How To Bypass Start Relay On Refrigerator Top Full Guide 2023

How To Bypass Start Relay On Refrigerator Top Full Guide 2023
  • Paul Kahan

The most common question on the forums is How To Bypass Start Relay On Refrigerator. Surprisingly, most people can repair relays without the need to call a technician. Publican Anker created the following guide to assist you in your research.

This article will focus on the importance of using the broken system. The most important thing to remember is to ensure the repair is done safely.

What Does A Start Relay Do On A Fridge?

A start relay is an electrical switch that helps boost the compressor inside the refrigerator’s compressor. It tells the compressor when to turn on/off, depending on the need for cool air inside the refrigerator unit.

Now, in case the fails or burns out, the compressor may fail to kick in, meaning the cabinet’s interior will fail to freeze.

The start relay on the refrigerator is an electrical switch that turns on the compressor turns. This device creates cold air through the unit and keeps your food cool.

The boosts the refrigerator’s compressor by telling it when to turn on and off cool air inside is needed. This missing relay saves energy and ensures the refrigerator’s housing works properly. It also prevents overheating.

How does the start relay on the refrigerator function? The compressor is activated when the refrigerator’s thermostat senses high internal temperatures.

The housing is activated because the thermostat can’t handle the current from the compressor.

The relay turns on the compressor by applying power to the overload device through the second winding of the compressor motor. This gives it an extra force to turn.

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Important Safety Considerations

This important relationship between the entire refrigerator relay and compressor is vital. It saves energy and ensures that your relay doesn’t heat up.

The refrigerator’s relay can get too hot and cause other parts to malfunction or even cause the relay fails.

Avoid bypassing the refrigerator relay bypass mode if you can. If you have to, only do it for a brief time. Then call a professional to fix the relay temporarily.

The bypass-the-start process is a temporary fix to help you negotiate the existing difficulty. Call a technician and install another relay bypass in the system to boost your cooling system.

Before you place your appliance in bypass mode, unplug it. Then turn off the power at the circuit breaker. Next, you will need help from another adult to move the appliance away from the wall.

Relay fails can be dangerous because they are heavy and tripping hazards.

Signs of a Broken Start Relay System Box Cover

Signs of a Broken Start Relay System Box Cover

The compressor is only active during cooling cycles and not all the time. The refrigerator compressor relay is responsible for heating the compressor whenever it cools down. You can easily spot the signs if your refrigerator compressor relay isn’t working properly.

1. Refrigerator not cooling cycle

A compressor that doesn’t start or cool down is the most obvious sign of a failing refrigerator.

There is a good chance that the missing relay is not working fine and functioning properly if the positive temperature coefficient in the fresh food compartment or freezer begins to rise.

2. Clicking Noise

There is usually an audible click when the relay kicks into action. It happens regardless of whether the compressor is on or off.

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If the compressor does not start, the relay fails and will likely kick back in a few seconds. If the compressor stops clicking, the relay has likely failed.

How To Bypass Start Relay On Fridge

How To Bypass Start Relay On Fridge

Safety instructions first. Before you begin the bypass start a simple process:

  • Turn off the unit.
  • Disconnect the power source from the unit.
  • Get help moving the fridge from the wall.

Your food will remain safe until the unit is removed. Foods can be kept in the fridge for up to 4 hours and frozen for 24 hours before they go bad. Keep the doors closed to prevent your refrigerator relay from heating up faster.

If you have troubles with how to adjust the refrigerator door to close, let’s us provide the way in this post:

Tools required

  • Regular screwdriver
  • Flathead screwdriver
  • Pliers
  • Electrical tape for electrical switch use

Safety Instructions

Find the panel at the bottom of your fridge. Use a flathead screwdriver or a knife to open the relay.

First, locate the compressor to locate the relay. You will find a large black cylindrical with copper tubes attached to the fridge’s right or left side. The refrigerator system is a black plastic container with wires on its side. This is the location of the relay.

Pull or push the relay system of the compressor to release it. Sometimes you must use a flat-head screwdriver to remove the relay from your compressor.

You can access the system by removing the cover plate with a screwdriver. The missing overload protector will be the visible temperature inside the metal box.

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The relay’s metal connector attached must be removed, and the wire should be stripped. Use scissors to grasp the ends of the wires and remove a quarter-inch of the wire casing.

Connect both wires to the system housing with electrical tape to complete the circuit breaker. Cover plate the back panel with electrical tape and place the refrigerator’s system metal box back in its original location.

how to bypass a starter relay

Turn on the power source and plug the refrigerator into the socket. Invest a few hours to ensure the optimal operation of your system.

We don’t recommend leaving your unit in bypass start mode for over a few minutes. To repair your refrigerator properly, book an appointment with a professional technician.

Once you have pushed the fridge away from the wall, locate the cover plate. You would find it at the rear bottom rear of your unit. Take a screwdriver and remove the cover plate by unscrewing it. Keep the cover plate aside and move to the next step.

Remove it with the help of a screwdriver. Keep the cover plate aside.

Push the metal box at the right-lower rear of your fridge and detach it from the unit. The refrigerator’s relay system is fixed inside when the metal connector box is removed.

What Causes A Refrigerator Relay To Go Bad?

What Causes A Refrigerator Relay To Go Bad

A refrigerator relay is a small component that can cause big problems if it goes bad. Here are some common causes of a refrigerator relay going bad:

  • Overuse: A refrigerator relay is designed to last for a certain number of cycles, and if the appliance is used more frequently than usual, the relay can wear out more quickly.
  • Power surges: Electrical power surges can damage the relay, causing it to fail.
  • Dirt and debris: The relay can become clogged with dirt and debris, preventing it from functioning properly.
  • Age: Like any mechanical component, a refrigerator relay can wear out over time, especially if it is not properly maintained.
  • Temperature extremes: If a refrigerator is kept in a location that is too hot or cold, it can cause the relay to fail.
  • Faulty wiring: If the wiring that connects the relay to the compressor is damaged or faulty, it can cause the relay to malfunction.
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FAQs about bypass start relay refrigerator

How Do You Know If Your Refrigerator Relay Is Bad?

Give the compressor a good shake. If the relay system is rattling, the part must be replaced. The compressor may be causing the rattling, even if it doesn’t hum or sound like it’s rattling at all.

How Do You Jump A Refrigerator Compressor?

Make a new cap with one wire attached to each terminal. The insulation should be removed from the wire ends. Turn on the compressor while you touch one wire to the terminal and the opposite wire to the other.

These wires should be quickly removed from the run-continuously cap.

What Causes A Fridge Compressor to Stop Working?

We see three main reasons refrigerators fail: a mechanically locked compressor or a fan motor’s failure. Without a functioning compressor, the refrigerator will not function.


Once you are familiar with the operation of your refrigerator, the system will be much easier to understand. This article will show you how to bypass the refrigerator’s relay.

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This article will give you more information and help you repair a damaged bypass from the start without the assistance of a professional.

Publican Anker will monitor and filter all questions. Your comments are a great way to help the article become better.

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