Description
The Lochinvar & A.O. Smith 100167794 is an OEM main control board engineered as a direct replacement for compatible Lochinvar and A.O. Smith water heating equipment. Designed to restore full system functionality, this control board ensures precise management of your unit’s core operating functions, maintaining safe and efficient performance.
Product Overview
As the central processing component of your water heater or boiler system, the main control board coordinates ignition sequencing, temperature regulation, safety monitoring, and system diagnostics. Replacing a failed or faulty control board with a genuine OEM part helps eliminate nuisance shutdowns, error codes, and operational inefficiencies.
Key Features
- OEM replacement main control board for Lochinvar & A.O. Smith equipment
- Direct drop-in replacement for fast, straightforward installation
- Restores full system control and operational accuracy
- Supports proper ignition sequencing and temperature management
- Engineered to OEM specifications for reliable, long-term performance
- Helps resolve error codes, lockouts, and system faults
Application
- Compatible with select Lochinvar and A.O. Smith water heating and boiler systems
- Intended for qualified HVAC/R and plumbing technicians
- Verify compatibility with your specific model number before installation
Why Choose OEM?
OEM control boards are manufactured to the exact tolerances and specifications of your original equipment, reducing the risk of compatibility issues and premature failure that can occur with aftermarket alternatives. Trust the Lochinvar & A.O. Smith 100167794 to bring your system back to peak operating condition.







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