Job Description

Job Title: AC Technician

Department: Facilities Management / Maintenance

Reports To: HVAC Supervisor

Job Purpose

To carry out preventive and corrective maintenance, troubleshooting, repair and servicing of air-conditioning systems, including split units, ducted split units, package units, inverter A/C systems and VRF/VRV systems.

Key Responsibilities

Perform preventive maintenance and breakdown repairs of split, ducted split, package, inverter and VRF/VRV air-conditioning systems.
Diagnose faults in compressors, fan motors, capacitors, contactors, thermostats, control boards, sensors and refrigerant circuits.
Carry out refrigerant leak testing, vacuuming, gas charging and pressure checks.
Clean and service evaporator coils, condenser coils, filters, blowers, drain trays and drain lines.
Troubleshoot inverter PCB, communication, sensor and error-code-related faults.
Check electrical connections, operating current, voltage, insulation and safety controls.
Repair or replace defective compressors, motors, valves, expansion devices and control components.
Attend emergency breakdown calls and restore equipment within the required response time.
Record maintenance activities, readings, materials used and equipment condition.
Identify major defects and report requirements for spare parts or specialist support.
Follow approved safety procedures, risk assessments and permit-to-work requirements.
Maintain tools, instruments and work areas in good condition.

Qualification and Experience

ITI, Diploma or equivalent qualification in Refrigeration and Air Conditioning.
Minimum 3–5 years of maintenance experience in split, ducted split, package, inverter and VRF/VRV systems.
Practical experience in refrigerant charging, leak detection, compressor replacement and electrical troubleshooting.
Familiarity with major A/C brands and manufacturer fault codes.
Experience in facilities management or building maintenance is preferred.

Required Skills

Strong troubleshooting and fault-diagnosis ability.
Knowledge of refrigeration cycles and electrical control systems.
Ability to read wiring diagrams and equipment manuals.
Familiarity with digital multimeters, clamp meters, manifold gauges, vacuum pumps and leak detectors.
Ability to work independently and respond to breakdowns.
Basic English communication and report-writing skills.

Technician - A/C