Topics:

• M Series Wall Ovens make loud fan noise when baking or in use
• M Series Oven cooling fan is loud
• Cooling fan on M Series makes whistling, whooshing, or ticking sound
• Cooling fan part #823373

Troubleshooting:

1. Preheat oven to 450°F in Convection mode.
2. Wait for the cooling fan to change to High speed at approximately 425°F.
3. Open the oven door.
   • If the noise stops, see Wolf M Series Oven Convection Fan Sound.
   • If the noise does not stop, the cooling fans are the source of the noise.

Answer:

M Series Oven cooling fans make different noise depending on what stage of the heating cycle the oven is in.

• Cooling fans may whistle or whoosh when the cooling fan is on high.
• The cooling fan turns on when the oven reaches 250°F, changes to medium speed around 350°F, and is only on high at higher temperatures above 425°F.
• See also, Oven Fan Not Working.