
Lochinvar & A.O. Smith 100167820 Control
For field technicians performing high-elevation service calls, the Lochinvar & A.O. Smith 100167820 Integrated Control is the specific high altitude version required to maintain operational stability. This OEM replacement control board is engineered to recalibrate combustion parameters and blower speeds, compensating for the reduced air density found in mountainous regions. Designed as an integrated furnace control board replacement, it replaces older part numbers like RLY30062 and is specifically compatible with Lochinvar Knight KB81-286 and WB81-211 units. This revision begins with the H10 serial series, ensuring it handles SMART SYSTEM communication protocols for precise modulation and safety monitoring. By using a factory OEM Lochinvar 100167820, you bypass the calibration issues common with standard altitude boards, preventing nuisance flame dropouts and ensuring the high altitude heating system control logic remains within manufacturer tolerances for KB81-286 and WB81-211 boilers.
Key Benefits for Contractors
- Optimized Combustion: Precision-tuned for high-elevation environments to prevent incomplete combustion and soot buildup.
- Serial H10 Revision: Verified 100167820 integrated control that ensures plug-and-play compatibility with legacy and current Lochinvar Knight wiring harnesses.
- System Protection: Actively monitors limit switches and pressure sensors to maintain high altitude boiler performance without frequent lockout errors.
- OEM Reliability: Genuine A.O. Smith 100167820 control ensures the unit meets original factory specifications for gas valve modulation and blower lead/lag timing.
Common Questions
Can I use a standard 100167819 board instead of the 100167820 for high altitude?
No. Standard altitude boards lack the specific firmware maps required for thinner air. Installing a non-altitude board like the 100167819 in a high-elevation application can cause improper air-to-fuel ratios and hazardous operation.
How do I verify if this H10 revision fits my specific boiler serial number?
The 100167820 control board is the designated replacement for models starting with the H10 revision. Always cross-reference your boiler serial number or previous part number (such as RLY30062) before installation.
Does this board support SMART SYSTEM diagnostic displays?
Yes, this integrated boiler control is designed to interface directly with Lochinvar SMART SYSTEM displays to provide real-time fault codes and historical data for the KB81-286 and WB81-211 series.
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.
Original: $614.76
-65%$614.76
$215.17Lochinvar & A.O. Smith 100167820 Control
For field technicians performing high-elevation service calls, the Lochinvar & A.O. Smith 100167820 Integrated Control is the specific high altitude version required to maintain operational stability. This OEM replacement control board is engineered to recalibrate combustion parameters and blower speeds, compensating for the reduced air density found in mountainous regions. Designed as an integrated furnace control board replacement, it replaces older part numbers like RLY30062 and is specifically compatible with Lochinvar Knight KB81-286 and WB81-211 units. This revision begins with the H10 serial series, ensuring it handles SMART SYSTEM communication protocols for precise modulation and safety monitoring. By using a factory OEM Lochinvar 100167820, you bypass the calibration issues common with standard altitude boards, preventing nuisance flame dropouts and ensuring the high altitude heating system control logic remains within manufacturer tolerances for KB81-286 and WB81-211 boilers.
Key Benefits for Contractors
- Optimized Combustion: Precision-tuned for high-elevation environments to prevent incomplete combustion and soot buildup.
- Serial H10 Revision: Verified 100167820 integrated control that ensures plug-and-play compatibility with legacy and current Lochinvar Knight wiring harnesses.
- System Protection: Actively monitors limit switches and pressure sensors to maintain high altitude boiler performance without frequent lockout errors.
- OEM Reliability: Genuine A.O. Smith 100167820 control ensures the unit meets original factory specifications for gas valve modulation and blower lead/lag timing.
Common Questions
Can I use a standard 100167819 board instead of the 100167820 for high altitude?
No. Standard altitude boards lack the specific firmware maps required for thinner air. Installing a non-altitude board like the 100167819 in a high-elevation application can cause improper air-to-fuel ratios and hazardous operation.
How do I verify if this H10 revision fits my specific boiler serial number?
The 100167820 control board is the designated replacement for models starting with the H10 revision. Always cross-reference your boiler serial number or previous part number (such as RLY30062) before installation.
Does this board support SMART SYSTEM diagnostic displays?
Yes, this integrated boiler control is designed to interface directly with Lochinvar SMART SYSTEM displays to provide real-time fault codes and historical data for the KB81-286 and WB81-211 series.
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.
Product Information
Product Information
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Description
For field technicians performing high-elevation service calls, the Lochinvar & A.O. Smith 100167820 Integrated Control is the specific high altitude version required to maintain operational stability. This OEM replacement control board is engineered to recalibrate combustion parameters and blower speeds, compensating for the reduced air density found in mountainous regions. Designed as an integrated furnace control board replacement, it replaces older part numbers like RLY30062 and is specifically compatible with Lochinvar Knight KB81-286 and WB81-211 units. This revision begins with the H10 serial series, ensuring it handles SMART SYSTEM communication protocols for precise modulation and safety monitoring. By using a factory OEM Lochinvar 100167820, you bypass the calibration issues common with standard altitude boards, preventing nuisance flame dropouts and ensuring the high altitude heating system control logic remains within manufacturer tolerances for KB81-286 and WB81-211 boilers.
Key Benefits for Contractors
- Optimized Combustion: Precision-tuned for high-elevation environments to prevent incomplete combustion and soot buildup.
- Serial H10 Revision: Verified 100167820 integrated control that ensures plug-and-play compatibility with legacy and current Lochinvar Knight wiring harnesses.
- System Protection: Actively monitors limit switches and pressure sensors to maintain high altitude boiler performance without frequent lockout errors.
- OEM Reliability: Genuine A.O. Smith 100167820 control ensures the unit meets original factory specifications for gas valve modulation and blower lead/lag timing.
Common Questions
Can I use a standard 100167819 board instead of the 100167820 for high altitude?
No. Standard altitude boards lack the specific firmware maps required for thinner air. Installing a non-altitude board like the 100167819 in a high-elevation application can cause improper air-to-fuel ratios and hazardous operation.
How do I verify if this H10 revision fits my specific boiler serial number?
The 100167820 control board is the designated replacement for models starting with the H10 revision. Always cross-reference your boiler serial number or previous part number (such as RLY30062) before installation.
Does this board support SMART SYSTEM diagnostic displays?
Yes, this integrated boiler control is designed to interface directly with Lochinvar SMART SYSTEM displays to provide real-time fault codes and historical data for the KB81-286 and WB81-211 series.
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.












