Frequently Asked Questions

Hydro 4 and Hydro 6 are mainly suitable for small and medium domestic pools and small commercial pools with a water depth of less than 20m and a surface area of less than 350m2.

There are no restrictions on the shape of the pool. The working water temperature range is 5 to 40℃, the working depth is 0.8-5m and the chlorine level is 4ppm. Salt content below 10,000 ppm, pH 7-7.8 water environment.

It can be used to clean thermal pools, but we do not recommend it for cisterns and fish ponds.

Hydro 4：400mm*400mm*250mm 7.5Kg

Hydro 6：480mm*480mm*290mm 12.5Kg

Yes, but please try to avoid using the power control box in prolonged rain. The Power Control Box should be placed in a rainproof location.

Hydro 4 buoyancy cable: 15m

Hydro 6 buoyancy cable: 18m/25m

Swimming pool bottom, swimming pool walls and swimming pool waterline.

① 150um nylon filter, used for season opening or daily cleaning of private pools;

② 120g PET non-woven pleated filter paper, used for daily maintenance and cleaning of high-quality private pools;

③ 2mm polyester bag, used for daily cleaning of medium and large commercial pools;

④ 0.5mm single-side brushed velvet cloth, this material is used for daily cleaning of domestic swimming pools.

Hydro Series swivel rings are used to prevent tangling of cables.

Yes, the Hydro series can be used to vacuum liquid flocculants or other clarifying agents.

You can use clean water at a certain pressure to rinse. For stubborn stains, you can use a water pistol.

The filter can become clogged after a period of use. Cleaning the filter in time may solve the problem of not being able to climb the wall.

Please follow the instructions in the manual.