
Lochinvar & A.O. Smith 100140483 Kit
The Lochinvar & A.O. Smith 100140483 Kit is a specialized power vent conversion kit designed to transition natural draft appliances to a forced draft configuration. Engineered specifically for Lochinvar EnergyRite ER302 and ER402 models, this direct replacement venting kit (formerly CVK3006) provides the necessary hardware to facilitate safe and efficient exhaust removal in installations with restrictive venting runs or limited vertical clearance. By utilizing a 120 VAC powered vent cap, this system ensures consistent flue gas expulsion, preventing backdrafting and improving overall water heater efficiency.
For the veteran technician, this kit simplifies the field upgrade from a standard gravity vent to a sidewall venting setup. The package typically includes a flue adapter, air inlet collar, and essential pressure-proving switches that integrate directly into the burner control circuit. Whether you are addressing an A.O. Smith power vent conversion or maintaining a high-capacity pool heater, using genuine OEM replacement parts like the 100140483 ensures proper sizing and mechanical compatibility, mitigating the risks associated with improper airflow and combustion imbalance.
Key Benefits for the Contractor- Enhanced Installation Flexibility: Allows for longer equivalent vent lengths up to 50–75 feet, overcoming the 20-foot limits of standard venting in confined spaces.
- Optimized Combustion Safety: Features a high-reliability proving switch that prevents the burner from firing unless adequate vent flow is established.
- Durable Construction: Built to withstand the high-temperature flue gases and corrosive environments typical of pool and spa heating applications.
- Seamless System Integration: Designed as a drop-in solution for Lochinvar ER302-402, ensuring the electrical and mechanical connections align with factory specifications.
- Can this kit be used for sidewall exhaust? Yes, this kit is specifically designed to facilitate horizontal sidewall terminations using a powered vent cap when traditional vertical runs are not feasible.
- What power supply is required for the venter? The included powered vent cap requires a dedicated 120 VAC connection to operate correctly alongside the heater’s ignition cycle.
- Does this replace the CVK3006? Yes, part 100140483 is the official direct replacement for the obsolete Lochinvar CVK3006 venting kit.
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: $225.79
-65%$225.79
$79.03Lochinvar & A.O. Smith 100140483 Kit
The Lochinvar & A.O. Smith 100140483 Kit is a specialized power vent conversion kit designed to transition natural draft appliances to a forced draft configuration. Engineered specifically for Lochinvar EnergyRite ER302 and ER402 models, this direct replacement venting kit (formerly CVK3006) provides the necessary hardware to facilitate safe and efficient exhaust removal in installations with restrictive venting runs or limited vertical clearance. By utilizing a 120 VAC powered vent cap, this system ensures consistent flue gas expulsion, preventing backdrafting and improving overall water heater efficiency.
For the veteran technician, this kit simplifies the field upgrade from a standard gravity vent to a sidewall venting setup. The package typically includes a flue adapter, air inlet collar, and essential pressure-proving switches that integrate directly into the burner control circuit. Whether you are addressing an A.O. Smith power vent conversion or maintaining a high-capacity pool heater, using genuine OEM replacement parts like the 100140483 ensures proper sizing and mechanical compatibility, mitigating the risks associated with improper airflow and combustion imbalance.
Key Benefits for the Contractor- Enhanced Installation Flexibility: Allows for longer equivalent vent lengths up to 50–75 feet, overcoming the 20-foot limits of standard venting in confined spaces.
- Optimized Combustion Safety: Features a high-reliability proving switch that prevents the burner from firing unless adequate vent flow is established.
- Durable Construction: Built to withstand the high-temperature flue gases and corrosive environments typical of pool and spa heating applications.
- Seamless System Integration: Designed as a drop-in solution for Lochinvar ER302-402, ensuring the electrical and mechanical connections align with factory specifications.
- Can this kit be used for sidewall exhaust? Yes, this kit is specifically designed to facilitate horizontal sidewall terminations using a powered vent cap when traditional vertical runs are not feasible.
- What power supply is required for the venter? The included powered vent cap requires a dedicated 120 VAC connection to operate correctly alongside the heater’s ignition cycle.
- Does this replace the CVK3006? Yes, part 100140483 is the official direct replacement for the obsolete Lochinvar CVK3006 venting kit.
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 100140483 Kit is a specialized power vent conversion kit designed to transition natural draft appliances to a forced draft configuration. Engineered specifically for Lochinvar EnergyRite ER302 and ER402 models, this direct replacement venting kit (formerly CVK3006) provides the necessary hardware to facilitate safe and efficient exhaust removal in installations with restrictive venting runs or limited vertical clearance. By utilizing a 120 VAC powered vent cap, this system ensures consistent flue gas expulsion, preventing backdrafting and improving overall water heater efficiency.
For the veteran technician, this kit simplifies the field upgrade from a standard gravity vent to a sidewall venting setup. The package typically includes a flue adapter, air inlet collar, and essential pressure-proving switches that integrate directly into the burner control circuit. Whether you are addressing an A.O. Smith power vent conversion or maintaining a high-capacity pool heater, using genuine OEM replacement parts like the 100140483 ensures proper sizing and mechanical compatibility, mitigating the risks associated with improper airflow and combustion imbalance.
Key Benefits for the Contractor- Enhanced Installation Flexibility: Allows for longer equivalent vent lengths up to 50–75 feet, overcoming the 20-foot limits of standard venting in confined spaces.
- Optimized Combustion Safety: Features a high-reliability proving switch that prevents the burner from firing unless adequate vent flow is established.
- Durable Construction: Built to withstand the high-temperature flue gases and corrosive environments typical of pool and spa heating applications.
- Seamless System Integration: Designed as a drop-in solution for Lochinvar ER302-402, ensuring the electrical and mechanical connections align with factory specifications.
- Can this kit be used for sidewall exhaust? Yes, this kit is specifically designed to facilitate horizontal sidewall terminations using a powered vent cap when traditional vertical runs are not feasible.
- What power supply is required for the venter? The included powered vent cap requires a dedicated 120 VAC connection to operate correctly alongside the heater’s ignition cycle.
- Does this replace the CVK3006? Yes, part 100140483 is the official direct replacement for the obsolete Lochinvar CVK3006 venting kit.
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.












