So drop | the reason | Select method |
  The degree of vacuum can not reach  Decreased vacuum  Vacuum instability   | Circulation alkalinity or degree of water increased Or diffuser aperture shrinking scale. | 1. Flush or replace parts with acid. |
2. Adjust the pH of circulating water. | ||
Recycled water in the pool? | Reduce water temperature. More Q part of the circulating water. Or add recycled water | |
Pump down. Pressure suddenly dropped. Flow reduction | 1. Change the pump | |
2. Clean the pump impeller and inner shell scale or foreign body - | ||
Department 铳 leak. | Check the system and plugging | |
Vacuum gauge failure. | Replace the vacuum gauge | |
Bad water entrained a large number of bubbles. Â | 1. Set a baffle between the drain pipe and the centrifugal pump inlet pipe. | |
2. Circulating fluid with a large number of bubbles to be more? Q circulating water | ||
   Pour water (that is, I do not Water from the suction port  Outflow)    | Nozzle, perforated plate aperture corrosion deformation. | 1. More? Q nozzle or porous pull |
2. Adjust the pool pH. | ||
Nozzle, multi-plate processing is not accurate. | Correct processing assurance accuracy in line with the standard drawings. | |
Mixed tube processing is not correct. Surface corrosion, | Correct processing to ensure concentricity, finish in line with the drawings requirements. | |
Porous foreign body blockage | 1. Remove foreign matter. | |
2. Clean the pool. | ||
Pump pressure suddenly dropped | Tackle confusion? 蘩 ç ˜ èš‹ Q. | |
Improper operating procedures. | Off the water pump and the atmosphere flat? | |
Circulating water flows into the system for the above reasons. | Can be installed in the system only reverse valve. | |
Atmospheric pressure fluctuations affect the back pressure. | Take a 1-meter tail pipe under the drain. |
So drop
the reason
Select method
Â
Â
The degree of vacuum can not reach
Â
Decreased vacuum
Â
Vacuum instability
Â
Â
Circulation alkalinity or degree of water increased
Or diffuser aperture shrinking scale.
1. Flush or replace parts with acid.
2. Adjust the pH of circulating water.
Recycled water in the pool?
Reduce water temperature. More Q part of the circulating water. Or add recycled water
Pump down. Pressure suddenly dropped. Flow reduction
1. Change the pump
2. Clean the pump impeller and inner shell scale or foreign body -
Department 铳 leak.
Check the system and plugging
Vacuum gauge failure.
Replace the vacuum gauge
Bad water entrained a large number of bubbles.
Â
1. Set a baffle between the drain pipe and the centrifugal pump inlet pipe.
2. Circulating fluid with a large number of bubbles to be more? Q circulating water
Â
Â
Â
Pour water (that is, I do not
Water from the suction port
Â
Outflow)
Â
Â
Â
Nozzle, perforated plate aperture corrosion deformation.
1. More? Q nozzle or porous pull
2. Adjust the pool pH.
Nozzle, multi-plate processing is not accurate.
Correct processing assurance accuracy in line with the standard drawings.
Mixed tube processing is not correct. Surface corrosion,
Correct processing to ensure concentricity, finish in line with the drawings requirements.
Porous foreign body blockage
1. Remove foreign matter.
2. Clean the pool.
Pump pressure suddenly dropped
Tackle confusion? 蘩 ç ˜ èš‹ Q.
Improper operating procedures.
Off the water pump and the atmosphere flat?
Circulating water flows into the system for the above reasons.
Can be installed in the system only reverse valve.
Atmospheric pressure fluctuations affect the back pressure.
Take a 1-meter tail pipe under the drain.
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