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Lochinvar & A.O. Smith 100166408 Pump E22.2B

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Special Price $2,646.93 Regular Price $2,938.09
In stock
SKU
100166408
Lochinvar & A.O. Smith 100166408 E22.2B Pump is a circulator pump that is efficient for hydronic heating and cooling systems. HVAC containing water or glycol circulating solutions operate by heating them and circulating them pass water heaters, boilers, and heat pumps. This pump optimizes the performance of this system so as to distribute heat evenly and in the most efficient manner possible. It is highly durable and very low on noise making it suitable for use in homes and other business establishments. They include increased system durability, low energy use, and stable indoor climate.
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HVAC Controls & Electrical, Pumps
Manufacturer:
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Specifications

  • Type: Pump
    Manufacturer Name: Lochinvar & A.O. Smith
    Product Number: 100166408
    OEM Part Number: 100166408
    Product Description: E22.2B Pump
    Weight:26.52lbs/12029.26g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Lochinvar & A.O. Smith 100166408 Pump?

    Inspect the pump regularly for leaks, unusual noise, vibration, or reduced circulation performance. Check electrical connections, verify proper flow through the hydronic system, and ensure the pump remains free of debris buildup. Routine maintenance helps maintain efficient heat transfer and prevents circulation-related system faults. Always disconnect power and isolate the system before servicing.

    What are common issues with the Lochinvar & A.O. Smith 100166408 Pump?

    • Reduced water or glycol circulation causing inadequate heating.
    • Excessive noise or vibration during operation.
    • Pump motor failure or failure to start.
    • Internal impeller blockage restricting flow.
    • Leakage from seals or pump housing connections.

    Installation Steps

    Step 1: Disconnect electrical power to the boiler or water heater and isolate the system using the service valves.

    Step 2: Drain the section of piping connected to the existing circulator pump.

    Step 3: Remove the old pump from the flange connections and inspect the gaskets and mating surfaces.

    Step 4: Install the pump with the flow arrow pointing in the correct direction and secure the flange bolts evenly.

    Step 5: Reconnect electrical wiring according to the equipment wiring diagram.

    Step 6: Refill and purge air from the system, restore power, and check for proper circulation and leaks during operation.