elco VL 2.120 D Operating Instructions Manual Download Page 1

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11/2010 - Art. Nr. 4200 1029 8600A

VL 2.120 D
VL 2.160 D
VL 2.210 D

Operating instructions

For specialist installation engineers

Fuel oil burners...................................... 2-25

de, fr..................................... 4200 1029 8400
it, nl ...................................... 4200 1029 8500

............................................. 4200 1029 8300

Summary of Contents for VL 2.120 D

Page 1: ...2010 Art Nr 4200 1029 8600A VL 2 120 D VL 2 160 D VL 2 210 D Operating instructions For specialist installation engineers Fuel oil burners 2 25 en de fr 4200 1029 8400 it nl 4200 1029 8500 4200 1029 8...

Page 2: ...ners meet standard EN 267 Installation commissioning and maintenance must only be carried out by authorised specialists and all applicable directives and regulations must be complied with Burner descr...

Page 3: ...A4 Display B3 Flame monitor M1 Blower and pump motor T1 Igniter 3 Adjusting screw for dimension Y 4 Nozzle line tube 5 Housing 6 Plate hanging device 8 Burner tube 10 7 pin connector hidden 10 1 4 pi...

Page 4: ...l pressures are controlled independently by two pressure regulators in the pump If an increase in load is requested by the boiler regulator the burner switches from partial load to full load after a d...

Page 5: ...in the power supply voltage or the ambient temperature The automatic combustion control unit is designed to cope with brownouts Whenever the supply voltage drops below its rated minimum level 185V th...

Page 6: ...ay and 5 keys Operating values are shown in real time on the display Pressing the keys gives access to 7 menus The last two menus are not activated for VL 2 D burners Operation TCH 2xx safety unit men...

Page 7: ...ignition position 7 Unauthorised flame monitoring 8 Starting the burner opening the solenoid valve flame formation safety time 9 Flame stabilisation time post ignition time 10 Awaiting regulator relea...

Page 8: ...3 Neutral 23 Live 4 1st stage solenoid valve live 1 24 Not used 10 5 Earth 25 Not used 6 Neutral 26 Live 20 7 2nd stage solenoid valve live 2 27 Remote unlocking signal 8 Earth 28 Neutral 21 9 Neutra...

Page 9: ...Description Connector 1 Not used 17 18 Not used 31 2 Not used 19 Not used 3 Not used 20 Not used 30 4 Not used 27 28 29 21 Not used 5 Not used 22 Not used 6 Not used 23 Air flap servomotor 15 7 Not u...

Page 10: ...and two oil pressure regulators are integrated in the pump Pressure gauges for pressure measurements 4 and negative pressure measurements 5 must be connected before the equipment is commissioned 1 Re...

Page 11: ...housing can be equipped with an R1 8 connection to support a line for cooling the inspection glass of the boiler To do this drill through boss 6 and cut an 1 8 thread Use accessories article No 12 05...

Page 12: ...the operating safety of the system the fuel oil supply must be installed carefully in compliance with local regulations Important Maximum pressure at the pump intake 1 5 bar Maximum vacuum pressure at...

Page 13: ...heck the settings values In most cases according to the installation corrections must be made Checking checking combustion components Disconnect the ignition cable on the transformer side Loosen the n...

Page 14: ...y servomotor Y10 Fuel oil pressure regulation The fuel oil pressure is adjusted using fuel oil pressure regulator 8 for the 1st stage and fuel oil pressure regulator 9 for the 2nd stage To check the p...

Page 15: ...ter the access code see the label on the back of the display Increase or decrease the value in increments by repeatedly pressing or When the first figure has been set move the cursor to the right by p...

Page 16: ...an effect on starting characteristics pulsation and combustion values Any reduction in dimension Y increases the CO2 value However starting characteristics become harsher Compensate for the change in...

Page 17: ...a boiler heating request is present T1 T2 contact closed the burner starts The air flap is opened to move to the pre ventilation position Pre ventilation and pre ignition The air flap switches to the...

Page 18: ...p Setting the 2nd stage To set the position of the air flap in the 2nd stage position the cursor on the corresponding line on the display using the button If necessary modify the setting value Proceed...

Page 19: ...ntrolled by the boiler regulation Quitting the settings menu without reaching the end of the setting procedure To do this position the cursor on the symbol and confirm with the button All the servomot...

Page 20: ...button the screen opposite is displayed Using the button select the menu Save adjustment values and confirm with the button The screen opposite appears Place the cursor on the symbol press the button...

Page 21: ...osite The internal flange A of the fan wheel must be aligned with plate B Insert a ruler between the vanes of the fan wheel and bring A and B to the same height Tighten the cone point screw on the fan...

Page 22: ...ent Screw the cover back into place Reopen the manual shut off valve Check it is airtight Check the combustion values Cleaning the air intake box Unscrew securing screws V on the air intake box Remove...

Page 23: ...ed by thermostats Defective control unit Check replace the thermostat Replace the control unit The burner starts up briefly when the power supply is switched on and then stops The control unit has int...

Page 24: ...hown no values are entered in the factory Quit the menu using the button Entering a telephone number for the maintenance company and the maintenance contract number When the corresponding symbol appea...

Page 25: ...ast meter reset Maintenance Operating statistics menu Number of unwanted flame faults Number of No flame after safety time faults Number of Flame loss during operation faults Number of Air pressure sw...

Page 26: ...11 2010 Art Nr 4200 1029 8600A 26...

Page 27: ...11 2010 Art Nr 4200 1029 8600A 27...

Page 28: ...60 1731 Zellik 02 4631902 ELCOTHERM AG Sarganserstrasse 100 7324 Vilters 0848 808 808 ELCO GmbH Dreieichstr 10 64546 M rfelden Walldorf 0180 3526180 ELCO Italia S p A Via Roma 64 31023 Resana TV 800...