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Operating beyond this threshold may damage the internal bellows
providing the necessary thermal feedback to prevent unburned gas accumulation during startup sequences
Automatic Reset: Features a 100-160°F range with an automatic reset function (L160-30F)
it is best practice to ohm out your current thermistor to ensure the entire defrost circuit is functioning within spec
Contractor Trusted: Part of the Mueller Streamline series
Rheem-Ruud 47-17719-01 Defrost Control Refrigerant Operating beyond this threshold mayIf you are battling iced up coils or mid winter compressor short cycling, the Rheem Ruud 47 17719 01 Defrost Control is the specific 230V mechanical time temperature replacement required for heritage Rheem and Ruud heat pump units. This board eliminates guesswork by integrating multiple selectable defrost intervals, allowing you to field tune the system to 30, 45, or 90 minute cycles based on local humidity and load conditions. Designed for absolute
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