Preventive Maintenance of Solution Stirrers

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  • OBJECTIVE:

To describe a procedure for the preventive maintenance of Solution Stirrers.

  • SCOPE:

This SOP is applicable for preventive maintenance of Solution Stirrers

  •  RESPONSIBILITY:

      Assistant Engineer/Above shall be responsible for implementation and compliance of  the SOP.

 

  • ACCOUNTABILITY:

Manager-Engineering / Manager-Production / Head-QA shall be accountable for implementation and compliance the procedure mentioned in this SOP.

  • ATTACHMENT:

             Preventive maintenance checklist of Solution Stirrers       –              Attachment -I

  • PROCEDURE:
    • Preparation of preventive maintenance plan:
      • Inform the concern person before starting preventive maintenance.
      • Ensure that no activities are carried out in the respective machine.
      • Ensure that the respective system electrical supply is switched “OFF”
      • Before carrying out the preventive maintenance display status board as “UNDER PREVENTIVE MAINTENANCE” on the electrical panel and machine.
    • FREQUENCY:

Quarterly

  • CHECKLIST:

Solution Stirrer Tanks:

  • Check all electrical terminals of main supply and main panel for any loose wires.
  • Check the machine for proper earthing.
  • Check dual starter buttons for proper working. Clean carbon from contactor and relay.
  • Check motor connections for tightness. Check motor shaft and impeller shaft for proper working.
  • Check lifting pump and motor assembly for proper working. Check impeller and motor shaft for alignment. Check seal of pump for leakages.
  • Check and lubricate bearings and nut bolts for wear and tear where applicable.
  • Close all the lids for proper closing where applicable.
  • Start and run the machine in Auto/Manual mode.
  • Check and observe the machine for its normal working.

Portable Stirrers:

  • Check all electrical terminals of main supply and main panel for any loose wires.
  • Check the machine for proper earthing.
  • Check motor connections for tightness. Check motor shaft and impeller shaft for proper working.
  • Check motor and pulleys for proper working. Check v-belt for any damage, change if required where applicable.
  • Check and lubricate bearings and nut bolts for wear and tear where applicable.
  • Start and run the machine in Auto/Manual mode.
  • Check and observe the machine for its normal working.

Coating Stirrers:

  • Check all electrical terminals of main supply and main panel for any loose wires.
  • Check the machine for proper earthing.
  • Check Carbon brushes and stirrer regulator for proper working where applicable
  • Check and lubricate bearings and nut bolts for wear and tear where applicable.
  • Start and run the machine in Auto/Manual mode.
  • Check and observe the machine for its normal working.
  • After completion of the above procedure remove the “UNDER PREVENTIVE MAINTENANCE” status board from the machine and the respective electrical panel.
  • Affix the Preventive Maintenance Status on machine as per Attachment – I of SOP/EN/003.
  • Update the status label of the machine after the completion of preventive maintenance.
  • After performing the preventive maintenance activity of machine, respective area supervisor shall check and note the details on respective Equipment Sequential Log Book.
  • Junior Engineer/ above shall record the activity in respective attachment of SOP for Preventive Maintenance of Solution Stirrers (SOP/EN/067).
  • REFERENCES:

In-house

  • ABBREVIATIONS:

SOP: Standard Operating Procedure

Engg: Engineering

  • DISTRIBUTION LIST:

Engineering

Production

Quality Assurance

10.0     HISTORY OF REVISION:

Version No. Effective Date Reason for Revision

 

SOPs