MERAJ AHMAD

 Diagnosing and resolving technical faults in HVAC and VRF systems, minimizing system downtime, and enhancing operational performance.  Leading system commissioning and installation processes for new VRF systems, ensuring all components are meeting technical specifications.  Conducting preventive maintenance activities, including system checks, refrigerant charging, and equipment cleaning to ensure long-term reliability.

Performed diagnostics and repairs for various HVAC and VRF systems, ensuring systems were operating at peak performance.  Led commissioning and troubleshooting efforts for Daikin and Mitsubishi Electric VRF systems, focusing on correcting common issues such as cooling, wiring, and communication errors.  Ensured refrigerants' safe handling and charging, adhering to industry best practices and local regulations.

Performed diagnostics and troubleshooting on Daikin and LG VRF systems, addressing issues such as compressor failures, wiring faults, and system inefficiencies.  Delivered successful commissioning and testing for new and old VRF systems, ensuring proper setup and optimal performance.  Conducted detailed inspections, utilizing software tools to monitor system parameters such as temperature, pressure, and frequency, which helped identify potential failures before they occurred.

 Diagnosed and repaired critical HVAC system components, including compressors, gas leakage, and electronic control units.  Led commissioning projects for Daikin VRV systems, ensuring systems were correctly installed, tested, and fine-tuned to meet customer requirements.  Provided technical support to junior technicians, sharing best practices for troubleshooting and system repairs

 Performed fault diagnosis and troubleshooting for Mitsubishi Electric and Daikin VRF systems, addressing common complaints such as systems not cooling or failing to operate.  Conducted comprehensive service and preventive maintenance (PPM) tasks, ensuring systems remained fully operational and met performance standards.  Executed gas charging and refrigerant recharging, maintaining proper system pressure and optimizing cooling efficiency

 Performed diagnostics and repairs on large HVAC systems, including ducted split systems and air handling units.  Replaced defective components such as compressors, evaporator coils, and condenser coils, ensuring optimal system performance.  Managed gas leakage repairs, ensuring systems were safely recharged and returned to full operational capacity.