Description
The Lochinvar & A.O. Smith 100187864 is a genuine OEM blower assembly engineered as a direct replacement for compatible Lochinvar and A.O. Smith water heaters and boilers. Designed to factory specifications, this blower assembly restores proper combustion airflow and helps maintain peak system efficiency, reliable ignition, and safe operation.
Product Overview
As a critical component in the combustion air delivery system, the blower assembly draws in the precise volume of air required for efficient burner operation. Using a genuine OEM part ensures a proper fit, correct airflow performance, and long-term reliability — eliminating the guesswork and potential issues associated with aftermarket alternatives.
Key Features
- Genuine OEM replacement part from Lochinvar & A.O. Smith
- Engineered for direct fit and drop-in installation on compatible models
- Maintains proper combustion airflow for safe, efficient burner performance
- Helps restore original equipment efficiency and extend system service life
- Manufactured to factory tolerances for consistent, dependable operation
- Supports proper draft and venting performance
Application
- Designed for use with compatible Lochinvar and A.O. Smith water heaters and boilers
- Ideal for service technicians performing scheduled maintenance or emergency repairs
- Recommended replacement when original blower shows signs of wear, noise, or reduced airflow
Why Choose OEM?
OEM blower assemblies are built to the exact specifications of the original component, ensuring compatibility with the unit’s control board, pressure switches, and venting system. Substituting non-OEM parts can result in improper airflow, nuisance lockouts, or voided equipment warranties. Trust the Lochinvar & A.O. Smith 100187864 for a reliable, code-compliant repair.







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