Bentone BG 450 Installation And Maintenance Instruction Download Page 10

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Bentone

12,13

2.3 Description BG 450

Components

Burner tube

Nozzle assembly

Connection flange

Electrical panel

Max. gas pressure switch

Fan housing

Brake plate

Ignition electrode

Ionisation electrode

10. Motor

11. Gas connection

12. Air intake

13. Air damper

14. Air pressure switch

15. Impulse pipe

16. Gas pressure switch

17. Changeover switch, increase-

decrease

18. Changeover switch, manual-

automatic

19. Indicator lamp, operation

20. Switch 0-1

21. Damper motor

22. Relay box

23. Electrical connection

24. MultiBloc

172 525 23

2020-10-29

Summary of Contents for BG 450

Page 1: ...Providing sustainable energy solutions worldwide Installation and maintenance instruction BG 450 2 BP S4 MB ZRDLE 412 B07 Translation of the original instructions CR00122 178 145 76 1 2020 10 29...

Page 2: ...KS 76 24 1234567 1 230V 1 0A 50Hz IP 20 Man Year 2019 Cap Min Max Manualer p vriga spr k www bentone com download or scan QR code Enter the burner s article number on your data plate see picture and s...

Page 3: ...1 Setting the combustion assembly___________________ 20 5 2 Setting the air pressure switch _____________________ 21 5 3 Setting the min gas pressure switch ________________ 22 6 Multi bloc _________...

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: ...dimensions are max measurements Depending on the components used the measurements may vary Min recommended distance to floor I H E J A D E F G B C Dimensions stated in mm Type Length of burner tube F...

Page 8: ...60 G31 120 550 4 9 22 4 360 kWh Nm3 MJ Nm3 kcal Nm3 G20 9 5 34 02 8126 G25 8 2 29 25 6986 G30 32 5 116 09 27728 G31 24 6 88 00 21019 6 0 21 60 5159 2 2 3 Appliance categories Only dry gas is permitted...

Page 9: ...Mbar kW 2 2 5 Electric Specification Do not exceed working field Measurements according to EN 3746 2010 Alt 1 The sound level of the burner can be reduced by equipping the burner with silencer Instal...

Page 10: ...tch 6 Fan housing 7 Brake plate 8 Ignition electrode 9 Ionisation electrode 10 Motor 11 Gas connection 12 Air intake 13 Air damper 14 Air pressure switch 15 Impulse pipe 16 Gas pressure switch 17 Chan...

Page 11: ...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 12: ...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 13: ...a 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 8 Damper motor 9 Air pressure switch 10 Gas...

Page 14: ...14 Bentone 4 6 Handling and lifting instruction 4 6 1 BG 450 Figure 1 Option The lifting aids we use here are available as accessory Figure 1 172 515 29 2018 01 02...

Page 15: ...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 16: ...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 17: ...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 18: ...18 Bentone 4 10 Gas nozzle 45 Natural gas Propan Biogas UV detector...

Page 19: ...0 Adjust the operating switch back to low load and check the air volume 4 14 Full load Adjust the operating switch to low load Reduce the air volume Turn red cam towards 0 Inrease the air volume Turn...

Page 20: ...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 21: ...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 22: ...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 23: ...flange 11 Test point connection M4 down stream of valve 2 12 Gas flow direction 13 Bypass throttle pilot flame adjustment 14 Vent nozzle regulator 15 Filter below cover 16 Inlet flange 17 Test point...

Page 24: ...cover A Electrical connection to screw terminals 1 2 3 6 Perform leakage and function test 7 Set switching point Remove cover B if there is no contact from terminal 1 to terminal 3 when valve is clos...

Page 25: ...ge 2 turn the hydraulic device b to the right the gas flow is reduced to the left the gas flow is increased Do not forget to tighten the lock screw again 6 4 Adjustment of pressure governor Adjust out...

Page 26: ...as 6 0 21 60 5159 6 6 Recommended 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...

Page 27: ...0 19 Nm3 h Hu 9 5 0 90 Example C V 0C Q 160 19 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 mu...

Page 28: ...ually 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 g...

Page 29: ...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 30: ...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 31: ...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 32: ...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 33: ...ion of the A instrument is made easier by the fact that all gas burners are equipped with a divisible ionisation cable Technical data For continuous operation Idle voltage at ION terminals AC 330 V Pr...

Page 34: ...dent 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 are ca...

Page 35: ...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 36: ...36 Bentone 172 615 77 2020 10 21 2 10 2 Wiring diagram BG450 2 BP S4...

Page 37: ...or M2 Damper motor L S SQN75 294A21B P1 Time counter 1 way Operation P2 Time counter 2 way R1 UV detector S1 Operating switch S2 Operating switch stage 2 S3 Control thermostat S4 Temperature limiter S...

Page 38: ...r 3 seconds when the Flame LED flashes during start up In Control mode the Status LED shines yellow the Fan LED flashes and LEDs 2 6 show the flame signal strength Each LED corresponds to 20 of the to...

Page 39: ...mper motor is in the Low Load mode by supplying voltage to connection 8 on the control unit 9 Ignition on The control unit supplies voltage to the ignition transformer by activating connection 16 10 F...

Page 40: ...ame detector cabling etc 6 IONISATION CIRCUIT FAULT RED Replace the control unit Contact reseller distributor 7 INTERNAL COMMUNICATION ERROR RED Reset the system to continue normal operation Contact r...

Page 41: ...utor 26 INTERNAL FAULT RED Replace the control unit Contact reseller distributor 27 NOT USED 28 NOT USED 29 AMBIENT TEMPERATURE RED Ambient temperature below 40 C or above 70 C 30 ROM ERROR RED Replac...

Page 42: ...ing 52 MAINP FEEDBACK RED The system detected voltage at terminal 19 at the incorrect time or no voltage Check cabling and ensure sufficient earthing 53 WAITING TIME FEEDBACK LIMIT EXCEEDED RED Loss o...

Page 43: ...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 44: ...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 45: ...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 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 4 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...

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Page 52: ...Enertech AB P O Box 309 SE 341 26 Ljungby www bentone se www bentone com...

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