✅ Anti‑Vibration Pads I Use (Amazon paid link): https://amzn.to/4lH8eK8

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Ninja Support: https://support.ninjakitchen.com

Fix It. Ninja Double Oven (DCT451) fan sounding loud or not spinning at all? This guide shows what’s normal, how to confirm the fan should be on, the exact rack and tray setup to stop rattles, airflow rules, vibration fixes, and a safe power reset plus when to contact support.