Thank you for asking about this, KatTheCook. The convection fan of your range turns on and off at regular intervals and makes a quiet, low humming noise.
If a fan is making an abnormal sound (such as squealing, grinding, or squeaking, especially when it stops or starts), please refer to this link for assistance:
https://www.samsung.com/us/support/troubleshooting/TSG01001942/
If you require further assistance in the future, please do not hesitate to reach us through the channels listed below:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
Please provide us with this reference number (1145107444) to help our team pull up your information when you message us.
Thank you for choosing Samsung. Have a wonderful day!
—Vannesa