elco VG4.460 D Operating Instructions Manual
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elco VG4.460 D Operating Instructions Manual

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VG4.460 D
Operating instructions
For specialist installation engineers
Gas burners ........................................... 2-29
de, fr..................................... 4200 1032 6200
it, nl ...................................... 4200 1032 6300
............................................. 4200 1032 6100
02/2011 - Art. Nr. 4200 1032 6400A
en

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Summary of Contents for elco VG4.460 D

  • Page 1 VG4.460 D Operating instructions For specialist installation engineers Gas burners ........... 2-29 de, fr........4200 1032 6200 it, nl ........4200 1032 6300 ..........4200 1032 6100 02/2011 - Art. Nr. 4200 1032 6400A...

  • Page 2: Table Of Contents

    Gas appliances directive Important information The following standards should be 2004/108/EC EMC directive VG4.460 D burners are designed for the observed in order to ensure safe, low-pollutant combustion of natural gas environmentally sound and energy- 2006/ 95/EC Low voltage directive and propane gas.

  • Page 3: Burner Description

    Overview Burner description Control and safety unit Display Air pressure switch Auxiliary motor supply relay Blower motor Igniter Y10 Air flap servomotor Adjusting screw for dimension Y Housing Plate hanging device (Maintenance) Combustion chamber pressure take-off pipe Burner tube 7-pin connector 10.1 4-pin connector 10.2 3-pin connector (auxiliary motor supply relay)

  • Page 4: Operation, Safety Operation

    Operation Safety function Description of the function Safety functions A pre-ventilation time of 24 seconds - If no flame is produced when the burner is started (gas release), the begins when first powering up, after a burner is switched off at the end of the power cut or a lockout, after the gas safety time which lasts no more than supply has been cut or after a shutdown...

  • Page 5: Automatic Combustion Control Unit

    Operation TCG 2xx control unit The TCG 2xx control and safety unit Locking and unlocking controls and monitors the forced draught The control unit can be locked (switched burner. The microprocessor-controlled to malfunction mode) by pressing the program sequence ensures maximum unlocking button and unlocked (fault stability of time periods, regardless of...
  • Page 6 1st stage (The menu on the bottom right is not - the opening position of the stage 2 activated in VG4.460 D burners) valve (for switching from 1st to 2nd stage) - the position of the air flap during the...
  • Page 7 Operation TCG 2xx control unit Operating cycle phases: solenoid valve, flame formation, 1: No voltage safety time: max. 3 s. 2: Powering up, no heat request 11:Awaiting regulator release 3: Checking the air flap is closed 12:Opening the air flap, until the opening 4: Opening an air flap, arrival in pre- position of the 2 stage valve is...

  • Page 8: Terminal Allocation Chart, Connection Socket

    Operation Terminal allocation chart 230 Volt connection 2nd stage Heating L1 power Solenoid valve Earth Burner motor Earth Igniter thermostat request supply Connector Terminal Flame check Remote Fault unlocking pressure display pressure switch switch Connector Terminal Terminal Description Connector Terminal Description Connector Burner motor phase...
  • Page 9 Operation Terminal allocation chart Low voltage connections Display-PC interface Terminal Connector Connector Terminal Air servomotor Terminal Description Connector Terminal Description Connector not used not used not used not used not used not used not used not used not used not used not used not used not used...

  • Page 10: Mb-Zrdle Gas Train

    Operation MB-ZRDLE gas train MBZRDLE... B01S.. (dual-stage) Technical data Setting the hydraulic brake Compact unit consisting of: Input pressure 360 mbar max. Setting the 2 stage filter, adjustable pressure switch, non- Ambient temperature -15 to +70 C° Setting the 1 stage adjustable rapid opening and closing Voltage...

  • Page 11: Burner Assembly, Gas Train Assembly

    Assembly Burner assembly Preparing the boiler front Burner head assembly • Prepare the burner mounting plate/ • Screw the bolts into the burner fixing boiler door in accordance with the plate/boiler door and position the diagram. insulation material. For a drill hole of •...
  • Page 12 Assembly Gas manifold Gas train assembly • Check the correct position of the O- ring B in the gas connecting flange C. • Secure the gas train on the burner head so that the gas train coils are in the upper vertical position. •...

  • Page 13: Checking The Combustion Components

    Assembly Checking/adjusting the burner head Checking the burner head • Check the adjustment settings of the ionisation probe and of the ignition electrode as per the diagrams. Setting to liquid gas operation • Remove the gas diffuser 5 and the turbulator 2.

  • Page 14: Electrical/Gas Connection

    Assembly Gas connection Electrical connection Checks before commissioning General regulations applying to the specified by the draft combustion gas connection ordinance. • The gas train must only be connected It is the responsibility of the fitter or his to the gas mains by a recognised representative to obtain approval for the specialist.

  • Page 15: Adjustment Data

    2 stage 3,2 / 6,3 4 / 7,9 2,3 / 5 VG4.460 D - 3,6 / 12,1 4,8 / 15,6 2,3 / 9,2 d3/4''-Rp3/4'' 5,2 / 17,2 7,1 / 21,8 3,4 / 12,5 0,7 / 5,2 0,7 / 5,7 0,5 / 4,8 VG4.460 D -...

  • Page 16: Air Regulation

    Commissioning Air regulation Air regulation The regulation of air in the burner head Combustion air is regulated at two affects not only the air flow but also the points: mixing zone and the air pressure in the • on the pressure side, using the gap burner tube.

  • Page 17: Setting The Mb-Zrdle Gas Train

    Commissioning Setting the MB-ZRDLE gas train General adjustment procedure Adjusting the regulator: The 2 stage can only be adjusted via The pressure in the regulator is the pressure regulator Set the 2 stage measured at pBr. valve (button C) to fully open. The set pressure supplies the required The incremental advance setting on flow rate.

  • Page 18: Pre-Adjustment Without Flame

    The screen displays the factory pre- settings for the different positions of the air flap (here for example: for a VG4.460 D). The following positions for the air flap are presented: - ignition position (when the The overall view of the menus...
  • Page 19 Commissioning Pre-setting without flame General advice before starting the burner End of settings menu without flame When all the positions of the servomotor have been determined according to the required settings, it is then possible to move on to the next section for commissioning - "Setting the flame". To do this, place the cursor in the lower part of the screen on the symbol and confirm by pressing the button...

  • Page 20: Setting The Flame

    Commissioning Setting the flame - If the boiler heating The air flap switches to the request is not present, ignition/pre-ignition position. the boiler remains on standby. In this case, it is still possible to return to the previous setting menu "Pre-setting without flame".
  • Page 21 Commissioning Setting the flame Setting the 1st stage If the flame has been detected, the control unit sets the burner to the 1st stage as soon as it receives the regulation authorisation. - Adjust the gas pressure for the 1 stage depending on the required output, using the regulator on the gas valve.
  • Page 22 Commissioning Setting the flame Operating mode Closing the "Setting the flame" menu The burner setting is now complete. If necessary, it is possible to again correct each of the settings values. To do this, position the cursor on the value to be modified, using the button Otherwise, at all times, the following possible ways of closing the "Setting the flame"...

  • Page 23: Saving The Adjustment Values In The Display

    Commissioning Setting the gas pressure switch Setting the air pressure switch Saving the adjustment values in the display Setting the gas pressure switch • Turn the dial clockwise until the gas • To set the switch-off pressure: remove pressure switch shuts down the the cover from the gas pressure burner.

  • Page 24: Maintenance

    Servicing Maintenance Burner and boiler servicing must only Work recommended as part of annual - Flame monitor and automatic be carried out by a professional burner maintenance: combustion control unit function check heating engineer trained in these - Burner test run, input measurement in - Commissioning the burner operations.
  • Page 25 Servicing Maintenance  Replacing the flame tube For this operation, it is necessary to Precautions either open the furnace gate or remove After any operation: check the the burner. combustion performance under real - Variant 1 - Access via the furnace gate operating conditions (doors shut, •...

  • Page 26: Troubleshooting

    Servicing Troubleshooting Malfunction diagnosis and repair number.  In the event of a malfunction, first check Only use original spare parts. that the prerequisites for correct Switch off the power supply operation are fulfilled: before carrying out 1. Is there any current? maintenance or cleaning.
  • Page 27 Servicing Troubleshooting Symbol Observation Cause Corrective action Burner blower starts up. Air pressure switch: Contact does Readjust the pressure switch. Burner does not start. not close. Check the wiring. Replace the pressure switch. Burner blower starts up. Flaring during pre-ventilation or Check the valve.

  • Page 28: Fault Diagnosis Menu Operating Statistics Menu

    Servicing Fault diagnosis menu Operating statistics menu Fault diagnosis menu To access the fault diagnosis menu, press any button when the burner is ready to operate, when the burner is in operation, or when it is in malfunction mode. It is not possible to access the fault diagnosis menu during the start-up phase.
  • Page 29 Servicing Operating statistics menu - Total number of burner start-ups since the last meter reset - Total number of faults since the last meter reset - Total operating time since the last meter reset - Total operating time in 2 stage since the last meter reset - Number of "unwanted flame"...
  • Page 30 02/2011 - Art. Nr. 4200 1032 6400A...
  • Page 31 02/2011 - Art. Nr. 4200 1032 6400A...
  • Page 32 Hotline ELCO Austria GmbH Aredstr.16-18 0810-400010 2544 Leobersdorf ELCO Belgium nv/sa Z.1 Researchpark 60 02-4631902 1731 Zellik ELCOTHERM AG Sarganserstrasse 100 0848 808 808 7324 Vilters ELCO GmbH Dreieichstr.10 0180-3526180 64546 Mörfelden-Walldorf ELCO Italia S.p.A. Via Roma 64 800-087887 31023 Resana (TV) ELCO Burners B.V.

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