Whether you're taking a short break or pausing your 3D printing journey for a while, properly storing your printer is essential to keep it in great shape. Dust, moisture, and inactivity can all lead to issues down the line. Here's how to prepare and store your 3D printer the right way.

Clean the Printer Thoroughly

Before putting your printer away, give it a full cleanup:

Remove filament from the extruder and Bowden tube.

Wipe down all surfaces with a microfiber cloth.

Use a soft brush or compressed air to remove dust from fans, electronics, and motor housings.

A clean printer is far less likely to experience corrosion or mechanical issues.

Unload the Filament

Leaving filament in the hotend or extruder over time can cause:

Moisture absorption (especially with PLA, PETG, and Nylon)

Clogs in the nozzle

Brittle or jammed filament

Unload the filament, snip the end clean, and store it in a dry box or sealed bag with desiccants.

Turn Off and Unplug the Printer

Always power down and unplug your printer before long-term storage. This:

Protects your printer from power surges

Prevents unnecessary wear on electronics

Keeps the machine safe if you need to move it

Also, consider flipping the power switch to "off" (if your printer has one).

Protect Moving Parts

Apply a small amount of lubricant to:

Linear rails or rods

Z-axis lead screws

Any other exposed metal components

This prevents rust and keeps motion smooth. Avoid over-lubricating, and use only printer-safe lubricants like PTFE-based or light machine oil.

Cover or Box Your Printer

If you don't have an enclosure, cover your printer with:

A dust cover

A clean cotton cloth

A plastic bag (only if it's fully cool and dry)

This prevents dust buildup on belts, fans, and sensors.

For long-term storage, consider placing the printer in its original box or a well-fitting storage container in a dry area.

Avoid Moisture and Extreme Temperatures

Store your printer in a cool, dry place. Avoid:

Garages or attics where humidity and heat fluctuate

Near windows or radiators

Damp basements

Humidity can lead to rust or damage to sensitive electronics.

Optional: Loosen Belt Tension

If you plan to store your printer for several months, consider slightly loosening belt tension to reduce stress on motors and pulleys. Just remember to re-tension them before starting your next print!

Summary

Storing your 3D printer properly keeps it reliable, precise, and ready to print when inspiration strikes. A little prep goes a long way toward avoiding mechanical issues or print failures after downtime.

How to store your printer properly between projects