General System Overview
- Comprehensive inspection of all major components and systems
- Check structural support, alignment, and equipment isolation
- Review yearly operating hours and compare with maintenance schedules
- Analyze complete alarm history for recurring issues
- Inspect and repair insulation on all piping and components
- Reset service hour counters and update maintenance logs
- Verify equipment nameplate data matches records
Compressor Overhaul
- Perform detailed compressor inspection including endplay checks
- Complete oil change with filter replacement
- Inspect and replace shaft seals if showing wear
- Clean or replace oil separator elements
- Test oil heater functionality and replace if defective
- Calibrate capacity control and slide valve mechanisms
- Perform vibration analysis and document baseline readings
- Overhaul vapor injection valves and controls
Refrigerant System Service
- Perform comprehensive leak test using multiple detection methods
- Recover refrigerant for thorough system inspection
- Replace all filter driers and moisture indicators
- Service or replace electronic expansion valves
- Clean refrigerant strainers and check valves
- Evacuate system to 500 microns and verify hold
- Recharge with fresh refrigerant to exact specifications
Electrical System Overhaul
- Comprehensive inspection of all electrical connections with torque verification
- Perform complete motor insulation resistance testing
- Test and calibrate all protective relays and overloads
- Service starter contacts and replace if worn
- Complete VSD maintenance including capacitor testing
- Test backup power systems and transfer switches
- Thermographic scan of entire electrical system
- Update electrical single-line drawings as needed
Water System Complete Service
- Inspect entire water system including all valves and pumps
- Replace pump seals and check bearing condition
- Service all isolation and control valves
- Clean and calibrate all flow meters and sensors
- Review and optimize water treatment program
- Replace water strainer elements
- Test and certify all pressure relief valves
Heat Exchanger Deep Service
- Perform eddy current testing on heat exchanger tubes
- Complete mechanical or chemical cleaning of all tubes
- Inspect tube sheets for erosion or corrosion
- Replace gaskets and mechanical seals as needed
- Clean and inspect water boxes thoroughly
- Verify proper baffling and water distribution
- Document heat transfer efficiency after cleaning
Control System Service
- Complete backup of all control parameters and programs
- Update control software/firmware to latest versions
- Calibrate all sensors with certified instruments
- Test all control sequences and safety interlocks
- Clean control panel and check internal connections
- Replace control panel filters and battery backups
- Verify BMS integration and communication protocols
Safety Systems Certification
- Test and certify all pressure relief devices
- Calibrate refrigerant monitoring systems
- Test emergency shutdown from all activation points
- Verify all safety interlocks and cutouts
- Update emergency response procedures
- Test and document alarm notification systems
Performance Analysis & Optimization
- Comprehensive review of yearly energy consumption data
- Calculate annual average efficiency metrics (IPLV/NPLV)
- Compare performance against manufacturer baselines
- Identify and document efficiency improvement opportunities
- Optimize control strategies for actual load profiles
- Create energy savings report with recommendations
- Update equipment lifecycle and replacement planning
Compliance & Documentation
- Complete annual inspection report with all findings
- Update equipment history and maintenance records
- File annual refrigerant usage report per EPA
- Verify compliance with all applicable regulations
- Update preventive maintenance schedules for coming year
- Create executive summary for facility management
- Archive all test reports and certifications