Announcement

Collapse
No announcement yet.

1972 miller big 40

Collapse
X
 
  • Filter
  • Time
  • Show
Clear All
new posts

  • 1972 miller big 40

    was welding with my big 40 and it stopped welding. when i change coarse amperage dial it sparks and loads engine. i installed updated supressor and same thing. any help would be great.

  • #2
    Serial number ??

    Comment


    • #3
      i fixed it. it had a bad stright polarity diode. she works great now. martin welding machine repair had the parts in hammond indiana. tommy is the man

      Comment


      • #4
        Good fix and glad you found handy help.

        Comment

        Working...
        X