o Install, test, and commission VRV/VRF systems (e.g., Daikin, Mitsubishi, or LG) according to manufacturer guidelines.
o Diagnose complex electrical and mechanical faults, including PCB boards, sensors, and inverter compressors.
o Lay out and connect low-voltage communication wiring (daisy-chain) between indoor and outdoor units.
o Conduct final system evacuations and perform specialized refrigerant charging.
• Qualifications:
o 3–5+ years of hands-on experience specifically with VRV/VRF systems.
o Ability to read and interpret advanced wiring diagrams and refrigerant piping schematics.