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Summary of Contents for Bentone ST 146
- Page 1 178 011 19-3 2017-10-05 Providing sustainable energy solutions worldwide Installation- and maintenance instruction ST 146...
- 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.
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Page 4: Technical Data
TECHNICAL DATA Type designation ST146 B30A Dimensions Flange A ø109,5 145-172 Incl. lange A Burner tube Length of burner tube Measure B B30A B30A B30A Output range and nozzles recommended Burner tube Oil capacity Capacity Recommended Recommended Pump Nozzle pressure kg/h Mcal/h Angle... -
Page 5: General Instructions
GENERAL INSTRUCTIONS General rules Measures to raise the temperature: Pump adjustment 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 6 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...
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Page 7: 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 8 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 lame. The ignition spark goes out after lame indication (See Technical data oil burner control).
- Page 9 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 10 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 ilter 5. Vacuum gauge port G1/8" 6.
- Page 11 INSTRUCTIONS PUMP TYPE DANFOSS BFP41 Function Danfoss BFP41 When the oil pump is started, oil is drawn from the suction connection (S) through the ilter (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.
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Page 12: 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 13 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...
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Page 14: Fault Location
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 15 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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