White Rodgers - 47D40-801

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Contents

White T 47D40 801 Rodgers Demand Defrost Control INSTALLATION INSTRUCTIONS Operator Save these instructions for future use FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL INJURY AND OR PROPERTY DAMAGE DESCRIPTION The 47D40 801 control is a microprocessor based demand defrost controller intended for Rheem heat pump systems This controller uses basic differential temperature means to detect degradation of system performance due to ice build up on the outdoor coil The controller uses self calibrating prin ciples to calibrate to the heat pump system The defrosting is performed by reversing the refrigerant direction of flow The 47D40 801 is meant to replace the following ...