Hubbell Industrial Controls 75HB69 Replacement Parts Kit 323055-751 verify that the 24V power

verify that the 24V power supply is present at the actuator terminals

This synchronous model operates on a constant 120VAC supply and does not utilize a battery backup

Common Questions for HVAC Contractors

or high-limit switch activations due to insufficient air movement over the burner

Hubbell Industrial Controls 75HB69 Replacement Parts Kit 323055-751 verify that the 24V powerThe Hubbell Industrial Controls 75HB69 Replacement Parts Kit is a critical maintenance solution for high duty Class 69H pressure switches used in commercial air compressor systems. Engineered for heavy duty applications reaching up to 250 PSI, this industrial pressure switch kit includes a high grade replacement diaphragm and a complete contact assembly to restore factory spec electrical conductivity and mechanical integrity. As a veteran preferred