Jim H for Model Number TBX21CIZBRBB Does this DEFROST CONTROLLER have a screw on front (accessible from inside of refrigerator) that permits technician to manually select defrost cycle? How long is defrost cycle before heater turns off?
Answer Jim, Yes there is a round screw type piece on the front that if you turn it you can put the unit into a defrost cycle. These defrost controls are normally a 30 minute timer in which the defrost will stop and the unit will go back to cooling mode 30 minutes after the start of the defrost. Read More... Answered by AppliancePartsPros.com | Monday, August 1, 2016