General System Overview
- Visual inspection for leaks, damage, or abnormal conditions
- Check for corrosion, cracks, or loose components
- Verify proper labeling and warning signs visible
- Record operating hours and compressor starts
- Ensure all alarms are functional and audible
- Check equipment area is clean and unobstructed
Compressor & Refrigerant System
- Inspect compressor operation - no unusual vibrations or noises
- Check refrigerant levels and inspect for leaks
- Verify oil levels are correct and oil is clean
- Confirm oil return system functioning correctly
- Oil heater operating to prevent refrigerant migration
- Check suction and discharge pressures within range
Electrical Components
- Verify correct voltage and current per specifications
- Check electrical connections for tightness and corrosion
- Confirm proper grounding and secure connections
- Motor amperage operating within specified limits
- Control panel displaying correct readings
- Reset any non-critical alarms after investigation
Water Systems
- Ensure proper chilled water flow within parameters
- Verify adequate condenser water flow
- Check for obstructions or debris in water system
- Monitor water temperatures within specified ranges
- Verify pressure gauges accurate and within limits
- Inspect pressure relief valves for proper operation
- Check water treatment system functioning properly
Heat Exchangers
- Inspect condenser and evaporator for cleanliness
- Check for fouling or scale buildup on coils
- Verify coil cleaning schedule compliance
- Ensure proper filtration to prevent accumulation
- Check approach temperatures within specifications
Safety & Protection Systems
- Test high/low pressure switches functioning properly
- Verify temperature sensors and emergency shutoffs
- Test emergency shutdown system functionality
- Ensure emergency switches labeled and accessible
- Verify lockout/tagout procedures posted
- Check refrigerant monitoring system operational
Performance Monitoring
- Monitor system efficiency and energy consumption
- Compare values with manufacturer specifications
- Track energy usage for optimal efficiency
- Review historical data for trends or anomalies
- Verify capacity control responding to load
- Check for signs of surge or unstable operation
Documentation & Reporting
- Maintain daily inspection log with all activities
- Document corrective actions taken
- Record safety inspections and compliance
- Verify environmental regulation compliance
- Document refrigerant use and waste disposal
- Update maintenance schedule as needed