- Inspect & clean outdoor condenser
- Inspect the indoor coil
- Inspect for visible refrigerant leaks
- Inspect the condensate drain pain
- Inspect the wiring & control unit
- Inspect the condensate drain line & p-trap
- Inspect the blower assembly
- Inspect the thermostat operation & programming
- Verify suction & discharge pressure
- Verify supply & return air static pressures
- Inspect safety controls
- Inspect electrical components
- Verify temperature drop
- Verify correct superheat or sub-cooling
- Verify motor amps
- Clean control panel
- Verify correct voltage to equipment
- Verify blower speed
- Inspect refrigerant lines
- Cycle equipment to verify operation
- Clean or replace filter