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a sticking or misaligned air shutter can lead to irregular flame patterns or nuisance pressure switch trips
provided the amperage does not exceed the 25A threshold
ensuring consistent set-pressure performance
it provides critical overpressure protection for high-output hot water heating boilers
Failures are often linked to high static pressure from dirty filters or unbalanced blower wheels
Carrier LH33WZ018 Spark Ignitor 340155-7026 a sticking or misaligned airIn the field, consistent ignition is the baseline for system reliability, and the Carrier LH33WZ018 Spark Ignitor is engineered to meet that requirement in high demand gas fired applications. As a genuine OEM replacement spark electrode, this component is critical for HVAC furnace ignition systems, providing the high intensity discharge needed for clean combustion across Carrier, Bryant, and Payne units. Unlike universal alternatives, this direct