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Lochinvar & A.O. Smith 100145003 Fan Assembly

Rating:
5 5 2
2  Reviews Add Your Review
Special Price $569.61 Regular Price $632.26
In stock
SKU
100145003
The Lochinvar & A.O. Smith 100145003 Fan Assembly is an essential part of different water heaters and HVACs. Featuring optimized air flow this assembly optimizes combustion and heat exchange thus providing optimal performance of your equipment. It runs silently but ensures the required airflow within the unit is well circulated. Designed to fit several Lochinvar and A.O. Smith models, the fan assembly increases energy efficiency and the life of the water heater, therefore lowering maintenance expenses. This makes it an important component of any HVAC system, because of its ability to provide consistent heat output.
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Specifications

  • Type: Fan Assembly
    Manufacturer Name: Lochinvar & A.O. Smith
    Product Number: 100145003
    OEM Part Number: 100145003
    Product Description: Fan Assembly
    Weight:4.22lbs/1914.16g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Lochinvar & A.O. Smith 100145003 Fan Assembly?

    Inspect the fan assembly regularly for dust buildup, debris, and loose mounting hardware. Ensure blades spin freely and the motor operates smoothly without unusual noise. Clean components carefully and verify electrical connections are tight to maintain proper airflow and prevent overheating or premature motor damage.

    What are common issues with the Lochinvar & A.O. Smith 100145003 Fan Assembly?

    • Weak or no airflow from fan failure.
    • Unusual grinding or rattling noises.
    • Motor overheating or thermal shutdown.
    • Loose or damaged fan blades.
    • Electrical connection failure or intermittent power.
    • Reduced efficiency due to dirt buildup.
    • Complete motor seizure or startup failure.

    Installation Steps

    Step 1: Turn off power supply and allow unit to cool before opening access panel.

    Step 2: Remove panel and disconnect wiring and mounting from existing fan assembly.

    Step 3: Take out old unit and inspect airflow path for dust or blockage.

    Step 4: Position new fan assembly, align mounting points, and secure firmly.

    Step 5: Reconnect wiring and ensure all connections are tight and correct.

    Step 6: Restore power and check airflow, noise level, and stable system operation.