| Item | Part No. | Part Name | Qty | Serial No. |
| (723-49-27903) | CONTROL VALVE | 52512- | ||
| (723-49-27902) | CONTROL VALVE | 51885-52511 | ||
| (723-49-27901) | CONTROL VALVE | 50532-51884 | ||
| (723-49-27900) | CONTROL VALVE | 50001-50531 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-31A0 TO Y1666-55A0. | ||||
| 1 | 723-40-85100 | VALVE ASS'Y,SUCTION | 50001- | |
| 2 | 709-25-11390 | O-RING | 50001- | |
| 3 | 723-40-91200 | VALVE ASS'Y,SUCTION AND SAFETY | 50001- | |
| 4 | 709-25-11390 | O-RING | 50001- |