An AC technician is responsible for installing, maintaining, and repairing air conditioning systems to ensure they operate efficiently. Their work involves a variety of tasks, which can be grouped into the following categories:

1. Installation

• Assessing Needs: Determine AC unit size/type based on space, insulation, and occupants.
• Installing Units: Position and install AC (window, split, or central), set up refrigerant lines, wiring, and ventilation.
• System Configuration: Set up and calibrate air distribution and thermostat.

2. Maintenance

• Routine Inspections: Check filters, coils, ducts, and refrigerant levels.
• Cleaning Components: Clean/replacement of filters, coils, and ducts.
• Lubrication: Lubricate moving parts like fans and motors.
• Refrigerant Checks: Ensure proper refrigerant levels and no leaks.

3. Repairs

• Diagnosing Problems: Troubleshoot malfunctions, noises, or cooling issues.
• Replacing Parts: Replace worn-out components (motors, compressors, thermostats).
• Fixing Leaks: Repair refrigerant leaks and recharge system.

4. Troubleshooting

• Electrical Issues: Fix electrical problems in wiring, circuit boards, and thermostats.
• System Failures: Resolve issues like no cooling or system failure by diagnosing key components.

5. Customer Service and Consultation

• Providing Recommendations: Advise on energy-efficient systems and maintenance schedules.
• Explaining Issues: Communicate repair details and costs.
• Safety Compliance: Follow safety and environmental regulations, especially with refrigerants.