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Lochinvar & A.O. Smith 100271921 Ignition Transformer Kit

Special Price $166.06 Regular Price $190.97
Out of stock
SKU
100271921
The Lochinvar & A.O. Smith 100271921 Ignition Transformer Kit is an essential part of the burner ignition in different HVAC systems, including water heaters and boilers. This kit transforms low-voltage electrical energy into high-voltage impulses for the continuous firing of gas burners. It is intended for use with Lochinvar and A.O. Smith equipment and increases productivity and safety through stable ignition. The ignition transformer kit reduces the probability of incomplete combustion that leads to energy consumption as well as the durability of the heating system. It is the key enhancement for the highest efficiency of home and industrial heating systems, its ease of installation, and long service life.
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Specifications

  • Type: Ignition Transformer Kit
    Manufacturer Name: Lochinvar & A.O. Smith
    Product Number: 100271921
    OEM Part Number: 100271921
    Product Description: Ignition Transformer Kit
    Weight:0.74lbs/335.66g

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    Customer Questions
    What maintenance is required for the Lochinvar & A.O. Smith 100271921 Ignition Transformer Kit?

    Inspect the ignition transformer kit periodically for loose wiring, damaged insulation, corrosion, or signs of overheating. Verify that all electrical connections are secure and that the transformer is operating properly during ignition cycles. Keep the surrounding control compartment clean and dry to prevent electrical issues. Always disconnect power before performing any inspection or service.

    What are common issues with the Lochinvar & A.O. Smith 100271921 Ignition Transformer Kit?

    • No ignition spark due to internal coil failure.
    • Weak or inconsistent high-voltage output.
    • Overheating under continuous demand cycles.
    • Intermittent firing caused by unstable terminal contact.
    • Electrical arcing from damaged insulation or connections.

    Installation Steps

    Step 1: Turn off power and gas supply allow unit to cool completely.

    Step 2: Remove access panel and disconnect old ignition transformer wiring noting terminals.

    Step 3: Mount new transformer securely in same position using screws/bracket.

    Step 4: Reconnect wiring per diagram ensuring tight, correct polarity.

    Step 5: Restore power and test ignition sequence check for proper spark and flame.