White Rodgers 47D43-811 manual

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Table of contents for the manual

  • Page 1

    47D43-811 Deluxe Defrost Control INST ALLA TION INSTRUCTIONS The 47D43-811 is a microprocessor-based demand defrost controller intended f or Rheem heat pump systems. This controller uses basic diff erential temperature means to detect degradation of system perf ormance due to ice build-up on the outdoor coil. The controller uses “self-calibr atin[...]

  • Page 2

    2 T est Pins The pins labeled TEST can be used to change operation mode in the field. Momentarily shor t the test pins to force the system into the defrost mode. Momentar ily shor t the test pins again to terminate the defrost mode. T o av oid unnecessar y system mode transition, do not use the test pins frequently . Diagnostic Features The contro[...]

  • Page 3

    3 INST ALLA TION NO TE All wiring should be installed according to local and national electrical codes and ordinances. The 47D43-811 control ma y be mounted on any con venient surf ace using the six standoffs provided. The control must be secured to an area that will e xper ience a minimum of vibration and remain belo w the maximum ambient temperat[...]

  • Page 4

    www .white-rodgers.com www .emersonclimate.com White-Rodgers is a division of Emerson Electric Co. The Emerson logo is a trademark and service mar k of Emerson Electric Co.[...]