Norcold Refrigerator Codes Flashes 5 Times (What to Do)

While taking out a chilled soda, you find out that the LED of your Norcold refrigerator is flashing green lights 5 times. For finding out the reason, you check the display on your refrigerator and found No Co on it. 

Basically, the code indicates that the fridge is in a lockout condition and you will need to fix the issue as soon as possible. It can happen for several reasons and the common solution is, to reset the control board of the fridge.

In this article, we have shared the reasons as well as the solutions that will help you to stop blinking the LED of your Norcold refrigerator. Let’s fix them!

Why the LED of the Norcold Refrigerator is Flashing Green Light 5 Times

When one of the cooling units of your Norcold fridge couldn’t function properly or it is blocked or ruptured then the system will switch to the lockout mode.

Without the blocked or rupture issue, there are more reasons that can be blamed. 

• The refrigerator running on low voltage.
• Fuses on the control board are loosened.
• Faulty power cord.
• Improper ventilation.

How to Get Rid of Norcold Refrigerator Codes Flashes 5 Times Issues

If there are not any major issues or the cooling unit isn’t damaged then you can solve this issue by resetting the circuit board of your Norcold refrigerator. 

Before resetting the circuit board, do some initial checks like,

• The power cord is functioning properly.
• Check whether the control board is getting a voltage of more than 10.5 volts.
• Also, check whether the roof vent is clear or not. If it isn’t clear then the refrigerator won’t get proper ventilation.
• Check whether the refrigerator is operated within leveled requirements or not. From side to side, it will require 3 degrees, and from front to back, 6 degrees.

Now, let’s find out how to reset the hardwire power board. There are 3 types of power boards available and the procedure is different. Here we have shared the procedure, check with your model and then follow. 

1. Use Jumpering Pins to Reset the Power Board

There are 3 types of procedures available and the Jumpering pin is one of them. You can use this for specific models.  Here is the list of refrigerator models that will allow you to reset the power board by the jumpering pins.

Model	Serial Number
N61/N81	9056491 and lower
N621/N821	9126824 and lower
N623/N823	8970880 and lower
N64/N84	9044283 and lower
N64.3/N84.3	8938727 and lower

Now, let’s reset the power board.

• Step 1: First, turn off the refrigerator and then remove the 12 Vdc positive and negative wires.
• Step 2: Then remove the AC power cord, solenoid gas valve wires, and spark electrode assembly wires.
• Step 3: Now, remove the power board cover and connect the 12 Vdc positive and negative wires. Next, turn the refrigerator on.
• Step 4: After that, you will need to look for Pin 15 on the 16-pin connector. Basically, it’s an empty socket and can be found in the top row. It can be found on the right side of the white or violet wire.
• Step 5: Next, take an insulated jumper and short Pin 15 to the power board ground lug until you hear a clicking sound.
• Turn on and off the refrigerator and check.

Now, you have successfully reset the power board. If still the led is flashing then follow steps 4 and 5 again. If the issue is solved then reconnect the wires again and start using your refrigerator.

2. Use Optical Display to Reset the Power Board

If you own any of the refrigerator models from the table below, you can use the optical display to reset the power board. 

Model	Serial Number
N621/N821	9126824 and higher
N623/N823	8970880 and higher
N64/N84	9044283 and higher
N64.3/N84.3	8938727 and higher

You can reset the power board by clearing the fault history on screen 6. Now let’s clear the history.

• When E and r are displaying on the optical display, press and hold the TEMP SET button.
• After that, when C and L are displaying, release the button and wait for five seconds.
• Lastly, again press and hold the TEMP SET button until E and r are displayed.

3. Use Multi-Standard Wire to Reset the Power Board

If you own any of the refrigerator models from the table below, you can use the optical display to reset the power board. 

Model	Serial Number
N61/N81	9056492 and higher
N621/N821	9126825 and higher
N623/N823	8970881 and higher
N64/N84	9044284 and higher
N64.3/N84.3	8938728 and higher

From procedure 1, follow steps 1 to 3 and then follow the following steps to reset the power board.

• After turning on the refrigerator, check if the refrigerator is operating in manual AC mode.
• Now, take a 10-gauge multi-standard wire. And make sure both ends insulation are stripped.
• Next, insert one end of the wire into the P2-2 opening and hold it. In the meantime, place the other end of the wire on the metal back panel. Now hold them for at least 10 seconds.

Now, turn off the refrigerator and check whether the issue is solved or not. If no then follow the steps again. 

If still, the LED is flashing 5 times, then check the rear side of the refrigerator and if you see any yellow powder on the coil or can smell ammonia then you will need to replace the cooling unit. Contact the nearby customer support and seek help from them today.

Frequently Asked Questions and Answers (FAQs)

Why is my Norcold RV fridge flashing 6 times?

When the high-temperature limit switch has been tripped or if the connection of LIMIT IN and OUT is broken then the Norcold RV fridge starts flashing 6 times.

Why is light flashing 3 times on Norcold refrigerator?

If the AC Heater of your Norcold refrigerator becomes faulty then the LED starts flashing 3 times.

How do I reset the high limit switch on a Norcold RV refrigerator?

Open the rear panel and look for a red switch. You can find it above the LED or beside the compressor. Now, take a strong magnet and then press and hold the red switch with the magnet for 5 seconds. After that, the high-limit switch will reset.

Conclusion

To sum up, if the cooling unit of your Norcold refrigerator isn’t damaged then resetting the power board will get your fridge out of the lockout condition. Follow the appropriate procedure by checking the power board’s serial number. Otherwise, you won’t able to fix this issue properly.