
Lochinvar & A.O. Smith 100171949 Valve
The Lochinvar & A.O. Smith 100171949 Gas Valve Kit is a critical OEM replacement component engineered specifically for Knight WH285 wall-mount boilers. This comprehensive kit includes the high-precision gas valve assembly, integrated venturi, and necessary replacement gaskets to ensure a leak-free seal and calibrated fuel-to-air mixture. As a veteran-grade HVAC replacement part, it handles gas flow regulation with exacting tolerance, maintaining the combustion efficiency and safety parameters required by high-efficiency condensing systems. The assembly is designed for straightforward installation, fitting seamlessly into the original equipment footprint to minimize downtime during field repairs. By utilizing genuine Lochinvar 100171949 components, contractors can ensure compatibility with the unit's control board logic, preventing the flame rectification issues or soft lockouts often associated with generic aftermarket valves. This kit is the standard for restoring reliable ignition and consistent BTU output in commercial and residential hydronic heating applications.
Key Benefits- Direct OEM Compatibility: Specifically designed for the Lochinvar Knight WH285, ensuring perfect physical fit and electrical connection.
- Complete Assembly: Includes 100171949 valve, venturi, and primary gaskets to eliminate the need for sourcing individual seals.
- Precise Modulation: Maintains the required gas-to-air ratio for high-efficiency condensing boilers, optimizing fuel consumption.
- Durable Construction: Engineered to withstand the high-cycle demands of commercial hydronic systems.
Is this kit compatible with Propane (LP) or Natural Gas?
This specific 100171949 gas valve kit is typically configured for Natural Gas; however, always verify the orifice and venturi settings against the rating plate of your WH285 model before firing the unit.
Does the kit include the mounting gaskets?
Yes, it is a full gas valve assembly kit that includes the necessary gaskets for the venturi and gas line connections to ensure a secure, pressure-certified seal.
What are the symptoms of a failing 100171949 valve?
Technicians generally see ignition failure codes, erratic flame signals, or "No Flame Detected" lockouts on the Knight control interface when the internal solenoid or diaphragm fails.
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.
Original: $388.64
-65%$388.64
$136.02Lochinvar & A.O. Smith 100171949 Valve
The Lochinvar & A.O. Smith 100171949 Gas Valve Kit is a critical OEM replacement component engineered specifically for Knight WH285 wall-mount boilers. This comprehensive kit includes the high-precision gas valve assembly, integrated venturi, and necessary replacement gaskets to ensure a leak-free seal and calibrated fuel-to-air mixture. As a veteran-grade HVAC replacement part, it handles gas flow regulation with exacting tolerance, maintaining the combustion efficiency and safety parameters required by high-efficiency condensing systems. The assembly is designed for straightforward installation, fitting seamlessly into the original equipment footprint to minimize downtime during field repairs. By utilizing genuine Lochinvar 100171949 components, contractors can ensure compatibility with the unit's control board logic, preventing the flame rectification issues or soft lockouts often associated with generic aftermarket valves. This kit is the standard for restoring reliable ignition and consistent BTU output in commercial and residential hydronic heating applications.
Key Benefits- Direct OEM Compatibility: Specifically designed for the Lochinvar Knight WH285, ensuring perfect physical fit and electrical connection.
- Complete Assembly: Includes 100171949 valve, venturi, and primary gaskets to eliminate the need for sourcing individual seals.
- Precise Modulation: Maintains the required gas-to-air ratio for high-efficiency condensing boilers, optimizing fuel consumption.
- Durable Construction: Engineered to withstand the high-cycle demands of commercial hydronic systems.
Is this kit compatible with Propane (LP) or Natural Gas?
This specific 100171949 gas valve kit is typically configured for Natural Gas; however, always verify the orifice and venturi settings against the rating plate of your WH285 model before firing the unit.
Does the kit include the mounting gaskets?
Yes, it is a full gas valve assembly kit that includes the necessary gaskets for the venturi and gas line connections to ensure a secure, pressure-certified seal.
What are the symptoms of a failing 100171949 valve?
Technicians generally see ignition failure codes, erratic flame signals, or "No Flame Detected" lockouts on the Knight control interface when the internal solenoid or diaphragm fails.
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.
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Description
The Lochinvar & A.O. Smith 100171949 Gas Valve Kit is a critical OEM replacement component engineered specifically for Knight WH285 wall-mount boilers. This comprehensive kit includes the high-precision gas valve assembly, integrated venturi, and necessary replacement gaskets to ensure a leak-free seal and calibrated fuel-to-air mixture. As a veteran-grade HVAC replacement part, it handles gas flow regulation with exacting tolerance, maintaining the combustion efficiency and safety parameters required by high-efficiency condensing systems. The assembly is designed for straightforward installation, fitting seamlessly into the original equipment footprint to minimize downtime during field repairs. By utilizing genuine Lochinvar 100171949 components, contractors can ensure compatibility with the unit's control board logic, preventing the flame rectification issues or soft lockouts often associated with generic aftermarket valves. This kit is the standard for restoring reliable ignition and consistent BTU output in commercial and residential hydronic heating applications.
Key Benefits- Direct OEM Compatibility: Specifically designed for the Lochinvar Knight WH285, ensuring perfect physical fit and electrical connection.
- Complete Assembly: Includes 100171949 valve, venturi, and primary gaskets to eliminate the need for sourcing individual seals.
- Precise Modulation: Maintains the required gas-to-air ratio for high-efficiency condensing boilers, optimizing fuel consumption.
- Durable Construction: Engineered to withstand the high-cycle demands of commercial hydronic systems.
Is this kit compatible with Propane (LP) or Natural Gas?
This specific 100171949 gas valve kit is typically configured for Natural Gas; however, always verify the orifice and venturi settings against the rating plate of your WH285 model before firing the unit.
Does the kit include the mounting gaskets?
Yes, it is a full gas valve assembly kit that includes the necessary gaskets for the venturi and gas line connections to ensure a secure, pressure-certified seal.
What are the symptoms of a failing 100171949 valve?
Technicians generally see ignition failure codes, erratic flame signals, or "No Flame Detected" lockouts on the Knight control interface when the internal solenoid or diaphragm fails.
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.












