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20-Point Service Health Checklist
- Indoor/outdoor unit inspection
- Electrical safety & surge protection check
- Coil cleaning & fin combing
- Blower wheel cleaning & RPM test
- Filter washing & replacement advice
- Condensate tray cleaning & drain flushing
- Drain slope verification & pump test
- Pipe insulation continuity check
- Line-set exposure inspection
- Nitrogen leak testing (if required)
- Micron-level deep vacuuming
- Refrigerant charging verification (by weight)
- Supply/return delta-T test
- Compressor & fan amperage readings
- Noise & vibration monitoring
- Electrical terminal tightening
- PCB diagnostics & firmware validation
- Sensor/thermistor calibration
- Inverter drive validation
- Final service photo report + e-invoice
Services We Offer for Haier AC
Breakdown Repair & Troubleshooting
We repair cooling failures, abnormal noises, compressor breakdowns, PCB issues, thermostat faults, and sensor malfunctions.Doorstep Installation & Uninstallation
End-to-end installation including site survey, copper piping, nitrogen-brazed joints, insulation wrapping, deep vacuuming, refrigerant charging, and commissioning. Safe refrigerant recovery during uninstallation.Gas Leak Detection & Refrigerant Charging
Leak detection via nitrogen pressure test, evacuation to micron levels, and charging by weight for optimal cooling performance.Deep Cleaning & Preventive Maintenance
Filter washing, blower and coil cleaning, drain flushing, tray sanitisation, and fin straightening to restore efficiency.PCB & Inverter Board Repairs
Component-level PCB diagnostics, inverter board repair, relay/capacitor replacement, firmware validation, and thermistor calibration.Water-Leak & Drainage Solutions
Unclogging drain pipes, slope correction, tray sanitisation, and condensate pump servicing/replacement.Smart Remote & App Setup (if supported)
Wi-Fi onboarding, IR remote pairing, mobile app integration, and smart automation setup.Annual Maintenance Contracts (AMC)
Seasonal, quarterly, and enterprise AMC packages with preventive service, discounts, and priority scheduling.
