Miller Electric Big 40 C Welding System User Manual


 
OM-4427 Page 39
9-3. Checking Generator Brushes
Ref 215 158
Y Stop engine and let cool.
1 Generator Brush
Mark and disconnect leads at brush hold-
er cap. Remove brushes.
Replace brushes if damaged or if brush
material is at or near minimum length.
1
Damaged Brushes
New Length: 1-1/4 in (32 mm)
Minimum Length:
5/8 in (16 mm)
Replace
Notes
Work like a Pro!
Pros weld and cut
safely. Read the
safety rules at
the beginning
of this manual.