NO - as air conditioning systems use fluorinated gases as refrigerants, all work on them must be done by professionals holding valid F-Gas certification. There is a range of different qualifications and certifications that apply for this, so it's always best to ask someone who is qualified to do this.
Strathdon
Strathdon is an area in Aberdeenshire, Scotland. It is situated in the strath of the River Don, 45 miles west of Aberdeen in the Highlands. The major village in the strath is additionally called Strathdon, although it was originally called Invernochty because of its area at the confluence of the River Don and also the Water of Nochty. Strathdon is a casual geographical location. This means that there are no precise boundaries in regards to where it starts or ends. It is the founding location of the Lonach Highland and Friendly Society, and the Lonach Highland Event. This is a traditional Highland Gathering with the heavy sport occasions such as throwing the caber, hammer and so on, and it likewise hosts a competition of Highland dancing. Dancings include the kept in mind 'Highland Fling', 'Sword Dance', 'Seann Triubhas' and 'Reel of Tulloch'.