The Rinnai 104000186 Heat Exchanger Assembly is designed specifically for Rinnai RC98HP models, including KA3237FFUD. This high-quality kit improves the efficiency of your water heater by effectively transferring heat from the burner to the water. It regulates water temperature, enhances system performance, and minimizes wear on other components, ensuring longer-lasting durability. Ideal for consistent hot water supply, this heat exchanger integrates seamlessly with compatible Rinnai models to maintain optimal performance.

Key Features:

• Designed for Rinnai RC98HP water heaters (KA3237FFUD)
• Improves heat transfer efficiency from burner to water
• Ensures consistent hot water supply
• Enhances system durability and reduces wear on other parts
• Easy integration with specific Rinnai water heater models
• Helps maintain optimal water temperature for efficient operation
• Made with high-quality materials for long-lasting performance
  

What’s Included

• 1 × Rinnai Heat Exchanger Assembly (Part Number: 104000186)
• Installation instructions
  

Specifications:

Care & Maintenance Instructions

• Inspect regularly for any signs of corrosion or damage
• Clean with a soft cloth; avoid harsh chemicals
• Follow manufacturer guidelines for installation and maintenance
• Ensure the water heater is turned off before servicing