General System Overview
- Conduct visual inspection for leaks, corrosion, and insulation condition
- Review daily operating hours and solution pump runtime
- Verify alarm status, including temperature and pressure alarms
Absorption Solution System
- Check lithium bromide solution level and concentration
- Inspect solution pump operation and monitor temperatures
- Evaluate solution heat exchanger performance
Generator & Heat Source
- Verify generator temperature, pressure, and heat input control systems
- Check steam or hot water flow and steam trap operation
- Inspect heat transfer surfaces for fouling
Absorber & Condenser Systems
- Monitor absorber vacuum level and inspect for leaks
- Check condenser water flow, temperatures, and tube cleanliness
- Verify absorber spray pattern and cooling performance
Evaporator & Chilled Water System
- Check chilled water flow rates, pressures, and temperatures
- Inspect evaporator tube bundles for cleanliness
- Monitor chilled water pump operation and electrical parameters
Electrical & Control Systems
- Verify power supply and control system functionality
- Inspect sensors, control valves, and calibration points
- Review control panel display for operational accuracy
Water Treatment & Safety Systems
- Verify chemical treatment levels and pH for all water circuits
- Inspect strainers and filtration systems for debris
- Test all safety alarms, shutdowns, and vacuum protection devices
Performance Monitoring & Documentation
- Calculate Coefficient of Performance (COP) and monitor energy usage
- Compare cooling capacity against daily performance targets
- Document inspection findings, maintenance actions, and COP trends