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sop for replacement of water system filters

 

sop for replacement of water system filters

 

1.0 OBJECTIVE
1.1 To describe a procedure for procedure for the replacement of filter.
2.0 SCOPE
2.1 This procedure is applicable for the filters installed in the water system
3.0 RESPONSIBILITY
3.1 The Maintenance operator performs the replacement of water system filter as per this SOP.
3.2 The Maintenance Officer/Executive shall execute this SOP.
3.3 Head of Maintenance department shall ensure the compliance of this SOP.
4.0 ACCOUNTABILITY
4.1 Head Engineering
5.0 PROCEDURE
5.1 Replacement of Cartridge filter
5.1.1 Cartridge filter shall be replaced every after 6 month’s basis or whenever pressure of cartridge filter is more than 3 kg/cm2.
5.1.2 Replace the of old cartridge filter by new one which is having the same micron rating.
5.1.3 If there is water flow from filter housing, stop the water flow.
5.1.4 Remove the filter from the filter housing by unscrewing filter coupling.
5.1.5 Replace the cartridge filter with new one.



5.1.6 Check the tight fitting and Perform the integrity test of installed filter (for 5 micron filters).
5.1.7 Update the status label provided for replacement date and due date.
5.1.8 Start the water flow and check for any leakage from housing.
5.1.9 The cartridge filter replacement record shall be maintained as per format ‘Cartridge Filter Replacement Record’, Format No
5.2 Replacement of Vent filters:
5.2.1 Stop the distribution pumps, switch of the UV lamps and drain the water from the Storage tank.
5.2.2 Remove the filter along with housing from the storage tank by opening TC clamp.
5.2.3 Cover the tank TC end.
5.2.4 Remove the filter from the housing and replace the new filter in the housing.
5.2.5 The storage tank and loop should be sanitized after replacement.
5.2.6 After sanitization fill the tank with purified water and start the distribution pump.
5.2.7 Check the parameters like pressure, conductivity and flow.
5.2.8 The Filter shall be replaced; if any related deviations are observed in microbial tests it shall be replaced. The vent filter replacement

record shall be maintained as per format ‘Vent Filter
5.2.9 Replacement Record’, Format No.



6.0 TRAINING
6.1 Trainer – Head- Engineering.
6.2 Trainee – All Concern Person.
6.3 Period – One hour or as per required.
7.0 DISTRIBUION
7.1 One set of master copy & controlled copy submitted the quality assurance department.
8.0 ENCLOSURE
8.1 : Cartridge Filter Replacement Record
8.2 : Vent filter replacement record
9.0 ABBREVIATIONS
9.1 SOP : Standard Operating Procedure
9.2 END : Engineering Department
9.3 QA : Quality Assurance

 

CARTRIDGE FILTER REPLACEMENT RECORD

 

 

Date

Cartridge Filter  

 

Reason for Replacement

 

Done By

 

 

Checked By

 

 

Remark

 

ID No.

 

Size in micron (µ)

 

Observed Value

(Limit:_NMT3.0kg/cm2)

               

 

VENT FILTER REPLACEMENT RECORD

 

 

Date

Vent Filter  

Reason for Replacement

 

Done By

 

 

Checked By

 

Remark

 

ID No.

 

Size in micron (µ)

       
             

 

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