Carbon brushes

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Removal

  • Remove combustion air blower and take motor out of motor support housing.
  • Remove cover from motor housing.
  • Unsolder carbon brush from terminal tab. Bend up tongue on brush holder and take out spring and brush.

Note

Dirty laminations should be cleaned with a clean cloth moistened with gasoline. If the commutator is burnt, replace the complete pole housing and armature.

Installation

  • Insert carbon brushes into brush holder, route contact pigtail through slot in brush holder to terminal tab and solder. Insert spring and bend tongue over.
  • Assemble motor, insert into motor support housing and reinstall combustion air blower.