Thermo King has a number of alarm codes, each having a unique meaning, but they all serve to alert you when there’s a problem with the reefer. Although someone new to the system might have a manual with detailed information about what every code means, it’s the clearing part that many of us struggle with. It’s common to come across someone unsure of how to clear Thermo King codes once they show up.
To clear Thermo King codes, follow these steps:
- Press the ‘Menu’ button to access the main menu
- Three of the four buttons are assigned values
- Long-press the ‘Exit’ and the ‘Empty’ button together for a few seconds until you get to the second menu
- Press the ‘Next’ button to scroll to ‘Alarms’
- Press ‘Select.’ Here, you’ll see all the alarms that need clearing
That’s not all, as you still need to know how to fix the 63 Thermo King alarm code. Read on to find out how to fix this code, and find the most common Thermo King codes and their meanings.
The Best Way to Clear Thermo King Codes
Thermo King alarm codes are meant to safeguard and alert you in case there’s a problem with the unit. It’s not a cause for concern if you are used to the system like me, but it might be frustrating if it’s your first time handling a Thermo King reefer.
There’s always an exclamation symbol on the LCD screen once an alarm code has been triggered, and it will only go away if you can clear the code. Clearing these codes is not rocket science, and you can do so within minutes.
Identify the Buttons
Before you can clear the codes, you should know there are six buttons around the Thermo King alarm interface. Here, we’ll only concentrate on the four located beneath the LCD display.
Three of the four buttons have values assigned to them, with one left empty, and the values are:
- Exit – Jumps backward while in the ‘Menu’
- Select – Allows you to choose from the menu options
- Next – Makes it possible to navigate the menu
Now, let’s learn how to clear the codes.
Clear the Codes
Now that you know the use of the buttons, you can clear the codes.
Here’s how to clear Thermo King codes:
- Press the ‘Menu’ button to access the main menu
- Press the empty button together with the one labeled ‘Next’ for a few seconds. This will open up a second menu
- Use the ‘Next’ button until you get to ‘Alarms.’
- Press ‘Select’ to access it, and here you’ll be able to clear the codes by pressing ‘Clear.’
Repeat this to clear all codes if there’s more than one.
How to Fix the 63 Thermo King Code
The 63 Thermo King code indicates a serious problem that requires immediate attention. The code is associated with the engine’s status, indicating the engine has stopped working. It’s a common problem when the engine has run for too long, and there’s too much heat, and it’s known to many as vapor lock.
When the temperatures get too high, it’s typical for the fuel in the lines to vaporize, causing the vapor motor to stop working.
The remedy for 63 code is these 3 simple steps:
- Let the engine cool by turning it off and parking under shade.
- Ensure the engine has cooled down and pour cold water over the fuel lines.
- The cooldown takes a few minutes, and then the code disappears.
You can start the engine once you’re sure the engine is cool.
Common Thermo King Codes
Thermo King has a huge list of alarm codes, with each code assigned a different meaning.
The most common codes to keep an eye out for are:
- 63 – Mainly affects the engine and is red
- 10 – High discharge pressure and is red
- 20 – Associated with a failed motor vapor and is yellow
- 26 – Indicates there’s a problem with the refrigeration and is yellow
- 61 – Associated with low battery voltage and is yellow
- 32 – Refrigeration capacity is beyond lower levels and is red
- 25 – Alternator needs checking and is yellow
Now, let’s take a look at what the colors mean for Thermo King codes.
What Do the Colors for Thermo King Codes Mean?
You may notice that each Thermo King code is assigned one of three colors. What do these colors mean?
The colors for Thermo King codes mean the following:
- Red – A high priority and requires immediate attention
- Green – Doesn’t require immediate attention; caused mainly by other active alarms
- Yellow – Indicates there might be a minor problem that you can check without calling a technician. Mainly includes the battery and voltage
Now you know the meaning of each Thermal King code and their colors.
Outro
Thermo King codes are there to alert a driver of any conditions that might affect normal operations. Clearing the codes is easy, as you only have to locate ‘Alarms’ in the main menu and hit the ‘Clear’ button. This can be done in less than five minutes.
