The objective of this Standard Operating Procedure for Preventive Maintenance of Light Fixture is to outline the steps and guidelines for conducting preventive maintenance on light fixtures to ensure optimal lighting quality, safety, and energy efficiency.
SOP for Preventive Maintenance of Light Fixture
- OBJECTIVE:
- To lay down the Procedure for the Preventive Maintenance of Light Fixtures.
- SCOPE:
- This SOP is applicable for the Preventive Maintenance of Light Fixtures installed in plant .
- RESPONSIBILITY:
- Technician/ Electrician shall be responsible for proper execution of Preventive Maintenance of Light Fixture as per SOP.
- Officer/Executive shall be responsible for reviewing the SOP and for ensuring proper execution of Preventive Maintenance of Light Fixtures
- ACCOUNTABILITY:
- Engineering – Head shall be accountable for proper implementation of the SOP.
- DEFINITIONS:
- Nil
- PROCEDURE:
- Preventive Maintenance of Light Fixture shall be executed as per the SOP No.: SOP/EN/XXXYYY – Execution of Preventive Maintenance.
- Ensure that the spare parts are available at the time of preventive maintenance.
- Preventive Maintenance of Light Fixture – Mechanical
- Check and clean top lid cover of the light fixture
- Switch off the power supply of the light fixture from the respective areas LDB.
- Physically check the top lid cover for any damage; dent if required rectify the same.
- Remove the dust from the surface of top cover of light fixtures.
- Clean the terminal boxes and tight the connections; if found loose.
- The cleaning frequency shall be quarterly basis.
- Preventive Maintenance of Light Fixture – Electrical
- Checking of wiring circuit
- Switch off the power supply of the light fixture.
- Clean the wiring contacts with soft brush.
- Check the wiring contacts components for any overheating.
- Checking shall be done quarterly basis.
- Checking and replacement of tube
- Check the wattage/luminous intensity of the light which is to be replaced; it should be of same as per old one.
- Replace the tube light; if observed light is less or short during checking.
- Checking shall be done on quarterly basis.
- The tube light replacement procedure will be as follows for bottom openable light fixtures.
- Switch off the power supply.
- Remove the terminal connection.
- Unscrew the frame and gently remove the frame; and glass of the light fixture.
- Clean the frame and glass of light fixture with mop and cleaning solution.
- Remove the tube light carefully from the tube light holder fittings.
- Remove the dust from the tube light holder fittings.
- Clean the surface above the tube with mop and cleaning solution.
- Replace the old tube light by new tube light if found faulty; fix in tube holder properly.
- Reconnect the wiring as earlier and check the glowing of tube light;
- Check the choke if required replaces the choke.
- Place the glass and frame as earlier and tight the screw.
- The tube light replacement procedure will be as follows for top openable light fixtures.
- Switch off the power supply.
- Unscrew the top lid cover of the light fixture.
- Remove the connections from terminal boxes.
- Remove carefully frame of light fixture from top.
- Clean the frame and glass of light fixture with mop and cleaning solution.
- Remove the tube light carefully from the tube light holder fittings.
- Remove the dust from the tube light holder fittings.
- Clean the surface above the tube with mop and cleaning solution.
- Clean the glass below the tube light with mop and cleaning solution.
- Replace the old tube light by new tube light if found faulty; fix in tube holder properly.
- Reconnect the wiring as earlier and check the glowing of tube light.
- Check the choke if required replaces the choke.
- Place the frame as earlier and tight the screw.
- Place the top lid cover and screw the as earlier.
- Checking of electrical contacts of LDB
- Ensure that the power supply to the LDB is off.
- Open contactor contact points cover.
- Physically checked all the contacts for pitting and carbon deposits in the contacts.
- Clean all the contacts with carbon tetra chloride or with contactor cleaner.
- Replace the contacts if found damaged or welded.
- Checking of contactors shall be done on quarterly basis.
- Post Preventive Maintenance of Light Fixture – Check List
- Record the PM details as per the Format No.: SOP/EN/XXXYYY“light fixture preventive maintenance list of area”.
- Whenever any modifications and major works are carried out to the equipment, the same shall be mentioned in the equipment history card as per the respective SOP.
- Connect the equipment main power supply and start the equipment.
- Ensure that the equipment is running smoothly, without any abnormality.
- If any abnormality is observed in the above, same will be attended in co-ordination with User department Head.
- If any day to day abnormality found in the light fixture that will attended through breakdown intimation memo.
- ABBREVIATIONS
- CRF No. :Change Request Form number
- QA :Quality Assurance
- LDB :Lighting Distribution Board
- IPA :Iso Propyl Alcohol
- SOP :Standard operating Procedure
- REFERENCES
- Nil
- DISTRIBUTION LIST
- SOP shall be distributed to following departments Quality Assurance, Engineering as per user request.
- ANNEXURES
- Light fixture preventive maintenance list of area : SOP/EN/XXXYYY
- Light Fixture Preventive Maintenance Record : SOP/EN/XXXYYY
LIGHT FIXTURE PREVENTIVE MAINTENANCE LIST OF AREA
| Area List for light fixture |
| HR /Admin |
| Engineering Store |
| Streetlight / Outer area /boiler house/panel room |
| Utility area |
| Canteen |
| Warehouse |
| QA |
| QC |
| Production |
| Packing |
| Other |
Light Fixture Preventive Maintenance Record
| Area Name | |
| Frequency | Quarterly |
| Check List | Check | Remark |
| Quarterly Check point of light fixture | ||
| Physically check and clean the top lid cover of light fixture | ||
| Clean the terminal boxes and check the connections, if found loose then tight the same. | ||
| Checking of wiring circuit. | ||
| Visually Checking of luminous intensity of light is adequate. | ||
| Checking of electrical contact of LDBs. |
You may also read about Good Laboratory Practices (GLP)