This article summarizes the steps to change the display to Celsius from Fahrenheit.

Our units often come pre-set to display temperature in Fahrenheit, which may not be suitable for everyone. In this article, we will guide you through the process of changing your PTAC unit's temperature display from Fahrenheit to Celsius, making it more user-friendly for those accustomed to the metric system.

GC 42" & GCDM

Here's a step-by-step guide:

1. Turn on the unit and allow the display the room temperature. 

2. Ensure the unit is not calling for cool or heat.

3. Hold the + and - together for 3 seconds. 

4. When you notice the temperature change to Celsius, you have completed the steps. For example, 85°F degrees will change to 29°C.

GCTW 26"

Here's a step-by-step guide:

1. Plug in the unit and keep the display turned off. If the unit is operating, stop calling for cool or heat and turn off the display. It's a good practise to turn off the PTAC unit to ensure safety during the adjustment process.

2. Hold the + and - or ▲ and ▼ together for 3 seconds. 

3. Once you have seen C, you have adjusted the unit you prefer.

4. Turn On the PTAC Unit: Now that you've made the necessary adjustments, turn the PTAC unit back on. It should now display temperatures in Celsius.

If you wish to change the unit of measurement for temperature from Celsius to Fahrenheit, please follow the above steps.