
Lochinvar & A.O. Smith 100187914 Burner Assembly
The Lochinvar & A.O. Smith 100187914 Burner Assembly is a critical replacement component for high-output heating and cooling systems, specifically engineered for natural gas water heaters. This 18-inch final burner assembly kit features a precision-drilled #34 orifice, calibrated to maintain the exact gas fuel delivery and stoichiometric ratio required for efficient combustion. As a genuine OEM repair part, it ensures seamless HVAC compatibility with GSN040-40B models and various commercial boilers, replacing legacy part numbers such as 9008963005.
For field technicians, restoring water heater efficiency depends on uniform flame distribution and stable thermal output. The 100187914 assembly facilitates consistent water temperature regulation and energy utilization by preventing irregular combustion patterns that lead to premature heat exchanger fatigue. This heavy-duty assembly is built for durability in high-demand environments, ensuring that commercial water heating equipment meets original specifications while minimizing downtime during seasonal maintenance or emergency repairs.
Key Benefits:- Precision Fuel Delivery: Features an integrated #34 orifice specifically sized for regulated natural gas flow.
- Direct OEM Replacement: Ensures perfect fitment for Lochinvar and A.O. Smith units, including the 100187914 burner series.
- Enhanced Thermal Efficiency: Promotes uniform combustion to maximize energy performance and equipment longevity.
- Contractor-Grade Reliability: Designed to withstand the rigorous duty cycles of commercial water heaters.
Is this burner assembly compatible with propane gas systems?
No, this specific assembly is optimized for natural gas systems only. Converting gas types requires specific orifice and valve adjustments per manufacturer guidelines.
Which water heater models does the 100187914 replace?
It is primarily used in GSN040-40B residential and light commercial models, replacing the older 9008963005 burner assembly. Always verify the unit serial number for exact fitment.
Does the kit include the pilot bracket?
Yes, this final burner assembly typically includes the main burner and the necessary pilot mounting hardware for a standard 18-inch configuration.
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: $199.41
-65%$199.41
$69.79Lochinvar & A.O. Smith 100187914 Burner Assembly
The Lochinvar & A.O. Smith 100187914 Burner Assembly is a critical replacement component for high-output heating and cooling systems, specifically engineered for natural gas water heaters. This 18-inch final burner assembly kit features a precision-drilled #34 orifice, calibrated to maintain the exact gas fuel delivery and stoichiometric ratio required for efficient combustion. As a genuine OEM repair part, it ensures seamless HVAC compatibility with GSN040-40B models and various commercial boilers, replacing legacy part numbers such as 9008963005.
For field technicians, restoring water heater efficiency depends on uniform flame distribution and stable thermal output. The 100187914 assembly facilitates consistent water temperature regulation and energy utilization by preventing irregular combustion patterns that lead to premature heat exchanger fatigue. This heavy-duty assembly is built for durability in high-demand environments, ensuring that commercial water heating equipment meets original specifications while minimizing downtime during seasonal maintenance or emergency repairs.
Key Benefits:- Precision Fuel Delivery: Features an integrated #34 orifice specifically sized for regulated natural gas flow.
- Direct OEM Replacement: Ensures perfect fitment for Lochinvar and A.O. Smith units, including the 100187914 burner series.
- Enhanced Thermal Efficiency: Promotes uniform combustion to maximize energy performance and equipment longevity.
- Contractor-Grade Reliability: Designed to withstand the rigorous duty cycles of commercial water heaters.
Is this burner assembly compatible with propane gas systems?
No, this specific assembly is optimized for natural gas systems only. Converting gas types requires specific orifice and valve adjustments per manufacturer guidelines.
Which water heater models does the 100187914 replace?
It is primarily used in GSN040-40B residential and light commercial models, replacing the older 9008963005 burner assembly. Always verify the unit serial number for exact fitment.
Does the kit include the pilot bracket?
Yes, this final burner assembly typically includes the main burner and the necessary pilot mounting hardware for a standard 18-inch configuration.
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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Product Information
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Description
The Lochinvar & A.O. Smith 100187914 Burner Assembly is a critical replacement component for high-output heating and cooling systems, specifically engineered for natural gas water heaters. This 18-inch final burner assembly kit features a precision-drilled #34 orifice, calibrated to maintain the exact gas fuel delivery and stoichiometric ratio required for efficient combustion. As a genuine OEM repair part, it ensures seamless HVAC compatibility with GSN040-40B models and various commercial boilers, replacing legacy part numbers such as 9008963005.
For field technicians, restoring water heater efficiency depends on uniform flame distribution and stable thermal output. The 100187914 assembly facilitates consistent water temperature regulation and energy utilization by preventing irregular combustion patterns that lead to premature heat exchanger fatigue. This heavy-duty assembly is built for durability in high-demand environments, ensuring that commercial water heating equipment meets original specifications while minimizing downtime during seasonal maintenance or emergency repairs.
Key Benefits:- Precision Fuel Delivery: Features an integrated #34 orifice specifically sized for regulated natural gas flow.
- Direct OEM Replacement: Ensures perfect fitment for Lochinvar and A.O. Smith units, including the 100187914 burner series.
- Enhanced Thermal Efficiency: Promotes uniform combustion to maximize energy performance and equipment longevity.
- Contractor-Grade Reliability: Designed to withstand the rigorous duty cycles of commercial water heaters.
Is this burner assembly compatible with propane gas systems?
No, this specific assembly is optimized for natural gas systems only. Converting gas types requires specific orifice and valve adjustments per manufacturer guidelines.
Which water heater models does the 100187914 replace?
It is primarily used in GSN040-40B residential and light commercial models, replacing the older 9008963005 burner assembly. Always verify the unit serial number for exact fitment.
Does the kit include the pilot bracket?
Yes, this final burner assembly typically includes the main burner and the necessary pilot mounting hardware for a standard 18-inch configuration.
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.












