| Item | Part No. | Part Name | Qty | Serial No. |
| (723-63-22600) | CONTROL VALVE | 20001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1663-01A0 T0 Y1663-07A0. | ||||
| 1 | 723-63-31610 | PLUG | 20001- | |
| 2 | 07002-11423 | O-RING | 20001- | |
| 3 | 07000-11007 | O-RING | 20001- | |
| 4 | 07001-01007 | RING,BACK-UP | 20001- |