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SOP for Operation and Cleaning of V Blender

To lay down procedure for Operation and Cleaning of Blender.

Procedure applies to Blenders located in the Production Department.

It is the Operator’s responsibility to operate and clean machine as per this procedure.
The supervisors should ensure procedure is properly followed.


Procedure for Operation
  • Switch off the mains.
  • Check the cleanliness of machine and area.
  • Ensure bottom valve is closed.
  • In PVCB-2000 adjust the position for loading by hand wheel rotation.
  • Fix status label with the details.
  • Unlock the manual handle.
  • Load the materials to be mixed as per the procedure in the BMR.
  • Close the blender by tightening the lid.
  • Lock the lid using lid lock handle.
  • Switch on the mains switch.
  • Check the smooth rotation by inching.
  • Press green switch to start the blender.
  • After completion of mixing press red switch to stop the mixing.
  • Adjust the vertical position of the blender by inching.
  • Unlock the lid.
  • Slowly unload the material to polybag lined containers.
  • Fix status label with the details.

Cleaning for Product to Product Change Over
  • Open the guard by removing with nuts.
  • Open the round lid by removing clamps.
  • Remove the powder from blender with water till visually clean.
  • Wash the guards, lid, and nuts with 1% soap solution.
  • Wash with water till detergent is removed.
  • Rinse with purified water.
  • Fix the lid with screw.
  • Put the status label.
  • If the machine is not used within 24 hours machine should be recleaned by following above procedure.

Cleaning for Batch to Batch Change Over
  • Fix the status label.
  • Open the guard lid by removing wing nuts.
  • Open the round lid by removing clamps.
  • Wipe out the powder from the blender with lint free dry cloth.
  • Clean the foundation with cloth.
  • Fix the guard lock with screws.
  • Fix the round lid by clamps
  • Fix the status label.

SOP: Standard Operating Procedure.
BMR: Batch Manufacturing Record.


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