Purchase the 47-21776-86 Rheem Ruud Heat Pump Defrost Control Board from Us and Save!
This Heat Pump Defrost Control Board will be Shipped the Next Business Day. Order before 9 AM. Eastern Time for Same Day Shipping.
We Would Love to Help You Out and Have Your Business!
- The 47-21776-86 Rheem Ruud Heat Pump Defrost Control Board is brand new and comes in a anti-stat bag which is packed in a Genuine, Protech factory OEM parts box.
- The 47-21776-86 replacement heat pump defrost control board is used on many Rheem, Ruud heat pumps.
- This control board replaces control board part numbers: 47-21776-07, 47-21776-05, 47-21517-09, 47-21517-03, 47-21776-06, 47-21517-10, 47-21517-08.
- The defrost board comes with one defrost control board, limit switch/defrost sensor-auto reset (tube mount), wiring diagram and one instruction sheet.
- Please see the following PDF file link if you would like to see the instruction sheet that comes with this defrost board. 47-21776-86 instructions
- This defrost control board comes in a Protech OEM factory box in a sealed anti-static bag.
- FYI: If your heat pump looks like a block of ice in the winter time then you might need a new defrost control board. Other problems that can cause heat pump freeze ups are:
- (1) if the system is low on refrigerant charge or
- (2) if you have a bad defrost thermostat
- (3) If your contactor is stuck closed on the outdoor unit
- (4) Poor air flow on the outdoor unit by having a dirty coil or a dragging fan motor.
- (5) Reversing Valve Could be stuck and not shifting properly.
- Please send us your heat pump model number and serial number if you would like for us to check and make sure this is the right defrost control board for your heat pump. Our email address is: firstname.lastname@example.org
- We would Love to Help You Out and Have Your Business!
The 47-21776-86 defrost board is used on the following heat pump models and replaces the following part numbers that are listed on the right: