A detailed Deaerator WEEKLY preventive maintenance checklists
Visual Inspection
Operational Checks
Water Quality Sampling
Functional Testing
- Simulate an emergency scenario.
- Activate the shutdown system.
- Confirm the system stops all operations.
- Inspect for alarms or notifications.
- Reset the system after testing.
- Lower water levels to trigger alarms.
- Verify audible and visual alarms activate.
- Increase pressure to test high-pressure alarms.
- Check alarm response time.
- Reset alarms after testing.
- Open and close each valve manually.
- Check for leaks during operation.
- Observe automatic valves for responsiveness.
- Lubricate moving parts if necessary.
- Record any issues for repair.
- Check flow rate against specifications.
- Monitor the feedwater flow during operation.
- Adjust control settings as needed.
- Inspect for any obstructions.
- Log flow rate readings.
- Open the venting system gradually.
- Observe for proper pressure release.
- Check for any blockages or leaks.
- Ensure venting system closes securely.
- Document any anomalies.
- Set the desired temperature on the control.
- Monitor temperature readings over time.
- Confirm heating elements are functioning.
- Inspect for any unusual noises.
- Record temperature stability.
- Compare gauge readings with actual levels.
- Calibrate gauges if discrepancies are found.
- Check for proper sensor functioning.
- Document any maintenance performed.
- Ensure alarm triggers at low/high levels.
- Sample water for oxygen content analysis.
- Compare results to acceptable limits.
- Adjust operational parameters if needed.
- Monitor for consistent performance.
- Log performance data.
- Open blow-off valves to check flow.
- Inspect for leaks at connections.
- Close valves and observe for proper sealing.
- Document any maintenance or repairs needed.
- Perform a final check after adjustments.
- Cross-check gauges with manual measurements.
- Calibrate indicators if inaccuracies are found.
- Inspect wiring and connections.
- Test under varying operating conditions.
- Record any issues for follow-up.
- Run automated sequences for testing.
- Monitor system responses and logs.
- Check for software updates or errors.
- Document any discrepancies.
- Ensure backup systems are operational.
- Inspect piping for leaks.
- Monitor return flow rates.
- Check for heat recovery efficiency.
- Verify pump operation.
- Log performance metrics.
- Check dosing rates against specifications.
- Inspect for leaks or blockages.
- Test chemical concentrations in the system.
- Ensure calibration of dosing equipment.
- Document any findings for review.
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