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Problems after fitting carbon brushes

Fitted new carbon brushes but the motor still doesn’t work Puzzled If experiencing problems after fitting carbon brushes there are some things you need to check. Did the motor run before you replaced the brushes? (Maybe they were replaced because they were sparking, or the motor was struggling, or simply during maintenance). If it did, then it’s clearly something you’ve done whilst fitting them in. is the commutator clean and not damaged. call me if you struggle.
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Remove a brush from sealed holder

some motors have a brush inside a sealed holder and looks impossible to remove. Its easy just push brush back into holder straighten with long nose pliers the 2 lugs that run along the grooves in brush and brush drops out. do reverse to fit new ones
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A commutator is a moving part of a rotary electrical switch in certain types of electric motors and electrical generators that periodically reverses the current direction between the rotor and the external circuit. It consists of a cylinder composed of multiple metal contact segments on the rotating armature of the machine. Two or more electrical contacts called "brushes" made of a soft conductive material like carbon press against the commutator.
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Commutator in a universal motor from a vacuum cleaner. Parts: (A) commutator, (B) brush, (C) rotor (armature) windings, (D) stator (F) (field) windings, (E) brush guides
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Removing a brush with grooves from its holder

If you have holders and the brush wont come out. You need to push the brush back into holder then you will see 2 lugs on the casing that run up the grooves and prevent brushes from coming out. You need to bend these away from the brush so it will drop out. Then reverse that process to replace brushes.
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Carbon Brushes Washing machine,power tools, motor brushes – or carbon brushes – work to conduct electricity in your washing machine motor or power tool from the fixed to the moving parts. The moving motor part is the armature, and the brush works in contact with a specific part called the commutator. Because these brushes are constantly working in contact with the moving motor parts, they tend to wear down over time. However, they are quite easy to replace. You’ll know when it’s time to do so
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