Get guidelines on recognizing warning signals resembling amazing noises or smells coming from an air conditioner; early detection

http://www.mediafire.com/file/wmc33c4qcogtsya/pdf-72530-20375.pdf

Get info on spotting caution signs and symptoms consisting of extraordinary noises or smells coming from an air conditioner; early detection results in well timed interventions stopping additional smash down the line!