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Lochinvar & A.O. Smith 100271888 Spark Ignitor Assembly

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1  Review Add Your Review
Special Price $177.34 Regular Price $203.94
In stock
SKU
100271888
The Lochinvar and A.O. Smith 100271888 Spark Ignitor Assembly is a component of both the gas furnaces and boilers. It serves as a sparking device; it first ignites the heating procedure by giving a sparking signal that triggers the gas burner. The continuous triggering and the best performance of your HVAC are ensured by the reliability and effectiveness of this assembly. It is long lasting in operation due to its rigid construction and compact size. This ignitor component helps in maintaining your heating equipment to work optimally by providing constant spark.
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Heating & Furnace Parts, Ignitors & Ignition Assembly
Manufacturer:
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Specifications

  • Type: Spark Ignitor Assembly
    Manufacturer Name: Lochinvar & A.O. Smith
    Product Number: 100271888
    OEM Part Number: 100271888
    Product Description: Spark Ignitor Assembly
    Weight:0.43lbs/195.04g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Lochinvar & A.O. Smith 100271888 Spark Ignitor Assembly?

    For accurate operation, periodically inspect the spark ignitor for carbon buildup, corrosion, or electrode wear. Clean gently with a soft brush and ensure secure electrical connections. Regular checks supports maintain efficient ignition and safe system startup.

    What are common issues with the Lochinvar & A.O. Smith 100271888 Spark Ignitor Assembly?

    • Weak or no spark due to electrode wear or contamination.
    • Intermittent ignition failure from loose or damaged wiring connections.
    • Cracked ceramic insulation leading to shorting or misfiring.
    • Complete failure, preventing burner ignition or system start.

    Installation Steps

    Step 1: Turn off power and gas supply; check unit is fully isolated before service.

    Step 2: Allow system to cool and wear insulated gloves for safety.

    Step 3: Remove old ignitor carefully, noting bracket position and wiring route.

    Step 4: Install new ignitor in same orientation, ensuring proper gap to burner.

    Step 5: Reconnect wiring firmly and check for secure, corrosion-free terminals.

    Step 6: Restore power and gas, then test ignition cycle for proper spark