Related Manuals for CIB UNIGAS HP20
Summary of Contents for CIB UNIGAS HP20
- Page 1 HP20 - HP30 Double stage Gas - light oil dual fuel burners MANUAL OF INSTALLATION - USE - MAINTENANCE BURNERS - BRUCIATORI - BRULERS - BRENNER - QUEMADORES - ГОРЕЛКИ M03936CC Rel 2.2 09/2014...
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Page 2: Table Of Contents
CIB UNIGAS - M03936CC TABLE OF CONTENTS WARNINGS ....................................... 3 PART I: INSTALLATION .................................. 5 GENERAL FEATURES ..................................5 How to interpret the burner “Performance curve” ..........................5 Matching the burner to the boiler ..............................6 Burner model identification ................................7 Specifications .................................... -
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;...
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Page 5: Part I: Installation
CIB UNIGAS - M03936CC PART I: INSTALLATION GENERAL FEATURES This series represents monobloc gas burners made in die-cast aluminium housing, that can burn either gas or light oil, thanks to the adjustable combustion head which allows a good performance with both fuels. They can be provided in progressive or fully-modulating version. -
Page 6: Matching The Burner To The Boiler
CIB UNIGAS - M03936CC Campo di lavoro bruciatori Tipo P60 Mod. M-xx.x.IT.A.0.50 - M-.xx.x.IT.A.0.65 Potenza kW Fig. 2 Data are referred to standard conditions: atmospheric pressure at 1013mbar, ambient temperature at 15°C Checking the proper gas train size To check the proper gas train size, it is necessary to know the available gas pressure value upstream the burner’s gas valve. -
Page 7: Burner Model Identification
CIB UNIGAS - M03936CC Burner model identification Burners are identified by burner type and model. Burner model identification is described as follows. Type HP20 Model MG. (1) BURNER TYPE HP20 - HP30 (2) FUEL M - Natural gas G - Light oil... -
Page 8: Overall Dimensions
To get the input in kcal/h, multiply value in kW by 860. Data are referred to standard conditions: atmospheric pressure at 1013mbar, ambient temperature at 15°C Pressure in the network - gas rate curves HP20 MG..25 HP30 MG..25/32 Rp 1 (25) Rp 1¼... -
Page 9: Mountings And Connections
CIB UNIGAS - M03936CC MOUNTINGS AND CONNECTIONS Packing Burners are despatched in cardboard packages whose dimensions 980mm x 820mm x 580mm (L x P x H) Packing cases of this kind are affected by humidity and are not suitable for stacking. The fol- lowing are placed in each packing case: burner with gas train detached;... -
Page 10: Gas Train Connections
CIB UNIGAS - M03936CC Gas train connections The next diagrams show the components of the gas train included in the delivery and which must be fitted by the installer.The diagrams are in compliance with the current laws. ATTENTION: BEFORE EXECUTING THE CONNECTIONS TO THE GAS PIPE NETWORK, BE SURE THAT THE MANUAL CUTOFF VALVES ARE CLOSED. - Page 11 CIB UNIGAS - M03936CC MULTIBLOC DUNGS MB-DLE 405..412 Mounting 1. Mount flange onto tube lines: use appropriate sealing agent (see Fig. 8); 2. insert MB-DLE: note position of O rings (see Fig. 8); 3. tighten screws A, B, C and D (Fig. 6 - Fig. 7), accordind to the mounting positions (Fig. 9);...
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Page 12: Hydraulic Diagrams For Light Oil Supplying Circuits
CIB UNIGAS - M03936CC Hydraulic diagrams for light oil supplying circuits Fig. 10 - Gravity circuit Fig. 11 - Ring circuit Fig. 12 - Suction circuit Manual valve Light oil filter Light oil feeding pump One way valve Flexible hoses Relief valve NOTE: in plants where gravity or ring feed systems are provided, install an automatic interception device (see n. -
Page 13: Light Oil Piping Installation Diagram
CIB UNIGAS - M03936CC Installation diagram of light oil pipes PLEASE READ CAREFULLY THE “WARNINGS” CHAPTER AT THE BEGINNING OF THIS MANUAL. From tank To tank Fig. 13 - Double-pipe system The burner is supplied with filter and flexible hoses, all the parts upstream the filter and downstream the return flexible hose, must be installed by the customer. -
Page 14: Light Oil Pumps
CIB UNIGAS - M03936CC An external filter should always be installed in the suction line upstream of the fuel unit. Light oil pumps Pump Suntec AS47 A Viscosity 2 ÷ 12 mm²/s (cSt) Fuel temperature 0 ÷ 60 °C Maximum inlet pressure... -
Page 15: Electrical Connections
CIB UNIGAS - M03936CC 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 16: Adjustments
CIB UNIGAS - M03936CC ADJUSTMENTS Combustion head gas pressure curves depending on the flow rate Curves are referred to pressure= 0mbar in the combustion head! The curves referred to the gas pressure in the combustion head, depending on the gas flow rate, are referred to the burner properly adjusted (3% of residual O in the flues and CO in the standard limits). -
Page 17: Pressure In Combustion Head - Gas Rate Curves
CIB UNIGAS - M03936CC Pressure in combustion head - gas rate curves HP20 HP30 Gas rate Stm Gas rate Stm ATTENTION: before starting the burner up, be sure that the manual cutoff valves are open and check that the pres- sure upstream the gas train complies the value quoted on paragraph “Technical specifications”. -
Page 18: Adjustment Procedure For Light Oil Operation
CIB UNIGAS - M03936CC Adjustment procedure for light oil operation The light oil flow rate is set by choosing a nozzle that suits the boiler/utilisation output and setting the delivery and return pressure values according to the ones quoted on the table below (as far as reading the pressure values, see next paragraphs). -
Page 19: Adjustment Procedure For Gas Operation
M03S36CC Berger STA12 B 3.41 Siemens SQN72 MAN/AUTO ST2 = High flame cam I = High flame cam ST0 = Ignition position II = Ignition position ST1 = Low flame III = Low flame ATTENTION! Berger actuator: cams can be moved manually. Siemens actuator: set the MAN/AUTO lever to MAN to move the cams, rememeber to set it to AUTO once the adjustment is accomplished. - Page 20 M03S36CC slackening the locking screw VB by a number of turns. By unscrewing the regulator RP the valve opens, screwing the valve closes. T(VR) Fig. 18 Dungs Multibloc MB-DLE Once the gas rate is adjusted at the maximum output stage, adjust the minimum output point (low flame). drive the burner to low flame by means fo the TAB thermostat.
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Page 21: Calibration Of Air And Gas Pressure Switches
CIB UNIGAS - M03936CC Adjusting the combsution head The burner is factory-set with the head in its MAX position (maximum output). To let the burner operate at a lower output, turn clockwise the VRT screw and move progressively the combustion head back towards the MIN position. -
Page 22: Part Ii: Operation
CIB UNIGAS - M03936CC 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 23: Light Oil Operation
CIB UNIGAS - M03936CC ignition transformer is energised (LED L is on). Few seconds after the gas valves opening, the transformer is de-energised and lamp L turns off. The burner is now operating, meanwhile the actuator goes to the high flame position and, after some seconds, the two-stage ope- ration begins;... -
Page 24: Part Iii: Maintenance
CIB UNIGAS - M03936CC 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 25: Gas Filter Maintenance
CIB UNIGAS - M03936CC ➞ ➞ Fig. 20 Fig. 19 Fig. 21 Gas filter maintenance ATTENTION: Before opening the filter, close the manual cutoff valve downstream the filter and bleed the gas; check that inside the filter there is no pressurised gas. -
Page 26: Adjusting The Electrodes Position
CIB UNIGAS - M03936CC Adjusting the electrodes position Adjust the electrodes position, according to the quotes (in mm) showed on the next picture. Fig. 22 Cleaning/replacing the electrodes ATTENTION: avoid the electrodes to get in touch with metallic parts (blast tube, head, etc.), otherwise the boiler operation would be compromised. -
Page 27: Cleaning And Replacing The Detection Photocell
CIB UNIGAS - M03936CC Cleaning and replacing the detection photocell The photocell working life is about 10000 working hours (about 1 year), at max 50°C after which it must be replaced. To clean/replace the detection photocell, proceed as follows: Disconnect the system from the electrical power supply. -
Page 28: Troubleshooting
CIB UNIGAS - M03936CC TROUBLESHOOTING CAUSE / FAULT ● MAIN SWITCH OPEN ● ABSENCE OF GAS ● ● ● ● MINIMUM GAS PRESSURE SWITCH FAULT OR BAD SETTING ● BOILER THERMOSTATS OPEN ● OVERLOAD TRIPPED INTERVENTION ● FUSES INTERVENTION ●... -
Page 29: Spare Parts
CIB UNIGAS - M03936CC SPARE PARTS Desription Code HP20 HP30 CONTROL BOX 2020468 2020468 IGNITION ELECTRODE 2080212 2080219 OIL FILTER 2090025 2090025 GASKET 2110004 2110004 FAN WHEEL 2150006 2150006 AIR PRESSURE SWITCH 2160065 2160065 MINIMUM GAS PRESSURE SWITCH 2160076 2160076... -
Page 30: Wiring Diagrams
CIB UNIGAS - M03936CC WIRING DIAGRAMS Complete key AGQx.1A27- UV probe adapter Operation selector 0) Off - 1) Gas - 2) Light oil Gas solenoid valve, network side (or valves group) Gas solenoid valve, burner side (or valves group) EVG1... - Page 32 L E G E N D A cod. 04-559 REV. 1 KEY cod. 04-559 REV. 1 AGQx.1A27 Apparecchio ausiliario per sonda UV AGQx.1A27 Auxiliary unit for UV probe Commutatore di funzionamento 0) spento 1) gas 2) gasolio Manual operation switch 0) off 1) gas 2) light oil Contatti relè...
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Page 37: Appendix
APPENDIX: COMPONENTS CHARACTERISTICS Status Color code Color SIEMENS LME11/21/22 CONTROL BOX Undervoltage Yellow - red The series of equipment LME.. is used for the starup and supervisione of 1- or 2- stage gas burners. The series LME..is interchangeable with the Fault, alarm ........ - Page 38 LME11 control sequence LME22 control sequence B´ SB / R B´ SB / R W / GP W / GP (LR) BV2 7101d02/0606 LME21 control sequence B´ SB / R W / GP Control sequence Waiting time Purge time TSA Ignition safety time Preignition time Postignition time (LR) BV2...
- Page 39 LME11 connection diagram Connection diagram Error message (alarm) Fuel valve C control RESET EK2 Remote lockout reset button Flame signal Gas pressure switch Air pressure switch Load controller K2/1 K2/2 Fan motor Control thermostat/pressurestat R / W Safety limit thermostat Limit thermostat /pressure switch Ignition transformer 7101 24 /0606...
- Page 40 CONTROL PROGRAM IN THE EVENT OF FAULT In the event of lockout, the LME.. remains locked and the red signal lamp (LED) will light up.The burner control can immediately be reset. This state If a fault occurs, all outputs will immediately be deactivated (in less is also mantained in the case fo mains failure.
- Page 44 Note: specifications and data subject to change. Errors and omissions exceptd.
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