Miller Electric Big Blue 400 KX manual Checking Generator Brushes, Replace Damaged Brushes

8-9. Checking Generator Brushes

Y Stop engine and let cool.

1 Generator Brush With Spring

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.

5/16 in. (8 mm) Minimum Length

9/16 in. (14.3 mm)

New Length

Replace

Damaged Brushes

1

Ref 2114 778−D / S−0233−A

Notes

MATERIAL THICKNESS REFERENCE CHART

24 Gauge (.025 in)

22 Gauge (.031 in)

20 Gauge (.037 in)

18 Gauge (.050 in)

16 Gauge (.063 in)

14 Gauge (.078 in) 1/8 in (.125 in)

3/16 in (.188 in)

1/4 in (.25 in)

5/16 in (.313 in)

3/8 in (.375 in)

1/2 in (.5 in)

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