![]() Enters & Exits Defrost too Quickly → Step 3.Enters & Exits Defrost Normally → Step 5.Ensure that the outdoor fan shuts-off and the reversing valve switches to cooling mode.If the outdoor (ambient) temperature is below 50 deg.Jump the two "TEST" pins on the outdoor unit control board.Power + No Fan Operation = Bad Fan Motor or Capacitor ⇒ Check Capacitor. ![]() No Power = Bad Control Board or Unit in Defrost.No Fan ⇒ Check for 230VAC to the fan motor between the Purple and Black wires.Inspect the outdoor unit and make sure the outdoor fan is operating.The board uses an Ambient (outdoor) Sensor and Liquid Line Sensor to determine the proper conditions for defrost to occur. These units use a Yorkguard Demand Defrost control board.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |