Valve Body: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| AX4N/4F50N | 4.2 | 3.2 | B | Includes: R&I Main Control Cover. |
| NOTE | ||||
| To Overhaul Valve Body, Add | 1.9 | 1.6 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| AX4N/4F50N | 4.2 | 3.2 | B | Includes: R&I Main Control Cover. |
| NOTE | ||||
| To Overhaul Valve Body, Add | 1.9 | 1.6 | B |