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178 122 35-4
CR00635  2023-07–03
Providing sustainable energy solutions worldwide
Installation- and maintenance instruction
BFG 1-2 H3 Biogas
LME23.331C2
DMV-DLE 507
MVD 210
FRS 510
VPS 504
Translation of the original instructions.

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Summary of Contents for Bentone MVD 210

  • Page 1 178 122 35-4 CR00635  2023-07–03 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BFG 1-2 H3 Biogas LME23.331C2 DMV-DLE 507 MVD 210 FRS 510 VPS 504 Translation of the original instructions.
  • Page 2 1~230V 1,0A 50Hz IP 20 Motor supply MADE IN SWEDEN BY 1. Manualer på övriga språk 1. Manuals in other languages 1. Manualer på andre sprog 2. www.bentone.com\ 2. www.bentone.com\download 2. www.bentone.com\ nedladdning eller scanna or scan QR-code. download eller scan QR-koden.
  • Page 3: Table Of Contents

    2.6 Working field .................. 8 DMV-DLE 525/11 ................. 27 Setting for nozzle assembly and air damper ......9 Gas solenoid valve MVD 210/5 / MVD 215/5 ....29 Components ................. 10 Gas pressure regulator .............31 Skeleton diagram 2-stage burner, Biogas ......12 2.10 Adjusting the gas train ...............
  • Page 4: General Information

    Make sure that the burner is suitable for the application (see Technical • Data). All components must be installed without being bent, twisted or • subjected to mechanical or thermal forces that affect components. 172 515 01-2  2021-10-05 Bentone...
  • Page 5: What To Do If You Smell Gas

    Prevent open flames or sparking, e.g. do not turn lights on or off, do • not use any electrical appliances or mobile phones. • Evacuate the building. Notify the installer or gas supplier of the problem so that it can be • rectified. Bentone...
  • Page 6: Technical Data

    Natural gas H, E, L, LL. • LPG, Butane and Propane. • Dry biogas max 0.1 Vol% H S and min 50% CH • Dimensions BFG 1-2 H3 ø103 Dimensions flanges 2.1.1 109,5 23,5 172 535 62-2  2023-07-03 Bentone BFG 1...
  • Page 7: Capacity Range

    Alt.2 The burner’s noise level can be reduced by connecting the burner’s air intake to the air duct that opens into an appropriate location. Installation must be done so it does not prevent air supply to the burner. Bentone BFG 1...
  • Page 8: Model Bfg 1-2 H3

    Model BFG 1-2 H3 3-3.5 Working field Biogas 25-80 kW mbar Do not exceed working field. -0,5 Natural gas, LPG, Butane and Propane G20, G25 25 - 100 kW mbar G30, G31 37 - 100 kW -0,5 Bentone BFG 1...
  • Page 9: Setting For Nozzle Assembly And Air Damper

    Air damper, first stage Air damper, second stage Scale Brake plate adjustment 22,0 20,0 18,0 16,0 14,0 12,0 10,0 Scale value valid at 0 mbar in furnace pressure. Burner output Bentone BFG 1...
  • Page 10: Components

    Components Flame tube Connection gas valve Safety valve Gas pressure switch Gas valve Pressure regulator Filter Ball valve Ignition transformer Motor Capacitor Bentone BFG 1...
  • Page 11 Screw for dividing the burner Air intake Electric connection, stage 2 Electric connection, stage 1 Air flow indicator Air regulation, stage 1 Nozzle assembly Brake plate Air regulation, stage 2 Air pressure switch Ignition electrodes Gas burner control Nozzle Reset button Bentone BFG 1...
  • Page 12: Skeleton Diagram 2-Stage Burner, Biogas

    Pressure regulator Main flow restrictor stage 1 Pressure outlet (min load) Gas valve Hydraulic brake stage 1 to 2 Leakage control (VPS) Safety valve on-off Gas pressure switch Pe Pa Pressure before valve Pressure between valves 172 515 72-2 Bentone...
  • Page 13: Adjusting The Gas Train

    If this is screwed in, the gas flow to the burner is increased by lifting the valve. This valve is always open and this opening is what gives the min-load. Adjust the air damper for stage 1 for good combustion. Bentone...
  • Page 14: Electric Equipment

    The cables of the safety system must be separated so that the outgoing signal is not placed in the same cable as the incoming signal. Wiring diagram Brown Blue Green Yellow Gn/Ye Green/Yellow Black Grey White Orange Violet 172 615 85-3 Bentone...
  • Page 15: Function Lme

    Postignition time 2.5 s Safety lockout time < 3 s Reset time after lockout < 1 s Reaction time on fl ame failure < 1 s Min. ionisation current at fl ame 5 µA Max. ionisation current 20 µA Bentone...
  • Page 16: Control Program At Faults; Fault Mode Indicator Lme

    > 3 s 3.4.3 Limiting of starting repetitions LME 11... has a function with start repetition if the flame is not created at start or disappears during operation.. LME 11... allows max. three repetitions during continuous starting cycle. Bentone...
  • Page 17 To change to interface mode, press and hold the reset button longer than 3 s. To go back to the normal position, press and hold the reset button longer than 3 s. If the gas burner control is in the alarm position, it is reset by pressing the reset button 0.5...3 s. Bentone...
  • Page 18: Installation

    Connection must be done in accordance with the applicable • regulations. • Connection must conform to the wiring diagram. If any electrical connection other than that recommended by Enertech is used, there is a risk of property damage and personal injury. 172 535 09-2 Bentone...
  • Page 19: Mounting

    X2 according to the wiring diagram. Turn off the main switch. Connect the Eurostecker X2 acc. to Alt. 1 - 3, (see Electric equipment). Install the Eurostecker X2 on the burner. Turn on the main switch. 172 525 26-2 Bentone BFG 1...
  • Page 20: Gas Quality

    1.5 x max inlet pressure or min. 150 mbar. If leaks are found during measurement, locate the source using soapy water or leak detection spray. After sealing: check the tightness of the gas fixture again. Check the gas tightness. Bentone BFG 1...
  • Page 21: Calculation Of Gas Flow

    Butan 32.25 116.09 Natural gas 29.25 Propan 24.44 88.00 Biogas 21.60 Lower calorific value H at normal conditions 15 °C and 1013 mbar, EN 676. For exact calorific value of the gas, contact the gas distributor. 172 535 48 Bentone...
  • Page 22: Settings

    The adjustment should be performed alternately: first adjustment of the minimum load followed by adjustment of the maximum load and then repeat the procedure unless acceptable combustion is achieved. 172 525 46-3 Bentone BFG 1...
  • Page 23: Startup

    Recommended air excess at basic setting Excess air flue gases% O Gas quality Natural gas Propane 4 ±1 Butane Liquefied petroleum gas Biogas Bentone BFG 1...
  • Page 24: Setting The Air Pressure Switch

    Measure and note the lowest air pressure in the entire work area. Set the air pressure switch to about 10-15% lower than the lowest noted pressure. Test run the burner and check the function in the entire work area. Refit protective cover. 172 535 11-2 Bentone...
  • Page 25: Setting The Gas Pressure Switch, Min

    When the gas pressure switch stops the burner, the measured value must approximately correspond to the setting on the gas pressure switch. Open ball valve. Remove manometer and close measuring socket. Refit protective cover. Check gas tightness. 172 535 12-2 Bentone...
  • Page 26: Double Solenoid Valve Dmv-Dle

    Electrical connection IEC 730-1 (VDE 0631 T1) Technical data Volt U n ~(AC) 230 V Valve 2 x Class A Ambient temperature -15 °C … +60 °C Family 1 + 2 + 3 Max. operating pressure 500 mbar 172 515 67-2  2023-03-08 Bentone...
  • Page 27: Dmv-Dle 512-520/11

    S kuiva. / Uden jernfrit metal, S tørt. / Fri S torr. / Fritt for ikke-jern-metaller, S, tørr. DMV-DLE 525/11 Pressure outlet 1, 2, 3, 5 aan kor- mukaisella kan også Peitetty liitosreikä järjestelmän kruvarna Bentone Skjult forbindelsesboring til sy...
  • Page 28 1 - 5. Replace solenoid Important: Make sure that the solenoid no. and voltage are correct! Remount hydraulic brake or adjust-ing plate as described on page 6. ”Replacing the hydraulic brake or adjusting plate”, steps 7 -11. Bentone...
  • Page 29: Gas Solenoid Valve Mvd 210/5 / Mvd 215/5

    Gas solenoid valve MVD 210/5 / MVD 215/5 8.3.1 Installation position 8.3.2 Electrical connection Grounding acc. local regulations. AC 8.3.3 Pressure taps 2 3 4 Only flange version from DN 25 Sealing plug G3/4 DIN ISO 228 Sealing plug G1/4 DIN ISO 228 Connection for C.P.I.
  • Page 30 Setting the main flow 8.3.5 Loosen Do not use any force Bentone...
  • Page 31: Gas Pressure Regulator

    Max. operating pressure 500 mbar Pressure regulator Class A Ambient temperature -15 °C … +70 °C Inlet pressure range 5 - 500 mbar Family 1 + 2 + 3 Outlet pressure range 2,5 - 200 mbar 172 515 66  2018-01-02 Bentone...
  • Page 32 Turn spindle to stop. Unscrew complete adjustment device B and remove spring C. Insert new spring D. Assemble complete adjustment device and adjust desired off-set. Screw on protective cap A. Stick adhesive label E onto typeplate. Attach lead seal. Bentone...
  • Page 33: Leakage Control Vps 504

    The red LED is lit as long as the contact is released by the regulator (heat requirement). After a short voltage drop during testing or during burner operation, an automatic restart is performed. Pressure buildup Operation Programmer Idle state 172 615 10  2018-01-15 Bentone...
  • Page 34: Electrical Connection

    Release signal Fault signal 10.3 Electrical connection The VPS 504 is connected in series between the temperature regulator and the control box via a 7-pin plug connector. See wiring diagram! Tight Untight Lock-out Operation Outlet Operating voltage ~(AC) 230V 50Hz Bentone...
  • Page 35: Service

    Replacement upon fault detection Gas pressure switch 10 years 250,000 starts Safety blow-off system 10 years Damper motor 500,000 starts Contactor 10 years 500,000 starts The burner and its components must be recycled according to applicable regulations. 172 615 88-2  2022-09-08 Bentone...
  • Page 36: Combustion Device

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 15-2 Bentone BFG 1...
  • Page 37: Fan Motor Replacement

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 16-2 Bentone BFG 1...
  • Page 38: Air Intake And Suction Cone

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 20-2 Bentone BFG 1...
  • Page 39 Connect the electrical contact to the damper motor. Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. Bentone BFG 1...
  • Page 40: Fan Wheel

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 18-2 Bentone BFG 1...
  • Page 41: Electrical Package

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 21-2 Bentone BFG 1...
  • Page 42 When the ignigtion transformer, air switch, gas switch and gas burner control contained in the electrical package are being replaced, no work needs to be done in the socket. When servicing/replacing components which affect the combustion, gas side leakage analysis and check should be performed on the system. Bentone BFG 1...
  • Page 43: Control Of Flame Monitoring And Ionization Current

    Required current to ensure detection Min. DC 3 µA Possible detection current Max. DC 20 µA Operational indicator lamp flashes green <5 µA DC Operational indicator lamp shines green >5 µA DC 8.8.1 Flame monitoring ionisation 172 615 02-3 Bentone...
  • Page 44 Max. current for flame detection Max. DC 5.5 µA Required current to ensure detection Min. DC 40 µA Possible detection current Max. DC 60 µA Operational indicator lamp flashes green <45 µA DC Operational indicator lamp shines green >45 µA DC Bentone...
  • Page 45: Handing Over Of The Installation

    Instruct the persons in charge of the operation on the service and • maintenance of the installation and what to do should any troubles occur. Inspection and service must be carried out by authorized personnel. • Review and service should be performed by authorised personnel only. 172 615 04-2 Bentone...
  • Page 46: Troubleshooting

    Voltage lower than 185V. Contact an electrician. Ignition electrodes disrupting ionisation current. Adjust ignition electrodes. Re-polarise the transformer. Poor earth connection. Ensure adequate earth connection. Phase and neutral swapped around. Check wiring diagram and change accordingly. 172 615 06  2018-01-10 Bentone...
  • Page 47 Flame at incorrect angle due to combustion head out of Check the combustion head and readjust. position. Condensation build up in boiler and chimney: Raise the flue gas temperature by increasing gas volume Insulate Flue gas temperature too low or gas volume too low. the chimney. Bentone...
  • Page 48: Service- And Inspection Protocol

    11. Service- and inspection protocol Installation Boiler Efficiency kW: Name: Type: Address: Burner Efficiency kW: Type: Installed by: Date: Date gas/h Efficiency Governor Fluegas Ionisation Pressure temp current Fire Chimney room Measure- °C µ A ment Before After mbar mbar Small Flame Large Flame...
  • Page 49 EU Declaration of conformity Bentone Gas Burners Certificate No. Certificate No. Type: Type: BFG 1 CE-0123CT1269 BG 550 CE-0123CT1326 STG 120 CE-0123CT1270 BG 650 CE-0123CT1348 STG 146 CE-0123CT1281 BG 700 CE-0123CT1359 BG 300 CE-0123CT1292 BG 800 CE-0123CT1360 BG 400 CE-0123CT1304...
  • Page 50 UK Declaration of conformity Bentone Gas Burners Type: BFG 1 BG 300 BG 550 BG 800 STG 120 BG 400 BG 650 BG 950 STG 146 BG 450 BG 700 This declaration of conformity is issued under the sole responsibility of the manufacturer.
  • Page 52 Enertech AB. P.O Box 309, SE-341 26 Ljungby www.bentone.com...

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