Lochinvar & A.O. Smith 100111077 Controller

As a seasoned technician, you know that a downed commercial water heater isn't just an inconvenience—it’s a service emergency. The Lochinvar & A.O. Smith 100111077 Controller is the precise OEM replacement part required to restore functionality to A.O. Smith Cyclone SUF 199 100 Series condensing water heaters. This SUF 199 digital controller manages critical combustion sequences, including flame sensing, ignition control, and temperature regulation through high-end processing algorithms. It is specifically engineered to replace the obsolete 9006302005 board, providing a direct-fit solution for commercial gas water heater repair. Designed for high-volume environments, this water heater control board optimizes energy consumption and ensures consistent thermal efficiency. Integrated safety logic monitors pressure switches and gas valve cycles to prevent system failures. When diagnosing hot water heater parts for 100 series units, verify your model compatibility to ensure seamless integration with the factory wiring harness and operator interface. This is a non-universal, application-specific component built for professional-grade reliability in the field.

• Direct OEM Replacement: Engineered specifically for the SUF 199 100 Series, ensuring exact fitment guidance and electrical compatibility without modifications.
• Advanced Combustion Logic: Features sophisticated algorithms to manage condensing water heater performance, maximizing uptime and fuel efficiency.
• Diagnostic Interface: Supports technician-level troubleshooting with clear error reporting for rapid identification of ignition or sensor faults.
• Industrial-Grade Construction: Built to withstand the high-cycle demands of commercial plumbing and industrial fluid handling applications.

Is the 100111077 a direct replacement for the 9006302005?
Yes, this Lochinvar control module is the official successor and replacement part for the now-obsolete 9006302005 board used in earlier 100 series production runs.

Which specific models use this controller?
This component is designed exclusively for A.O. Smith Cyclone SUF 199 models within the 100 series. It is not a universal board and requires verification of the unit’s serial number for correct application.

Does this board handle flame rectification?
Yes, the 100111077 Controller manages the entire ignition sequence, including flame detection and monitoring of safety limit switches, to ensure safe boiler operation.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.