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20-Point Service Health Checklist
- Indoor/outdoor unit visual inspection
- Electrical safety (voltage, earthing, surge)
- Indoor/outdoor coil cleaning & fin straightening
- Blower wheel cleaning & RPM check
- Filter cleaning & upgrade advice
- Condensate tray cleaning & drain flush
- Drain slope/pump performance check
- Insulation continuity on copper piping
- Line-set inspection (bends, UV protection)
- Nitrogen pressure leak test
- Micron-level vacuuming before charging
- Refrigerant charge verification (weight, SH/SC)
- Supply/return air temperature delta-T check
- Compressor & fan motor amperage readings
- Noise & vibration analysis
- Tightening of electrical terminals & contactors
- PCB diagnostics & sensor calibration
- Inverter drive/firmware validation
- Remote/app setup verification (if applicable)
- Final service report with photos & e-invoice
Services We Offer for MarQ AC
Breakdown Repair & Troubleshooting
Fixing cooling failures, noisy units, PCB faults, inverter driver errors, compressor/fan malfunctions, and electrical issues.Doorstep Installation & Uninstallation
Includes indoor/outdoor placement, nitrogen-brazed copper piping, leak testing, deep vacuuming, refrigerant charging, and safe refrigerant recovery during uninstallation.Gas Leak Detection & Refrigerant Charging
Nitrogen pressure testing, leak pinpointing, evacuation to microns, and charging by weight for optimal cooling and efficiency.Deep Cleaning & Preventive Maintenance
Coil & blower wash, air filter care, drain sanitisation, and fin combing to restore cooling capacity and reduce energy bills.PCB & Sensor Repairs
Component-level PCB diagnostics, thermistor calibration, inverter stage testing, and warranted replacements.Water-Leak & Drainage Solutions
Drain unclogging, slope correction, tray cleaning, and condensate pump servicing/replacement.Smart Remote Setup (if supported)
Configuration of Wi-Fi-enabled MarQ models, app pairing, and IR remote setup.Annual Maintenance Contracts (AMC)
Seasonal service contracts with preventive care, discounts, and priority scheduling.
