F. Brushes and holders too hot
  Possible Causes Remedies
1 Overload of machine Reduce and limit load
12 Resistance between brush and arm not uniform Clean and tighten connections
13 Collector or ring under electrical peak load Apply a more polishing brush grade
20 Spring pressure too low Adjust to brush grade
21 Spring pressure too high Adjust to brush grade
22 Spring pressure unequal Adjust spring pressure uniformly
28 Sparking Check pressure, grade, holders, brush alignment, remove burns
29 Radial brush holders not in correct position Adjust holder to radial position, distance from commutator 2-3mm
30 Reaction type holder mounted trailing Reverse holders or direction of rotation
32 Worn brush holder Replace holder
33 Terminal connections loose or dirty Clean, tighten screws
41 Long periods at low or steady load Change brush grade - ask for our recommendation

Where we Are

Unit 1, 120 Shad Road,
Wadeville Ext2
South Africa

Mail Us

P.O. Box 673
South Africa

Contact Us

Tel: +27 11 824-1168
Fax: +27 11 824-1356

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