Brand new ne63bb211ss heats to 425 when set to 350. Temperature drops to 320 before the heating element comes back on. The oven takes 45 minutes to an hour to stabilize. Samsung technician said this is normal operation and it does not require repair. Can the dead band on the temperature control boar…
https://us.community.samsung.com/t5/Kitchen-and-Family-Hub/oven-temperature/td-p/2772480

