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Summary of Contents for Enertech Bentone BG 300-2
- Page 1 178 001 72-3 2017-10-12 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BG 300-2...
- Page 3 DESCRIPTION Components Connection gas ittings 17. Motor Switch 0-1 10. Air damper 18. Ionization electrode Switch I-II 19. Transformer Cover, inspection glass 11. Air intake 20. Inner assembly Reset button 12. Ignition electrode 21. Nozzle Air pressure switch 13. Electric panel 22.
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Page 4: Technical Data
TECHNICAL DATA Type designation BG 300 Dimensions Length of burner tube Measure A Measure 5 Standard ø120 Long design ø120 The above dimensions are max. measurements. Depending on the compo- nents used, the measurements may vary. Output range Capacity Gas volume at a Gas volume at a Max. - Page 5 TECHNICAL DATA DIMENSIONS OF FLANGE ø120 172 215 29 08-01...
- Page 6 SKELETON DIAGRAMS, 2-STAGE- OR MODULATING BURNERS Incorporated in the MultiBloc Pos. 5b, 7: Components not required 1. Ball valve 6b. Safety valve 2. Filter 7. Valve proving system according to EN 676. 3. Governor 8. Air damper motor 4. Pressure gauge with shut-off cock 9.
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Page 7: Mounting On The Boiler
MOUNTING ON THE BOILER Remove the combustion unit from the Removal of fan house unit from Installation example burner. Fit the enclosed lange and burner. Connect the gas to the burner by gasket to the boiler.If new ixing holes Loosen the screws. Swing out the fan means of the ball valve. - Page 8 If there is no Plug-in If S6 is missing connect T6 and T8. contact (X4,X6) on the boiler, connect to the contact enclosed.
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Page 9: Electric Equipment
ELECTRIC EQUIPMENT Gas burner control: LME22 List of components S5 Micro switch for hinged door A1 Gas burner control S6 Control thermostat, stage 2 B1 Ionization electrode S7 Main switch F1 Operating fuse S8 Air pressure switch H1 Lamp, low capacity S9 Gas pressure switch H2 Lamp, high capacity T1 Ignition transformer... - Page 10 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LME..Colour codes Colour code table for multi-coloured signal lamps (Light diodes) Status Colour codes Colours ○………………… Waiting time «tw», other waiting times Ignition phase, ignition checked •○...
- Page 11 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LME... Alarm control table Red lashing code Possible causes on signal lamp (LED) No lame at End of «TSA» Flashing 2 x - Defective or obscured lame monitor ••...
- Page 12 MEASURES AND CHECKS BEFORE START-UP, 2-STAGE- OR MODULATING BURNERS General rules Leakage control Care should be taken by the installer Note on 2-stage and modulating burn- MultiBloc to ensure that no electrical cables or ers that during the pre-purging period fuel/gas pipes are trapped or damaged the damper opens to the set value for during installation or service/mainte-...
- Page 13 MEASURES AND CHECKS BEFORE START-UP INNER ASSEMBLY Town gas INNER ASSEMBLY Natural gas, LPG Natural gas INNER ASSEMBLY Biogas (UV-detector) 172 205 78 07-01...
- Page 14 DETERMINATION OF GAS VOLUME FOR THE INSTALLATION Speciications on natural gas, town Net caloriic value gas and bio gas vary. For more exact Gas quality kWh/Nm kJ/Nm kcal/Nm information please contact the gas Natural gas 10,3 37 144 8 865 distributor.
- Page 15 FUNCTION, 2-STAGE DESIGN Low load: Air adjustment If the air volume needs changing: Adjust the operating switch to full The damper motor turns the damper between three pre-set positions: fully load (ll). Remove the cover of the damper * Reduce the air volume: closed, low load, full load.
- Page 16 MULTI-BLOC, MB-ZRDLE 405-407 Max. inlet pressure: 360 mbar. Components Adjustable governor pressure: Gas pressure switch 405 - 412 S50 = 4 - 50 mbar Inlet pressure 415 - 420 S20 = 4 - 20 mbar Governor with pressure adjustment 415 - 420 S50 = 20 - 50 mbar Hydraulic device, adjustment of Solenoid valve: Slow opening valves stage 2...
- Page 17 ADJUSTMENT OF MULTI-BLOC, MB-ZRDLE 405-420 Adjustment of start gas low Flow adjustment 2-stage design Adjustment of governor For stage 1, loosen the lock screw Adjust outlet pressure from governor Remove the protective cover c. a. Turn the hydraulic device e: by means of a screw driver.
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Page 18: General Instructions
GENERAL INSTRUCTIONS Adjustment of burner A general rule is that the lower capacity Service the smaller the opening between The burner is from the factory pre-set Service should only be carried out by qualiied personnel. Replacement brake plate and combustion device. to an average value that must then be adjusted to the boiler in question. - Page 19 GENERAL INSTRUCTIONS Adjustment of brake plate Loosen the screw on the adjust- ment device. To reduce the opening: turn the knob to the left. To increase the opening: turn the knob to the right. The adjustment of the position of the brake plate affects the air low.
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Page 20: General Instruction
GENERAL INSTRUCTION Flame monitoring and measure- Adjustemnt of max. gas pressure Adjustment of air pressure switch ment of ionisation current switch The air presure switch should stop the The burner is monitored according The burner is equipped with a max. burner if the air volume is reduced. - Page 21 FINAL TEST OF THE INSTALLATION – Make repeated start attempts to Fault location, functional troubles ensure that the adjustments Trouble free operation is dependent on three factors: electricity, gas and air function. supply. Should there be any changes – Close the ball valve during in the ratio between these three factors operation to check that the gas there is a risk of break downs.
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Page 22: Gas Burner
Fault location guide Gas burner The basis for a trouble free operation can only be ensured by the correct combined effect of the three factors: electricity, gas flow and combustion air. Should any of these factors change, troubles may arise. t has been proved that many troubles have rather simple causes. - Page 23 Cause Remedy No electrical connection through the air pressure switch Test the adjustment and the function of the air pres-sure switch. The starting load is not correctly adjusted Reduce or increase the gas supply, reduce the quanti ty of air. Gas relay defective Replace Air pressure switch incorrectly adjusted or defective...
- Page 24 Cause Remedy The burner is operating correctly but locking out now and then The ionisation current is too low Check. Must be at least 4 µ A according to the relay manufacturer but should be 8-20 µ A. The UV-cell is in a wrong position Adjust Voltage drop at certain times Must not drop more than 15% of the rated...
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Page 26: General Instructions For Gasburners
GENERAL INSTRUCTIONS FOR GASBURNERS Installation Follow standards and instructions applicable to the Check that the input pressure of the gas is correct installation of gas burners Check that the dampers of the boiler are open Ensure that the electric installation is made in Check that there is water in the system accordance with existing regulations Check that thermostats etc. - Page 27 SERVICE AND INSPECTION CARD Installation Boiler Name: Type: Efficiency kW: Address: Burner Type: Efficiency kW: Installed by: Date: Date gas/h Governor Flue gas Ionisa- Pressure Efficiency temp tion current Fire room Chimney Measure- Before After °C µ A mbar mbar % ment Small flame...
- Page 28 Enertech AB. P.O Box 309, SE-341 26 Ljungby. www.bentone.se, www.bentone.com...
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