General System Overview
- Comprehensive visual inspection of all components for wear, corrosion, damage
- Review total operating hours and reset service counters as needed
- Analyze yearly alarm history for recurring issues and patterns
- Verify proper support, alignment, and insulation integrity
- Check vibration isolation system effectiveness
- Document all nameplate data and update equipment records
Compressor & Refrigerant System
- Perform detailed compressor inspection including cleaning and lubrication
- Replace worn parts, seals, and gaskets as needed
- Conduct comprehensive refrigerant leak test with advanced detection
- Change compressor oil and replace filters
- Test oil heater system for proper operation and temperature control
- Verify refrigerant charge and adjust to specifications
- Perform vibration analysis on compressor and motor
- Check and adjust compressor alignment if necessary
Electrical System
- Inspect all electrical connections, tighten and replace as needed
- Perform motor insulation resistance test (megger test)
- Test voltage and current consumption against specifications
- Inspect and test backup power systems if available
- Clean electrical panels and check for overheating signs
- Test and calibrate all electrical safety devices
- Thermographic scan of electrical components
- Update electrical single-line diagrams if modifications made
Water & Cooling System
- Complete inspection of chilled water system including all valves and pumps
- Replace worn pump seals, gaskets, and filters
- Inspect condenser water system for corrosion and obstructions
- Review and optimize water treatment program effectiveness
- Test and calibrate all flow meters and pressure gauges
- Clean strainers and replace filter elements
- Verify proper water chemistry and adjust treatment as needed
- Test all isolation and control valves for proper operation
Heat Exchangers
- Thorough cleaning of condenser and evaporator coils
- Remove scale buildup and inspect for physical damage
- Eddy current testing of tubes (if applicable)
- Clean and test all fans, dampers, and air ducts
- Check fan motor performance and replace air filters
- Inspect tube sheets and end bells for corrosion
- Verify heat transfer efficiency meets specifications
Safety & Protection Systems
- Test all high/low pressure cutoffs and safety switches
- Calibrate temperature sensors and pressure transducers
- Test emergency shutdown systems and procedures
- Verify all visual and audible alarms functioning
- Test and recertify relief valves per code requirements
- Update safety signage and lockout/tagout procedures
- Test refrigerant leak detection system and alarms
Performance Analysis
- Comprehensive review of annual energy consumption data
- Compare efficiency against baseline and industry benchmarks
- Analyze cooling output versus energy input trends
- Identify patterns suggesting inefficiency or degradation
- Recommend optimization strategies for energy reduction
- Calculate total cost of ownership and ROI metrics
Documentation & Compliance
- Complete annual inspection log with all findings and actions
- Update equipment history and maintenance records
- Verify compliance with all applicable regulations and codes
- Document refrigerant handling per EPA requirements
- Create recommendations for capital improvements
- Schedule next annual maintenance and interim services
- Submit warranty claims for covered repairs if applicable