ZENY Automatic Climb Wall Swimming Pool Cleaner Set Cleaning Equipment Tool Above Ground in Ground Hover Suction W/33FT Hose (#01) Kind reminder: This Second Generation Pool Cleaner featured with diaphragm for better performance. Soft and thickened pleated seal (base plate) to clean your swimming pool gently and thoroughly, Operation Video link: https://youtu.be/nfIg7UjdJnA Easy to install in minutes, no tools needed, perfect for clean dirt, bugs, twigs, sand, and debris. Overall hose length 32.8ft, Require At Least A 0.5 Hp Swimming Pool Pump to Function Properly Clean your pool from top to bottom automatically and effortlessly, Vacuum pools regardless of size, shape, or constructio Attaches to your existing filtration system, Clean fast with minimal sound *WARM NOTE*: Question 1---Not climb the wall properly----Pls adjust the water flow. The water flow regulator has an adjuster knob and if you torn left or right you increase or decrease the water flow to the cleaner. You have to get just the right amount of water to the cleaner. In addition, pls check the pipes length, if it is too long or too short, it can not climb the wall. Pls try to add 2 pipes or take off 2 pipes. Question 2 --- Not sink to pool--- Pls use the blue heavy connector.