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Welding Discussions
A place to talk about how-to, techniques, troubleshooting, welding processes, welders, plasma cutters or other metalworking tools.
Topics: 29,528 Posts: 288,241
29,528 288,241
Welding Projects
Whether you want to build it or fix it - share advice, ideas, plans and photos.
Topics: 5,963 Posts: 63,979
5,963 63,979
Topics ranging from stock cars to street rods and motorcycles to trucks.
Topics: 555 Posts: 6,202
555 6,202

What's Going On


There are currently 294 users online. 0 members and 294 guests.

Most users ever online was 19,837 at 05:23 PM on 05-10-2023.

Miller Welding Discussion Forums Statistics


Topics: 36,050   Posts: 358,426   Members: 73,353   Active Members: 126
Welcome to our newest member, Jinglebell.

Latest Topics




  • jay42782
    350P single phase wiring confirmation
    by jay42782
    Just picked up another miller for some aluminum boat projects and was hoping someone could help and tell me if my machine is setup currently for single or three phase. I have the manual but very little help or at least to me. using the search feature here I found this (350P fun 08-02-2005, 09:06 PM​)...
    Yesterday, 06:44 PM
  • jds777
    Trailblazer 251 wiring issues
    by jds777
    Hi everyone I’m having a frustrating issue with my Onan p220 powered trailblazer 251. I bought this a few months ago for cheap but someone messed with the wiring for the engine. It was missing the coil so I borrowed one off my other machine to use temporarily and it appears the oil pressure switch...
    09-23-2023, 10:34 AM
  • baymee
    Trailblazer 325 does not increase RPM
    by baymee
    SKU 907753001 Ser. MK391541R

    Trying to help out with this welder.

    The start feature works well but the Auto-Speed and Run positions on the front panel don't change the RPM. I have tried other similar models and after starting, they rev up higher than idle speed with no load....
    09-11-2023, 06:39 PM
  • SJT69
    Miller Compact Blu 201 refurbishment
    by SJT69
    Hi everyone, I’m looking for some advice regarding my refurbishment of an old Miller compact Blu 201

    The unit was wired with 25mm2 cable (AWG 3) and 10-25 dinse fittings. It looks like someone ran it too long at max and the internal cables became hot.

    the main damage is a...
    09-15-2023, 11:29 AM
  • 121891p
    Syncrowave 350LX maxed out amperage
    by 121891p
    I have a 350LX that goes full amperage the instant it strikes an arc on the A/C mode. Will ball a tungsten perfectly and stick weld perfectly on the DC+ mode. In DC- it shows code hlp-11 I know that means the output selector switch is in the wrong position when it’s in the correct position. Any help...
    08-28-2023, 03:35 PM