Comprehensive Guide to the CEM Dual MIG 120 Welder: Features, Setup, and Manual Tips The CEM Dual MIG 120
If you’ve just inherited one of these Italian-made workhorses or picked it up at an estate sale, here is the essential "manual" and guide to getting it running. 1. Identifying Your Machine
0.6mm to 0.8mm solid steel wire (with gas); 0.8mm to 0.9mm flux-cored wire (gasless) Cooling System: Fan-cooled (forced air) cem dual mig 120 manual
The CEM Dual MIG 120 is "Dual" because it can be configured for two different welding processes. This is done by swapping the polarity (the electrical connections) inside the machine.
Do not turn off the machine. Leave the fan running to cool the internal transformer until the light goes out. Reduce output settings or slow down welding pace. Comprehensive Guide to the CEM Dual MIG 120
Always grind away rust, paint, and oil from the metal surface before welding to avoid porosity and weak welds.
This is a critical step. Incorrect installation is the most common cause of frustrating feeding problems. This is done by swapping the polarity (the
These are consumables. If the wire is "stuttering," replace the copper tip at the end of the torch.
, it is crucial to understand the safety hazards, as outlined in the :
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