Bentone STG 146 Installation And Maintenance Instructions Manual Download Page 6 | Manualshive

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Bentone STG 146 Installation And Maintenance Instructions Manual Download Page 6

172 415 11 07-01

SKELETON DIAGRAMS

1. Ball valve

2. Filter

3. Governor

4. Pressure gauge with shut-off

cock

5a. Gas pressure switch, mini

5b. Gas pressure switch, maxi

Incorporated in the Multibloc

6a. Main valve

6b. Safety valve

1)

7. Valve proving system

9. Air pressure switch

10. Gas burner control

Pos. 5b, 7: Components not required

according to EN 676.

1)

Required over 1200 kW according

to EN 676.

When Bio gas is used, Bentone shall always be contacted.

Incorporated in the MultiBloc

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Summary of Contents for STG 146

Page 1: ...Providing sustainable energy solutions worldwide 178 008 26 2 2016 02 01 Installation and maintenance instruction STG 146...

Page 2: ......

Page 3: ...Bloc 6 Ionisation electrode 7 Inner assembly 8 Brake plate 9 Burner tube 10 Ignition electrode 11 Air damper 12 Front part fan housing 13 Rear part fan housing 14 Air pressure switch 15 Shielding arra...

Page 4: ...m3 h at min output of burner 1 Nm3 h at max output of burner 1 Rated inlet pressures mbar STG 146 Natural gas 23 5 65 Natural gas 2 35 Natural gas 6 5 Natural gas 20 Connection 2 Motor Ignition transf...

Page 5: ...Flange A Measure A Standard 145 121 5 Long design 245 221 5 Type Capacity Nm3 h at min output of burner 1 Nm3 h at max output of burner 1 Rated inlet pressures mbar STG 146 Natural gas 41 133 LPG 47 1...

Page 6: ...b Gas pressure switch maxi Incorporated in the Multibloc 6a Main valve 6b Safety valve 1 7 Valve proving system 9 Air pressure switch 10 Gas burner control Pos 5b 7 Components not required according t...

Page 7: ...the gas armature is not too long If the distance is too long there will not be time for the burner to light Fit the enclosed flange and gasket to the boiler If new fixing holes must be drilled use th...

Page 8: ...d In case the twin thermostat is in series on incoming phase L1 a loop between the terminals T1 and T2 is necessary Mains connection in accordance with local regulations M1 Burner motor S3 Main switch...

Page 9: ...the fuel supply is stopped immediately in the case of any fault If the fault condition occurs at a time between start and pre ignition which is not indicated by symbols the cause is usually a switch...

Page 10: ...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 not run 4 x Air pressure monitor does not open or extrane...

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

Page 12: ...Connecting 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...

Page 13: ...uldbeclosed Connectapressure gauge to the test nipple Pa see fig Thetestpressureinthesystemshould be 1 5x max inlet pressure or min 150 mbar If any leakage locate the source by means of soapy water or...

Page 14: ...MEASURES AND CHECKS BEFORE START UP 172 205 77 07 01 Inner assembly Town gas not CE approved Inner assembly Natural gas LPG Inner assembly Biogas UV detector Natural gas LPG 2 5 8 2 5 8...

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: ...ustment knob d use the protective cover as a tool to the desired start gas flow Turn to the right the start gas flow is reduced Turn to the left the start gas flow is increased Max inlet pressure 360...

Page 17: ...01 GENERAL INSTRUCTIONS Open the ball valve and switch on the main switch If the burner starts the actual adjustment can be made Air adjustment On all burners the air adjustment can be made with or w...

Page 18: ...172 305 50 07 01 GENERAL INSTRUCTIONS Control of burner head Air adjustment Adjustment of inner assembly...

Page 19: ...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 20: ...ubles 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 t...

Page 21: ...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 protection has lock...

Page 22: ...ities 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 neutr...

Page 23: ...ormern 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 with...

Page 24: ...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 compl...

Page 25: ...ample 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 of...

Page 26: ...ure 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 After...

Page 27: ......

Page 28: ...Enertech AB P O Box 309 SE 341 26 Ljungby www bentone se www bentone com...

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