| Task/Item | Status | Comments |
|---|---|---|
| Check thermostat operation | ||
| Inspect air filters | ||
| Check all electrical connections | ||
| Visual inspection of units |
| Task/Item | Status | Comments |
|---|---|---|
| Check refrigerant level | ||
| Inspect evaporator & condenser coils | ||
| Inspect condensate drain | ||
| Check blower & fan operation |
| Task/Item | Status | Comments |
|---|---|---|
| Check burner/heat exchanger condition | ||
| Inspect gas connections | ||
| Test safety controls | ||
| Check flue pipe & venting |