Open the side compartment door to expose the wire drive mechanism. Unscrew the plastic retaining nut from the spool spindle.
Supports 0.6 mm and 0.8 mm solid wire (for gas) and up to 1.0 mm flux-cored wire (for gasless). Duty Cycle: Typically around 20% at 100A-120A.
Disclaimer: This article is for informational purposes. Always refer to the official CEM Dual MIG 120 manual provided with your specific machine for exact diagrams, electrical schematics, and safety warnings.
The control panel on the CEM Dual MIG 120 is user-friendly but requires interpretation: cem dual mig 120 manual
Torch is NEGATIVE (-), Ground Clamp is POSITIVE (+).
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To help me tailor this guide or find specific replacement parts for your machine, please let me know: Open the side compartment door to expose the
Generally rated around 10%–35% at max amperage, meaning it’s best suited for shorter bursts of welding rather than continuous industrial use. Step-by-Step Setup Guide
| Item | CEM Part (typical) | Equivalent | |------|--------------------|------------| | Contact tip 0.8 mm | CEM-M8 | MB15/M6 thread | | Gas nozzle | CEM-NZ15 | 15 mm bore | | Liner (3 m) | CEM-L3S | Steel, 0.8-1.0 mm | | Drive roller (0.8/0.9) | CEM-R2 | V-groove / knurled |
Typically supports both gas (MIG/MAG) and gasless (Flux-cored) welding. Duty Cycle: Duty Cycle: Typically around 20% at 100A-120A
The CEM Dual MIG 120 manual lists clear safety warnings. Ignoring them risks fire, electric shock, or eye damage.
Feed the wire manually through the inlet guide tube, over the grooved roller, and into the brass torch liner guide. Lower the pressure arm and lock it into place.