Viking Refrigerator Compressor Not Running

Kfis29pbms01 the fridge is working fine and i see frost build up on its evap coil but the freezer isn t working there no frost on the evap coils the fan above the evap coil is running fine and the temp in freezer is 60f.

Viking refrigerator compressor not running.

If the fans are running and your compressor won t start or if you hear a clicking sound from the unit check the overload relay for signs of overheating or arcing. The temperature control thermostat is responsible for running the compressor evaporator fan motor and the condenser fan motor. If the mobo is telling it to make the compressor run via the pwm data line it sends three phase operating voltage to the compressor. Replace the refrigerator compressor.

A defective run capacitor will also keep the unit from starting. The inverter does not need 20 to 25 minutes before it energizes. The start capacitor gives the compressor an extra kick to get going. The best rule of thumb.

If the thermostat is not working properly the refrigerator will not maintain proper temperature. The compressor of a fridge utilizes a gaseous refrigerant that is in a low pressure state. If you are getting 120v ac to the compressor but the compressor is not running when it should be then the compressor probably has a short and needs replaced check the wiring the compressors wiring to be completely sure it is bad. If it looks like the compressor looks okay but isn t.

A compressor is one of the most vital parts in your fridge moving refrigerant throughout the entire appliance s system. When this part isn t working properly the defrost heater will run constantly or not run at all. Shop all refrigerator defrost timers. The compressor is running the fan by the compressor is running fine.

The frequency will vary according to how fast the motherboard wants to the compressor to run. Also check for burnt wires or bad connections on the start components. When the fridge thermostat requests more cold air the compressor kicks on and the refrigerant becomes high pressure moving through the cooling coils while fans push the cool air into the fridge and freezer compartments. It does what it s told by the motherboard.

Begin by ensuring you have unplugged your refrigerator and then remove the rear panel. I have kitchenaid refrigerator model number. The temperature control thermostat may be responsible for finding your viking refrigerator warm. A damaged potential relay or start capacitor always results in a humming compressor.