E.  Commutator/slipring too hot
  Possible Causes Remedies
1 Overload of machine Reduce and limit load
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
23 Imperfect brush bedding Rebed brushes carefully and clean
25 Brush flexible too short or too stiff Use brush with flexible of correct length and flexibility
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
31 Brush sticking Check brush size - remove burns and dust
33 Terminal connections loose or dirty Clean, tighten screws
41 Long periods at low or steady load Change brush grade - ask for our recommendation

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Unit 1, 120 Shad Road,
Wadeville Ext2
South Africa

Mail Us

P.O. Box 673
South Africa

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

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