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Wash and rinse condenser coil
Wash evaporator coil if accessible
Clear and flush drain pan and drain line
Clean blower and fan blades
Adjust blower components
Clean or replace customer’s air filter
Lubricate moving parts as applicable
Level and calibrate thermostat
Inspect for air leaks at duct plenums
Check duct system static measure
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Calculate system airflow
Tighten all electrical connections
Measure voltage/amperage on motors
Check and test starting components
Test safety controls
Visually inspect for refrigerant leaks
Measure air temperature difference across coil
Monitor operating refrigerant pressures
Measure system superheat and subcooling
Provide report of operating condition
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