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Summary of Contents for Unigas K590X-FGR EA
- Page 1 K590X-FGR EA K660X-FGR EA K750X-FGR EA Gas burners Microprocessor controlled LMV2x / 3x MANUAL OF INSTALLATION - USE - MAINTENANCE BURNERS - BRUCIATORI - BRULERS - BRENNER - QUEMADORES - ГОРЕЛКИ M039484ZB 0.1 05/2022...
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Page 2: General Introduction
DANGERS, WARNINGS AND NOTES OF CAUTION 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 PRODUCT INSTALLATION AND MAINTENANCE. -
Page 3: Directives And Standards
3b) FIRING WITH GAS, LIGHT OIL OR OTHER FUELS DIRECTIVES AND STANDARDS Gas burners GENERAL European directives The burner shall be installed by qualified personnel and in compliance -Regulation 2016/426/UE (appliances burning gaseous fuels) with regulations and provisions in force; wrong installation can cause -2014/35/UE (Low Tension Directive) injuries to people and animals, or damage to property, for which the -2014/30/UE (Electromagnetic compatibility Directive) -
Page 4: Symbols Used
Burner data plate Type For the following information, please refer to Model Gas - Light oil burners Year the data plate: European Directives S.Number -Regulation 2016/426/UE (appliances burning gaseous fuels) burner type and burner model: must be Output Oil Flow -2014/35/UE (Low Tension Directive) reported in any communication with the Fuel... - Page 5 PART I: SPECIFICATIONS PART I: SPECIFICATIONS Note: the figure is indicative only Control panel with startup switch Gas train Electrical panel Cover Blast tube + Combustion head Flange Silencer (Low noise air intake R) Actuator FGR, flue gas recirculation (only for FGR type burners) 10 Air pressure switch 11 Combustion head adjusting ring nut Gas operation: From the supply line the gas fuel passes through the gas train (filter, safety valves, gas pressure regulator and butterfly valve).
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Page 6: Technical Specifications
Type Model .FGR K750X-FGR EA (10) Burner model identification K590X-FGR EA, K660X-FGR EA, K750X-FGR EA BURNER TYPE FUEL M - Natural gas, L - LPG OPERATION (Available versions) MD - Fully modulating SR = Standard blast tube + ABS polymer (silenced) air intake... - Page 7 PART I: SPECIFICATIONS Gas categories and countries of application GAS CATEGORY COUNTRY AT, ES, GR, SE, FI, IE, HU, IS, NO, CZ, DK, GB, IT, PT, CY, EE, LV, SI, MT, SK, BG, LT, RO, TR, CH LU, PL 2E( R ) B 2ELL Fuel Type...
- Page 8 TEMPLATE (BS/BL) BURNER FLANGE (AS/AL) BS = standard blast tube BL = long blast tube DN = gas valves size B*: SPECIAL blast tube lengths must be agreed with Cib Unigas TIPO DN (AS) (AL) (BS) (BL) 1631 1731 366...
- Page 9 Overall dimensions (mm)m Low noise air intake (R) BOILER RECOMMENDED DRILLING TEM- PLATE BURNER FLANGE FGR FLANGE BS = standard blast tube BL = long blast tube DN = gas valves size *DN = gas valves size NOTE: the overall dimensions are referred to burners provided with Siemens VGD valves. TIPO DN (AS) (AL)
- Page 10 Overall dimensions (mm)m Aluminum air intake (P) BOILER RECOMMENDED DRILLING TEMPLATE (AS/AL) (BS/BL) Ø Y BURNER FLANGE FGR FLANGE O min O max BS = standard blast tube BL = long blast tube DN = gas valves size *DN = gas valves size NOTE: the overall dimensions are referred to burners provided with Siemens VGD valves.
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Page 11: Performance Curves
This value must be lower or equal to the pgas value, calcula- ted before. Power kW Potenza / Output (kW) Performance Curves K590X-FGR EA M- K750X-FGR EA M- K660X-FGR EA M-... - Page 12 During the first ignition, the combustion head is set in order to find a compromise between the burner output and the generator specifications, that is why the minimum output may be different from the Performance curve minimum Pressure in the Network / gas flow rate curves(natural gas) K590X-FGR EA K750X-FGR EA K660X-FGR EA...
- Page 13 PART I: SPECIFICATIONS WARNING: the diagrams refers to natural gas. For different type of fuel please refer to the paragraph “Fuel” at the beginning of this chapter. The values in the diagrams refer to natural gas with a calorific value of 8125 kcal/Stm (15°C, 1013 mbar) and a density of 0.714 kg/Stm The values in the diagrams refer to GPL with a calorific value of 22300 kcal/Stm...
- Page 14 PART I: SPECIFICATIONS K590X-FGR EA M-.. K750X-FGR EA M-.. K660X-FGR EA M-.. K590X-FGR EA L-.. K750X-FGR EA L-.. POWER REDUCTION WITH REFERENCE TO THE BURNER OPERATING CURVE Since depowering the burner operating range is equivalent to increasing the burner power by the same percentage, the quickest proce-...
- Page 15 PART I: SPECIFICATIONS K590X-FGR EA Thermic Load (MW/m K660X-FGR EA Thermic Load (MW/m K750X-FGR EA Thermic Load (MW/m...
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Page 16: Transport And Storage
PART II: INSTALLATION PART II: INSTALLATION MOUNTING AND CONNECTING THE BURNER Transport and storage ATTENTION! The equipment must be installed in compliance with the regulations in force, following the manufac- turer’s instructions, by qualified personnel. All handling operations must be carried out with appropriate resources and qualified personnel ATTENTION: Use intact and correctly dimensioned hoisting equipment, conforms to the local regulations and health and safety regulations. - Page 17 PART II: INSTALLATION Fitting the burner to the boiler To perform the installation, proceed as follows: drill the furnace plateas decribed in paragraph (“Overall dimensions”); place the burner towards the furnace plate: lift and move the burner by means of its eyebolts placed on the top side (see”Lifting and moving the burner”);...
- Page 18 PART II: INSTALLATION GAS TRAIN CONNECTIONS The 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. Note: the figure is indicative only ”direction”...
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Page 19: Mounting Positions
PART II: INSTALLATION Gas train with valves group VGD and MBE with built-in gas pressure governor + gas leakage pressure switch (PGCP) by others supplied by burner constructor gas inlet gas inlet Legend 1 Filter 6 Butterfly valve 2 Pressure switch - PGMIN 7 Pressure transducer 3 Safety valve with built in gas governor 8 Main burner... - Page 20 PART II: INSTALLATION MultiBloc MBE ALLA V. FARFALLA Example of gas train MBE 501939 GAS BRUCIATORE ø185 VD-R VD-V VD-R VD-V Gas filter PGMAX PGMAX PGMI PGMIN PS pressure sensor PGCP PGCP ATTENTION: once the gas train is mounted according, the gas proving test mus be performed, according to the procedure set by the laws in force.
- Page 21 PART II: INSTALLATION Mounting VD-R & PS-... ActuatorVD-V ActuatorVD-R M12 x 5 Pin The actuator VD-V does not need any adjustment (funzione ON-OFF) The actuator VD-R It must be combined with the PS sensor (include regolatore di pressione) VD-R + PS 1.
- Page 22 PART II: INSTALLATION SIEMENS VGD.. Mounting positions = BS SKP1. SKP2. Siemens VGD... con SKPx Example of gas train Gas filter version with SKP2 (built-in pressure stabilizer) Siemens VGD valves with SKP actuator: The pressure adjusting range, upstream the gas valves group, changes according to the spring provided with the valve group.
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Page 23: Overall Dimensions (Mm)
PART II: INSTALLATION regulators) from becoming rapidly blocked. The filter is normally installed upstream from all the control and on-off devices. ATTENTION: it is reccomended to install the filter with gas flow parallel to the floor in order to prevent dust fall on the safety valve during maintenance operation. - Page 24 PART II: INSTALLATION BURNERS WITH INVERTER VARIANT (if provided) Type Model XXXXX M-. MD. xx. xx. x. x. xxx. EI. XXXXX M-. MD. xx. xx. x. x. xxx. EG. LMV5 DANFOSS XXXXX MG. MD. xx. xx. x. x. xxx. EK. XXXXX MG.
- Page 25 PART II: INSTALLATION BURNERS WITH INVERTER VARIANT (if provided) KOSTAL Tipo Modello XXXXX M-. MD. xx. xx. x. x. xxx. EI. XXXXX M-. MD. xx. xx. x. x. xxx. EG. LMV5 XXXXX MG. MD. xx. xx. x. x. xxx. EK. XXXXX MG.
- Page 26 PART II: INSTALLATION Integrated proving system (burners equipped with LME7x, LMV, LDU) This paragraph describes the integrated proving system operation sequence: At the beginning both the valves (EV1 and EV2) must be closed. Test space evacuating: EV2 valve (burner side) opens and keep this position for a preset ...
- Page 27 PART II: INSTALLATION Rotation of electric motor Once the electrical connection of the burner is executed, remember to check the rotation of the electrical motor (pump motor if any, and fan motor) . The motor should rotate accor- ding to the “arrow” symbol on the body. In the event of wrong rotation, reverse the three- phase supply and check again the rotation of the motor.
- Page 28 PART III: OPERATION PART III: OPERATION LIMITATIONS OF USE THE BURNER IS AN APPLIANCE DESIGNED AND CONSTRUCTED TO OPERATE ONLY AFTER BEING CORRECTLY CONNEC- TED TO A HEAT GENERATOR (E.G. BOILER, HOT AIR GENERATOR, FURNACE, ETC.), ANY OTHER USE IS TO BE CONSIDE- RED IMPROPER AND THEREFORE DANGEROUS.
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Page 29: Fuel Selection
PART III: OPERATION Fig. 3 - Burner front panel Keys Lock-out LED Hi-flame operation LED Lo-flame operation LED “Ignition transformer operation” LED “Fan motor overload tripped” LED “EV2 opening” LED “EV1 opening” LED “Gas pressure switch signal ” LED Main switch Operation selector MAN - AUTO (operation in manual or automatic mode): MIN = operation with minimum output MAX = operation at the maximum output... -
Page 30: User Interface
PART III: OPERATION AIR FLOW AND FUEL ADJUSTMENT WARNING! During commissioning operations, do not let the burner operate with insufficient air flow (danger of formation of carbon monoxide); if this should happen, make the fuel decrease slowly until the normal combustion values are achieved. -
Page 31: Setting Menu
PART III: OPERATION Key F + A While pressing the two keys contemporarly, the code message will appear: by entering the proper password it is possible to access the Service mode. Info and Enter keys Used for Info and Service menues Used as Enter key in the setting modes Used as Reset key in the burner operation mode Used to enter a lower level menu... - Page 32 PART III: OPERATION User level (info): no password needed Service level (Service) Manifacturer level (OEM) PHASES LIST During operation, the following program phases are shown. The meaning for each phase is quoted in the table below Fase / Funzione Function Ph00...
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Page 33: Info Level
PART III: OPERATION The burner and consequently the LMV2x.. are factory set; the air and fuel curves as set as well. Info level To enter the Info level, proceed as follows: in any menu position, press keys + and - at the same time, then the program will start again: the display will show OFF. until the display will show InFo, Press the enter (InFo) key then il will show the first code (167) flashing, on the right side it will show the data entered. -
Page 34: Parameter Description
PART III: OPERATION Parameter Description Cubic meters of fule (resettable) Operating hours (resettable) Device operating hours Burners start-ups (resettable) Total number of start-ups Burner number (i.e. serial number) Software version Software date Device serial number Customer code Version Free Example: choose parameter 102 to show the date the display shows parameter 102 flashing on the left and characters ._._ on the right. -
Page 35: Service Level
PART III: OPERATION Diagnostic code (in the example “diagnostic code:3”). Record the codes and find out the fault in the Error table. To perform the reset, press InFo for one second: The unit displays an event which does not lead to shutdown. The display shows current error code c: alternating with diagnostic code d: Press InFo to return to the display of phases. - Page 36 PART III: OPERATION .the first parameter will be “954”: the percentage of flame is shown on the right. By pressinf + or - it is possible to scroll up/down the parameter list. Once the last parameter is accessed (143) by pressing + , the End message will blink. PressPress InFo for more than three seconds or for more than three seconds orto return to the normal display.
- Page 37 PART III: OPERATION Output flange 1 Electrical connection for valves 10 Test point connection M4 downstream of valve 2 2 Operation display (optional) 11 Gas flow direction 3 Pressure governor closing tap 12 Test connection G 1/8 downstream of valve 1, on both sides 4 Start setting cap 13 Vent nozzle pressure regulator 5 Hydraulic brake and rate regulator...
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Page 38: Pressure Taps
PART III: OPERATION Regulation VD-R whith PS Setting scale is „Not“ linear! Various sensors available. Output pressure according to sensor‘s measuring range. Increasing pressure Adjust the outlet pressure to the value specified by the burner or equipment manufacturer! While making outlet pressure adjustments, do not exceed a value that creates a hazardous condition to the burner! Decreasing pressure... - Page 39 PART III: OPERATION Calibration air and gas pressure switches The air pressure switch locks the control box if the air pressure is not the one requested. If it happens, unlock the burner by means of the control box unlock pushbutton, placed on the bur- ner control panel.
- Page 40 PART III: OPERATION Adjusting the combustion head Attention! if it is necessary to change the head position, repeat the air and fuel adjustments described above. .The combustion head position affects the flame stability.The diffuser position must be set during the commissioning according to the regulation needs.
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Page 41: Routine Maintenance
PART IV: MAINTENANCE PART IV: MAINTENANCE WARNING: ALL OPERATIONS ON THE BURNER MUST BE CARRIED OUT WITH THE MAINS DISCONNECTED AND THE FUEL MANAUL CUTOFF VALVES CLOSED! ATTENTION: READ CAREFULLY THE “WARNINGS” CHAPTER AT THE BEGINNIG OF THIS MANUAL. 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;... - Page 42 PART IV: MAINTENANCE Adjusting the gas valves group and removing the filter MB-DLE MB-DLE 415 - 420 B01 405..412 0 CoperFKLR GHO ¿OWro 1,3,4,6 TDSSR D YLWH * 2 AWWDFFR PLVXrDWRre 5 TDSSR D YLWH 0 0, 1, 2, 3, 4, 5 7DSSR D YLWH * Prese di pressione Prese di pressione...
- Page 43 PART IV: MAINTENANCE Center head holes gas flow regulation (natural gas burners) To adjust the gas flow, partially close the holes, as follows: loosen the three V screws that fix the adjusting plate D; insert a screwdriver on the adjusting plate notches and let it move CW/CCW as to open/close the holes; once the adjustmet is performed, fasten the V screws.
- Page 44 PART IV: MAINTENANCE Note: to replace the combustion head reverse the procedure described above having care to place correctly the O ring (OR) between burner and gas manifold. Head adjusting screw Threaded rod Fixing screw Gas manifold ”O” ring Cover Electrodes Adjustment Important Note: Check the ignition and detection electrodes after removing/adjusting the combu- stion head.
- Page 45 PART IV: MAINTENANCE RReplacing the ignition electrodes ATTENTION: avoid the ignition and detection electrodes to contact metallic parts (blast tube, head, etc.), otherwise the boi- ler’s operation would be compromised. Check the electrodes position after any intervention on the combustion head. To replace the ignition electrodes, proceed as follows: 1 remove the burner cover;...
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Page 46: Seasonal Stop
PART IV: MAINTENANCE Burner service term - In optimal operating conditions, and with preventive maintenance, the burner can last up to 20 years. - Upon expiry of the burner service term, it is necessary to carry out a technical diagnosis and, if necessary, an overall repair. - The burner status is considered to be at its limit if it is technically impossible to continue using it due to non-compliance with safety requirements or a decrease in performance. - Page 47 PART IV: MAINTENANCE TROUBLESHOOTNG GUIDE Gas operation * No electric power supply * Restore power supply * Main switch open * Close switch * Thermostats open * Check set points and thermostat connections * Bad thermostat set point or broken thermostat * Reset or replace the thermostat * No gas pressure * Restore gas pressure...
- Page 48 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: specifications and data subject to change. Errors and omissions excepted.
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