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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
For optimal reliability and to prevent sediment buildup in the core tube
Utilizing high-grade resistive heating elements
As an externally equalized model
preventing system lockouts often caused by inducer failure
Carrier HK02ZB042 Pressure Switch 321894-708 For optimal reliability and toThe Carrier HK02ZB042 Pressure Switch is a critical OEM safety component designed for precise monitoring of combustion air and venting pressure within high efficiency Carrier, Bryant, and Payne furnaces. Factory calibrated to 42# Open and 57# Close, this low pressure switch ensures the inducer motor is moving sufficient air to clear combustion byproducts before allowing the ignition sequence to proceed. It features a 36" lead and a durable diaphragm