Exterior Unit Inspection
-
Inspect outdoor condensing unit for physical damage, debris, and proper clearances;
-
Check cabinet for rust, corrosion, and security of panels/fasteners;
-
Confirm outdoor unit is level and secure.
-
Inspect electrical disconnect for proper mounting;
-
-
The disconnect must be located within sight and readily accessible from the heat pump or outdoor condensing unit.
-
-
-
Proper labeling: manufacturer, model number, serial number, rated voltage, rated amperes or rated watts, phase, and frequency
Refrigerant and Piping
-
Look for visible signs of refrigerant leaks or damage.
-
Inspect refrigerant lines for correct insulation and mounting.
-
Check refrigerant line connections for signs of oil or corrosion.
Electrical Systems
-
Inspect all electrical connections and wiring for signs of overheating, arcing, or loose wires.
-
Confirm correct voltage at the outdoor unit.
Interior Unit and Ductwork
-
Inspect indoor coil, blower assembly, and casing for dirt, ice, or visible damage.
-
Inspect air filters for excessive dust or blockage.
-
Inspect condensate drain pan and line for leaks or blockage
Operational Testing
-
Start system and verify adequate response in both heating and cooling modes.
-
Observe startup sequence for abnormal sounds, vibrations, or delays.
-
Check for consistent air temperature and verify adequate airflow.