Why is the aircon not working? Electrical power is not working. Wiring problem P.C.B problem. By Good Cool Aircon Servicing Singapore|2019-06-02T12:18:50+08:00April 2nd, 2017|0 Comments Share This Story, Choose Your Platform! FacebookTwitterLinkedInRedditTumblrPinterestVkEmail About the Author: Good Cool Aircon Servicing Singapore Leave A Comment Cancel replyYou must be logged in to post a comment.