig. 18) and a secondary filter (100 for gas oil) are used to protect the burner pump and nozzle from contamination. - Page 22 Installation The tank higher than the burner A (Fig. 17) The distance “P” must not exceed 10 meters in order to avoid subjecting the pump's seal to excessive strain; the distance “V” must not exceed 4 meters in order to permit pump self-priming even when the tank is almost completely empty.
- Page 23 Installation 5.11.2 Single-pipe circuit Key (Fig. 18) Pump/Foot valve height difference There are two solutions possible: Piping length • Pump external bypass (A, Fig. 19) (recommended) • values calculated for gas oil: The two hoses are connected to an automatic degassing unit, •...
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Page 24: 5.12 Pump
Bio blend, it will be essential to use flexible oil Pump SUNTEC ANV 67 A7 lines suitable for bio fuel use. Delivery pressure range 10 - 20 Please contact Riello for further information. WARNING Max. suction depression 0.45 PUMP SUNTEC... - Page 25 Installation 5.12.2 Pump priming Before starting the burner, make sure that the tank return line is not clogged. Obstructions in the line could cause the seal- WARNING ing organ located on the pump shaft to break. (The pump leaves the factory with the by-pass closed).
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Page 26: Electrical System
Electrical system Electrical system 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: Electrical Connection
Electrical wiring must be made in accordance with the regulations currently in force in the country of destination and by qualified personnel. WARNING Riello S.p.A. declines all liability for modifications or connections other than those shown on these diagrams. 6.2.1... - Page 28 Electrical system 6.2.3 Electrical cable fastening Use flexible cables according to EN 60 335-1. Regulations: – if in PVC sheath, use at least H05 VV-F; – if in rubber sheath, use at least H05 RR-F. All cables to be connected to the burner terminal strip 6) (Fig. 7 on page 13) should pass through fairleads 7) (Fig.
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Page 29: 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 30: Burner Calibration
Start-up, calibration and operation of the burner 7.2.3 Fan gate adjustment 1st stage: The air gate valve 1) (Fig. 28) is set using the indexed selector 4) (Fig. 28). Loosen the screw 3) (Fig. 28) and the nut 2) (Fig. 28) and shift the indexed selector 4) so that the index finger 7) (Fig. -
Page 31: Combustion Characteristics
Start-up, calibration and operation of the burner Combustion characteristics The burner delivery in the 2nd stage must not exceed the rated The burner's delivery in the 1st stage is usually 50% of the de- delivery for the boiler, and should be adjusted in relation to the livery in the 2nd stage and must be contained in the MIN. -
Page 32: Flue Gas Temperature
Start-up, calibration and operation of the burner Flue gas temperature This temperature varies in relation to the delivery generated: the Bear in mind that excessive temperature reduction, however, lower the delivery, the lower the temperature and the higher the gives rise to the formation of condensate. fuel saving. -
Page 33: Burner Operation
Start-up, calibration and operation of the burner Burner operation 7.9.1 Burner starting D2462 • When the control device TL closes, the control box pro- grammes the starting phase. The indications for the start-up cycle are given on page 36. • 0 sec. time: The control device TL closes. - Page 34 Start-up, calibration and operation of the burner 7.9.3 Firing failure If the burner does not fire, it goes into lock-out within 5 seconds of the opening of the 1st stage solenoid valve and 30 seconds af- ter the closing of control device TL. The control box pilot light will light up.
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Page 35: 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 36 Maintenance Nozzles Fuel tank Do not clean the nozzle opening; do not even open it. The nozzle Approximately every 5 years, or whenever necessary, suck any filter however may be cleaned or replaced as required. Replace water or other impurities present on the bottom of the tank using the nozzle every 2-3 years or whenever necessary.
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Page 37: Faults - Possible Causes - Solutions
Faults - Possible causes - Solutions Faults - Possible causes - Solutions FAULT PROBABLE CAUSE SUGGESTED REMEDY The burner does not start - No electrical power supply ............ Close all switches - Check fuses - A limit or safety control device is open........Adjust or replace - Control box lockout ............... -
Page 38: Burner Start-Up Cycle Diagnostics
Faults - Possible causes - Solutions FAULT PROBABLE CAUSE SUGGESTED REMEDY Smoke in flame - dark Bacharach - Not enough air ..............Adjust head and fan gate according to Manual - Nozzle worn or dirty............... Replace - Nozzle filter clogged .............. Clean or replace - Erroneous pump pressure ............. -
Page 39: Control Card
Faults - Possible causes - Solutions SIGNAL PROBABLE CAUSE 7 flashes Loss of flame during operations: – poor burner regulation (insufficient gas oil); – faulty or soiled gas oil valves; – short circuit between photocell and earth. 10 flashes –... -
Page 40: A Appendix - Accessories (Optional)
Appendix - Accessories (optional) • Radio disturbance protection kit • Spacer for shortening the combustion head L = Spacer thickness If the burner is installed in places particularly subject to radio dis- L1 = Resulting length of combustion head turbance (emission of signals exceeding 10 V/m) owing to the presence of an INVERTER, or in applications where the length of Code 3000755 L =142... - Page 44 RIELLO S.p.A. I-37045 Legnago (VR) Tel.: +39.0442.630111 http:// www.rielloburners.com Subject to modifications...