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Sub Zero Refrigerator Not Cooling – Refrigerator Repair Help

Sub Zero refrigerators have two separate compressors, one for the freezer and the other for the refrigerator.

Sub Zero Refrigerator no cool possibilities:

-Dirty/clogged condenser coil
-Defective condenser fan motor
-Defrost thermostat(Located on freezer evaporator)
-Leaking evaporator

Leaking evaporator job’s make up for most of our Sub Zero no cool complaints. Over time the evaporator will break down and the freon that is inside will slowly leak out. When this happens you may start to notice you have to turn the control colder and colder maytag refrigerator repair pasadena.

Another sign is if you notice frost in the upper left hand corner in the refrigerator. When freon leaks out it will create a frost ball on the capillary tube, in turn creating visible frost on the back panel of the refrigerator. This repair should only be done by a professional certified CFC technician. To handle freon you must be certified.

Sub Zero condenser fan motors will often fail, when doing so it will create a no cool condition. To verify the operation of the condenser fan motor remove the grill assembly.

There are several screws coming in from the bottom side of the of the grill once removed the grills top will pull forward and reveal two springs, remove the springs and grill will lift off. Certain Sub Zero refrigerator’s and freezer’s grill’s are removed by lifting straight up on the panel, the bolt heads slide out of the metal bracket.

With the grill placed safely out of the way, you will see the fan motor in the middle up top. The fan is situated in the middle, this enables the fan to cool both the compressor and the condenser.

The fan should be running when ever the compressor is turned on, if the compressor is running so should the fan. If the comp is running and the fan is not you more than likely have a failed fan motor.

To verify this use a volt meter and test the two wires going to the condenser fan motor, there should be 110v present.

You may find the unit is defrost mode when you access through the panel, if this is the case you can simply advance the timer into cool mode. To do so twist the center part of the timer with a small screwdriver. The center will twist thus sending the refrigerator into cool mode. You should hear the compressors and fan in the freezer running when the unit enters cool mode, the condenser fan motor should also be running.

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