Daikin Magnitude™ Daily Chiller Maintenance Procedure

Comprehensive visual inspection of Magnitude™ unit and surrounding areas for leaks, damage, or abnormal conditions
Record operating hours, compressor starts, and magnetic bearing runtime for maintenance tracking
Verify all safety systems, alarms, and emergency shutoffs are functional and accessible
Check proper labeling, warning signs, and safety documentation for regulatory compliance
Inspect for vibration anomalies, unusual noises, or magnetic bearing system alerts

Daikin intelligent control display functional with clear readings and no error codes
Review active alarms, warnings, and predictive maintenance alerts
Control system responsiveness and user interface functionality verified
Operating parameters and setpoints within manufacturer specifications
Data logging and trending functions operating correctly
Energy monitoring and efficiency tracking data accurate and updating

Magnetic bearing system status indicators showing normal operation with no fault codes
Bearing position sensors functioning properly with stable readings
Compressor operation smooth with no unusual vibrations or magnetic field disturbances
Backup bearing system (if equipped) ready for emergency operation
Magnetic bearing controller temperature within normal operating range
Impeller clearances and thrust position monitored and documented

VFD operating parameters including output frequency, voltage, and current within specifications
Motor temperature monitoring showing normal thermal conditions
Drive cooling system functioning properly with adequate airflow
Harmonic distortion levels within acceptable limits per electrical standards
Power factor and electrical efficiency readings documented and optimized
Soft start/stop sequences operating smoothly without electrical anomalies

Low-GWP refrigerant levels checked with no leaks detected using approved detection methods
Pressure and temperature readings throughout refrigerant circuit within normal ranges
Evaporator and condenser approach temperatures optimized for maximum efficiency
Expansion device operation and superheat/subcooling values verified
Refrigerant quality and purity maintained per manufacturer specifications
Leak detection system functional with calibrated sensors and alarms

Chilled water flow rates optimized with pumps operating within design parameters
Condenser water system flow adequate with no obstructions or fouling detected
Water temperatures throughout system within design specifications for optimal efficiency
Water treatment system functioning with proper chemical levels and pH balance
Heat exchanger performance monitoring showing optimal heat transfer rates
Water filtration systems clean and operational with no bypass conditions

All safety interlocks, emergency stops, and protection devices tested and functional
Pressure relief systems and safety valves properly seated and operational
Fire suppression and detection systems (if applicable) tested and ready
Lockout/tagout procedures accessible and safety signage clearly visible
Emergency shutdown sequences tested for rapid system isolation
Personnel safety equipment and procedures verified for regulatory compliance

Daily operation log maintained with all parameters and observations recorded
Maintenance activities documented per manufacturer requirements and warranty compliance
Environmental compliance verified including refrigerant management and disposal
Safety inspection records updated and regulatory compliance maintained
Performance data archived for trend analysis and efficiency reporting
Training records and certification requirements current for all operators