A detailed Escalator WEEKLY preventive maintenance checklists
1. Visual Inspection
2. Mechanical Components
- Listen for any irregular sounds during operation.
- Observe for excessive vibrations while the escalator is running.
- Document any unusual findings for further inspection.
- Look for visible signs of wear or fraying on chains and belts.
- Ensure proper tension is maintained according to specifications.
- Replace any components that show significant wear.
- Use a torque wrench to check the tightness of all fasteners.
- Refer to the manufacturer's specifications for correct torque values.
- Retighten any loose bolts as necessary.
- Clear any debris from the rollers and guide tracks.
- Check for signs of wear or damage on rollers.
- Ensure rollers are adequately lubricated as per guidelines.
- Examine each step tread for surface wear or cracks.
- Check for misalignment with adjacent steps.
- Replace or realign any damaged or misaligned treads.
- Ensure landing plates are flush with the escalator steps.
- Verify that all attachment points are secure.
- Adjust or repair any misaligned landing plates.
- Inspect comb plates for signs of wear or damage.
- Ensure comb plates are level with the escalator steps.
- Replace any comb plates that are worn or misaligned.
- Run the escalator and observe the handrail movement.
- Check for any misalignment or unusual noises.
- Adjust the handrail system as needed for smooth operation.
- Test the emergency stop switch to ensure it functions correctly.
- Check for any physical damage or obstruction.
- Replace the switch if it fails to operate.
- Inspect bearings for signs of wear or damage.
- Ensure they are properly lubricated according to specifications.
- Replace any bearings that show significant wear.
- Test the emergency brake system to confirm it engages.
- Listen for unusual sounds during engagement.
- Adjust or repair the system if it does not function smoothly.
- Measure the speed of the escalator during operation.
- Compare the measured speed with manufacturer specifications.
- Adjust the speed control settings if necessary.
- Check hydraulic lines and connections for leaks.
- Verify fluid levels against manufacturer recommendations.
- Top off fluids or repair any leaks as needed.
- Check the motor for overheating during operation.
- Inspect for any unusual vibrations or noises.
- Service or replace the motor if signs of wear are present.
- Inspect all safety guards for proper installation.
- Ensure that covers are secure and undamaged.
- Replace or repair any missing or damaged guards.
3. Electrical Systems
- Press the emergency stop button.
- Confirm that the escalator stops immediately.
- Release the button and check for a normal restart.
- Ensure the button is not sticky or jammed.
- Check for any illuminated warning lights.
- Record any displayed error codes.
- Refer to the manual for error code meanings.
- Ensure all indicators are functioning properly.
- Inspect visible wiring for fraying or damage.
- Look for corrosion on connectors and terminals.
- Tighten any loose connections.
- Replace any damaged wires immediately.
- Check grounding connections at the main panel.
- Use a multimeter to verify continuity.
- Look for any signs of rust or damage on ground points.
- Ensure grounding system meets safety standards.
- Press the emergency stop button.
- Confirm that the escalator stops immediately.
- Release the button and check for a normal restart.
- Ensure the button is not sticky or jammed.
- Check for any illuminated warning lights.
- Record any displayed error codes.
- Refer to the manual for error code meanings.
- Ensure all indicators are functioning properly.
- Inspect visible wiring for fraying or damage.
- Look for corrosion on connectors and terminals.
- Tighten any loose connections.
- Replace any damaged wires immediately.
- Check grounding connections at the main panel.
- Use a multimeter to verify continuity.
- Look for any signs of rust or damage on ground points.
- Ensure grounding system meets safety standards.
- Identify all circuit breakers in the panel.
- Test each breaker by flipping it off and on.
- Look for any tripped breakers and reset them.
- Replace any breakers that do not function properly.
- Use a multimeter to measure voltage.
- Check voltage at the input and output of components.
- Compare readings with manufacturer specifications.
- Document any discrepancies for further inspection.
- Feel connectors and terminals for excessive heat.
- Inspect for discoloration or melting.
- Replace any overheated components.
- Ensure all connections are secure to prevent heat buildup.
- Activate alarms and indicators manually.
- Listen for audible alarms and check visual indicators.
- Confirm that all alarms reset properly.
- Document any non-functioning alarms for repair.
- Inspect enclosures for tight seals and closures.
- Check for signs of moisture inside enclosures.
- Remove any debris or obstructions around enclosures.
- Ensure gaskets are intact to prevent moisture ingress.
- Inspect the motor for any signs of wear.
- Check for unusual noises during operation.
- Verify all connections to the controller are secure.
- Test the controller settings for proper operation.
- Inspect each fuse for physical damage.
- Test continuity of fuses using a multimeter.
- Replace any blown fuses with the correct rating.
- Document any fuse replacements for maintenance records.
- Check the battery status indicator.
- Test the battery under load conditions.
- Ensure connections are clean and secure.
- Replace any batteries that are not holding charge.
- Record all maintenance activities in the log.
- Note any issues found during inspection.
- Schedule follow-up inspections for unresolved issues.
- Ensure documentation is clear and accessible.
4. Safety Features
- Engage the escalator and observe brake engagement.
- Apply a load test to check for proper function.
- Listen for any unusual sounds during operation.
- Record findings in the maintenance log.
- Test each emergency stop switch for functionality.
- Verify that the escalator halts promptly when activated.
- Inspect the switch labels for clarity and visibility.
- Document any issues found in the maintenance log.
- Measure the speed of the handrails and steps.
- Ensure speeds are synchronized within acceptable limits.
- Adjust if discrepancies are found during testing.
- Log results for future reference.
- Inspect barriers for any physical damage or wear.
- Ensure signage is clean and legible.
- Replace any damaged or missing signs immediately.
- Document any repairs needed.
- Engage the escalator and observe brake engagement.
- Apply a load test to check for proper function.
- Listen for any unusual sounds during operation.
- Record findings in the maintenance log.
- Test each emergency stop switch for functionality.
- Verify that the escalator halts promptly when activated.
- Inspect the switch labels for clarity and visibility.
- Document any issues found in the maintenance log.
- Measure the speed of the handrails and steps.
- Ensure speeds are synchronized within acceptable limits.
- Adjust if discrepancies are found during testing.
- Log results for future reference.
- Inspect barriers for any physical damage or wear.
- Ensure signage is clean and legible.
- Replace any damaged or missing signs immediately.
- Document any repairs needed.
- Test emergency lighting for proper operation.
- Check that light intensity is sufficient for visibility.
- Replace any non-functional bulbs or fixtures.
- Record maintenance actions taken.
- Check all step lights for illumination.
- Ensure lights are positioned correctly for visibility.
- Replace any burned-out bulbs immediately.
- Log findings and actions taken.
- Inspect treads for wear and tear.
- Ensure anti-skid properties are effective.
- Replace any deteriorated treads as needed.
- Document the condition in maintenance records.
- Test safety edge sensors with various obstacles.
- Ensure sensors respond appropriately to obstructions.
- Adjust sensitivity if necessary.
- Record results and any adjustments made.
- Inspect all panels for secure fittings.
- Tighten or replace any loose or damaged panels.
- Ensure no sharp edges are exposed.
- Log any repairs completed.
- Check the escalator's base and surrounding area.
- Remove any debris or obstructions immediately.
- Ensure clear access to all safety features.
- Document the inspection results.
- Examine logs for any outstanding safety issues.
- Confirm that all issues have been resolved.
- Follow up on any pending maintenance actions.
- Record any observations during the review.
- Evaluate the escalator's environment and usage.
- Identify potential hazards and risks.
- Develop mitigation strategies for identified risks.
- Document findings and recommendations.
- Review existing safety instructions for clarity.
- Ensure instructions are displayed prominently near the escalator.
- Update instructions as needed based on feedback.
- Check for user accessibility and understanding.
5. Cleanliness
- Use a broom or vacuum to clear steps and landings.
- Collect any loose items, such as paper or litter.
- Inspect for and remove any stuck debris in the gaps.
- Ensure all areas are accessible and no debris is left behind.
- Use a damp cloth with a mild cleaning solution.
- Wipe down the entire length of the handrail thoroughly.
- Pay special attention to areas with high contact.
- Dry the handrails to prevent slipping.
- Inspect the pit for any debris or obstructions.
- Remove any water accumulation using a pump or towels.
- Check drainage systems for blockages.
- Ensure no tools or equipment are left in the pit.
- Look for spills, litter, or obstacles near the escalator.
- Ensure clear access to emergency exits.
- Check for proper signage and visibility.
- Report any safety hazards to maintenance personnel.
- Use a broom or vacuum to clear steps and landings.
- Collect any loose items, such as paper or litter.
- Inspect for and remove any stuck debris in the gaps.
- Ensure all areas are accessible and no debris is left behind.
- Use a damp cloth with a mild cleaning solution.
- Wipe down the entire length of the handrail thoroughly.
- Pay special attention to areas with high contact.
- Dry the handrails to prevent slipping.
- Inspect the pit for any debris or obstructions.
- Remove any water accumulation using a pump or towels.
- Check drainage systems for blockages.
- Ensure no tools or equipment are left in the pit.
- Look for spills, litter, or obstacles near the escalator.
- Ensure clear access to emergency exits.
- Check for proper signage and visibility.
- Report any safety hazards to maintenance personnel.
- Use a microfiber cloth and an appropriate cleaner.
- Wipe all visible surfaces, including side panels.
- Focus on areas that attract dust and grime.
- Inspect for scratches or damage during cleaning.
- Use a brush to scrub treads and remove buildup.
- Check for cracks or damage in the treads.
- Ensure no slippery substances remain.
- Rinse and dry treads if necessary.
- Wipe down buttons with a disinfectant cloth.
- Check that signs are free of obstruction and dirt.
- Confirm that all signage is legible and undamaged.
- Report any issues with visibility or functionality.
- Turn off power before cleaning fixtures.
- Dust and wipe down light covers with a damp cloth.
- Check bulbs for functionality and replace if needed.
- Ensure no debris blocks light from reaching the steps.
- Inspect for sticky spots or spills on surfaces.
- Use a suitable solvent or cleaner to remove residues.
- Ensure that surfaces are safe and non-slippery afterward.
- Dispose of any residues according to safety guidelines.
- Inspect trash bins for fullness and cleanliness.
- Empty bins and replace liners as needed.
- Clean the exterior of the receptacles.
- Report any damaged or missing receptacles.
Use in Manifestly