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  1. M

    Sand filter multioprt value sucks air

    Hey guys. I have a Hayward sand filter running with SP071620T multi-port value that I purchased two years ago. Recently I noticed my pump loses prime after it's turned off. I figured out the air is coming from the multi-port value. Whenever the pump is turned off, I can hear air suction sound...
  2. M

    Pump choose

    Hey guys. I'm planing on getting a new pump. There's my current pump. A.O.Mith CAT B748 SERIAL CB01-23 HP 2.0 SF 1.3 HZ 60 RPM 3450 VOLTS 230 AMPS SF 11.5 I just installed a Hayward S310T2 sand filter and drained the pool due to the high CYA level(around 300ppm) My pool is around 20000 to...
  3. M

    Sand filter choosing

    I have a DE filter and trying to clean a green pool. I had to wash and precoat the filter twice a day because it got dirty and stopped flowing quickly. I'm thinking about getting a new sand filter. My in ground pool has about 30000 gallons water and the pump is AO Smith, 2HP. Right now I'm...
  4. M

    Pipe connection

    Hi guys. I'm new here. I just bought a house with a pool. I used to live in Ohio and I have no idea about pools. I did some search online and try to maintain it by myself. I turned the pump off and noticed the spa drained water into pool or somewhere else. Could you please help me take it look...