If you are using a metal container, a container with a gold-silver pattern, a gold skewer, an aluminum foil, etc., it will cause a spark, so please do not heat it with it in the cabinet.

Also, if food residue is left in the cabinet or adheres, it may cause ignition, smoke or sparks, so please remove the dirt by water wiping with a firmly squeezed cloth.

If there is no improvement, there is a possibility of breakdown, so please inform us through 'Inquiry form' or contact the service center.