Bentone BG 950i M Installation And Maintenance Instruction
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Bentone BG 950i M Installation And Maintenance Instruction

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178 032 85-2
CR00662  2024-01-10
Providing sustainable energy solutions worldwide
Installation- and maintenance instruction
BG 950i M
LMV37
VGD 40.065
IP40
Translation of the original instructions.

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  • Page 1 178 032 85-2 CR00662  2024-01-10 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BG 950i M LMV37 VGD 40.065 IP40 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

    Leakage control ................87 Calculate prepurge time, Industrial applications ....88 Technical data ...............6 9.5 Calculation of gas flow .............. 89 Dimensions BG 950i M..............6 Capacity range ................7 Settings ................90 Gas categories, approved gases ..........7 10.1 Setting the air damper ............... 90 Components ...................

  • 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

    Operation in installations according to EN 303 and EN 676. • Fuels: Natural gas H, E, L, LL. • LPG, Butane and Propane. • Dimensions BG 950i M E F *G Flame tube Flame tube Flame tube Length of flame tube...

  • Page 7: Capacity Range

    IS, IT, LT, LU, LV, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, TR AT, CH, CY, DK, FI, LT, RO, SE, SK 40 mbar 2H3B/P GB, IE 40 mbar 2H3P 40 mbar 2L3B/P 40 mbar 2E3B/P 40 mbar 2E(R)B 40 mbar 40 mbar 2EK3B/P Bentone...

  • Page 8: Components

    Technical specification BG 950i M Main supply, Operation 1) 2) 230V, 1~, 0.5A, 50Hz, IP40 Main supply, Motor 230/400V, 19.0/11.0A Max fuse rating, Motor 6.3A Max fuse rating, Operating D16A -class Noise level 97dBA Max operating current, see data plate.
  • Page 9 Bentone...
  • Page 10 Contact damper motor, air SQM 33 Contact damper motor, gas SQN 13 AZL display for LMV automatic control unit Contactor + Overload protection Transformer Fuse holder Branching point/ measureing point for ionisation LMV Automatic control unit Quick release switch for regulator Bentone...

  • Page 11: Skeleton Diagram

    Air pressure switch LMV Automatic control unit Pos. 5b, 7: Components not required according to EN 676. Required over 1200 kW according to EN 676. This burner must not be used for biogas without first contacting Enertech. 172 515 86  2018-08-02 Bentone...

  • Page 12: 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 230815 220920 151015 Orange Black Brown Pink Blue Violet Green White Gn/Ye Green/Yellow Grey Yellow 172 615 81-3  2023-03-01 Bentone...
  • Page 13 Plug-in contact, 3 phase, boiler Plug-in-contact, power control burner Safety circuit Operating switch Plug-in-contact, power control Main switch Contact power control Air pressure switch Contact power control Gas pressure switch, min Solenoid valve 1 Control thermostat 3-pole Solenoid valve 2 Bentone...

  • Page 14: Automatic Control Unit Lmv37

    Example: Modulating gas burner The system components (display and operating unit, actuators) are connected directly to the LMV37.4... basic unit. All safety-related digital inputs and outputs of the system are monitored by a contact feedback network. 172 525 67-2 Bentone...

  • Page 15: General Information

    6.3 AT (DIN EN 60127 2 / 5) Mains supply: Input current depending on the operating state of the unit Under voltage Safety shutdown from operating position at mains voltage LMV37.400A2 Approx. AC 186 V Restart on rise in mains voltage LMV37.400A2 Approx. AC 195 V Bentone...
  • Page 16 X5-02 pin 2/3 RAST plug Function / Outputs pin number X3-05 pin 1 X4-02 pin 2/3 X6-03 pin 2/3 X8-02 pin 1/3 X7-01 pin 2/3 X7-02 pin 2/3 X3-05 pin 2 0° 0° 0° Legend to the sequence diagrams Bentone...
  • Page 17 Postpurge time (t3) Evacuation of test space Atmospheric pressure test Filling of test space Gas pressure test Gas shortage waiting time Valve proving is performed depending on the parameter settings: Simultaneously with the prepurge time and/or the afterburn time. Bentone...
  • Page 18 Only with fuel train Lo and 2 fuel valves Parameter 223: Repetition limit value gas pressure switch-min in connection with gas shortage program parameter 246 (phase 90) Max. drop-in/response time for air pressure switch Alternative to valve proving Alternative to pressure switch-max (Pmax) or POC Bentone...
  • Page 19 0°/10% Position as supplied (0°) 90°/100% Actuator fully open (90°) Input/output signal 1 (ON) Input/output signal 0 (OFF) Input permissible signal 1 (ON) or 0 (OFF) Bentone...

  • Page 20: Connection And Internal Diagram

    Protection earth (PE) Supply for fuel meter Input fuel meter Shielding: For shielding the cables on the VSD, refer to: Siemens SED2 VSD Commissioning Manual (G5192), chapters 4 and 7, or • Danfoss Operation Manual VLT 6000 (MG60A703), chapter Installation • Bentone...
  • Page 21 Speed feedback signal Speed feedback signal Signal reference PWM speed output PWM speed output Signal reference DC 24 V external DC 24V external Controller input 4...20 mA Controller input 4...20 mA Power source Power source Con- Analog Analog Controller troller Bentone...

  • Page 22: Operation

    - For changing to a higher menu level (press button for 3…8 s) - For changing the operating mode (press button for >8 s) Enter in parameter setting mode • /reset • Reset in the event of fault • One menu level down Bentone...
  • Page 23 Figure 4: Meaning of display Fault status message Flame present Valve controlled Ignition controlled Fan motor controlled Oil preheater on Heat request from controllers Parameter setting mode Info mode Service mode h min s Actuator closing Actuator opening Unit of current display Bentone...

  • Page 24: List Of Phase Displays

    Postpurge time (t3) (abortion when load controller ON) Ph80 Valve proving test evacuation time Ph81 Valve proving test time atmospheric pressure, atmospheric test Valve proving filling test, filling Ph82 Ph83 Valve proving time gas pressure, pressure test Ph90 Gas shortage waiting time Bentone...

  • Page 25: Automatic Control Unit Levels

    Change to normal Change to normal display display >3 s <8 s Info level /reset >3 s <8 s /reset or automatic return after timeout of menu operation Service level (parameter 127) >8 s >1 s Parameter level Parameter level Bentone...
  • Page 26 Basic unit Air-fuel ratio control curves (primary setting) /reset Bild 388e/1109 /reset Air-fuel ratio control /reset The following sections explain the Actuator operating philosophy behind the parameter levels using a number of examples. /reset Error histery /reset Process data Bentone...
  • Page 27 Standardized speed Number of faults Error history: 701-725.01.Code 701. chronological index value of index error list Indexlista: 01 = error code 02 = diagnostic code 03 = error class 04 = error phase 05 = startup counter 06 = output Bentone...
  • Page 28 The next bar starts flashing. h min s Complete the rest of the password according to the principle described. Example: Password consisting of 4 characters. min s After entery of the last character the password must be confirmed by pressing /reset Bentone...

  • Page 29: Setting The Automatic Control Unit

    400 for initial commissioning and for setting air-fuel controll. Press /reset 201: appears flashing. h min s Press to go to the settings for air-fuel ratio control and parameter 201 for selecting the operating mode. Bentone...
  • Page 30 20 = gas modulating with pilot only when firing on gas (Gp1 mod fuel active) • 21 = gas modulating with pilot only when firing on gas (Gp2 mod fuel active) • 22 = oil modulating only when firing on oil (Lo mod fuel active) • Bentone...
  • Page 31 Select your setting by pressing one of the buttons This manual describes “0=VSD OFF” type burners. to save the setting for parameter 542: VSD Press /reset Press: to return to parameter level. To the next parameter . Back to the previous parameter Bentone...
  • Page 32 P0 of the fuel damper. Press simultaneously Set a suitable fuel-air mixture so that the burner starts. Example: 30.0 h min s to set ignition position P0 of the air actuator. Press simultaneously Bentone...
  • Page 33 To the next curvepoint P9 appears flashing. Curvepoint for high-fire. Same procedure as with P0 h min s Note: is pressed first, the display jumps to 90! Back to the previous curvepoint When curvepoint 9 is set, press to start the burner. Bentone...
  • Page 34 This method makes the setting work easier and faster to complete. A more “correct” setting is obtained straight away. The process may need to be redone if the wrong input power was set for P9 initially. For this reason, be extremely careful when entering the first setting of P9. Bentone...
  • Page 35 Phase Fan ramp up (fan motor = ON, safety valve = ON) h min s Phase Traveling to prepurge position h min s Phase Prepurging h min s Phase Traveling to ignition position h min s Bentone...
  • Page 36 Phase Traveling to ignition position h min s Phase Preignition h min s Phase for first safety time (ignition transformer ON) h min s Phase for first safety time (ignition transformer OFF), preignition time OFF h min s Phase Interval 1 min s Bentone...
  • Page 37 Move along to curvepoint (high-fire point) P9; allow the burner to reach high-fire point P9. When P9 flashes, press If the burner goes into blocking mode when increasing to full load, restart the setting procedure and adjust the curvepoints in order to avoid the burner entering blocking mode. Bentone...
  • Page 38 The setting curve is therefore adjusted to the highest input power that the installation can handle. The desired input power is then set by entering how much of the maximum power is required. Bentone...
  • Page 39 . Back to the previous parameter When symbol is no longer highlighted, you can press ESC a second time. h min s to exit parameter level. Press h min s The settings for air-fuel ratio control by the LMV37.4... are now completed. Bentone...
  • Page 40 Index 2 = post purge position Factory settings marked with bold text. Active detector flame evaluation 5.4.1.5 221 Gas: Active detector flame evaluation 0 = QRB / QRC 1 = ION / QRA Factory settings marked with bold text. Bentone...
  • Page 41 When the Purging in the lockout position function is used, the fan may only be powered via a contactor and must not be connected directly to LMV37.4 (X3-05 pin 1)! Bentone...
  • Page 42 23 hours and 45 min of uninterrupted operation, followed by an automatic restart. When forced intermittent operation is inactivated the burner will run continuously. Forced intermittent operation is a standard feature. 239 Gas: Forced intermittent operation 0 = inactivate 1 = activated Factory settings marked with bold text. Bentone...
  • Page 43 After login is complete, continue with the setting work as shown below. h min s to select parameter 400 for initial commissioning and for setting air-fuel ratio control Press /reset Identification of start for setting the curve parameters. h min s Bentone...
  • Page 44 The value is adopted from P0. For fuel, keep depressed, for air , h min s to adjust the value. Press When symbol is no longer highlighted, the next curvepoint P2 can be selected with To the next curvepoint back to the previous curvepoint Bentone...
  • Page 45 If required, readjust the gas pressure. For fuel, keep depressed, for air , h min s to adjust the value. Press When symbol is no longer highlighted, the curve is set and it is possible to go on with the rest of the setting. Bentone...
  • Page 46 Adjust the setting downwards or upwards using the buttons h min s Press to save the setting. /reset to return to parameter level. Press Completing Back to the previous parameter parameterization of the curve Bentone...
  • Page 47 ESC a second When symbol time. h min s h min s The warm settings for air-fuel ratio control by the LMV37.4... are now completed. Bentone...

  • Page 48: Backup And Restore

    After login is complete, continue with the setting work as shown below. for parameter level 000. Press Press /reset Display: Parameter 050, flashes, index 00, and value 0 do not. /reset Display: Parameter bAC_UP /reset Display: Value 0 Bentone...
  • Page 49 If an errror occurs during the backup process, a negativ value is displayed. For error diagnostics, the cause of the error can be determined from the diagnostic code of error message 137 (see Error code list) four times until the top menu is displayed. Press Bentone...
  • Page 50 Display: Parameter 050, flashes, index 00, and value 0 do not. /reset Display: Parameter bAC_UP to select parameter rESstorE Press /reset Dispalay: Value 0 to select the restore process. Press /reset to shift the value in change mode 1 position to the left. Press Bentone...
  • Page 51 Press /reset Dispalay: 1 appears After about 8 seconds (depending on the duration of the program), 0 appears on the display, indicating the end of the backup process. Display: 0 four times until the top menu is displayed. Press Bentone...

  • Page 52: Fault Status Message, Display Of Errors And Info

    SEr and then OPErAtE. For a list of parameters, see table "Parameter of level >5 s /reset service". h min s When the button is released, a change to info / service mode is made. >8 s /reset h min s Bentone...
  • Page 53 The unit initiates safety shutdown. The display shows current error code c: alternating with diagnostic code d:. h min s 1...3 s, to return to the normal display. Press /reset Example: Error code 12 / diagnostic code 0 h min s Bentone...
  • Page 54 Press .01 = error code .02 = diagnostic code .03 = error class .04 = error phase .05 = startup counter h min s .06 = output Example: Parameter 701., index 05: for startup counter, diagnostic code ._._ /reset Bentone...
  • Page 55 . Back to the previous index To the next index When this display appears, you have reached the end of the error history. Display – End – appears flashing. h min s Press twice. HISt 700: for error history h min s Bentone...

  • Page 56: Dispaly Message Of Info

    OFF UPr. h min s 5.7.3 Safety loop A unit whose safety loop and / or burner flange contact is open, and a controller ON signal is present, displays OFF S. h min s Bentone...

  • Page 57: Resetting The Automatic Control Unit

    201 for selecting the operating mode. Press /reset h min s Select another burner type than the one already selected by pressing one of the buttons Confirm this selection with The automatic control unit is now reset. /reset h min s Bentone...

  • Page 58: Manual Output

    Manually OFF must not be used just to put a burner out of operation when doing mounting work, or when the burner is not ready for operation. The safety notes contained in chapter Safety notes must be observed! Bentone...

  • Page 84: 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 85: Handling And Lifting Instruction

    Handling and lifting instruction The lifting aid are available as accessories. 172 515 37 Bentone...

  • Page 86: Mounting

    Connect the gas line, connect the supply cable, operating and safety circuits. Before obtaining access to electrical and fuel line components all supply circuits must be disconnected. 172 515 38-2  2023-03-09 Bentone...

  • Page 87: Gas Nozzle

    If leaks are found during measurement, locate the source using soapy water or leak detection spray. After sealing: check the leakage of the gas fixture again. Check for leaks in the gas line. Bentone...

  • Page 88: Calculate Prepurge Time, Industrial Applications

    The prepurge time must correspond to at least 5 complete air circulations in the fire box and adapted compartments. Calculate prepurge time using the following formula: V · 5 22.4 m · 5 150 s Q · 1.2 / 3600 2240 kW · 1.2 / 3600 172 535 98  2023-03-13 Bentone...

  • Page 89: 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 92 Bentone...

  • Page 90: Settings

    Recommended air excess at basic setting Excess air flue gases% O Gas quality Natural gas Propane 4 ±1 Butane Liquefied petroleum gas Biogas 172 525 62-3  2023-09-07 Bentone...

  • Page 91: 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 92: 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 93: Damper Motors

    One-time bend when laying the cable: 2 x cable diameter • Always run the high-voltage ignition cables separate from the unit • and other cables while observing the greatest possible distance. The holding torque is reduced when the actuator is disconnected • from power. 172 525 66-2  2023-05-11 Bentone...

  • Page 94: Sqm Damper Motor

    One-time bend when laying the cable: 2 x cable diameter • Always run the high-voltage ignition cables separate from the unit • and other cables while observing the greatest possible distance. The holding torque is reduced when the actuator is disconnected • from power. Bentone...

  • Page 95: Gas Damper Vkf

    (0) when the burner is turned off. See image. When installing a gas damper, observe the direction of flow shown on • the gas damper. After working on a gas damper, check the gas tightness. • 172 545 18-1  2023-10-20 Bentone...

  • Page 96: Gas Valve Vgd40

    Gas valve connection flange VGD40.65/SKP15/25 DN65 VGD40.80/SKP15/25 DN80 Environmental conditions: Temperature range -10...60 °C Humidity <95% r.h. Gas qualities No nonferrous materials. Suited for use with gases up to max. max 0,1 vol. % H2S, dry 172 515 90-3  2023-10-24 Bentone...

  • Page 97: Overview

    Connection Pm A gas pressure switch for monitoring that the connection pressure does not get too low is mounted on the gas valve so that it can be used both as a gas pressure switch and to check for tightness. Bentone...

  • Page 98: Installation Position

    Pa, see image. Turning to right = higher regulator pressure Turning to left = lower regulator pressure Fit protective plug X. Possible output pressure range 15–120 mbar. Pressure is measured at the pressure outlet on SKP25. See section 10.2.2. Bentone...
  • Page 99 When replacing the impulse pipe, a steel pipe must be used with an inside diameter > 4 mm. The impulse pipe must be protected again breakage and damage. If damage should occur, the impulse pipe must be replaced before the burner is put into operation again. Bentone...

  • Page 100: Service

    Gas valve with leak testing 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 101: Combustion Device

    Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. Check for leaks in the gas line. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 172 615 17-2  2023-03-09 Bentone...

  • Page 102: Air Damper

    Fit the intake grille. Press the burner together and lock with nut (B). Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. 172 525 50  2023-03-09 Bentone...

  • Page 103: Replacement Of Damper Motor, Air

    Complete the burner assembly. Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 172 615 56-4 Bentone...

  • Page 104: Replacement Of Damper Motor, Gas

    Start burner and check/adjust combustion. Ensure that the shaft of the damper motor SQM is in the correct position. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 172 625 31-3 Bentone...

  • Page 105: Fan

    Refit the parts. Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 172 625 33 Bentone...

  • Page 106: Vibrations

    • Check tightness of fasteners. Check fan wheel for damage and contamination (replace if necessary). • Check motor shaft and bearings. If they are worn, replace the motor. • Use screw to attach the vibration sensor. 172 625 05  2022-09-23 Bentone...

  • Page 107: Flame Monitoring And Ionisation Current Check

    Max. DC 16…40 µA, flame display approx. Possible detector current 100% Threshold values when flame is supervised by an ionization probe: Intensity of flame (parameter 954) ≥18% - Start prevention (extraneous light) Intensity of flame (parameter 954) >24% - Operation X10-05,2 X10-05,2 172 615 57  2018-08-10 Bentone...

  • Page 108: Flame Detector Qra

    - Simultaneous operation of QRA... and ionization probe is not permitted! Threshold values when flame is supervised by QRA...: Start prevention (extraneous light) Intensity of flame (parameter 954) ≥18% • Operation Intensity of flame (parameter 954) >24% • 172 525 64-1  2021-04-26 Bentone...

  • Page 109: Replacement Of Electrical Components

    Switch on the main power and check the operation of the new component. Start burner and check/adjust combustion. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 165 105 11-3 Bentone...

  • Page 110: 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 111: Troubleshooting

    Voltage lower than 185V. Contact an electrician. Adjust ignition electrodes. Re-polarise the transformer. Ignition electrodes disrupting ionisation current. Ensure adequate earth connection. Poor earth connection. Phase and neutral swapped around. Check wiring diagram and change accordingly. 172 615 06  2018-01-10 Bentone...
  • Page 112 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 113: Service- And Inspection Protocol

    16. 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 114 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 115 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 120 CTC AB. P.O Box 309, SE-341 26 Ljungby www.bentone.com...

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