1. OBJECTIVE            

1. To lay down a procedure for Preventive Maintenance of Vibro Sifter – 12”, 30”.

• 2.0 RESPONSIBILITY  

• Assistant – Engineering  – To follow the SOP

• Executive – Engineering – To comply the SOP

• 3.0 PROCEDURE                      

• Monthly Maintenance

• Check the hopper supporting compression springs for tension and balancing of the hopper.

• Check the motor amps and working condition should be with in the limits.

• Check the lead weights for proper vibrating, if required increase or decrease the vibration according to the working action.

• Lubricate the motor bearings by using grease gun.

• Check the hopper holding clamps and gaskets, if required replace the gasket.

• Yearly Maintenance   

• Check the motor bearings condition for abnormality, if required replace the bearings.
• Check the motor winding resistance, load current and starter contactors condition, if required clean the contactors with CTC or replace the contactors.

• Check the castor wheels for free movement, if required clean the bearings and apply the grease to the bearings.

• Check the condition of the compression springs, if required replace the springs with new springs.

• 4.0 ABBREVIATIONS    

• CTC : CARBON TETRA CHLORIDE

• 5.0 REFERENCES           

Nil.

• 6.0 ANNEXURES

• Annexure-1    Monthly preventive maintenance checklist.
• Annexure-2   Yearly preventive maintenance checklist.

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