Above-ground pool maintenance

Here's all the steps for a good above-ground pool maintenance :

1:29 - skimmer
3:20 - three-way valve
4:39 - ball valve
5:13 - pump
9:31 - three-way valve
11:17 - filter : when to clean it
12:44 - filtrer : how to clean it
17:20 - water heaters
19:08 - water treatment systems
19:43 - salt system : adding salt
22:17 - salt system : chlorine production
23:56 - salt system : cleaning the cell
24:52 - ozone system
26:51 - water return
27:26 - water chemistry
30:29 - vacuuming