Customer Questions and Answers for Catalyst (Dishwasher) by Bosch

This catalyst is a dishwasher replacement component that helps maintain cleaning performance by promoting proper detergent action during the wash cycle. Use when cleaning results decline or persistent film/spotting appears after runs. What it does:

• Promotes the chemical action of detergent for more effective soil removal
• Helps reduce cloudy film, spots, and residue left on dishes
• Works as part of the dishwasher's wash system to support normal cleaning cycles
• Fits into the appliance at the factory-designated location and interfaces with existing components

• Disconnect power (and water supply if required) before starting service
• Handle part carefully and reinstall using the original mounting hardware
• Do not modify the part; use only as designed to ensure proper function