Rinnai 104000248 Combustion Fan Motor Assembly Kit for KB Series Tankless Water Heaters

The Rinnai 104000248 Combustion Fan Motor Assembly Kit is a genuine OEM replacement part designed to restore proper airflow and combustion performance in Rinnai KB-series tankless water heaters. This kit replaces the combustion fan motor assembly and is engineered to meet original factory specifications, ensuring your unit operates at peak efficiency and reliability.

The combustion fan is a critical component in Rinnai tankless water heaters, drawing in fresh air and maintaining the precise air-to-fuel ratio required for safe, efficient operation. A failing or failed combustion fan can trigger error codes and prevent the unit from firing, making this kit an essential service part for maintaining hot water delivery.

Key Features:

• Genuine Rinnai OEM combustion fan motor assembly kit
• Engineered for precise fit and optimal airflow in KB-series units
• Restores original performance and eliminates combustion fan-related error codes
• Replaces discontinued OEM part number 108000052
• Compatible with natural gas and propane configurations

Compatible Model Series:

• RU80, RU90, RU98 (indoor/outdoor, natural gas/propane)
• RUC80, RUC90, RUC98 (condensing series)
• RUR98 (recirculating series)
• C199 series (condensing, indoor/outdoor)

OEM Cross-Reference: Replaces Rinnai part number 108000052.