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<h1 class="wp-block-heading has-text-align-center has-white-color has-text-color has-text-32-md-leading-10-md-text-54-md-leading-17-font-size" id="ductless-system-maintenance" style="font-style:normal;font-weight:700">Ductless System Maintenance</h1>

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Learn best practices for taking care of your system, so&nbsp;you can avoid costly&nbsp;repairs.

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How to take care of your ductless system for peak performance

<h2 class="wp-block-heading has-text-28-font-size" id="how-to-take-care-of-your-ductless-system-for-peak-performance" style="font-style:normal;font-weight:700">How to take care of your ductless system for peak performance</h2>

With proper care and cleaning, your ductless mini split will run better and more efficiently for years to come. From <a href="/residential/en/resources/glossary/what-is-ductless-air-conditioning/">mini split air conditioning</a> to <a href="/residential/en/resources/glossary/what-is-a-ductless-heat-pump/">mini split heat pumps</a>, these tips and tricks will help maintain all types of ductless systems.

With proper care and cleaning, your ductless mini split will run better and more efficiently for years to come. From <a href="/residential/en/resources/glossary/what-is-ductless-air-conditioning/">mini split air conditioning</a> to <a href="/residential/en/resources/glossary/what-is-a-ductless-heat-pump/">mini split heat pumps</a>, these tips and tricks will help maintain all types of ductless systems.

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Mini split system maintenance - DIY

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<a href="/residential/en/products/ductless-systems/multi-zone/">Multi-zone ductless systems</a> connect several indoor units to one outdoor unit, while <a href="/residential/en/products/ductless-systems/single-zone/">single-zone ductless systems</a> connect just one indoor unit with one outdoor unit. Ductless systems can include several different configurations including <a href="/residential/en/products/ductless-systems/single-zone/">ductless air conditioners or ductless heat pumps</a>. <a href="/residential/en/products/ductless-systems/multi-zone/">Multi-zone ductless systems</a> connect several indoor units to one outdoor unit. While most ductless system maintenance should be performed by <a href="/residential/en/dealer-locator/">your local dealer</a>, there are a few preventative maintenance measures and cleaning tips you can take to maximize the efficiency of your ductless system. Before starting any ductless mini-split maintenance, remember to turn off each component in the system, including the outdoor and indoor units.

Keep your ductless system clean Wipe down the outside of the unit with a damp cloth to prevent dust from accumulating.

Make sure there is space around the unit Don’t put bookcases, picture frames or any other furniture close to a mini split HVAC.

Clean the filters of your ductless system Each indoor unit has a removable <a href="/residential/en/resources/maintenance-tips/clean-or-change-filter/">air filter</a> that should be cleaned regularly. Clean these filters at least as often as recommended in your owner manual, or more often if your family is sensitive to dust or has pets. Clean these filters at least as often as recommended in your user manual, or more often if your family is sensitive to dust or if you own pets.

Clean the condenser Make sure your ductless system outdoor unit is powered off, then, using a garden hose, spray any dust and dirt off of the coil. Avoid using high water pressure, as the fins can be easily bent. If you accidentally bend some of the fins, they can be easily bent back into place with a special alignment comb.

Ductless system service schedule - dealer

Your mini split system or <a href="/residential/en/buyers-guide/hvac-basics/how-does-a-ductless-system-work/">ductless system operates</a> just like a traditional system — except without the ductwork. So, you should have your ductless system serviced by a professional twice a year — once before heating season and again before cooling season. Here are a few of the things your <a href="/residential/en/dealer-locator/">local Trane dealer</a> will check for during your ductless system service appointment:

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Ductless system troubleshooting tips

Here a few common problems and quick fixes to try if your ductless system isn’t working properly.

Problem:&nbsp;Water leaks. Solution:&nbsp;Check your drain line or pan. It may be clogged or over-filled.

Problem:&nbsp;Ductless system not keeping room warm or cold enough. Solution:&nbsp;Check your filters. They may need to be cleaned or replaced.

For more ductless mini split troubleshooting tips, check out our <a href="/residential/en/resources/troubleshooting/ductless-systems/">ductless system troubleshooting</a> guide.

How to extend the life of your mini split system system

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