# Maintenance Tip

**URL:** <https://community.electricforum.com/t/maintenance-tip/5187>\
**Category:** GEM Forum\
**Created:** [August 10, 2015, 3:29pm UTC](https://community.electricforum.com/t/maintenance-tip/5187 "2015-08-10T15:29:02Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Old\_Houseboater](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/old_houseboater/32/544_2.png) [@Old\_Houseboater](https://community.electricforum.com/u/Old_Houseboater)\
**Post date:** [August 10, 2015, 3:29pm UTC](https://community.electricforum.com/t/maintenance-tip/5187/1 "2015-08-10T15:29:02Z")

</div>

If you have a performance motor that is ventilated, R4F, Predator etc. Take the back off and clean the brush holders and free up the brushes every 2 or 3 years. This will prevent expensive commutator damage/failure from stuck brushes.