Any AC malfunction is a challenge especially during the summer when the above normal temps associated with a malfunctioning HVAC unit can ruin your day. Scott McFarland , our Alaskan technician , arrived happy and well-equipped to do the job which he did skillfully and happily. He explained the issues, the malfunction, and the choice of diagnostic tests and various fixes available. We made our best choice and he efficiently and happily did the work in an efficient time frame and without any fuss of mess. He was delightful , and so is out now well-oiled and well operating HVAC system !