| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-15801) | CONTROL VALVE | 21044- | ||
| (723-18-15800) | CONTROL VALVE | 20001-21043 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-11A0. | ||||
| 1 | 723-20-80100 | VALVE ASS'Y,SUCTION | 20001- | |
| 2 | 07002-12034 | O-RING | 20001- | |
| 3 | 723-10-80200 | VALVE ASS'Y,SUCTION | 20001- | |
| 4 | 07002-12034 | O-RING | 20001- | |
| 5 | 723-26-15230 | PLUG | 20001- | |
| 6 | 07002-12434 | O-RING | 20001- | |
| 7 | 723-11-28190 | VALVE | 20001- | |
| 8 | 723-11-28221 | SPRING | 20001- | |
| 9 | 723-11-18280 | VALVE | 20001- | |
| 10 | 723-11-18290 | SPRING | 20001- | |
| 11 | 723-10-12201 | VALVE ASS'Y,SUCTION AND SAFETY | 20001- | |
| 12 | 07002-02034 | O-RING | 20001- |
