Bentone BG 450 M, Installation And Maintenance Instructions Manual

Page 1: ...178 016 76 Installation and maintenance instruction BG450M...

Page 2: ...op is installed before servicing Take great care when servicing Trap and pinch risks can be present The boiler s sound level can exceed 85 dBA during operation Use ear protectors when present in the b...

Page 3: ...0 Motor 18 Switch l ll For modulating burner Change over switch manually automatically 19 Indicating lamp Stage 1 20 Switch 0 1 21 Contactor 22 Control box 23 Ignition transformer 24 MultiBloc 11 Conn...

Page 4: ...mbar mbar Natural gas LPG Natural gas LPG Natural gas LPG Natural gas LPG 450 120 550 12 4 6 55 21 360 40 30 50 2 Town gas 2 Town gas 2 Town gas 2 Town gas Out range TECHNICAL DATA Type designation BG...

Page 5: ...TECHNICAL DATA DIMENSIONS OF FLANGE 172 215 19 08 01...

Page 6: ...tion is required this valve is equipped with controls for variable opening 6 6 b Safety valve 1 7 Valve proving system 8 Air damper motor 9 Air pressure switch 10 Gas burner control Pos 5b 7 Component...

Page 7: ...s are very useful Do like this Remove the cover of the fan hous ing Loosen the nut D of the gas assembly package Loosen ignition cable and ionisation cable of gas assembly Loosen the screw A on both s...

Page 8: ...1N 50 60 H z 230 V 172 425 61 08 01 ELECTRIC EQUIPMENT Gas burner control LMG22 LME22 Wiring diagram 1 5 If there is no Plug in contact X4 X16 on the boiler connect to the contact enclosed...

Page 9: ...egulations Function 1 Operating switch ON Thermostat ON Gas pressure switch ON Air damper closed A control is made that the air pressure switch does not indicate fan pressure Then the burner motor sta...

Page 10: ...e at the end of TSA Fault or soiled detector electrode Fault or soiled fuel valves Poor adjustment of burner 3 x Air pressure monitor does not close LP faulty LP incorrectly adjusted Fan motor does no...

Page 11: ...n LME 11 permits a maximum of three start attempts if the start cycle is uninterrupted Continuous Off Red Yellow Green 4 5 Colour code table for multi coloured signal lamps Light diodes Status Colour...

Page 12: ...necting signal amplifier Alarm control table Red flashing code on signal lamp LED Possible causes Flashing 2 x No flame at End of TSA Defective or obscured flame monitor Defective or obscured fuel val...

Page 13: ...that phase and neutral 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 switc...

Page 14: ...MEASURES AND CHECKS BEFORE START UP Inner assembly Town gas Inner assembly Natural gas LPG Inner assembly Biogas UV detector Propan Natural gas 172 205 18 08 01...

Page 15: ...Net calorific value Gas quality kWh Nm3 kJ Nm3 kcal Nm3 Natural gas 10 3 37 144 8 865 Propane 26 0 93 647 22 350 Butane 34 3 123 571 29 492 Town gas 4 9 17 653 4 213 Bio gas 7 0 25 219 6 019 V Gas vol...

Page 16: ...room 172 205 70 07 01 LOC 1 Electrical connection gas pressure switch mini 2 Electrical connection gas valve 3 Pressure switch mini 4 Flange connection inlet 5 Test point connection 1 8 before V1 6 F...

Page 17: ...PBR are ready from factory Mounting instruction impulse lines PL PF and PBr Max inlet pressure 360 mbar Valves V1 V2 class A group 2 in accordance with EN 161 Governor class A group 2 in accordance wi...

Page 18: ...Releasing button By pressing the button and snap ping it down the motor will be released and the damper can easily be turned This function facilitates an exchange of damper motor Start the burner obse...

Page 19: ...udy the sections dealing with adjustments of multi bloc com bustion air and combustion head Open the ball valve and switch on the main switch If the burner starts the actual adjustment can be made Adj...

Page 20: ...e at which the gas switch should switch off Set this pressure by means of the valve Carefully turn the knob see figure until the gas pressure switch switches off The value shown on the scale should th...

Page 21: ...oubles Trouble free operation is dependent onthreefactors electricity gasandair supply Should there be any changes intheratiobetweenthesethreefactors there is a risk of break downs It has been proved...

Page 22: ...nt 5 Is the gas relay of the burner ready for start and not locked out 6 Is the air supply to the burner sufficient To facilitate fault location we have drawn up a scheme showing the most frequent fau...

Page 23: ...t No electrical connection through the air pressure switch Test the adjustment and the function of the air pressure switch The starting load is not correctly adjusted Reduce or increase the gas supply...

Page 24: ...odes are wrongly adjusted Readjust The gas pressure is too high Check and adjust by means of a pressure gauge and a pressure adjustment valve The flue gas side is blocked Check the chimney flue Pulsat...

Page 25: ...high The CO content is too high Excess air when using natural gas and gasoil propane butane Choke the air Air shortage Open the air supply Check the flue gas damper The holes in the gas nozzle are clo...

Page 26: ...BG800 BG800LN and BG950 all fan gas burners to which this declaration relates is in conformity with the following standard s or the normative socument s title and or number and date of issue of the s...