Unigas N1300A Manual Of Installation - Use - Maintenance Download

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C.I.B. UNIGAS S.p.A.

Via L.Galvani, 9 - 35011 Campodarsego (PD) - ITALY

Tel. +39 049 9200944 - Fax +39 049 9200945/9201269

web site: www.cibunigas.it - e-mail: [email protected]

Note: specifications and data subject to change. Errors and omissions excepted.

Summary of Contents for N1300A

Page 1: ...M039604CA 0 0 08 2020 BURNERS BRUCIATORI BRULERS BRENNER QUEMADORES MANUAL OF INSTALLATION USE MAINTENANCE N1300A N1060A Progressive and fully modulating Gas Light oil burners...

Page 2: ...e employed exclusively for the use for which it was designed Before connecting the burner make sure that the unit rating is the same as delivery mains electricity gas oil or other fuel Observe caution...

Page 3: ...ixtures DIRECTIVES AND STANDARDS Gas burners European directives Regulation 2016 426 UE appliances burning gaseous fuels 2014 35 UE Low Tension Directive 2014 30 UE Electromagnetic compatibility Direc...

Page 4: ...quipment of machi nes EN 60335 2 Electrical equipment of non electric appliances for house hold and similar purposes Safety requirements Burner data plate For the following information please refer to...

Page 5: ...by atomisation of oil into very small particles This process is achieved making pressurised oil passing through the nozzle The pump main function is to transfer oil from the tank to the nozzle in the...

Page 6: ...Y EE LV SI MT SK BG LT RO TR CH I2E LU PL I2E R B BE I2EK NL I2ELL DE I2Er FR Only for I2EK the appliance was configured for the appliance category K I2K and is suitable for the use of G and G distrib...

Page 7: ...5 34 5 34 5 Electric motor kW 22 22 30 30 Pump motor kW 4 4 4 4 Protection IP40 Operation Progressive Fully modulating Gas train 65 Valves Connection 2 1 2 DN65 Gas train 80 Valves Connection 3 DN80...

Page 8: ...21691349 820 514 539 520 709 660 831 M16 651 460 460 460 958 204 754 1192 478 1161 399 330 N1060A 80 1900 384 1307 720 35 257 841 132 542 664 1358 684 20391219 820 454 539 520 709 660 831 M16 651 460...

Page 9: ...valve 12 Pressure governor 14 Pressure switch 15 One way valve 16 Flexible hose 17 3 way solenoid valve 18 Flexible hose MAIN GAS TRAIN 20 Manual valve 21 Bellows unit 22 Filter 23 Safety valve with b...

Page 10: ...auge with manual valve 12 Pressure governor 14 Pressure switch 15 One way valve 16 Flexible hose 17 3 way solenoid valve 18 Flexible hose MAIN GAS TRAIN 20 Manual valve 21 Bellows unit 22 Filter 23 Sa...

Page 11: ...he combustion head the minimum output point is reached setting the combustion head to its MIN position During the first ignition the combustion head is set in order to find a compromise between the bu...

Page 12: ...diagrams refer to natural gas with a calorific value of 8125 kcal Stm3 15 C 1013 mbar and a density of 0 714 kg Stm3 The values in the diagrams refer to GPL with a calorific value of 22300 kcal Stm3 1...

Page 13: ...in combustion chamber surveyed by means of the pressure gauge or taken from the boiler s Technical specifications Measuring gas pressure in the combustion head In order to measure the pressure in the...

Page 14: ...qualified personnel All handling operations must be carried out with appropriate resources and qualified personnel ATTENTION Use intact and correctly dimensioned hoisting equipment conforms to the loc...

Page 15: ...mply with EN676 regulation and whose dimensions are described in the diagram In case the burner must be coupled with boilers with a combustion chamber smaller in dia meter or shorter than those descri...

Page 16: ...hat the manual cutoff valves are closed ATTENTION it is recommended to mount filter and gas valves to avoid that extraneous material drops inside the valves during maintenance and cleaning operation o...

Page 17: ...he filter is normally installed upstream from all the control and on off devices Once the train is installed connect the gas valves group and pressure switches plugs Caution the SKP2 diaphragm D must...

Page 18: ...UCIATORE 185 501939 PGMAX PGCP PGMI EV1 EV2 S EV2 EV1 PGMAX PGMIN VD R PGCP VD V VD V VD R PS PS pressure sensor Gas filter Example of gas train MBE A A C B B C 1 Mount flange into pipe systems Use ap...

Page 19: ...sensor with seal observe torque 3 The pressure sensor includes a vent limiter according to UL 353 and ANSI Z21 18 CSA 6 3 No venting required in loca tions where vent limiters are accepted by the jur...

Page 20: ...ing system operation sequence At the beginning both the valves EV1 and EV2 must be closed Test space evacuating EV2 valve burner side opens and keep this position for a preset time td4 in order the br...

Page 21: ...tank To tank The burner is supplied with filter and flexible hoses all the parts upstream the filter and downstream the return flexible hose must be installed by the customer As far as the hoses conne...

Page 22: ...g the possibility that they might be sucked into the pump On initial commissioning a dry operation is foreseen for a considerable length of time for example when there is a long suction line to bleed...

Page 23: ...ing nut of the two flexible hoses on the pump being careful to avoid exchanging the lines see the arrows marked on the pump For further information refer to the technical documentation of the pump Die...

Page 24: ...RC circuit Siemens between the terminal 2 terminal X3 04 4 in case of LMV2x LMV3x LMV5x LME7x of the base and the earth terminal RC466890660 For LMV5 control box please refer to the clabeling recomme...

Page 25: ...THE RESET PUSHBUTTON IF A SECOND SHUT DOWN TAKES PLACE CALL THE TECHNICAL SERVICE WITHOUT TRYING TO RESET FURTHER WARNING DURING NORMAL OPERATION THE PARTS OF THE BURNER NEAREST TO THE GENERATOR COUP...

Page 26: ...s the burner is driven automatically to high flame or low flame according to the plant requirements Operation in high or low flame is signalled by lamp B2 on the frontal panel Light oil operation The...

Page 27: ...until the pre purge time comes to an end and that the burner starts up 4 drive the burner to high flame stage by means fo the thermostat TAB 5 Then move progressively the microswitch to higher values...

Page 28: ...the minimum output point 11 as for the point to point regulation move the gas low flame microswitch a little lower than the maximum position 90 12 set the TAB thermostat to the minimum in order that t...

Page 29: ...nts do not exceed a value that creates a hazardous condition to the burner Adjusting output pressure for positive pressure systems requires PS 10 40 or PS 50 200 Outlet pressure MIN 10 25 50 75 MAX PS...

Page 30: ...ed To calibrate the maximum pressure switch proceed as follows according to its mounting position remove the pressure switch plastic cover if the maximum pressure switch is mounted upstreaam the gas v...

Page 31: ...e adjusting plate D 2 insert a screwdriver on the adjusting plate notches and let it move CW CCW as to open close the holes 3 once the adjustmet is performed fasten the V screws The adjusting plate co...

Page 32: ...TENTION To achieve the maximum flow rate close completely the return line DIMENSIONS FLOW RATE kg h Indicative pessure on return bar Min Max 40 13 40 19 50 16 50 22 60 20 60 20 70 23 70 23 80 26 80 23...

Page 33: ...PART III OPERATION 33 Fig 9 Bergonzo B nozzle example with 850kg h nozzle Pump flow rate Nozzle flow rate...

Page 34: ...ate adjust the pressure reading its value on the PG pressure gauge without changing the air flow rate set during the gas operation adjustments see previous paragraph checking always the combustion par...

Page 35: ...ver the pressure recorded during the combustion adjustment The factory setting is 4 bar It is recommended to verify that the combustion parameters are within the range of acceptable values even agains...

Page 36: ...er is mounted with the feet toward the pump body If the gasket between cover and pump housing should be damaged it must be replaced remove check and clean the combustion head check the ignition electr...

Page 37: ...ion valid for all models WARNING Drain the system by unscrewing the drain screw on the bottom of the self cleaning filter WARNING Replace the O ring seal between the bowl and cover WARNING Before open...

Page 38: ...assembly as shown Note to replace the combustion head reverse the operations described above 4 Clean the combustion head by means of a vacuum cleaner scrape off the scale by means of a metallic brush...

Page 39: ...e burner cover 2 disconnect the electrode E cable CE 3 remove the combustion head see par Removing the combustion head 4 loose screw B that fasten the ignition electrode E to the burner pilot P 5 remo...

Page 40: ...s limit if it is technically impossible to continue using it due to non compliance with safety requirements or a decrease in performance The owner makes the decision whether to finish using the burner...

Page 41: ...ition transformer or into the electrodes Improve the installation Ignition transformer damaged Replace the transformer PUMP TOO NOISY Suction too high over 0 35 bar dirty filters check valve in the ta...

Page 42: ...ssure switch damaged or bad links Check air pressure switch functions and links Burner control damaged Replace burner control BURNER LOCKS OUT WITHOUT ANY GAS FLOW Gas valves don t open Check voltage...

Page 43: ...PART IV MAINTENANCE 47...

Page 44: ...a L Galvani 9 35011 Campodarsego PD ITALY Tel 39 049 9200944 Fax 39 049 9200945 9201269 web site www cibunigas it e mail cibunigas cibunigas it Note specifications and data subject to change Errors an...

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Unigas N1300A, Manual Of Installation - Use - Maintenance

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