Enertech Bentone BENTOFLEX ST120KA Installation And Maintenance  Instruction

Enertech Bentone BENTOFLEX ST120KA Installation And Maintenance Instruction

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178 009 15-1 2016-04-27
Providing sustainable energy solutions worldwide
Installation- and maintenance instruction
BENTOFLEX ST120KA

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Summary of Contents for Enertech Bentone BENTOFLEX ST120KA

  • Page 1 178 009 15-1 2016-04-27 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BENTOFLEX ST120KA...
  • Page 3 DESCRIPTION Components 1. Reset button 8. Blast tube 15. Indication, air damper 2. Control box 9. Ignition electrodes 16. Fan wheel 3. Ignition transformer 10. Connecting pipe 17. Adjustment, air damper 4. Ignition cables 11. Air damper 18. Photoresistor 5. Nozzle assembly 12.
  • Page 4: Technical Data

    TECHNICAL DATA ST 120 KA Dimensions Burner tube Length of burner Incl. flange A Incl. flange B Incl. flange C Incl. flange D tube Measure B Measure B Measure B Measure B Output range and nozzles recommended Burner tube Oil capacity Outputy Recommended Recommended...
  • Page 5 TECHNICAL DATA Dimensions Flange A Flange C ø90 ø89,7 130-150 Flange B Flange D ø89,5 ø90 136-150 125-150 171 215 76 07-01...
  • Page 6: General Instructions

    GENERAL INSTRUCTIONS General rules Pump adjustment Measures to raise the temperature: Insulate the chimney in cold attics The installation of an oil burner should See separate description. Install a tube in the chimney be carried out in accordance with local Adjustment of burner Install a draught regulator (dilutes the regulations.
  • Page 7 MAINTENANCE OF OIL BURNER Warning: Before doing any service switch off power at the main switch and cut off the oil supply Service of burner head and nozzle assembly 171 305 68 07-01...
  • Page 8: Electric Equipment

    ELECTRIC EQUIPMENT Oil burner control: LMO14.113... / LMO24.255... List of components Wiring diagram A1 Oil burner control A2 Twin thermostat F1 Fuse, max. 10A H1 Alarm lamp H2 Signal lamp (optional) M1 Burner motor P1 Time meter (optional) R1 Photoresistor S3 Main switch T1 Ignition transformer Y1 Solenoid valve...
  • Page 9 ELECTRIC EQUIPMENT Function Switch on operating switch and twin thermostat The burner motor starts, an ignition spark is formed, the prepurge goes on till the prepurge period expires and the solenoid valve opens. Solenoid valve opens Oil mist is formed and ignited. The photocell indicates a flame. The ignition spark goes out after flame indication (See Technical data oil burner control).
  • Page 10 Colour codes LMO14/24 When the burner starts, three signal lights in the reset switch indicate the normal sequence, as well as provide indication if something ab- normal is happening in accordance with the following table: Preheater in operation Solid yellow Ignition switched on Flashing yellow Normal operation...
  • Page 11 INSTRUCTIONS PUMP TYPE DANFOSS BFP41 Technical data Viscosity range: 1,3-12,0 mm Pressure range: 7-15 bar Oil temperature: -10 to +70°C Components 1 Nozzle port G1/8" 2. Pressure gauge port 3. Pressure adjustment, 4mm allen key 4. Cartridge filter 5. Vacuum gauge port G1/8" 6.
  • Page 12 INSTRUCTIONS PUMP TYPE DANFOSS BFP41 Function Danfoss BFP41 When the oil pump is started, oil is drawn from the suction connection (S) through the filter (H) to the suction side of the gear wheel (C). The gear wheel then pumps oil to the pressure side and the oil is put under pressure.
  • Page 13: Nozzle Table

    NOZZLE TABLE Pump pressure bar kg/h Mcal/h kg/h Mcal/h kg/h Mcal/h kg/h Mcal/h 0,40 1,33 1,41 1,49 1,56 0,50 1,66 1,76 1,86 1,95 0,60 2,00 2,12 2,23 2,34 0,65 2,16 2,29 2,42 2,54 0,75 2,49 2,65 2,79 2,93 0,85 2,83 3,00 3,16 3,32...
  • Page 14 NOZZLE TABLE Pump pressure bar kg/h Mcal/h kg/h Mcal/h kg/h Mcal/h kg/h Mcal/h 0,40 1,63 1,70 1,76 1,82 0,50 2,04 2,12 2,20 2,28 0,60 2,45 2,55 2,64 2,73 0,65 2,65 2,75 2,86 2,96 0,75 3,08 3,18 3,30 3,42 0,85 3,47 3,61 3,74 3,87...
  • Page 15: Burner Fails To Start

    FAULT LOCATION Burner fails to start Situation Possible causes Remedies Motor runs Flame instability Burner pre-purges Check nozzle to burner head dimension Incorrect head settings and electrode position Low oil pressure Check oil pressure Flame occurs Excess air Adjust air damper Burner locks out Check that photocell is clean and unobstructed...
  • Page 16 EU direktiv. Enertech AB declares under sole responsibility that the above mentioned product is in conformity with the following standards or other normative documents and follows the provisions of applicable parts in the following EU Directives.
  • Page 17: Starting Precautions

    OIL BURNERS MAINTENANCE INSTRUCTIONS General information If the burner starts but does not ignite Keep the boiler room clean. Ensure that the boiler Make an attempt to start the burner. room has permanent fresh air intake. Switch off before Never make close repeated start attempts. dismantling the oil burner.
  • Page 20 Enertech AB. P.O Box 309, SE-341 26 Ljungby. www.bentone.se, www.bentone.com...

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