Unigas IDEA Series Manual Of Installation, Use And Maintenance
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Unigas IDEA Series Manual Of Installation, Use And Maintenance

Light oil burners
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LO60 - LO90
IDEA series
Light oil burners
MANUAL OF INSTALLATION - USE - MAINTENANCE
BURNERS - BRUCIATORI - BRULERS - BRENNER - QUEMADORES - ГОРЕЛКИ
M039136CC Rev. 2 04/2008

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Summary of Contents for Unigas IDEA Series

  • Page 1 LO60 - LO90 IDEA series Light oil burners MANUAL OF INSTALLATION - USE - MAINTENANCE BURNERS - BRUCIATORI - BRULERS - BRENNER - QUEMADORES - ГОРЕЛКИ M039136CC Rev. 2 04/2008...

  • Page 2: Table Of Contents

    C.I.B. - UNIGAS - M039136CC TABLE OF CONTENTS WARNINGS ................................3 PART I: INSTALLATION ............................5 GENERAL FEATURES ................................... 5 Specifications ....................................5 MOUNTINGS AND CONNECTIONS .............................. 8 Handling the burner ..................................8 Fitting the burner to the boiler ................................. 8 Electrical connections ..................................

  • Page 3: Warnings

    WARNINGS THIS MANUAL IS SUPPLIED AS AN INTEGRAL AND ESSENTIAL PART OF THE PRODUCT AND MUST BE DELIVERED TO THE USER. INFORMATION INCLUDED IN THIS SECTION ARE DEDICATED BOTH TO THE USER AND TO PERSONNEL FOLLOWING PRO- DUCT INSTALLATION AND MAINTENANCE. THE USER WILL FIND FURTHER INFORMATION ABOUT OPERATING AND USE RESTRICTIONS, IN THE SECOND SECTION OF THIS MANUAL.
  • Page 4 DIRECTIVES AND STANDARDS 3b) FIRING WITH GAS, LIGHT OIL OR OTHER FUELS Gas burners GENERAL European directives: The burner shall be installed by qualified personnel and in com- - Directive 90/396/CEE - Gas Appliances; pliance with regulations and provisions in force; wrong installation Directive 2006/95/EC on low voltage;...

  • Page 5: Part I: Installation

    GENERAL FEATURES The IDEA series burners are characterised by high performaces and width of the performance curves, when the pressure in the combu- stion chamber is high. They are also characterised for other important functional features: there are plugs which can be easily con- nected to the boiler and to the detecting probes, a pressure plug in the combustion chamber, all mechanical components are mounted on a plate which can be quickly taken off for maintenance.
  • Page 6 Overall dimensions (mm) Burner flange Boiler plate drilling template Blast tube min. max. min. max. min. max. LO60 Ø80 Ø98 Standard LO60 Ø80 Ø98 Extended LO90 Ø80 Ø98 Standard LO90 Ø80 Ø98 Extended...
  • Page 7 C.I.B. UNIGAS - M039136CC Performance curves LO60 G-.TN.. LO60 G-.AB.. LO90 G-.TN.. LO90 G-.AB..

  • Page 8: Mountings And Connections

    C.I.B. UNIGAS - M039136CC MOUNTINGS AND CONNECTIONS Packing Burners are dispatched in cardboard pakages whose dimensions are: 400mmx300mmx520mm (LxPxH) Packing cases of this kind are affected by humidity and are not suitable for stacking. The following are placed in each packing case.

  • Page 9: Electrical Connections

    C.I.B. UNIGAS - M039136CC Electrical connections Respect the basic safety rules. make sure of the connection to the earthing system. do not reverse the phase and neutral connections. fit a differential thermal magnet switch adequate for connection to the mains.

  • Page 10: Hydraulic System

    C.I.B. UNIGAS - M039136CC Hydraulic system The provided pumps can be installed both into single-pipe and double-pipe systems. Single-pipe system: a single pipe drives the oil from the tank to the pump’s inlet. Then, from the pump, the pressurised oil is driven to the nozzle: a part comes out from the nozzle while the othe part goes back to the pump.

  • Page 11: Installation Diagram Of Light Oil Pipes

    C.I.B. UNIGAS - M039136CC Installation diagram of light oil pipes PLEASE READ CAREFULLY THE “WARNINGS” CHAPTER AT THE BEGINNING OF THIS MANUAL. From tank To tank Fig. 7 - Double-pipe system The burner is supplied with filter and flexible hoses, all the parts upstream the filter must be installed by the customer. As far as the hoses connection, see the related paragraph..

  • Page 12: Pumps

    C.I.B. UNIGAS - M039136CC Pumps Pump Suntec AS47 A Viscosity 2 ÷ 12 mm²/s (cSt) Fuel temperature 0 ÷ 60 °C Maximum inlet pressure 2 bar Minimum inlet pressure - 0.45 bar to avoid gasing Maximum Return pressure 2 bar...
  • Page 13 C.I.B. UNIGAS - M039136CC Assemble the rubber seal on the flexible light oil hoses and Insert the rubber seal in its seat in the burner volute and fas- the power cord as shown in the figure, while also re-assem- ten it in place using the V screws.

  • Page 14: Adjustments

    C.I.B. UNIGAS - M039136CC ADJUSTMENTS ATTENTION: before starting the burner up, be sure that the manual cutoff valves are open. Be sure that the mains switch is closed. Before starting up the burner, make sure that the return pipe to the tank is not obstructed. Any obstruction would cause the pump seal to break.

  • Page 15: Priming The Pump

    C.I.B. UNIGAS - M039136CC Priming the pump Prior to start up the burner, make sure that the return pipe to the tank is not obstructed. Any obstruction would cause the pump seal to break. Priming the pump for single stage burners Before carrying out the adjustment it is necessary to start up the fuel pump, proceeding as follows: remove the burner cover;...
  • Page 16 C.I.B. UNIGAS - M039136CC NOZZLE PUMP PRESSURE bar kg/h 0.60 2.04 2.16 2.28 2.39 2.50 2.60 2.70 2.79 2.88 2.97 3.06 3.14 3.22 3.30 3.38 3.46 3.53 3.61 0.65 2.21 2.34 2.47 2.59 2.71 2.82 2.92 3.03 3.12 3.22 3.31 3.41...

  • Page 17: Adjusting The Combustion Head

    C.I.B. UNIGAS - M039136CC This actuator is not provided with the manual control of the air damper . The adjustment of the cams is carried out by means of a screwdriver, by twisting the screw located inside the cam. BERGER STA4.5BO.37 ”Air adjustment in high flame”...

  • Page 18: Part Ii: Operation

    C.I.B. UNIGAS - M039136CC PART II: OPERATION LIMITATIONS OF USE THE BURNER IS AN APPLIANCE DESIGNED AND CONSTRUCTED TO OPERATE ONLY AFTER BEING CORRECTLY CON- NECTED TO A HEAT GENERATOR (E.G. BOILER, HOT AIR GENERATOR, FURNACE, ETC.), ANY OTHER USE IS TO BE CONSI- DERED IMPROPER AND THEREFORE DANGEROUS.

  • Page 19: Operation

    C.I.B. UNIGAS - M039136CC OPERATION Connect voltage using the boiler's master power switch. Make sure that the flame control device has not shut down and reset if necessary using the reset button pressing the clear rubber seal on the burner cover.

  • Page 20: Part Iii: Maintenance

    C.I.B. UNIGAS - M039136CC PART III: MAINTENANCE At least once a year carry out the maintenance operations listed below. In the case of seasonal servicing, it is recommended to carry out the maintenance at the end of each heating season; in the case of continuous operation the maintenance is carried out every 6 months.

  • Page 21: Removing Burner Components Plate

    C.I.B. UNIGAS - M039136CC Removing burner components plate Before proceeding to maintenance operations, remove the component plate of the burner "P" by unscrewing the V1, V2, V3 screws and the "F" securing pin. Fig. 21 Hang the plate in one of the ways shown in Fig. 22 and Fig. 23 in order to facilitate maintenance operations.

  • Page 22: Checking The Detection Current

    C.I.B. UNIGAS - M039136CC Checking the detection current To measure the detection signal follow the diagram on the next picture. If the signal is not in the advised range, check the electrical contacts, the cleaning of the combustion head, the position of the photore- sistor and if necessary replace it.
  • Page 23 C.I.B. UNIGAS - M039136CC Reassemble the combustion head by respecting the position "A" measured previously, making sure to fasten the V screw (Fig. CAUTION: the electrodes (E inFig. 23) must be placed on the combustion head side. Fig. 24 Fig. 25 clean or replace the nozzle;...

  • Page 24: Troubleshooting

    C.I.B. UNIGAS - M039136CC TROUBLESHOOTING MAINS SWITCH OPEN FUSES INTERVENTION MAXIMUM PRESSURE SWITCH FAULT AUXILIARIES RELAY FUSES INTERVEN- TION CONTROL BOX FAULT SERVOCONTROL FAULT SMOKY FLAME IGNITION TRANSFORMER FAULT IGNITION ELECTRODES DIRTY OR BAD POSITION DIRTY NOZZLE FUEL SOLENOID VALVE DEFECTIVE...

  • Page 25: Spare Parts

    C.I.B. UNIGAS - M039136CC SPARE PARTS Desription Code Code LO60 TN LO60 AB LO90 TN LO90 AB 1011806 1011806 1011806 1011806 COVER 2020445 2020445 CONTROL BOX SIEMENS LOA.. 2020473 2020453 2020473 2020453 CONTROL BOX SIEMENS LMO.. 2080247 2080247 2080247 2080247...

  • Page 26: Burner Exploded View

    C.I.B. UNIGAS - M039136CC BURNER EXPLODED VIEW ITEM DESCRIPTION AIR DAMPER INDEX BLAST TUBE COVER FIXING SCREW COVER RUBBER COVER FOR PUSH-BUTTON BURNER FLANGE AIR INTAKE FAIRLEAD BURNER HOUSING SPACER GRANO GASKET AIR DAMPER ADJUSTING SCREW DAMPER SHAFT FAIRLEAD AIR INTAKE DAMPER...

  • Page 28: Wiring Diagrams

    C.I.B. UNIGAS - M039136CC WIRING DIAGRAMS Wiring Diagrams - Complete key Time counter Time counter - low flame Time counter - high flame EVG1 Low flame solenoid valve EVG2 High flame solenoid valve EVG Light oil solenoid valve F-FU3Fuse Photoresistor...

  • Page 33: Appendix

    APPENDIX Wiring diagram of the programme To ensure correct wiring it is essential to observe local standards and fol- SIEMENS OIL BURNERS AUTOMATIC CONTROLLER LOA24 low the instructions of the burner manufacturer with regard to assembly and start-up. LOA... safety devices are intended for use solely with QRB... photoresi- Program's legend: stors, for lighting and controlling low capacity forced air light oil burners Controller output signals...
  • Page 34 External fuse max.10A slow action Commands in the event of operational interference Contact flow: Stray light/premature ignition - terminal 1 During pre-purge and/or pre-ignition there should be no flamesignal. If - terminal 3 5A (incl.capacity absorbed by motor and there is a flame signal, eg from premature ignition due to a faulty solenoid, pre-heater) external light, short circuit in the photoresisto or wiring, malfunction in the Terminal flow:...
  • Page 35 Operation SIEMENS OIL BURNERS AUTOMATIC CONTROLLER SIEMENS Lock-out reset button «EK...» is the key operating element for LMO14 - LMO24 - LMO44 resetting the burner control and for activating / deactivating the The LMO... burner controls are designed for the start-up and supervision diagnostic functions.
  • Page 36 LMO24 - LMO44 During the time the cause of fault is diagnosed, the control outputs are deactivated. A ´ Burner remains shut down Fault status signal «AL» at terminal 10 is activated The diagnosis of the cause of fault is quit and the burner switched on again by resetting the burner control.
  • Page 37 General unit data Mains voltage AC 230 V +10 % / -15 % AC 110 V +10 % / -15 % Mains frequency 50...60 Hz ±6 % External primary fuse (Si) 5 A (slow) Power consumption 12 VA Mounting orientation optional Weight approx.
  • Page 40 C.I.B. UNIGAS S.p.A. Via L.Galvani, 9 - 35011 Campodarsego (PD) - ITALY Tel. +39 049 9200944 - Fax +39 049 9200945/9201269 web site: www.cibunigas.it - e-mail: cibunigas@cibunigas.it Note: Specifictions and and data subject to change. Errors and omissions excepted.

This manual is also suitable for:

Lo90 g-.ab seriesLo60 g-.tn seriesLo90 g-.tn seriesLo60 g-.ab series

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