Write down a list of materials and supplies needed for installation purposes and either purchase them or ask customers to buy them, depending on the contract.
Install air conditioners in houses and commercial buildings by following standard installation protocols.
Test installed air conditioners to ensure that they are in proper working condition.
Repair air conditioning units by performing analysis and troubleshooting activities.
Perform maintenance activities such as cleaning AC grills and filters on installed air conditioning systems.
Replace AC systems that are not in a fixable condition.