Multiple calls reported the air conditioning unit was fully engulfed in flames on the side of the three-story Best Inn at 555 East Wythe Street around 4 p.m.
Crews found heavy fire showing on the side of the building when they arrived. Firefighters began evacuating the building and conducting searches to make sure everyone had made it out safely.
The fire was marked under control within 12 minutes of dispatch, according to fire officials.
Fire crews shut down the building’s sprinkler system as part of their response.
Fire crews remained actively operating on the scene Sunday evening. Officials urged the public to avoid the area to allow emergency personnel to work.
No injuries were reported.
Officials said the blaze displaced roughly 50 people.