sop for Preventive Maintenance of Colloidal Mill

1.0 Objective
To lay down a procedure for the Preventive Maintenance of Colloidal Mill.
2.0 Scope
This Standard Operating Procedure is applicable for the Preventive Maintenance of below mentioned equipments installed to be followed at formulation plants
3.0 Responsibility
3.1 Engineering Officer / Executive shall be responsible for the execution of this procedure.
3.2 Engineering Manager shall be responsible for the compliance of this SOP.
3.3 Head QA/designee shall be responsible for the compliance of this SOP.
4.0 Abbreviations and Definitions
SOP : Standard Operating Procedure
No : Number
QA : Quality assurance
Qty : Quantity
5.0 Procedure
5.1 Inform the user department, put the main power supply of the unit to ‘OFF’ and display “UNDER MAINTENANCE” board over the panel.
5.2 Preventive maintenance of Colloidal Mill should be carried out as per preventive maintenance master schedule.
5.3 Technician should carry out the Preventive Maintenance work on the Colloidal Mill Machine as per Preventive Maintenance SOP.
5.4 Technician has to visually check the machine and system should be in cleaned condition.
5.5 Take proper safety precautions/ measures prior to carry out the preventive maintenance work like Isolation of Electric power and Utilities (Compressed air, Chilled water) wherever applicable.
5.6 Lint free cloth to be used for cleaning.
5.7 Visually check the machine and the surrounding area is thoroughly cleaned after preventive maintenance work.
5.8 Officer / Executive should check the Preventive Maintenance work is done as per the preventive maintenance.
5.9 Incomplete preventive maintenance work due to shortage of spares and delay in fabrication / modification work to be recorded. The same should be communicated to the Engineering Manager by Engineering Officer / Executive.
5.10 Any other reason, the reason for deferred preventive maintenance for the Colloidal Mill systems should be mentioned by the officer in the preventive maintenance record and it should be acknowledged by Engineering Manager.
5.11 Quarterly maintenance shall be carried out as per following points.
5.11.1 Grease the motors bearings if required replace the same.
5.11.2 Check the rotor or impeller for free movement.
5.11.3 Check all electrical connections (control panel, all motors,) for any loose connections, burned contacts, signs of overheated wires etc. Tight/replace the same.
5.11.4 Checks the neoprene rubber for any wear and tear, if required replace the same.
5.11.5 Check the pressure gauge for proper functioning, if required replace with the calibrated gauge.
5.11.6 Check for the proper earthing for motor and machine.
5.12 Record all the observation in Preventive Maintenance checklist as per Annexure-1.

6.0 Forms and Records
6.1 Quarterly Preventive Maintenance Check list of Colloidal Mill – Annexure-1
7.0 Distribution
7.1 Master copy – Documentation Cell (Quality Assurance)
7.2 Controlled copies – Engineering Department

sop for Preventive Maintenance of Colloidal Mill

sop for Execution of Preventive Maintenance

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