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Most PONTIG 202 AC/DC User Manual

Welding rectifier
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User Manual for Welding Rectifier
PONTIG 202 AC/DC MOST
Attention! Every person using or responsible for the maintenance of this device should
read the entire contents of this user's manual before starting work. This will optimize the
use of device potential.
Attention! A copy of this User Manual should be stored near the device and available for
operator at all times.
Original manual
Catalogue no: 52 00 005421
User Manual
Version 1.0k of 11.06.2019

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Summary of Contents for Most PONTIG 202 AC/DC MOST

  • Page 1 User Manual for Welding Rectifier PONTIG 202 AC/DC MOST Attention! Every person using or responsible for the maintenance of this device should read the entire contents of this user’s manual before starting work. This will optimize the use of device potential.

  • Page 2: Table Of Contents

    8.4 TIG AC Pulse welding 9. TIG buttons operating modes 10. MMA coated electrode welding 11. Problems occurring during welding 12. Electrical scheme 13. EU Declaration Of Conformity 14. Recycling User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 3: Health And Safety Manual

    Prior commencing work please familiarize yourself with the user manual. The device PONTIG 202 DC MOST was designed for DC TIG welding with argon shield (steel and stainless steel), and for AC welding (aluminium and its alloys) or for coated electrodes MMA. We do believe that this product will meet your requirements.
  • Page 4 Welding of galvanized, cadmium-coated or chromium-plated parts is permitted only when a suction and filtering device is fitted, and with introduction of fresh air to the welding work station. User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 5: Maintenance

    - using a stream of dry air (at low pressure) remove the dust from the outer parts of the casing and from inside of the welding device, - check and tighten all the screws, - check the state of all electrical contacts and correct if necessary. User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 6: Technical Description

    8 kVA with asynchronous generator. If the generator does not provide adequate power, this results in lowering the arc parameters or turning off the rectifier. User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 7: Technical Data And Device Completion

    (17 kg carton of accessories) Catalogue no. 52 00 005421 Table 1: Technical data PONTIG 202 AC/DC MOST. Device assembly: PONTIG 202 DC is delivered in a cardboard box with gas hoses, mass cables and MMA welding electrode. TIG torch is an optional accessory - see Accessories.

  • Page 8: Device Construction

    2. Welding method selection 3. Operating mode of the TIG torch 4. Knob 5. Additional functions 6. Welding parameter curve Figure 2: Control panel for Pontig 202 AC/DC MOST User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 9 Function selection (down) (12) Figure 4: Selection of welding method (2) Selection of welding mode (16) SPOT welding (15) Figure 5: Operating mode of the TIG torch (3) User Manual Original manual Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 10 On the left side of the panel with additional functions there is a knob (4) to switch between parameters. After pressing we can set the parameter value, which is confirmed by pressing (4) again. User Manual Original manual -10- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 11: Description Of The Device Buttons

    Figure 10: Selection of welding modes / Remote control pedal or analog controlled torch mode. Attention: Remote control of the pedal is connected to the TIG control socket (6 see Fig. 1). User Manual Original manual -11- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 12: Welding Parameter Settings

    ● ● ● ● weld. Direction of turning Table 2.1 Selection of parameters depending on the welding method (numbering according to figure 4, 5, 6 and 7) User Manual Original manual -12- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 13 (30) will go out. 4. Switching between welding methods, parameter values relevant for the given method will remain unchanged. Their ranges may vary depending on the chosen method. User Manual Original manual -13- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 14: Description Of The Control Panel Operation

    When the device is switched on the next time, the parameters will be restored. When the welding mode and the TIG button operating mode are selected again, auto-saving will be carried out after 10 seconds. User Manual Original manual -14- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 15: Tig Welding

    - Final current (I5) : In some welding methods, the arc does not go out after the downslope time, but it remains at the value of the final current. The final current is used to fill the crater on the end of the weld. User Manual Original manual -15- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 16: Tig Dc Pulse Welding

    71 - 180 131 - 200 Table 3: Recommended TIG DC currents for a given tungsten electrode diameter 8.2 TIG DC Pulse welding Figure 12: TIG DC pulsed current User Manual Original manual -16- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 17: Tig Ac Welding

    Usually the share of the negative electrode is 10-40% of the total. The positive electrodes of the AC current increases the welding speed, the welding arc is more concentrated, the penetration is deeper. User Manual Original manual -17- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 18: Tig Ac Pulse Welding

    User Manual Original manual -18- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 19 3) Press again: the current falls to the value of the final arc current level. 4) Release the torch trigger: the arc stops. Table 4: Operating modes of the TIG torch User Manual Original manual -19- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 20: Mma Coated Electrode Welding

    Figure 15: Changing of current and voltage during welding User Manual Original manual -20- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 21 (I1) to a value not lower than I2, and the device will enter arc ignition mode at high current. Touch the workpiece with the end of the electrode and welding can be started without lifting the electrode. User Manual Original manual -21- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 22: Problems Occurring During Welding

    Check whether the indicator 7 or 10 is on Check the setting of indicator 28 I2 current is set to 100% I1 current has a minimum value Check the setting of indicator 21 User Manual Original manual -22- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 23 The mass cable is not connected Check and connect properly The tip of the tungsten Grind electrode is dirty Wrong tungsten Replace electrode Table 5: List of potential problems during work User Manual Original manual -23- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 24: Electrical Scheme

    12. Electrical scheme Figure 16: Electrical scheme User Manual Original manual -24- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...

  • Page 25: Eu Declaration Of Conformity

    3. This declaration of conformity is issued under the sole responsibility of the manufac- turer. 4. Object of the declaration Welding rectifier PONTIG 202 AC/DC MOST. 5. The subject matter of this declaration mentioned above is in conformity with the rele-...

  • Page 26: Recycling

    In accordance with Directive 2012/19 / EU WEEE II (WEEE - Waste Electrical and Electronic Equipment), after decommissioning, the device must be recycled by a specialized company. Do not dispose of worn-out welding equipment with domestic waste! The End. User Manual Original manual -26- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 27 NOTES ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................User Manual Original manual -27- Version 1.0k of 11.06.2019 PONTIG 202 AC/DC MOST...
  • Page 28 Manufacturer: RYWAL-RHC Sp. z o.o. w Warszawie ul. Chełmżyńska 180 04-464 Warszawa Sales and Service network: Sieć sprzedaży i serwisu: w w w . r y w a l . e u RYWAL-RHC Sp. z o.o. UAE (United Arab Emirates) БЕЛАРУСЬ...

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