Our Brands

{"support":{"yesButton":"yes","noButton":"no","feedback":{"title":"What can we do to improve?"},"submitButton":"Submit","successMessage":"Thank you for your feedback","title":"Did this answer your question?","feedbackPercentLabel":"of people found this helpful","captcha":{"error":"Please tick the box"}}}

Search FAQs

{"searchBar":{"inputPlaceholder":"Search by keyword or ask a question","searchBtn":"Search","error":"Please enter a keyword to search"}}

ACOA5XX cooling failure

This dcoument describes the issues that can cause an ACOA5XX cooling failure.

Product line:

All Serial Numbers.

Supply Air Temperature> 90 F and Cooling Output < 4 kW.


Supply Air Temperature> 90 F and Cooling Output < 4 kW

OA will shut down

OA will restart after 5 Min

If conditions still exists after 60 seconds OA will shut down.

tf = 300oF* sec/ tsup - 90oF


Tsup is the average supply air temperature in oF


Users group

Discuss this topic with experts

Visit our Community for first-hand insights from experts and peers on this topic and more.

Can't find what you are looking for?

Reach out to our Customer Care team to receive information on technical support, assistance for complaints and more.