Nortec WB120 Installation Manual Download Page 1

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Multi-fuel oil burners

NORTEC WB

Installation manual

Models WB60, WB120, WB230, WB270

www.nortec.pro

2013

Summary of Contents for WB120

Page 1: ...Multi fuel oil burners NORTEC WB Installation manual Models WB60 WB120 WB230 WB270 www nortec pro 2013 ...

Page 2: ...ners have the following features 1 Well automated fuel supply NORTEC burners are low pressure burners and compressed air supply with the pressure from 0 15 to 0 4 0 5 MPa is required for good fuel spray 2 Optimum mix of air and fuel stable flame and efficient combustion The burners use air swirl technology with a sparger that provides fine and even mix of sprayed fuel and secondary air stable comp...

Page 3: ...20 Pic 2 Burners NORTEC WB230 and WB270 Preliminary fuel heater Air regulator with a moisture separating filter and manometer Control chamber with an indicator of emergency shutdown Electric socket Electromagnetic valve Ignition transformer Photocell Fuel heating thermostat Nozzle for adding fuel Combustion tube Fuel heating thermostats Preliminary fuel heater Air regulators with a moisture separa...

Page 4: ...x the pump of the lifting unit starts filling the box At some point depending on the position of the float a micro switch goes off which means that the box is full and the pump is off 2 The thermostats of the preliminary fuel heating box set the maximum and minimum temperature for heating the fuel 3 From the thermostats signal the heaters start heating the fuel At the minimum temperature of the fu...

Page 5: ...to open the electromagnetic valve of line 2 not in NORTEC WB 60 120 burners and the burner starts working at full power 10 For models NORTEC WB 60 120 full power of a burner is shown by the amount of primary air pressure in line 1 and for models NORTEC WB 230 270 it is shown by the amount of pressure in both inlets 11 If the fuel level in the preliminary heater gets lower a certain level the float...

Page 6: ...y unscrewing 4 fixing screws that attach the tube to the burner shell Adjustment of the burner with 3 nozzles WB 270 is similar to the one for the burner with 2 nozzles WB 230 Element name pic 1 1 Diffuser not used in models WB60 and WB120 2 Combustion tube 3 Asbestos heatproof pad 4 Installation flange 5 7 pin socket for power and fuel pump connection 6 А B Thermostats unit for preliminary fuel h...

Page 7: ... WB 230 270 5 6 1 3 5 5 7 A dispenser position affects relation of the volumes of straight air going along the outer edge of the dispenser and swirled air going through the dispenser blades If distance A gets bigger the volume of straight air grows fuel mixes with air at lower speed the flame grows higher and becomes less consistent If distance A gets smaller the flame becomes less intensive air a...

Page 8: ... stage with manual adjustment of the shutter To do the adjustment loose screw A pic 7 and get the amount of CO2 in waste gas within 10 11 5 by adjusting the air shutter then tighten screw A Pic 7 Secondary air shutter 7 Burner power primary air pressure adjustment Pic 8 Primary air control with air filter Inlet connector for compressed air Manometer Drain filter valve Air inlet Pressure regulator ...

Page 9: ...er of each regulator The pressure in the second line of burners NORTEC WB 230 270 can be more than 0 4 MPa and is chosen according to the allowed boiler power NB Sometimes the manometer shows the set pressure value with a closed electromagnetic valve but after it is open the pressure falls abruptly It s important to get the set pressure value by rotating the cap when the valve is open In case of c...

Page 10: ...me absence the burner will be shut down and the emergency indicator will be switched on the control chamber NB If the photocell is exposed to intense room light that gets inside the burner through the view hole the burner may stop working correctly Keep the view hole away from intense light source Emergency shutdown indicator is placed on the control chamber surface and it looks like a rubber red ...

Page 11: ...carried out only by qualified staff having a pass to electric installation experience in service and installation of these burner types and authorized by the producer or official distributer of NORTEC equipment Pic 10 Electric diagram of burners NORTEC WB 60 120 Н3 To the pump of a lifting unit Burner socket ...

Page 12: ...4 Control chamber of the burner TA Ignition transformer V1 electromagnetic valve of air inlet 1 V2 electromagnetic valve of air inlet 2 M burner fan engine FR photocell HL external emergency shutdown signal F cutout 16A TC boiler thermostat TS safety thermostat Electric diagrams of NORTEC burners WB 230 270 have an electromagnetic valve for compressed air inlet 2 To the pump of a lifting unit Н3 B...

Page 13: ... fuel box next to it if the main box is not placed in the room In the latter case the fuel flow from the main box to the waste one has to be organized Electric connection of the lifting unit is done according to the burner electric diagram pic 10 and 11 The base box of the lifting unit must be grounded NB To keep fuel clean a sieving fuel inlet needs to be installed so that its lowest part was no ...

Page 14: ...ll the burner on the furnace of a boiler or heat generator using a set up flange 4 and an asbestos pad 3 pic 4 To do that 1 Loose the flange screw so that the burner combustion tube 2 could move easily in the flange hole Draw the flange beaks apart with a big screwdriver if needed 2 For burners WB230 and WB270 dismantle diffuser 1 by unscrewing three locking screws 3 Put the flange on the combusti...

Page 15: ... filtering element from the kit on the flange of the lifting unit pic 13 For that first fill the element with fuel and put some fuel on a rubber ring pad to make the connection leak proof NB Further on it is possible to use any suitable car oil filter as a filtering element Using cargo vehicle filters will increase service intervals and help the pump work thanks to their big volume and large surfa...

Page 16: ...tent staff who are allowed to work on electrical connection have experience in burners installation and are authorized by the producer or an official distributor of NORTEC products Electricity must be switched off before the works start Ignoring safety rules may cause emergency Damage caused by incompetent installation can not be covered by warranty CORRECT INCORRECT INCORRECT Fuel tank Fuel pump ...

Page 17: ... the regulator cap get the pressure value back with the electromagnetic valve open Set the temperature in the preliminary fuel heater using thermostats 1 and 2 6A and 6B on pic 3 as it is shown in section 8 Connect the outer burner part to the relevant part on the burner base The burner will start working according to the scheme described in section 3 15 Regulating burner work Due to back pressure...

Page 18: ...rs NORTEC WB 16 Main troubles and their solving methods Troubles in this section are caused by ignoring the information in this guide or other reasons not connected with equipment faults In case of an equipment fault trouble we recommend you to call an authorized NORTEC service center or the place where the equipment was purchased to consult a specialist NB Non authorized repair works make your wa...

Page 19: ...the lifting unit Clean the heater box from dregs and soot Moisture in the preliminary heating box Pour moisture out via drain tap 17 pic 3 Adjust a floating fuel inlet according to section 11 Littered nozzles Use an authorized service center NORTEC to clean the nozzles Clean the fuel system thoroughly replace a filtering element of the lifting unit Fuel does is not delivered to the preliminary hea...

Page 20: ...stment Low primary air pressure in lines 1 and 2 Regulate primary air parameters according to section 15 call a specialist from NORTEC service center to do the adjustment To consult a NORTEC representative please call 8 495 223 27 03 17 Service and warranty You have purchased reliable long life equipment from NORTEC For long and smooth use of NORTEC WB burners follow service intervals regularly mo...

Page 21: ...ice conditions are different from the indicated in the guide 2 Using inflammable substances such as gas spirit ester acetone etc as fuel The producer is not responsible for an outcome of such substances use in NORTEC burners 3 Mechanical damage of the burner or pump 4 Non authorized dismantling construction change or repairing of the burner 5 No documents confirming the fact of purchase from an au...

Page 22: ... pro All rights on using trademark on the Russian Federation territory belong to LLC TK Service Copyright rights on this User Guide belong to NORTEC trademark owner Full or partial use of this Guide materials without the knowledge of the owner is prohibited and prosecuted by Russian law on copyright protection Due to constant upgrade of NORTEC equipment its characteristics construction details and...

Page 23: ...t 8 7 Burner power primary air pressure adjustment 8 8 Preliminary fuel heating temperature 9 9 Photocell fault indicator and controller 10 10 Electric wiring diagram 11 11 Lifting unit 13 12 Installation of the burner and fuel system 14 13 Electrical connection of the burner 16 14 Burner start up 17 15 Regulating burner work 17 16 Main troubles and their solving methods 18 17 Service and warranty...

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