Bentone BG 550 LN Installation And Maintenance Instruction Download Page 6

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2-stage

Components

DESCRIPTION

2-Stage

1. Flame cone

2. Connection ﬂ ange

  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 ﬁ ttings

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.   Switch  0-l
21.   Time meter, stage 1
22.   Time meter, stage 2
23.   Contactor with thermal

overload protection

24.   Control  box
25.   Gas  train
26.   MultiBloc

Summary of Contents for BG 550 LN

Page 1: ...Providing sustainable energy solutions worldwide 178 015 82 2 2016 12 07 Installation and maintenance instruction BG 550 BG 650 Model 2 M BG 550 LN...

Page 2: ...ockout indicatio ________________________________________ 17 Gas burner control LMG _______________________________________________________________________ 17 MEASURES AND CHECKS BEFORE START UP _____...

Page 3: ...__________ 38 Adjustment of air pressure switch __________________________________________________________________ 39 Adjustment of min gas pressure switch ____________________________________________...

Page 4: ...4...

Page 5: ...s components can exceed 60 C Check that the guide stop 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 durin...

Page 6: ...sation electrode 10 Motor 11 Connection gas ttings 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 Indicati...

Page 7: ...sation electrode 10 Motor 11 Connection gas ttings 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 ove...

Page 8: ...easure D Standard 1 252 222 162 162 Standard 2 352 322 162 162 Standard 3 452 422 162 162 Length of burner tube BG650 Flange Measure B Burner tube Measure C Burner tube Measure D Standard 1 316 286 18...

Page 9: ...360 30 50 G31 200 1125 8 2 46 0 360 30 50 Output range TECHNICAL DATA 1 Calori c value kWh m3 15 C 1013 25 mbar according to EN676 2 Dimension and capacity depending on gas quality and available pres...

Page 10: ...n line is the approved wor king eld as per EN 676 Capacity kW 200 300 400 500 600 700 800 2 0 6 8 10 12 14 4 2 Pressure in re place 16 900 1000 1100 1200 Pressure in re place Capacity kW 100 200 300 4...

Page 11: ...re switch mini 5b Gas pressure switch maxi 6a Main valve 2 stage 6b Safety valve 1 7 Valve proving system 8 Air damper motor 9 Air pressure switch 10 Gas burner control Pos 5b 7 Components not require...

Page 12: ...assembly needs to be inspected the pull rods are very useful Do like this Remove the cover of the fan housing Loosen the nut D of the gas assembly package Loosen ignition cable and ionisation cable o...

Page 13: ...13 ELECTRIC EQUIPMENT Wiring diagram LME22 BG550 BG650 2 Stage 172 445 12 16 01 ELECTRIC EQUIPMENT Wiring diagram LME22 BG550 BG650 2 Stage 1 5...

Page 14: ...14 List of components Function LME22 172 445 12 16 01 ELECTRIC EQUIPMENT Wiring diagram LME22 BG550 BG550LN BG650 Modulating 2 5...

Page 15: ...are in positon ON The burner can alternate between full and low load depending on set temperature 7 Stop The operation of the burner can now be interrupted by means of the operating switch or the the...

Page 16: ...larm is disconnected Diagnostics for alarm triggers can be read as speci ed by the following sequence Colour code table for multi coloured signal lamps Light diodes Status Colour codes Colours Waiting...

Page 17: ...et by pressing the reset button 0 5 3 s Interface diagnostics Connecting signal ampli er Red ashing code on Possible causes signal lamp LED Flashing 2 x No ame at End of TSA Defective or obscured ame...

Page 18: ...ging period begins 30 35sec At the end of this period the pre ignition period starts 0 5 2 5 sec depending on the design of the gas control The gas valve is energized and opens and ame is established...

Page 19: ...19 Inner assembly MEASURES AND CHECKS BEFORE START UP Inner assembly Biogas UV detector Inner assembly Town gas Inner assembly Natural gas LPG 172 155 13 04 01...

Page 20: ...ner assembly BG 550LN MEASURES AND CHECKS BEFORE START UP Inner assembly BG 550LN A 10 mm Front edge Brake plate B 3 mm 172 155 14 04 01 A Position Ionisation detector B Position Ignition electrode A...

Page 21: ...53 4 213 Biogas 7 0 25 219 6 019 V Gas volume Nm3 h Q Boiler output 120 kW Hu Calori c value of the gasA 37 144 kJ Nm3 B 10 3 kWh Nm3 Expected ef ciency 90 Ex A v Q 3 600 120 3 600 12 9 Nm3 h Hu 37 14...

Page 22: ...505 12 08 01 MVD 1 step valve fast opening with max ow adjustment 1 Protection cover 2 Flow adjustment 3 Lock nut Flow adjustment MVD 5 Remove protection cover 1 Loosen lock nut 3 Turn the ow adjustme...

Page 23: ...ype DMV DLE 11 Nominal widths Rp 1 2 Rp 2 Electrical connection IEC 730 1 VDE 0631 T1 Volt U n AC 230 V Valve 2 x Class A Ambient temperature 15 C 60 C IP 54 Family 1 2 3 Max operating pressure 500 mb...

Page 24: ...mm dia sealing valve Lead seal eye 3 in 1 5mm cap stand headed screw After setting the requested pressure setpoint 1 Close protective valve 1 2 Route wire through 2 and 3 Fig 2 3 Press lead around wi...

Page 25: ...hydraulic brake D 8 Screw in countersunk and socket head screw Only tighten socket head screw so that hydraulic brake can just be turned 9 Coat countersunk screw A with locking varnish 10 Leakagetest...

Page 26: ...500 DN 65 290 285 95 405 G1 2 G1 4 G1 4 590 7 50 FRS 5080 079 681 500 DN 80 310 285 95 405 G1 2 G1 4 G1 4 590 10 00 OPERATION AND ASSEMBLY INSTRUCTIONS Gas pressure regulator Type FRS Nominal diameter...

Page 27: ...otective cap A 6 Attach lead seal Page 5 Replace setting spring 3 4 1 Remove protective cap A Release spring by turning adjustment spindle B counter clockwise Turn spindle to stop 2 Unscrew complete a...

Page 28: ...of stage 2 7 Lock screw for ow adjustment 8 Main valve 9 Knob for adjustment of stage 1 10 Test nipple inlet pressure 11 Test nipple pressure after governor 12 Test nipple before governor 13 Filter Ma...

Page 29: ...ernor by means of a screw driver Min and max outlet pressures correspond to appr 60 turns of the spring It is not possible to change pressure springs in order to change the outlet pressure Turn to the...

Page 30: ...V1 before governor 11 Connection M4 for measurement of burner pressure after V2 12 Adjustment screw for zero point adjustment N min load 13 Test point connection 1 8 PF 14 Test point connection 1 8 P...

Page 31: ...F 2 5mbar Burner pressure PBr 0 5 100 mbar Mounting instruction impulse lines PL PF and PBr Impulse lines should preferably be made of steel Inside diametre 4 mm steel tube 6 4 For PL other material c...

Page 32: ...nection gas valve V1 14 Electrical connection gas valve V2 15 Indication of V1 and V2 in operation 16 Electrical connection gas pressure switch min 17 Pressure switch min 18 Electrical connection gas...

Page 33: ...V 10 50 60 Hz 13 5 VA Adjustment range Gas Air 0 4 9 Max permissible inlet pressure 600 mbar Differansce pressure pG pA 0 8 120 mbar Min air pressure 0 5 mbar Min period of time required when load ch...

Page 34: ...ac companying the burner Low load Adjust the operating switch to full load ll Reduce the air volume Turn orange cam towards 0 Increase the air volume Turn orange cam towards 90 Adjust the operating sw...

Page 35: ...ans of the screw N Use a ue gas instrument Change over to max load press the switch increase Adjust the gas ow with V and check at the same time the combus tion values Go back to min load and check th...

Page 36: ...r will be ready for start up Howerer study the sections dealing with adjustments of multi bloc combustion air and combustion head Open the ball valve and switch on the main switch If the burner starts...

Page 37: ...ause too weak a ionisation current The ionisation current is measured by means of a microampere meter A connected in series with the ame electrode and the gas burner control Connect the A meter see gu...

Page 38: ...ng illuminated should be at least 70 A for LFL1 This current can be measured by means of a moving coil instrument Checks should only be made if a fault is suspected The capacitor which sould be placed...

Page 39: ...react if the gas pressure is too low and prevent the burner from starting Too low a gas pressure during opera tion should stop the burner The burner may start again when the rated gas pressure has be...

Page 40: ...essure Pe in the section by approx 20 mbarcompared with the input pressure at valve V1 During the test time theintegrated differential pressure sensor monitors the test section for leaks When the test...

Page 41: ...e sensor Release signal Controller Pump motor Solenoid valve Differential pressure sensor Release signal Fault signal Program sequende schedule VPS 504 TIGHT TEST 41 VPS 504 NOT TIGHT Electrical conne...

Page 42: ...ocation functional troubles Trouble free operation is depending 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...

Page 43: ...ecevra le marquage CE de conformit Ljungby Sweden 141127 27 11 14 ENERTECH AB Bentone Division Box 309 SE 341 26 Ljungby Sweden H kan Lennartsson Enertech AB declares that the above mentioned products...

Page 44: ...r sufficient Cause Remedy The burner does not start No gas Check that all gas cocks are open No voltage Check fuses thermostats and electrical connections The burner motor fails to start The thermal p...

Page 45: ...orities The ignition electrodes are disturbing the ionisation current Adjust the ignition electrodes repole the ignition transformer if necessary Bad earthing Arrange for proper earthing Phase and neu...

Page 46: ...formern Bad combustion Bad draught conditions Check the chimney The flue gas temperature is too high The boiler is overloaded Reduce the quantity of gas The CO2 content is too low Check the boiler wit...

Page 47: ...formern Bad combustion Bad draught conditions Check the chimney The flue gas temperature is too high The boiler is overloaded Reduce the quantity of gas The CO2 content is too low Check the boiler wit...

Page 48: ...48...

Page 49: ...xample room ther mostat if any 4 Check that the gas pressure to the burner is sufficient 5 Check that the electric fuses have not blown 6 Make a new attempt to start the burner and check the counter o...

Page 50: ...sure ment Before After ppm C A mbar mbar Small flame Large flame Measures Date Nm3 gas h Governor O2 CO Flue gas temp Ionisa tion current Pressure Efficiency Fire room Chimney Measure ment Before Afte...

Page 51: ......

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

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