Lochinvar & A.O. Smith 100304110 Pump
The Lochinvar & A.O. Smith 100304110 Pump is a critical variable speed circulator designed for high-efficiency commercial water heaters and boilers. This 0-10VDC pump assembly utilizes a 1 1/4" flange connection to facilitate seamless integration into complex hydronic loops. Engineered for modulating pump control, it communicates directly with the appliance's control board to adjust flow rates based on real-time demand, ensuring optimal delta-T management and system longevity. Built to meet the rigorous standards of Lochinvar Knight and A.O. Smith Cyclone series, this high-head circulator features precision-machined internal components to handle high-temperature applications without cavitation. For technicians performing hydronic system troubleshooting, this OEM replacement ensures that the boiler pump head pressure remains within manufacturer specifications, preventing short-cycling and ensuring consistent heat transfer across the heat exchanger. Utilizing this genuine HVAC replacement part maintains the intended pump curve performance and electrical efficiency of the original system configuration.
Key Technical Benefits
- Precision Modulation: The 0-10VDC signal interface allows for infinitely variable flow rates, maximizing condensing boiler efficiency.
- Industrial Build Quality: Features a 1 1/4 inch flange housing designed for robust sealing and simplified bolt-on installation in tight mechanical rooms.
- OEM Compatibility: Exact drop-in replacement for Lochinvar 100304110 and A.O. Smith 100304110 models, eliminating field-modification requirements.
- Energy Efficiency: High-efficiency motor design reduces amperage draw while providing the necessary torque for commercial hydronic circuits.
Common Installation Questions
How do I wire the 0-10VDC control signal on this pump?
The control wiring should be landed on the dedicated low-voltage terminals of the integrated driver. Ensure polarity is correct relative to the boiler’s controller to allow the variable speed drive to respond to modulation commands properly.
Can this pump be used in potable water applications?
Check the specific material construction of the pump volute. While many A.O. Smith pumps are designed for domestic hot water, verify that the 100304110 matches the metallurgy required for your specific water heater pump application.
What are the symptoms of a failing 100304110 pump?
Common indicators include "High Limit" or "No Flow" error codes on the boiler display, excessive vibration at specific RPM ranges, or a failure to respond to 0-10VDC modulation signals during the ignition sequence.
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: $394.99
-65%$394.99
$138.25Lochinvar & A.O. Smith 100304110 Pump
The Lochinvar & A.O. Smith 100304110 Pump is a critical variable speed circulator designed for high-efficiency commercial water heaters and boilers. This 0-10VDC pump assembly utilizes a 1 1/4" flange connection to facilitate seamless integration into complex hydronic loops. Engineered for modulating pump control, it communicates directly with the appliance's control board to adjust flow rates based on real-time demand, ensuring optimal delta-T management and system longevity. Built to meet the rigorous standards of Lochinvar Knight and A.O. Smith Cyclone series, this high-head circulator features precision-machined internal components to handle high-temperature applications without cavitation. For technicians performing hydronic system troubleshooting, this OEM replacement ensures that the boiler pump head pressure remains within manufacturer specifications, preventing short-cycling and ensuring consistent heat transfer across the heat exchanger. Utilizing this genuine HVAC replacement part maintains the intended pump curve performance and electrical efficiency of the original system configuration.
Key Technical Benefits
- Precision Modulation: The 0-10VDC signal interface allows for infinitely variable flow rates, maximizing condensing boiler efficiency.
- Industrial Build Quality: Features a 1 1/4 inch flange housing designed for robust sealing and simplified bolt-on installation in tight mechanical rooms.
- OEM Compatibility: Exact drop-in replacement for Lochinvar 100304110 and A.O. Smith 100304110 models, eliminating field-modification requirements.
- Energy Efficiency: High-efficiency motor design reduces amperage draw while providing the necessary torque for commercial hydronic circuits.
Common Installation Questions
How do I wire the 0-10VDC control signal on this pump?
The control wiring should be landed on the dedicated low-voltage terminals of the integrated driver. Ensure polarity is correct relative to the boiler’s controller to allow the variable speed drive to respond to modulation commands properly.
Can this pump be used in potable water applications?
Check the specific material construction of the pump volute. While many A.O. Smith pumps are designed for domestic hot water, verify that the 100304110 matches the metallurgy required for your specific water heater pump application.
What are the symptoms of a failing 100304110 pump?
Common indicators include "High Limit" or "No Flow" error codes on the boiler display, excessive vibration at specific RPM ranges, or a failure to respond to 0-10VDC modulation signals during the ignition sequence.
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.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Lochinvar & A.O. Smith 100304110 Pump is a critical variable speed circulator designed for high-efficiency commercial water heaters and boilers. This 0-10VDC pump assembly utilizes a 1 1/4" flange connection to facilitate seamless integration into complex hydronic loops. Engineered for modulating pump control, it communicates directly with the appliance's control board to adjust flow rates based on real-time demand, ensuring optimal delta-T management and system longevity. Built to meet the rigorous standards of Lochinvar Knight and A.O. Smith Cyclone series, this high-head circulator features precision-machined internal components to handle high-temperature applications without cavitation. For technicians performing hydronic system troubleshooting, this OEM replacement ensures that the boiler pump head pressure remains within manufacturer specifications, preventing short-cycling and ensuring consistent heat transfer across the heat exchanger. Utilizing this genuine HVAC replacement part maintains the intended pump curve performance and electrical efficiency of the original system configuration.
Key Technical Benefits
- Precision Modulation: The 0-10VDC signal interface allows for infinitely variable flow rates, maximizing condensing boiler efficiency.
- Industrial Build Quality: Features a 1 1/4 inch flange housing designed for robust sealing and simplified bolt-on installation in tight mechanical rooms.
- OEM Compatibility: Exact drop-in replacement for Lochinvar 100304110 and A.O. Smith 100304110 models, eliminating field-modification requirements.
- Energy Efficiency: High-efficiency motor design reduces amperage draw while providing the necessary torque for commercial hydronic circuits.
Common Installation Questions
How do I wire the 0-10VDC control signal on this pump?
The control wiring should be landed on the dedicated low-voltage terminals of the integrated driver. Ensure polarity is correct relative to the boiler’s controller to allow the variable speed drive to respond to modulation commands properly.
Can this pump be used in potable water applications?
Check the specific material construction of the pump volute. While many A.O. Smith pumps are designed for domestic hot water, verify that the 100304110 matches the metallurgy required for your specific water heater pump application.
What are the symptoms of a failing 100304110 pump?
Common indicators include "High Limit" or "No Flow" error codes on the boiler display, excessive vibration at specific RPM ranges, or a failure to respond to 0-10VDC modulation signals during the ignition sequence.
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.
