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Summary of Contents for Enertech Bentone STG 146
- Page 1 178 040 26 Providing sustainable energy solutions worldwide Installation- and maintenance instruction STG 146...
- Page 3 DESCRIPTION COMPONENTS 1. Reset button 9. Burner tube 16. Fan wheel 2. Gas burner control 10. Ignition electrode 17. Air adjustment 3. Transformer 11. Air damper 18. Inner assembly adjustment 4. Fixing flange 12. Front part fan housing 19. Motor 5.
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Page 4: Technical Data
TECHNICAL DATA Type designation STG 146 Burner head 1 in accordance with RAL UZ 80 DIMENSIONS Length of Flange A burner tube Measure A Standard Long design The above dimensions are max. measurements. Depending on the components used, the measurements may vary. OUT RANGE Type Capacity... - Page 5 TECHNICAL DATA Type designation STG 146 Burner head 2 DIMENSIONS Length of Flange A burner tube Measure A Standard 121,5 Long design 221,5 The above dimensions are max. measurements. Depending on the components used, the measurements may vary. OUT RANGE Type Capacity /h at min.
- Page 6 TECHNICAL DATA DIMENSIONS OF FLANGE Flange 23,5 109,5 145,0 172 215 45 98-01...
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Page 7: Skeleton Diagrams
SKELETON DIAGRAMS Incorporated in the Multibloc 6b. Safety valve Pos. 5b, 7: Components not required 1. Ball valve 7. Valve proving system according to EN 676. 2. Filter 9. Air pressure switch 3. Governor 10. Gas burner control Required over 1200 kW according 4. -
Page 8: Installation Example
MOUNTING ON THE BOILER The gas armature is from the factory INSTALLATION EXAMPLE Fit the enclosed flange and gasket to mounted in a horizontal position. The Connect the gas to the burner by the boiler.If new fixing holes must be connection of the incoming gas line is means of the ball valve. -
Page 9: Electric Equipment
ELECTRIC EQUIPMENT GAS BURNER CONTROL: LGB21/LMG21/LME11/LME21 WIRING DIAGRAM If there is no plug-in contact (X2) on the boiler, connect to the contact enclosed. In case the twin thermostat is in series on incoming phase L1, a loop between the terminals T1 and T2 is necessary. - Page 10 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LGB ... Lock-out and Control Programme Indication The position of the cam can be read through the sight-glass. Under fault condition the programme is stopped and thus also the lock-out indicator. The symbol visible on the cam indicates both the position in the programme run and the type of fault.
- Page 11 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LMG ... Diagnosis of cause of fault After lockout, the red fault LED is steady on. For reading the cause of fault, refer to the blink code given in the following table: Press lockout reset button Red LED on LED on (waiting time 10 s)
- Page 12 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LME..Colour codes Colour code table for multi-coloured signal lamps (Light diodes) Status Colour codes Colours Waiting time «tw», other waiting times Ignition phase, ignition checked Flashing yellow Normal operation Green Operation, poor flame signal...
- Page 13 ELECTRIC EQUIPMENT Control diagnosis under fault conditions and lockout indication Gas burner control: LME..Alarm control table Red flashing code on Possible causes signal lamp (LED) Flashing 2 x No flame at End of «TSA» •• - Defective or obscured flame monitor - Defective or obscured fuel valves - Poor burner installation - Defective ignition unit...
- Page 14 MEASURES AND CHECKS BEFORE START-UP GENERAL RULES Care should be taken by the installer to ensure that no electrical cables or fuel/ gas pipes are trapped or damaged during installation or service/ maintenance. INNER ASSEMBLY Ensure that the ignition and ionisation electrodes are correctly adjusted.
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Page 15: Inner Assembly
MEASURES AND CHECKS BEFORE START-UP INNER ASSEMBLY Town gas not CE approved INNER ASSEMBLY Natural gas, LPG Natural gas INNER ASSEMBLY Biogas (UV-detector) 172 205 77 07-01... - Page 16 DETERMINATION OF GAS VOLUME FOR THE INSTALLATION Specifications on natural gas, town Net calorific value gas and bio gas vary. For more exact information please contact the gas Gas quality kWh/Nm kJ/Nm kcal/Nm distributor. Natural gas 10.3 37 144 8 865 Propane 26.0 93 647...
- Page 17 MULTIBLOC, BM771../ GB-LD055 D01... 1. Test nipple for supply pressure 6. Main flow restrictor 10. Screws for cover 2. Coils + electrical connection 7. Gas pressure switch min. 11. Adjustment of governor 3. Gas filter 8. Electrical connection, gas pres- 12.
- Page 18 ADJUSTMENT OF MULTI-BLOC, BM771../ GB-LD055 D01... - Connect a pressure gauge to the test nipples ADJUSTMENT OF GOVERNOR CHANGE OF COIL (1) Supply pressure A higher outlet pressure from the - Loosen the screw (12) (4) Governor pressure governor can be necessary if for - Remove the coils (2) - See to it that gas free from air is instance the flow adjustment is max.
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Page 19: General Instructions
GENERAL INSTRUCTIONS ADJUSTMENT OF BURNER The burner is from the factory pre-set Open the ball valve and switch on the The adjustment of the position of the to an average value that must then be main switch. If the burner starts the brake plate affects the air flow. -
Page 20: Air Adjustment
GENERAL INSTRUCTIONS ADJUSTMENT OF INNER ASSEM- AIR ADJUSTMENT CONTROL OF BURNER HEAD 172 305 50 97-01... -
Page 21: General Instruction
GENERAL INSTRUCTION ADJUSTEMNT OF MAX. GAS PRES- ADJUSTMENT OF AIR PRESSURE FLAME MONITORING AND MEASU- SURE SWITCH SWITCH REMENT OF IONISATION CURRENT The burner is equipped with a max. gas The air presure switch should stop the The burner is monitored according to pressure switch only on request. - Page 22 HANDING OVER OF THE INSTALLATION Make repeated start attempts to FAULT LOCATION, FUNCTIONAL ensure that the adjustments func- TROUBLES tion. Trouble free operation is dependent on three factors: electricity, gas and air Close the ball valve during opera- supply. Should there be any changes tion to check that the gas switch in the ratio between these three factors there is a risk of break downs.
- Page 23 FAULT LOCATION GUIDE Gas burner The basis for trouble free operation can only be ensured To facilitate fault location we have drawn up a scheme by the correct combined effect of the three factors: showing the most frequent faults in a gas burner instal- electricity, gas flow and combustion air.
- Page 24 CAUSE REMEDY The cable shoes have bad contact Improve the contact The ignition cables are damaged Replace The ignition transformer is damaged, no voltage on the Replace the transformer secondary side The ignition cable and the ionisation cable have been Change transposed.
- Page 25 CAUSE REMEDY Voltage lower than 185 V Contact the electricity authorities. The ignition electrodes are disturbing the ionisation Adjust the ignition electrodes, repole the ignition transfor- current mer if necessary. Bad earthing Arrange for proper earthing. Phase and neutral transposed See wiring diagram and change.
- Page 26 CAUSE REMEDY The ambient temperature of the gas relay is too high Heat insulate, max. 60° C. The ignition spark is too weak Check the transformer Bad combustion Bad draught conditions Check the chimney The flue gas temperature is too high The boiler is overloaded.
- Page 27 CE-0085 AU 0156 BG450 Enertech AB declares that the above-mentioned products Enertech AB erklärt hiemit, dass oben genannten Produkte mit comply with the following standards or other normative den folgenden Normen oder anderen normativen Dokumenten documents and meet applicable sections of the EU directive.
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Page 29: Installation
GENERAL INSTRUCTIONS FOR GASBURNERS Installation Follow standards and instructions applicable to the Check that the input pressure of the gas is correct installation of gas burners Check that the dampers of the boiler are open Ensure that the electric installation is made in Check that there is water in the system accordance with existing regulations Check that thermostats etc. - Page 30 SERVICE AND INSPECTION CARD Installation Boiler Name: Type: Efficiency kW: Address: Burner Type: Efficiency kW: Installed by: Date: Date Flue gas Ionisa- gas/h Governor Pressure Efficiency temp tion current Fire room Chimney Measure- Before After °C µ A mbar mbar % ment Small flame...
- Page 32 Enertech AB. P.O Box 309, SE-341 26 Ljungby. www.bentone.se, www.bentone.com...
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