air conditioning technicians install, inspect, maintain, and repair air conditioner.
ventilate equipment and controls making sure they operate efficiently and continuously.
perform regular maintenance work on cooling units.
diagnose electrical and mechanical defects and malfunctions.
install, replace, or repair equipment that has been damaged.
make adjustment and do calibrations of thermostatic controls.
install new air-conditioning systems and equipment.
clean blowers and coils, check tensions of belts and motors.
make plans and designs of new air-conditioning systems including their installation and maintenance.
inspect and maintain refrigerators and ice machines, and chilled water supply systems.