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178 239 35-1 P93783 2023-01-11 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BFG 1 H3 LME11.230C2E MBC 120 Translation of the original instructions.
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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.
Startup ................... 22 Control of combustion .............. 22 Technical data ...............6 6.5 Setting the air pressure switch ..........23 Dimensions BFG 1 H3 ..............6 6.6 Setting the gas pressure switch, min........24 Capacity range ................7 Gas categories, approved gases ..........7 Gas valve MultiBloc MBC-120-DLE-S20 ......25 2.4...
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...
Prevent open fl ames 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 • rectifi ed. Bentone...
Operation in installations according to EN 303 and EN 676. • Fuels: Natural gas H, E, L, LL. • LPG, Butane and Propane. • Dimensions BFG 1 H3 The above-mentioned measurements are maximum measurements. They can vary, depending on which components are used. Dimensions flanges 2.1.1 Flange 109,5 23,5 172 535 61 2023-01-11...
Capacity range Gas quantity at Gas quantity at Capacity min. power Nm max. power Nm BFG 1 H3 25-100kW G 20 10.6 G 25 12.3 G 30 G 31 Max. connection Min connection Gas valve MultiBloc pressure mbar pressure mbar MBC 120...
Model BFG 1 H3 Natural gas 29,0-31,0 2,5-3,5 7,5-8,5 Flame tube Flame tube Flame tube length mm Dimension A mm Dimension B ø 121,5 221,5 The above-mentioned measurements are maximum measurements. They can vary, depending on which components are used.
Components Flame tube Gas pressure switch Connection gas valve Ignition transformer Motor Capacitor Bentone BFG 1...
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Test point for the air pressure switch on the low- Nozzle assembly pressure side Brake plate Air intake Ignition electrode Air regulation Ionisation electrode Electric connection Nozzle Gas burner control Air flow indicator (indicates the air setting) Reset button Bentone BFG 1...
Gas pressure switch, min. Gas pressure switch, max. Main valve Safety valve Leakage control Air pressure switch Gas burner control Pos. 5b: Components not required acc. to EN 676. Required above 1200 kW acc. to EN 676. 172 515 79 2023-01-09 Bentone...
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...
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 Alt. 2 Alt. 3 Violet Alt. 1 Acc. to DIN 4791 172 525 31-3 Bentone...
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 20 µA Max. ionisation current Bentone...
> 3 s 4.4.3 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...
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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...
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...
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...
Natural gas 34.02 116.09 Butane 32.25 Natural gas 88.00 29.25 Propane 24.44 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...
Fig. I, a clockwise turn gives a decrease in the air flow and a counter-clockwise turn an increase in the air flow. If the air intake is pointing upwards as in Fig. II, a clockwise adjustment increases the air flow and a counter-clockwise adjustment decreases the air flow. 172 525 27-2 Bentone BFG 1...
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A hose connection via a air duct is available in three different dimensions, 48, 68 and 78 mm outer diameter ”D”. The air duct is installed on the air intake at the place where the grid is installed in the standard design. Bentone BFG 1...
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. Refi t protective cover. 172 535 11-2 Bentone...
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. Refi t protective cover. Check gas tightness. 172 535 12-2 Bentone...
Quantity setting via gas throttle Gas pressure switch, min. Electric connector, gas pressure switch Setting of pressure regulator Screw for cover over coil Screw, gas pressure switch Cover adjustment control Quantity setting of start gas via gas throttle 172 535 52-2 Bentone BFG 1...
Loosen the hexagonal screw which holds the solenoid coil and the • valve together. • Install and fasten the new coil. • Install and fasten the circuit board and cover. After completion of the jobs on the gas components, perform leakage control and function control. Bentone BFG 1...
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Also check the function of the gas pressure switch and set it. After completion of the jobs on the gas components, perform leakage control and function control. Bentone BFG 1...
Replacement upon fault detection 10 years 250,000 starts Gas pressure switch 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...
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...
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...
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 17-2 Bentone BFG 1...
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...
Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components which aff ect the combustion, gas side leakage analysis and check should be performed on the system. 172 625 19-2 Bentone BFG 1...
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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...
Required current to ensure detection Min. DC 3 µA Max. DC 20 µA Possible detection current 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...
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Max. current for flame detection Max. DC 5.5 µA Required current to ensure detection Min. DC 40 µA Max. DC 60 µA Possible detection current Operational indicator lamp flashes green <45 µA DC Operational indicator lamp shines green >45 µA DC Bentone...
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...
Voltage lower than 185V. Contact an electrician. Adjust ignition electrodes. Re-polarise the transformer. Ignition electrodes disrupting ionisation current. Poor earth connection. Ensure adequate earth connection. Check wiring diagram and change accordingly. Phase and neutral swapped around. 172 615 06 2018-01-10 Bentone...
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Flame at incorrect angle due to combustion head out of Check the combustion head and readjust. position. Condensation build up in boiler and chimney: Flue gas temperature too low or gas volume too low. Raise the flue gas temperature by increasing gas volume Insulate the chimney. Bentone...
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...
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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.
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