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Bentone 

2.4  Description BG 650 M

Components

1. 

Flame cone

2. 

Connection flange

3. 

Guide bar

4. 

Fan wheel

5. 

Fan house

6. 

Shrouded disc

7. 

Ignition electrode

8. 

Nozzle

9. 

Ionisation electrode

10.  Motor

11.  Connection gas fittings

12.  Ignition transformer

13.  Air damper

14.  Air damper motor

15.  Air pressure switch

16.  Fuse holder

17.  Change-over switch increase-

decrease

18.  Change-over switch manually-

automatically

19.  Indicating lamp

20.  Switch 0-l

21.  Time meter

22. 

23.  Contactor with thermal 

overload protection

24.  Control box

25.  Gas train 

26.  MultiBloc

Summary of Contents for BG 650

Page 1: ...Providing sustainable energy solutions worldwide 178 088 82 1 2018 03 28 Installation and maintenance instruction BG 650 M...

Page 2: ...2 Bentone...

Page 3: ...per __________________________________________ 20 4 12 Damper motor air volume ____________________________________ 20 4 13 Adjustment of gas flow_______________________________________ 20 5 Setting t...

Page 4: ...dry environment max 80 relative humidity no condensation Temperature 20 to 60 C Check that the burner is compatible with the boiler s output range All components must be installed without being bent...

Page 5: ...be put into operation without proper safety and protection devices A Class BE fire extinguisher is recommended It is forbidden to alter thedesign or use accessories which have not been approved by Ene...

Page 6: ...ge check 1 year 3000 hrs Filter 1 year replacement at p 10 mbar 3000 hrs replacement at p 10 mbar Electrodes Replacement Cleaning 1 year Replacement Cleaning 3000 hrs Brake disc Replacement Cleaning 1...

Page 7: ...g on the components used the measurements may vary Min recommended distance to floor K L M BG 650 M12 210 254 280 190 C I H A D E F G B J Type Length of burner tube Flange measure A Burner tube measur...

Page 8: ...antity and capacity vary according to grade of gas and connection pressure BG650 G20 200 1125 21 118 360 G25 200 1125 24 4 137 360 G30 200 1125 6 2 34 6 360 G31 200 1125 8 1 45 7 360 kWh Nm3 MJ Nm3 kc...

Page 9: ...ir duct that opens into an appropriate location Installation must be done so it does not prevent air supply to the burner 2 2 4 Electric Specification EN 60335 2 102 Burner correspond to IP20 2 2 5 Wo...

Page 10: ...tor 11 Connection gas fittings 12 Ignition transformer 13 Air damper 14 Air damper motor 15 Air pressure switch 16 Fuse holder 17 Indicating lamp Stage 2 18 Switch I II 19 Indicating lamp Stage I 20 S...

Page 11: ...ation electrode 10 Motor 11 Connection gas fittings 12 Ignition transformer 13 Air damper 14 Air damper motor 15 Air pressure switch 16 Fuse holder 17 Change over switch increase decrease 18 Change ov...

Page 12: ...f the gas burner and the whole installation The supplier must instruct the user 3 4 Inspection and maintenance See service schedule 3 5 Start up After the burner has been fitted to the boiler and the...

Page 13: ...of the installation If not please contact the supplier 2 Check that the gas components of the burner are approved for indicated gas pressure 3 The gas supply system should be installed in accordance w...

Page 14: ...witch mini 5b Gas pressure switch maxi 6a Main valve 2 stage When modulaing operation is required this valve is equipped with controls for variable opening 6b Safety valve 1 7 Valve proving system 9 A...

Page 15: ...15 Bentone 4 6 Handling and lifting instruction Figure 1 The lifting aid used here is available as spare part Figure 1 172 515 34...

Page 16: ...ate from the fan housing 3 Loosen screw D on the nozzle assembly 4 Disconnect the electrical cables to the valve assembly and gas damper motor 5 Undo the screws B on both sides 6 Undo the end stops C...

Page 17: ...there is enough slack in the electrical cables to the valve assembly and gas damper motor to pull out the burner body in the rear position on the guides If there is not enough slack the cables can be...

Page 18: ...tral are not reversed The gas shut off cock should be closed To prevent the gas pressure switch from locking out it should be linked temporarily After the main switch has been switched on and the ther...

Page 19: ...19 Bentone 4 10 Gas nozzle 45 Natural gas Propan Biogas UV detector...

Page 20: ...s not flicker increase N When the flame is established adjust the gas flow by means of the screw N Use a flue gas instrument Change over to max load press the switch increase Adjust the gas flow with...

Page 21: ...The best position is among other things dependent on the input power and overpressure in the boiler A general rule of thumb is that the smaller the capacity the smaller the gap should be between the b...

Page 22: ...ch clockwise until the air pressure switch stops the burner Is the tolerance on the scale for the min air pressure switch approx 15 4 Try to find the pressure at which the burner stops for both the mi...

Page 23: ...o the burner during normal operation at the highest input power 5 Based on the desired connection pressure set determine the connection pressure at which the gas pressure switch should stop the burner...

Page 24: ...ilter 7 Data plate 8 Connection 1 8 PL 9 Adjustment screw V for ratio PBr PL max load 10 Test point connection 1 8 before V1 before governor 11 Connection for measurement of burner presssure after V2...

Page 25: ...and PBr Impulse lines should preferably be made of steel Inside diameter 4 mm steel tube 6 4 For PL other material can be used Impulse lines PL and PBR are ready from factory Impulse lines shall be m...

Page 26: ...ps 5 4 2 Electrical connection 1 2 3 4 5 G1 8 screwed seal plug 9 Test nipple 6 7 8 Pulse lines PL PF and PBr MB VEF 415 MB VEF 420 MB VEF 425 S 10 S 30 P1 L1 Mp N P1 L1 MP N 2 1 P1 L1 P2 L2 Mp N S 12...

Page 27: ...ed excess air when using default setting Grade of gas Excess air flue gases Max CO2 O2 CO2 Lambda 1 2 Natural gas 3 5 10 11 9 Propane 3 5 11 5 13 9 Butane 3 5 11 5 14 1 Liquefied petroleum gas LPG 3 5...

Page 28: ...58 5 Nm3 h Hu 9 5 0 90 Example C V 0C Q 500 58 9 Nm3 h Hu 0 00116 8126 0 00116 0 90 If the barometer reading altitude pressure and temperature of the gas deviate significantly from normal values this...

Page 29: ...ally to measure how long it takes for the burner to consume a certain quantity of gas To measure t Time for a certain quantity of gas consumed by the burner h M Quantity of gas consumed m3 V Actual ga...

Page 30: ...e Euro plugs from the burner 2 Remove the cover and disconnect the ignition cable ionisation cable and control arm D from the gas nozzle 3 Loosen the nuts B and pull the burner body out of the guides...

Page 31: ...t the air intake 5 Remove the screws G securing the damper motor mounting plate 6 Lift up the damper motor 7 Clean the air damper and the intake Lubricate any damper shaft 8 Re install the damper moto...

Page 32: ...e 9 Install the new damper motor on the mounting plate 10 Fit the control arm on the damper motor shaft It is important that the screw is perpendicular to the plane of the shaft 11 Re install the damp...

Page 33: ...vibration level are 5 0 mm s Check all bolts and nuts for correct torque Check fan wheel for damage and contamination Change when dirty unbalanced Check motor bearings If worn change motor bearings U...

Page 34: ...lectrode and gas burner control Connect the ammeter according to the diagram The minimum required ionisation current is shown in the table In practice this current must be significantly higher prefera...

Page 35: ...s LMExx xxxx2 use of UV ancillary unit AGQ3 A27 is mandatory Correct functioning of aged UV cells can be checked as UV test with a higher supply voltage across the UV cell after controlled shutdown un...

Page 36: ...dependent on three factors electricity gas and air supply Should there be any changes in the ratio between these three factors there is a risk of break downs It has been proved that most break downs...

Page 37: ...r are installed in to Se local regulations for information Safety system cables must be run in separate cables outgoing signal must not come in same cable as incoming signal Signals must be in differe...

Page 38: ...38 Bentone 9 2 Wiring diagram LME Design without A3 AGQ Option...

Page 39: ...d light in the gas burner control is lit The burner is restarted by pushing the reset button A1 Gas burner control A2 Power control A3 Valve leak tester Dungs VPS 504 B1 Ionization electrode F1 Operat...

Page 40: ...ng green Illegal flame signal during start up Green Red Undervoltage Yellow Red Fault alarm Red Blinking code for fault codes Blinking red Interface diagnostics Red flicking 9 4 1 1 Diagnosing alarm c...

Page 41: ...g defective or fouled fuel valves defective or fouled flame monitoring Blinking 8 x Free Blinking 9 x Free Blinking 10 x Connection fault or internal fault outgoing contacts or other faults Blinking 1...

Page 42: ...fault Action Burner does not start No gas Make sure all gas taps are open No power Check the fuse thermostat and electrical connections Burner motor does not start Motor protection has tripped Motor...

Page 43: ...Reduce air volume Ignition load incorrectly set Increase decrease gas supply Reduce airflow Gas pressure too low Increase pressure If necessary contact gas supplier Pulsations at start up Ignition el...

Page 44: ...g natural gas and liquefied petroleum propane butane Choke the air supply Poor air supply Open the air supply Check flue gas damper Holes in gas nozzle clogged Clean Poor fresh air intake Check and in...

Page 45: ...172 905 04 2018 02 15 12 EU Declaration of conformity Bentone Gasburners...

Page 46: ...rmostats etc are correctly adjusted 10 Read the instructions and follow the directions given for the burner as to starting up and service 13 5 2 Maintenance 1 Switch off the current with the main swit...

Page 47: ...room Chimney Measu rement C A Before After mbar mbar Small Flame Large Flame Measures Date Nm3 gas h Governor CO2 CO Fluegas temp Ionisation current Pressure Efficiency Fire room Chimney Measu rement...

Page 48: ...Enertech AB P O Box 309 SE 341 26 Ljungby www bentone se www bentone com...

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