Chicks are like human infants. They make their needs known very loudly so someone will pay attention. Satisfy these needs and the chicks quiet down. It's not rocket science.
After they get a few weeks into their little lives, they learn how to boss us around to get what they want. Not need...
Yes. A loudly chirping chick has a problem. It's your job to find out what it is.
One reason for loud chirping is the chick is cold. Another is that it's constipated. The two can go hand in hand.
Check the heat footprint under the heat source. If there is no heat source, and you're relying on...