Cem Dual Mig 120 — Manual

| Setting | Wire Type | Polarity | Shielding | |---------|-----------|----------|-----------| | Gas (MIG) | Solid wire (0.6/0.8 mm) | DCEN (torch negative) | CO₂ or Ar/CO₂ mix | | Gasless | Flux-cored (0.8/0.9 mm) | DCEP (torch positive) | Not required (core provides flux) |

Understanding the control layout is essential for dial-in accuracy. Front Panel

Open the access panel to reach the wire feed assembly.

| Symptom | Likely Cause | Solution | |---------|--------------|----------| | Wire feeds but no arc | Earth clamp not connected / poor contact | Clean clamp contact point | | Erratic arc, popping | Wrong polarity for wire type | Swap torch/earth cables | | Thermal light on | Duty cycle exceeded | Wait 10 min for fan to cool | | Bird’s nest (wire tangles) | Spool brake too tight or loose | Adjust nut tension | | Porosity in weld | No gas flow (or wind) | Check cylinder valve, regulator | cem dual mig 120 manual

Start with these settings, then listen for the "sizzling bacon" sound to fine-tune.

1 kg (100mm Mini-Spools) and 5 kg (200mm Standard Spool with adapter)

Direct-connection (non-Euro style) MIG torch with a trigger switch, gas diffuser, contact tip, and shroud. | Setting | Wire Type | Polarity |

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The front panel of the CEM Dual Mig 120 keeps controls simple and intuitive. Turns the machine on and off.

The (often branded as the "Due Mig" or similar to SIP models) is a versatile 120A welder capable of both gas and gasless (flux-cored) operation. While original CEM manuals can be rare, it shares many operational characteristics with standard 120A MIG units like the Weldcorp MIG 120 . Key Specifications Input Voltage: Typically 230V single-phase. 1 kg (100mm Mini-Spools) and 5 kg (200mm

Best for outdoor environments, windy conditions, or rusty/dirty metals where gas would blow away. 0.9mm Flux-Cored Wire (E71T-GS).

This article is intended for informational and reference purposes only. Welding involves inherent risks, including but not limited to electrical shock, burns, fire, eye damage, and exposure to toxic fumes. Always follow all safety precautions provided by any and all equipment manufacturers. This information does not constitute professional advice. Seek guidance from a qualified welding professional or instructor before operating any welding equipment.

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