Heating and Air Conditioning: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Flush | ||||
| Flush (Complete) | 0.3 | 0.0 | B | |
| Evacuate/Recharge | ||||
| Partial Refrigerant Charge | 0.6 | 0.0 | B | |
| Evacuate & Recharge | 1.4 | 0.0 | B | |
| Recover | ||||
| Refrigerant Recover | 0.4 | 0.0 | B | |
| Diagnose/Test | ||||
| System, Test | 1.0 | 0.0 | B | Includes: Partial Charge, Pressure and Leak Diagnosis. |