Bentone STG 146/2, Installation And Maintenance Instruction

Page 1: ...Providing sustainable energy solutions worldwide 178 032 26 6 P93783 2022 11 16 Installation and maintenance instruction STG 146 2 LME11 230C2E MB DLE 403 Translation of the original instructions...

Page 2: ...loaded at www bentone com ecodesign da 1 Manualer p andre sprog 2 www bentone com download eller scan QR koden 3 Indtast br nderens artikelnummer der findes p typeskiltet se billede og v lg dit sprog...

Page 3: ...ety system 12 4 2 Wiring diagram 12 4 3 Function LME 13 5 Mounting 16 5 1 Gas nozzle 17 5 3 Tightness control 18 5 2 De aerating 18 5 4 Calculation of gas flow 19 6 Settings 20 6 1 Air settings 20 6 2...

Page 4: ...only be carried out by persons who have undergone relevant training The product is packaged to prevent damage from occurring when handled Handle the product with care Lifting equipment must be used to...

Page 5: ...llation and servicing to prevent leakage Fitting and installation work has been completed and approved Electrical installation has been correctly performed Flue gas ducts and combustion air ducts are...

Page 6: ...opane 2 1 Dimensions STG 146 2 K L M J Length of flame tube Flame tube measure A Flame tube measure B Flame tube measure C 145 122 104 89 245 222 104 89 The above dimensions are max measurements Depen...

Page 7: ...0 200 360 MBC 65 MBC 120 MB DLE 403 MB DLE 405 160302 263 4 Capacity kW Gas quantity at min power Nm3 h Gas quantity at max power Nm3 h Max connection pressure mbar Min connection pressure mbar Gas va...

Page 8: ...y and air damper Basic settings should only be seen as setting values to get burner to start Once the burner has started and established flame it is necessary to adjust the settings so that they are a...

Page 9: ...plate 9 Flame tube 10 Ignition electrode 11 Air damper 12 Fan housing front 13 Fan housing rear 14 Air pressure switch 15 Shielding wall fan housing 16 Fan wheel 17 Air settings 18 Nozzle assembly ad...

Page 10: ...Pressure gauge with shut off cock 5a Gas pressure switch mini 5b Gas pressure switch maxi 6a Main valve 6b Safety valve 7 1 Valve proving system 9 Air pressure switch 10 Electrical connection Pos 5b...

Page 11: ...nt boiler The power information on the type plate refers to the burner model s min and max effect 3 5 Gas supply In order to obtain good operational safety it is important that the installation of the...

Page 12: ...e installed in the safety circuit in accordance with current regulations for the system The cables of the safety system must be separated so that the outgoing signal is not placed in the same cable as...

Page 13: ...d The ionisation electrode now indicates a flame 5 The safety time expires The ignition spark ceases The safety period ceases If the spark is missing or it disappears after this time limit the gas bur...

Page 14: ...king code for fault codes Blinking red Interface diagnostics Red flicking Diagnosing alarm causes After alarm disconnection the red alarm signal light is lit continuously The diagnosing of the alarm c...

Page 15: ...e Red blinking code on signal lamp LED Possible causes Blinking 2 x No flame creation at End of TSA defective or fouled flame monitoring defective or fouled fuel valves poor burner setting defective f...

Page 16: ...y circuits must be disconnected 5 Mounting The burner is mounted on the boiler with bolts according to the hole pattern on the fixing flange Mount the fixing flange and the supplied gasket on the boil...

Page 17: ...17 Bentone 5 1 Gas nozzle Check that the ignition and ionization electrodes are correctly set before mounting on the boiler Natural gas LPG Natural gas LPG 2 5 8...

Page 18: ...sure to refit the screw on the measuring nipple 5 3 Tightness control When checking for leakage the solenoid valve must be closed A pressure gauge is connected to the measuring nipple Pa see picture T...

Page 19: ...6 m3 h Hi 0 9 9 45 kW m3 Calculate standard volume using the following formula f 273 x PBaro PGas f 273 945 20 0 90 273 tGas 1013 273 15 1013 Calculate conversion factor using the following formula V...

Page 20: ...the position of the nozzle assembly in the burner head The position of the nozzle assembly must be adjusted to achieve as favorable pressure drop across the brake plate as possible Which position to...

Page 21: ...the burner is ready to start up Read the sections dealing with settings of gas valve damper motor and combustion device before start up Open the ball valve and turn on the main switch start the burne...

Page 22: ...ssure drops so much that poor combustion occurs 1 Remove protective cover 2 Start the burner 3 Carefully turn the scale on the air pressure switch clockwise until the air pressure switch stops the bur...

Page 23: ...er for measuring connection pressure 3 Start the burner 4 Measure and note the connection pressure to the burner at the highest input power 5 Set the gas pressure switch to a value 10 15 lower than th...

Page 24: ...et pressure 200 mbar Adjustable governor pressure 4 50 mbar Solenoid valve Slow opening valves with adjustable start load and max flow 1 Protective cover start load adjustment 2 Hydralic damping 3 Fix...

Page 25: ...stment of start gas flow Remove the protective cover c Turn the adjustment knob d use the protective cover as a tool to the desired start gas flow Turn to the right start gas flow is reduced Turn to t...

Page 26: ...allation 1 year 3 000 h Leak check 1 year 3 000 h Filter 1 year replacement at p 10 mbar 3 000 h replacement at p 10 mbar Electrodes Replacement cleaning 1 year Replacement ceaning 3 000 h Brake plate...

Page 27: ...burner out of fixing flange 4 Loosen screws I and remove flame tube 5 Clean brake plate and nozzle if necessary 6 Check electrodes replace if necessary See chapter Gas nozzle for setting electrodes 7...

Page 28: ...or replace if necessary 5 If replacing fit the new motor on the existing motor flange 6 Check that the o ring J is intact and that it is not damaged during fitting 7 Fit the fan wheel so that there i...

Page 29: ...lame tube 5 Disconnect ignition cable 6 Disassemble the burner by loosening the through screw K and removing the front piece 7 Check function and appearance of the various components included in the a...

Page 30: ...1 Disconnect the main power and switch off the fuel supply 2 Note the connection of the existing component and disassemble 3 Fit new component with same connection or with specified alternative conne...

Page 31: ...bration sensor 8 7 Vibrations Maximum permitted vibration level is 5 0 mm s Check tightness of fasteners Check fan wheel for damage and contamination replace if necessary Check motor shaft and bearing...

Page 32: ...rmal operation this current must be significantly higher preferably more than 10 A The reason for too low ionization current can be creep current poor connection to earth dirt or that the flame electr...

Page 33: ...s necessary only if a malfunction is suspected 8 8 3 Flame monitoring UV detector QRC Technical data Idle voltage at ION terminals AC 115 230V Short circuit current Max AC 100 300 mA Max current for f...

Page 34: ...t the gas switch switches off at the set value Remove the hose for the air pressure switch to check that the burner locks out Check that all protective covers and measurement nipples are mounted and f...

Page 35: ...n to cable connectors Adjust connection Ignition cables damaged Replace Transformer damaged no power to secondary winding Replace the transformer Ignition cable and ionisation cable swapped around Rec...

Page 36: ...elow 15 of rated voltage Contact an electrician if necessary Incorrectly set or faulty air sensor Check the settings and reset or replace Ignition electrode overload Replace Burner control ambient tem...

Page 37: ...easure ment C A Before After mbar mbar Small Flame Large Flame Measures Date Nm3 gas h Governor CO2 CO Fluegas temp Ionisation current Pressure Efficiency Fire room Chimney Measure ment C A Before Aft...

Page 38: ...ctive 2006 42 EC EMC 2014 30 EU The Restriction of the Use of Certain Hazardous Substances RoHS Directive 2011 65 EU References to the relevant harmonised standards used or references to the other tec...

Page 39: ...n Electrical and Electronic Equipment Regulations 2012 References to the relevant harmonised standards used or references to the other technical specifications in relation to which conformity is decla...

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