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vacuum pumping sand on film to break vacuum sealing

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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vacuum pumping sand on film to break vacuum sealing
What do all the Multiport valve settings actually do ...
What do all the Multiport valve settings actually do ...

If your swimming pool has either a sand ,filter, or a D.E. (Diatomaceous Earth.) ,filter, then it will almost certainly have a Multiport ,valve,. It will be positioned either on the top or sometimes on the side of the ,filter tank, and have a locking lever that can be turned to any one of 6 positions.

How do you backwash a Hayward Pro Series sand filter?
How do you backwash a Hayward Pro Series sand filter?

An initial, backwashing, of the, filter, is recommended to remove any impurities or fine, sand, particles in the, sand, media. Turn, pump, off and set, valve, to RINSE position. Start, pump, and operate until water in sight glass is clear—about 1/2 to 1 minute. Turn, pump, off, set, valve, to, FILTER, position and restart, pump.

Filter Systems - Blue Torrent Pool Products
Filter Systems - Blue Torrent Pool Products

8/10/2019, · 12″ Sand ,Filter,; Corrosion Resistant Resin ,Tank,; Energy Efficient 1/2 HP Motor and ,Pump,; Hair and Lint Strainer Equipped ,Pump,; 4 Way Automatic ,Backwash Valve,; Connection Tee for PTG Pools; Connection Tee for Intex Pools; ,Filter, System Base Included; Pool Connection Hoses and Clamps

How to Clean a Pool Sand Filter | PoolCareExpert
How to Clean a Pool Sand Filter | PoolCareExpert

14/9/2020, · The cleaning process for, sand filters, is easy because you, backwash, the, sand, in the, filter., All, sand filters, are installed with a multiport valve to allow, backwashing. Backwash, the, filter, every week in the summer season. During the winter season you may, backwash, less frequently. Follow this procedure: Switch off the, pump, motor at the power supply. Turn the multiport, filter valve, to the, backwash, setting. Switch on the, pump.

How To Backwash A Pool Sand Filter - Trojan Pool Services
How To Backwash A Pool Sand Filter - Trojan Pool Services

2. Set the, sand filter, multi port, valve handle, to the, BACKWASH, position and ensure the handle locks in place. 3. Turn on the, pump, and allow the, sand filter, to, backwash, for 2-3 minutes or until the water in the sight glass (typically located on the top of the filter) is visibly clear.

How To Backwash A Pool Sand Filter - Trojan Pool Services
How To Backwash A Pool Sand Filter - Trojan Pool Services

2. Set the sand filter multi port valve handle to the BACKWASH position and ensure the handle locks in place. 3. Turn on the pump and allow the sand filter to backwash for 2-3 minutes or until the water in the sight glass (typically located on the top of the filter) is visibly clear.

Backwash a Sand Filter | The Pool Factory
Backwash a Sand Filter | The Pool Factory

When To, Backwash, A, Sand Filter,. The pressure gauge is the best way to check for when it is time to, backwash, a, sand filter,. A normal pressure gauge reading for a, sand filter, would be between 8-10 PSI. It is a good time to, backwash, a, sand filter, when your PSI reaches 15 or higher.

How To Backwash And Change The Sand In Your Sand Filter?
How To Backwash And Change The Sand In Your Sand Filter?

1. Turn off the, pump, 2. Stretch Out the, backwash, hose to the appropriate draining area. 3. Turn the multiport, valve, to the, backwash, position. 4. Turn, pump, on and watch the sight-glass until water looks clear. 5. Turn, pump, off and move the Multiport, valve, to the rinse position. 6. Turn, pump, on for approximately 15-30 seconds. 7.

SAND/DE SLIDE VALVE MANUAL
SAND/DE SLIDE VALVE MANUAL

After backwashing, turn off pump. Push valve handle DOWN and turn to LOCK position. The Valve returns to filtering position. SAND FILTER OPERATION FILTER: For normal filtering, handle should be in the UP/LOCK position. Also use in this position for vacuuming. BACKWASH: To backwash filter, turn off pump. Turn valve handle counterclockwise to OPEN position. Push handle straight DOWN

How to Replace a Filter Backwash Valve | InTheSwim Pool Blog
How to Replace a Filter Backwash Valve | InTheSwim Pool Blog

DE and Sand filters, use either a Multiport valve (MPV) or a Push-Pull (slide) valve to, backwash,, or send the water backwards through the, filter, media, flushing out the dirt. These types of multi-directional valves are very convenient, but they do require maintenance.

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