Customer Questions and Answers for Circulation Motor And Heater Assembly by Bosch

The Circulation Motor and Heater Assembly is an OEM part for Bosch dishwashers. This combined unit is responsible for circulating water throughout the dishwasher during wash cycles and heating the water to the optimal temperature for effective cleaning.

Causes of a bad circulation motor and heater assembly can include electrical failures, wear and tear over time, or damage from debris or mineral buildup. A malfunctioning assembly can result in poor cleaning performance and water not being heated correctly.

Symptoms of a bad circulation motor and heater assembly include:

• The dishwasher not cleaning dishes properly
• Water not heating to the required temperature
• Unusual noises such as grinding or humming during operation
• Error codes related to water circulation or heating

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.