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Summary of Contents for Riello 606T1
- Page 1 Installation, use and maintenance instructions Gas oil burners Two-stage operation CODE MODEL TYPE 20032906 PRESS 1G 606T1 20032912 PRESS 2G 607T1 20032923 PRESS 3G 608T1 20034944 PRESS 4G 609T1 20033087 (2) - 03/2012...
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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 Maintenance programme ............................35 Faults - Possible causes - Solutions............................38 Burner start-up cycle diagnostics ..........................39 Operating fault diagnostics ............................39 Control card ................................40 Appendix - Accessories (optional) ............................41 20033087...
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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 1G PRESS 2G PRESS 3G PRESS 4G 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 1G PRESS 2G PRESS 3G PRESS 4G Type 606T1 607T1 608T1 609T1 Power 2nd stage 190 - 534 356 - 712 534 - 1168 830 - 1660 Mcal/h 163 - 459... -
Page 12: Packaging - Weight
Technical description of the burner Packaging - Weight Approximate measurements. • The burners are shipped in cardboard boxes with the maxi- mum dimensions shown in Tab. C. • The weight of the burner complete with packaging is indicated in Tab. C. Fig. -
Page 13: Firing Rates
Technical description of the burner Firing rates The PRESS G Model burners can work in two ways: one-stage and two-stage. In one-stage operation, only one control device is provided: TL PRESS 1G - MIN (1st stage) = 11 - 22,5 kg/h D392 (See the wiring diagram on page 27). - Page 14 Technical description of the burner 4.6.1 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 15: 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 16: Burner Description
M12 x 40 for 3G - 4G 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. 20033087... -
Page 17: 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 18: 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 19: 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 20: Nozzle Installation
12 bar 14 bar EN 267 standard. D339 In order to guarantee that emissions do not vary, recommended 2.00 100.8 and/or alternative nozzles specified by Riello in the Instruction 2.25 10.4 112.7 and warning booklet should be used. 2.50 10.6 11.5... - Page 21 Installation 5.9.2 Nozzle The spray patterns in relation to the leading brands of nozzle on sale are shown in (Tab. H). The nozzle deliveries indicated in the Tab. G are the rated val- ues. In reality, the delivery may differ by +/- 10% due to the rea- sons below: •...
- Page 22 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 17), unscrew and remove the plastic plug 1) (Fig.
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Page 23: 5.10 Hydraulic Connections
You are advised to use additional filters on the fuel supply line. Pump depression values higher than 0.45 bar (35 cm Hg) must Riello recommends a good quality fuel filter at the not be exceeded because at higher levels gas is released from CAUTION tank (Fig. - Page 24 Installation Useful suggestions for both systems (A) and (B): – Use copper pipes whenever possible. – Any curves used in the system should be made with the widest possible radius. – Use biconic connectors at both ends of the pipe. –...
- Page 25 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 flexible hoses are connected to an automatic degassing •...
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Page 26: 5.12 Pump
In case of use with gas oil containing up to 10% PRESS 4G SUNTEC E7 Bio blend, it will be essential to use flexible oil lines suitable for bio fuel use. D379 Please contact Riello for further information. WARNING PRESS 1G - 2G SUNTEC ANV 77 D377 Fig. 22... - Page 27 Installation 5.12.1 Technical data 5.12.2 Pump priming Before starting the burner, make sure that the tank return line is not clogged. Delivery pressure range 10 - 20 10 - 30 Obstructions in the line could cause the seal- Max. suction depression 0.45 0.45 WARNING...
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Page 28: 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 29: 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 30 Electrical system 6.2.3 Calibration of thermal cutout This is required to avoid motor burn-out in the event of a signifi- cant increase in power absorption caused by a missing phase. – If the motor is star-powered, 400 V, the cursor should be posi- tioned to "MIN".
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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: Burner Calibration
Start-up, calibration and operation of the burner 7.2.3 Fan gate adjustment 1st stage: The air gate valve 1) (Fig. 31) is set using the indexed selector 4) (Fig. 31). Loosen the screw 3) (Fig. 31) and the nut 2) (Fig. 31) and shift the indexed selector 4) so that the index finger 7) (Fig. -
Page 33: 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 34: 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 35: 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 39. • 0 sec. time: The control device TL closes. - Page 36 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 37: 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 38 Maintenance Nozzles Gas oil fuel supply line (Fig. 39) Do not clean the nozzle opening; do not even open it. The nozzle If the previous checks have suggested that air may be entering filter however may be cleaned or replaced as required. Replace the circuit somewhere, pressurize the circuit piping.
- Page 39 Maintenance 8.2.3 Opening the burner Disconnect the electrical supply from the burner. DANGER Unscrew the screws 1) Pull back part A while keeping it slightly lifted. D397 Fig. 40 Other control measurements Check the parameters listed in the data sheet on page 39. Significant differences with respect to the previous measure- ments indicate the points where more care should be exercised during maintenance.
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Page 40: 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 41: 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 42: 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 43: A Appendix - Accessories (Optional)
Appendix - Accessories (optional) • Radio disturbance protection kit • Kit for lengthening the combustion head L = Standard length If the burner is installed in places particularly subject to radio dis- L1 = Length obtainable with the kit turbance (emission of signals exceeding 10 V/m) owing to the presence of an INVERTER, or in applications where the length of Burner Code... - Page 44 • Soundproofing • Complete closure of the air gate valve during pauses in burner operation The sound attenuating shroud significantly reduces the noise generated by the burner (- 10 dBA). Serves to minimize thermal dispersion caused by the stack draught sucking air from the fan's suction opening. The casing is in steel and sound-damping material and fully en- closes the burner.
- Page 48 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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