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    what is the best way to cover pool for winter?

    Just curious about what people think of pool covers. I've been using a mesh cover for many years and when I open the pool the water is a mess. Is there a better way? Thanks Ed
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    air in line

    In ground vinyl pool has two skimmers (one of them far and weak) a return on the wall and a bottom return. If both returns are open pool won't prime because there is air in the system. . So to start the pump I must first close off the bottom return. The pool then primes. But with only one...
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    Insufficient pressure. Poor circulation pattern

    I spoke to someone yesterday who sells these pump and I was told that the 1 1/2 hp Pentair superflow pump actually had an effective power of only 1 hp. That is why it is cheaper than the whisperflow model. The manual that comes with it shows a chart with minimum TDH of 55 producing 75 gpm. It...
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    Insufficient pressure. Poor circulation pattern

    One skimmer is at a long distance from the pump. It is virtually useless. It draws very little surface debris. The only skimmer basket that I usually have to empty is the one closer to the pump To measure the head I did the following: I put vacuum gauge under the basket and the pressure gauge...
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    Insufficient pressure. Poor circulation pattern

    Using the formulas for vacuum and pump pressure I came up with the following. If I open bottom return and side return and open both skimmers I got a TDH of around 40. When I closed that bottom return and closed the distant skimmer I came up with a TDH of aroung 45. Both these readings do not...
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    Insufficient pressure. Poor circulation pattern

    I erred when stating that it was 2hp. It is 1 1/2 hp pump. As I said in my original query one of my skimmers being very far from the pump in terms of total pipe length is very weak. I also have lots of 90' turns. Do you thing it would be advisable to upgrade to a more powerful pump. Thanks
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    Insufficient pressure. Poor circulation pattern

    Pool was originally constructed with two returns. One is at the bottom of deep end of pool. It is a return and not a drain. The other return is at the shallow end of pool. There are two wall skimmers. One is very weak because years ago when a leak was discovered in it I replaced the line by...