Thursday, December 2, 2010

Operation and Cleaning of Sifter.

1.0  Purpose         :  To provide a  documented procedure for operation, cleaning of Sifter.

2.0       Objective     :   To provide a guide line for safe operation, cleaning of Sifter.
           
3.0       Scope           :   This SOP is applicable for operation, cleaning of Sifter.

4.0       Responsibility     :

·            Primary: Production chemist.
·          Secondary : Production officer.

5.0    Procedure  :
·           Operation:
Ø      Ensure that sieve, gasket, S. S. clamps and scoops are cleaned.

Ø      Fix the required cleaned and intact sieve to the sifter .

Ø      Assemble the sifter properly with clamps.

Ø      Affix the product status label to the machine.

Ø      Keep cleaned HDPE containers below the discharge chute to the sifter lined with polyethylene bag.


Ø        Switch ‘ON’ the sifter and charge material to be sifted on sifter and collect the sifted material in HDPE container fitted below discharge chute.


Ø      After completion of sifting remove the sifted material container and close the polythene bag with nylon thread.

Ø      Loose the clamp and remove the sieve and check the integrity of sieve after sifting
                                     
Ø      Affix the label To Be Cleaned label to the machine.


·          Cleaning of  the Sifter   :

Ø       After completion of activity of  product, remove the all products container’s.

Ø             Before cleaning, remove the all detachable parts like S.S. sieves, S.S. rings,                       hopper etc.

Ø              Clean the above accessories with running potable water and then with methanol using nylon brush to remove the adhered material of previous product.

Ø            Wash the accessories with running potable water to remove the traces of material then finally rinse with purified water. and then after using methanol.
   
Ø             Clean the machine body, motor, guards, wheel etc with wet duster to remove the accumulated powder.

Ø             Ensure that machine body is visually cleaned.

Ø             Ensure that surrounding area is cleaned and free from previous product.

Ø            Ensure that machine accessories are dried, and then assemble all accessories like hopper, sieve, ring etc.

Ø            After affix the label CLEANED to the machine with proper details.


                        GENERAL CONDITIONS & PRECAUTIONS FOR OPERATION:
                           Ensure that machine is cleaned.
                           Ensure that side guards are fitted properly.
                           Wear the nose mask and hand gloves while working in manufacturing area.



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