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SOP for Preventive Maintenance of Equipments

OBJECTIVE
To lay down the procedure for Preventive Maintenance.

SCOPE
This SOP shall be applicable for preventive maintenance of all equipment.

RESPONSIBILITY
Technician/Officer/Executive

ACCOUNTABILITY
Head of Engineering

PROCEDURE
  • A preventive maintenance plan shall be prepared at the month end of December and June for the next six months.
  • Whenever the new equipment is installed, shall be incorporated in the preventive maintenance plan at end of the month as a supplement to the origin.


Preventive Maintenance Plan
  • Preventive maintenance schedule for every month shall be prepared based on the preventive maintenance plan.
  • Preventive maintenance shall be carried out as per the scheduled date.
  • Preventive maintenance schedule for next month shall be issued to the concerned department in the last week of the running month.
  • Preventive maintenance checklists shall be prepared based on our past experience, maintenance manuals, and manufacturer's recommendations for every equipment.
  • Each checklist shall be approved by the head of engineering .
  • The checklist number is an alphanumeric system comprising 12 characters such as the first preventive maintenance checklist prepared for the equipment belongs to the production department will be numbered.
  • Take necessary work permit from the concerned department wherever required.
  • Ensure that right quality of consumables including oil & grease are available.
  • Ensure the main switch of the machine is turned OFF, the fuses have been removed wherever available and utilities are isolated whenever requires Tag UNDER MAINTENANCE label to the equipment.
  • Preventive maintenance should be carried out as per the preventive maintenance Checklist and tick-mark the checks.
  • In case of repeated breakdowns observed during operation, corrective actions should be planned during preventive maintenance.
  • After completing the preventive maintenance, take a machine trial and remove the UNDER MAINTENANCE label.
  • If the machine status is satisfactory, hand over the machine to the respective department representative. In the case of utility and HVAC equipment, performance is to be verified by a responsible engineer.
  • lf the machine status is not acceptable take appropriate corrective action.
  • Symbolically update preventive maintenance schedule and plan as indicated below
o = Planned
 =Executed
o = Planned but not done
 = Rescheduled & done


  • In case of any major part to be replaced, which may affect the machine's performance should take place through a change control procedure.
  • In case the machine is not available for preventive maintenance due to the production plan, the preventive maintenance can be rescheduled within days of the scheduled date.
  • If the machine is not put into use or not used in a complete month, the preventive maintenance shall be carried out once in three months to keep the machine in healthy condition.

ABBREVIATION
SOP: Standard Operating Procedure

ANNEXURE
Nil

REVISION HISTORY
Nil

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