One of the possible reasons for the smart cara to stop turning/grinding the food waste could be due to caramelization (for fruits/food with high starch content). These ingredients will solidify and might affect the motor.
To rectify this issue, clear the residue of the barrel by adding hot water into the barrel and let it soak. Repeat the process until you are able to clear the residue fully!
Yes. Depending on usage, it is strongly encouraged to replace the smart cara filters every 6-9 months or simply replace it once there is an odour from the system!
At the moment in Singapore, we do not offer Smart Cara filter recycling service. Put the filters in a box/plastic bag and discard the used filters. If you are based overseas, check if you are able to send the used filters for recycling!