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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Troubleshooting should include checking for induced voltage if control wires are run near high-voltage lines
Can a defective sensor affect HVAC performance
Designed for 3-speed PSC blower motor applications
Common points of failure include internal blockages from secondary heat exchanger debris or cracked housings due to freezing during winter power outages
High Compatibility: Serves as a drop-in ARD8TZ replacement for legacy Honeywell/Resideo units including the RSD-8 and CRDS08
Aprilaire 5558 Humidistat 320735-701 Troubleshooting should include checking forThe Aprilaire 5558 is a high performance Automatic Digital Modulating Control package engineered specifically for use with the Model 866 modulating steam humidifier. This modulating steam humidistat provides superior precision by utilizing a microcomputer based design and a proportional algorithm. Unlike standard on off controls, the 5558 delivers a 0 10VDC or 2 10VDC modulating output signal, allowing the humidifier to adjust its output based on the