elco VL3.360 D Operating Instructions Manual
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elco VL3.360 D Operating Instructions Manual

Fuel oil burners
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VL3.290 D
VL3.360 D
Operating instructions
For specialist installation engineers
Fuel oil burners...................................... 2-25
de, fr..................................... 4200 1021 1501
nl, it ...................................... 4200 1021 1601
............................................. 4200 1021 1402
02/2011 - Art. Nr. 4200 1026 6101B
en

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  • Page 1 VL3.290 D VL3.360 D Operating instructions For specialist installation engineers Fuel oil burners........2-25 de, fr........4200 1021 1501 nl, it ........4200 1021 1601 ..........4200 1021 1402 02/2011 - Art. Nr. 4200 1026 6101B...

  • Page 2: Table Of Contents

    Machinery directive Important information The following standards should be 2004/108/EC EMC directive The VL3.290 D and VL3.360 D burners observed in order to ensure safe, 2006/ 95/EC Low voltage directive are designed to burn extra light fuel oil in environmentally sound and energy-...

  • Page 3: Burner Description

    Overview Burner description Air flap servomotor Automatic combustion control unit Display Flame monitor Blower and pump motor Igniter Adjusting screw for dimension Y Nozzle line hose Housing Plate hanging device Outlet for the hoses Burner tube 7-pin connector 10.1 4-pin connector Cover Release knob Hood securing screw...

  • Page 4: Operating Mode, Safety Function

    Operation Operation Safety function Starting the burner - Air flap 11 is moved to the full load Safety function - After heat is requested by the boiler position by the servomotor. A safety shutdown is triggered: regulator, the automatic combustion - When the air flap position is - if a flame signal is detected during pre- control unit starts the program...
  • Page 5 Operation TCH 2xx safety unit The TCH 2xx fuel oil automatic Locking and unlocking combustion control unit controls and The control unit can be locked using the monitors the forced draught burner. The release knob or unlocked as long as microprocessor-controlled program the unit is powered on.
  • Page 6 - the position of the air flap by opening (The last two menus are not activated for the stage 2 valve (for switching from VL3.290 D and VL3.360 D burners) 1st to 2nd stage) - the position of the air flap during the...
  • Page 7 Operation TCH 2xx safety unit Operating cycle phases: Starting the burner: opening the the air flap to 0° solenoid valve, flame formation, No voltage Awaiting a new heating request safety time Powering up, no heat request Awaiting regulator release Heating request Opening the air flap, until the Air flap opens to the preventilation opening position of the 2...

  • Page 8: Terminal Allocation Chart, Connection

    Operation Terminal allocation chart 230 Volt connection 2nd stage 3rd stage 2nd stage Heating 1st stage Burner motor Ignition solenoid valve solenoid valve thermostat request solenoid valve Connector Terminal L1 power Fault Flame monitor Remote Fuel pump Pre-heater supply Earth Earth pressure display...
  • Page 9 Operation Terminal allocation chart Low voltage connections Display-PC interface Terminal Connector Connector Terminal Air flap 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...

  • Page 10: Fuel Oil Burner Pump

    Operation Pump The pump is a gear pump. It must be connected as a two-line pump via a Return connection G 1/4 bleed filter. For the connection of the fuel Vacuum connection G 1/4 oil tank and the bleed filter, it is better to Nozzle supply line use the single line option.

  • Page 11: Installing The Burner, Burner Installation Location

    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: Electrical Connection Fuel Oil Connection

    This directive forms an integral part of the elements ELCO planning is based Fuel oil connection Important: To ensure the operating safety of the • Maximum pressure at the pump intake system, the fuel oil supply must be <...

  • Page 13: Checks Before Commissioning

    VL3.290 D 14,3 19,9 3,75 14,7 21,0 4,50 14,5 20,4 3,75 VL3.360 D 16,3 23,1 4,50 18,4 26,2 5,00 Bold : Delivery setting; 1kg f uel-oil at 10°C = 11.86kWh The settings data below are Checking the combustion basic settings. The factory settings...

  • Page 14: Air Regulation Fuel Oil Pressure Regulation

    Commissioning Air regulation Fuel oil pressure 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 •...

  • Page 15: Adjusting Burner Output

    Commissioning Pre-setting without flame Setting is carried out in 2 phases: Important - pre-adjustment without flame At this point, no setting position for the - setting the flame, to fine tune the servomotor has been defined, therefore settings based on the combustion the burner cannot be started under results these conditions.
  • Page 16 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 17 Commissioning Setting the flame - If the boiler heating The air flap switches to the request is not present, the ignition position. boiler remains on standby. In this case, it is still possible to return to the previous setting menu "Pre-setting without flame".
  • Page 18 Commissioning Setting the flame Setting the 1st stage If the flame has been detected and stabilised, the control unit sets the burner to the 1st stage as soon as it receives the regulation authorisation. - Adjust the fuel oil pressure for the 1st stage depending on the required output, using the regulator 8 on the pump.
  • Page 19 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 20 Commissioning Saving the adjustment values in the display Saving the adjustment values in the display If the burner setting procedure has been successfully completed, the servomotor positions for all the operating states will be fixed in the control unit. It is possible to store a backup copy of the values in the display.

  • Page 21: Maintenance

    Maintenance Servicing Burner and boiler servicing must only Work recommended as part of annual - Check burner start characteristics be carried out by a professional burner maintenance: - Checking oil pressure and vacuum at heating engineer trained in these - Burner test run, input measurement in the burner pump with the burner in operations.
  • Page 22 Maintenance Servicing  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 23: Troubleshooting

    Maintenance Troubleshooting Malfunction diagnosis and repair Important safety components must not In the event of a malfunction, first check be repaired; these components must be that the prerequisites for correct replaced by parts with the same part operation are fulfilled: number.

  • Page 24: Fault Diagnosis Menu

    Maintenance 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 25: Operating Statistics Menu

    Maintenance 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 2nd stage since the last meter reset - Number of "unwanted flame"...
  • Page 26 02/2011 - Art. Nr. 4200 1026 6101B...
  • Page 27 02/2011 - Art. Nr. 4200 1026 6101B...
  • Page 28 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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Vl3.290 d

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