How to shut down the pharmaceutical purified water equipment?

According to production requirements and maintenance requirements, the pharmaceutical purified water equipment may need to be shut down, so how to operate without errors and not affect the use state of the equipment when it is turned on again? Let's take a look at how to shut down the pharmaceutical purified water equipment? 1.
When When it is necessary to close the pharmaceutical purified water equipment, before closing the high-pressure pump, slowly open the concentrated water regulating valve, and flush the RO membrane with low-pressure water flow (preferably pure water or high-quality inlet water)
.

2.
Turn off the raw water booster pump and the raw water supply valve
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3.
Turn off the main power switch
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4.
Check whether each pressure gauge is zero
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5.
Wipe off the water marks on the machine, especially the electrical equipment and components
.

The above steps are the correct shutdown method of the pharmaceutical purified water equipment, so how can we ensure that the performance of the pharmaceutical purified water equipment will not be affected by the shutdown? After we understand the shutdown method, it is necessary to understand the maintenance work during the shutdown of the equipment.
After more than 48 hours, the following points must be paid attention to: 1.
The membrane element should be kept wet.
The dry membrane element will lose flux and cannot be recovered
.

 　　2.
The equipment can effectively prevent microbial derivation or flush it regularly every 24 hours
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 　　3.
The equipment should be protected from temperature changes
.

 　　The above is the correct shutdown steps of the pharmaceutical purified water equipment provided by professional and technical personnel.
I believe that everyone has a certain understanding.
The editor recommends that the personnel operating the pharmaceutical purified water equipment should undergo professional training to avoid losses caused by wrong operations
.