How to Change the Filter in My PetSafe® Outlast™ Fountain

Important Information

Your fountain will begin blinking blue when it is time to change the filter. This automatic filter reminder is on a 21-day timer. You may choose to turn this reminder off. For detailed instructions, visit our article How to Turn ON/OFF the Status Light on My PetSafe® Outlast Fountain.


We recommend cleaning the fountain before replacing the filter. For detailed instructions, visit our article How to Disassemble & Clean My PetSafe® Outlast Fountain.

Unplug Cord From FountainUnplug Cord From Fountain

Unplug the fountain and wait for the motor to stop spinning.

Remove Lid AssemblyRemove Lid Assembly

Lift up on the lid to remove the lid, cone, and spout assembly. Then remove the bowl tray and pour out the water from the fountain.

Remove FilterRemove Filter

Remove the old filter by pulling up on the tab. Discard the old filter.

Slide New Filter Into SlotSlide New Filter Into Slot

Rinse the new carbon filter thoroughly under cold water to remove any loose carbon dust. Insert the new filter by holding the tab on top and sliding it into the slot in the tower towards the bowl. The filter is reversible, so the facing sides do not matter.

Install Lid AssemblyInstall Lid Assembly

Replace the lid, cone, and spout assembly aligning the spout with the cutout on the tower. Then refill the fountain with water.


Contact Customer Care

If you need further assistance, please contact our customer care team.

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