Ryobi Orbital sander lacking power- replace brushes?

2 years 7 months ago #3438 by MTR-Admin
That's correct. The armature consists of the copper wiring and the commutator (the copper sections that the brushes contact).

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1 year 8 months ago #3496 by Owen222
Tbh it is always better to buy a new one because the cost of repairing an old sander is always really high compared to its original price. And usually a repaired sander doesn't last much longer.

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1 year 7 months ago #3508 by hudoku
In most cases, modifications of the grinding machine will adversely affect its performance. By increasing the power, you will increase the load on the not-modernized motor, which can lead to overheating of your tool. It will be more cost-effective to use a more suitable device. Many manufacturers offer grinders of different capacities, especially for different types of applications. Before purchasing my sander, I carefully studied the characteristics of the best examples and paid special attention to power and reliability. Luckily, my father advised me to review the list compiled by Bob Smith Tools (at  www.bestorbitalsander.com/ ). Among the offered tools, I liked the ROS20VSC Bosch the most. I plan to help my father in his workshop and do woodworking and I think this sander will work great for me.

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5 months 2 weeks ago #3639 by JohnMartin
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4 months 1 week ago #3645 by jasonschambers
Replied by jasonschambers on topic Ryobi Orbital sander lacking power- replace brushes?
95% of the time on orbital sanders the output bearing ( the one the sanding disk rotates on) fails due to saw dust which will drop performance of the unit. To test this, if the sanding pad does not move when you hold the unit against something but rotates when it is not. Then its the bearing.

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