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.
Lochgilphead
Lochgilphead is a town and former burgh in Argyll and Bute, Scotland, UK, with a population of around 2,300 people. It is the management centre of Argyll and Bute. The village lies at the end of Loch Gilp (a branch of Loch Fyne) and pushes the financial institutions of the Crinan Canal. Lochgilphead rests on the A83, with Ardrishaig 2 miles (3 km) to the south and Inveraray 24 miles (39 km) to the north-east; Oban lies 37 miles (60 kilometres) north on the A816. The council is based at Kilmory Castle, around which is located a woodland park and an Iron Age ft. Forestry and also Land Scotland likewise have an office there. Lochgilphead's centers consist of a swimming pool, sports centre, angling take on store, three financial institutions, Co-op Food supermarket, 2 petrol stations, 3 homewear and also hardware stores, a Renault dealer, an area medical facility run by the neighborhood General practitioners (with an A&E department and also a psychiatric hospital), a 9-hole fairway, bowling club, a hydrotherapy pool, a regional land fill site at Dunchologan and Lochgilphead High School. The town is house to shinty group Kilmory Camanachd and football group, Lochgilphead Red Star.