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Summary of Contents for Weco Discovery 220T
- Page 1 Cod.006.0001.1400 10/10/2017 v2.6 ENGLISH Discovery 220T Instruction manual Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
- Page 2 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 2/30 Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
- Page 3 FRONT PANEL ..............4 SPARE PARTS..............25 REAR PANEL ..............5 ELECTRICAL DIAGRAM ........... 27 INSTALLATION ..............5 16.1 DISCOVERY 220T ............. 27 CONNECTIONS TO THE ELECTRICAL MAINS NETWORK 5 16.2 TORCH CONNECTOR ............28 PREPARING FOR MMA WELDING ........5 16.3 REMOTE CONTROLLER CONNECTOR ......
- Page 4 This symbol identifies a reference to a chapter of the manual. This symbol accompanies important information concerning the execution of the relevant operations. Discovery 220T is an inverter-based welding power source complete with all the functions required for DC TIG and MMA welding with excellent arc characteristics.
- Page 5 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH PREPARING FOR MMA WELDING REAR PANEL 1. Set the welding power source ON/OFF switch to “O” (unit de- energized). 2. Plug the power cable plug into a mains socket outlet. 1: Welding power source ON/OFF switch.
- Page 6 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH PREPARING FOR TIG WELDING Installation with cooling unit 1. Set the welding power source ON/OFF switch to “O” (unit de- energized). 2. Remove the screws from the power source cabinet. 9. Connect the gas hose from the welding gas cylinder to the rear gas socket.
- Page 7 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 20. Use the flow control valve to adjust the flow of gas as required while the gas is flowing out. 21. Set the required welding parameter values on the user interface. When the remote control pedal is connected and the relative locking screw is tightened the welding current will vary in relation to the pressure exerted on the pedal.
- Page 8 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH USER INTERFACE CODE SYMBOL DESCRIPTION Illumination shows that the following function has been activated: Q-START Illumination shows that the following function has been activated: DYNAMIC ARC Illumination shows that the following function has been activated: MULTI TACK This LED illuminates to confirm the presence of power on the output sockets.
- Page 9 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH CODE SYMBOL DESCRIPTION Press the button once to select the parameters of the first level menu. Hold down the button for 3 seconds to gain access to the second level menu. Hold down the button at the time of power-on to gain access to the SETUP menu.
- Page 10 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH TOTAL RESET The reset procedure involves complete restoration of the default values, parameters and memory settings set in the factory. All memory locations will be reset and hence all your personal welding settings will be lost! Set the welding power source ON/OFF switch to “O”...
- Page 11 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH Cooler activation ON= The cooler is always running when the power source is switched on. This mode is preferable for heavy duty and automatic welding procedures. OFF= The cooler is always disabled because an air-cooled torch is in use.
- Page 12 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH TORCH LOADING WARNING! Make sure the torch in use is correctly sized in relation to the welding current required and for the available and selected cooling type. This prevents the risk of burns to which the operator is potentially exposed, potential faults, and irreversible damage to the torch and the system.
- Page 13 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH WELDING PARAMETERS For a better understanding of the parameter functions described in the table, refer to the following diagram. (I1) TIG WELDING CURRENT (I2) BASE CURRENT (I3) FINAL CURRENT (I4) STARTING CURRENT (t1) UP SLOPE TIME...
- Page 14 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH Consequences of a higher value: Slope up Faster creation of weld pool. Time during which the current changes from the starting value to the welding value by means of a slope. Increase of heat-affected zone.
- Page 15 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 10.1 PARAMETERS ACTIVATION The welding parameters are available in accordance with the selected welding mode and procedure. Certain parameters are available only after other parameters or functions of the unit have been enabled or set.
- Page 16 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH WELDING SETTINGS 11.1 ELECTRODE WELDING (MMA) This button serves to select the following welding mode: 11.1.1 MMA PARAMETERS SETTING (1ST LEVEL) Press this button to scroll the list of settings to edit. The selected parameter and its value are shown on the following displays: D2 Using the encoder, edit the value of the selected setting.
- Page 17 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 11.1.3 MMA SPECIAL FUNCTIONS Press this button to scroll the list of settings to edit. The selected parameter and its value are shown on the following displays: D2 Using the encoder, edit the value of the selected setting.
- Page 18 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 11.2.2 DC TIG PARAMETERS SETTING (2ND LEVEL) Access the 2nd level menu by holding the button down for 3 seconds. L.2 The message appears on the following displays: D1 L.2= LEVEL.2= 2ND LEVEL MENU Press this button to scroll the list of settings to edit.
- Page 19 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 11.2.3 DC TIG SPECIAL FUNCTIONS MENU Press this button to scroll the list of settings to edit. The selected parameter and its value are shown on the following displays: D2 Using the encoder, edit the value of the selected setting.
- Page 20 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH JOBS MANAGEMENT Personalised welding settings, or JOBs, can be saved in memory locations and subsequently uploaded. Up to 45 jobs can be saved (j01-j45). The settings of the SETUP menu are not saved. 12.1 SAVING A JOB This function is available when welding mode is not active.
- Page 21 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH NO STORED JOB The message appears only if there are saved JOBS, on the following displays: D2 Use the encoder to select the number of the job to be deleted. Exit without confirmation Press any button (except S2).
- Page 22 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 13.4 4T HF WELDING 1. Bring the torch up to the work until the electrode tip is approximately 2 or 3 mm away. 2. Press (1T) and release (2T) the torch trigger. The arc strikes without contact with the workpiece and the voltage discharges (HF) cease automatically.
- Page 23 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH Gas delivery continues for the time set in the post gas parameter. 13.8 2T SPOT HF WELDING 1. Bring the torch up to the work until the electrode tip is approximately 2 or 3 mm away.
- Page 24 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH TECHNICAL DATA Model Discovery 220T EN 60974-1 Construction standards EN 60974-3 EN 60974-10 Class A Supply voltage 1 x 230V ~± 15 % / 50-60 Hz Mains protection 25 A Delayed Dimensions ( L x D x H )
- Page 25 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH SPARE PARTS 25/30 Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
- Page 26 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH N° CODE DESCRIPTION 005.0001.0008 BELT 011.0001.0161 COVER PLATE 050.0002.0070 POWER BOARD 040.0003.1002 TERMAL SWITCH L=200mm 010.0002.0004 HF TRANSFORMER 044.0004.0017 BOOST INDUCTANCE 011.0008.0029 LATERAL PLATE 010.0006.0033 FRONT PLASTIC 050.5030.0000 FRONT PANEL 014.0002.0002 KNOB 021.0001.0259 FIXED SOCKET 400 A 021.0000.0001...
- Page 27 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH ELECTRICAL DIAGRAM 16.1 DISCOVERY 220T 27/30 Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
- Page 28 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 16.2 TORCH CONNECTOR 16.3 REMOTE CONTROLLER CONNECTOR cod. 021.0004.3360 cod. 021.0004.0602 Torch Torch with potentiometer Up & Down Torch 2 kOhm - 10 kOhm potentiometer Remote Controller 2 kOhm - 10 kOhm potentiometer Foot pedal controller...
- Page 29 Cod.006.0001.1400 Discovery 220T 10/10/2017 v2.6 ENGLISH 29/30 Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
- Page 30 Cod.006.0001.1400 10/10/2017 v2.6 Discovery 220T ENGLISH 30/30 Antwerpsesteenweg 949 9041 Gent - Oostakker info@welda.be T +32 (0)9 355 74 26 www.welda.be F +32 (0)9 355 92 01...
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