Maintenance and spare parts for concealed AC units. We provide maintenance services for all types of central air conditioners (Chiller, Package, Concealed, DX), including: * Preventive and periodic maintenance. * Troubleshooting and repair. * Cleaning indoor and outdoor units. * Cleaning or replacing filters. * Checking and adjusting Freon pressures and recharging when needed. * Inspecting electrical circuits and control panels. * Measuring amperage and voltage and ensuring operational efficiency. * Inspecting and cleaning cooling coils (Evaporator & Condenser). * Inspecting and lubricating fans and motors. * Providing a detailed technical report.