1. Compressor & Mechanical Inspection
- Conduct full compressor teardown and internal inspection.
- Replace seals, gaskets, and worn internal components as necessary.
- Check alignment and balance of rotating parts.
2. Refrigerant System Evaluation
- Perform comprehensive refrigerant analysis for moisture and acid levels.
- Verify charge amount and correct if necessary.
- Inspect and test all refrigerant pressure relief devices.
3. Electrical Systems Diagnostics
- Conduct insulation resistance testing of all motor windings.
- Test safety interlocks, relays, and overload protections.
- Inspect and clean electrical connections and terminations.
4. Heat Exchanger & Water System Service
- Mechanically clean evaporator and condenser tubes.
- Perform non-destructive testing (NDT) on heat exchanger tubes if applicable.
- Inspect water piping and valves for corrosion or degradation.
5. System Performance Verification
- Run chiller under normal and full load conditions for performance benchmarking.
- Compare operational data against manufacturer specifications and past performance logs.
- Submit a comprehensive maintenance report with repair recommendations.