| Item | Part No. | Part Name | Qty | Serial No. |
| (723-59-14503) | CONTROL VALVE | 23378- | ||
| (723-59-14502) | CONTROL VALVE | 22933-23377 | ||
| (723-59-14501) | CONTROL VALVE | 20008-22932 | ||
| (723-59-14500) | CONTROL VALVE | 20001-20007 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-01A0 TO Y1666-30A0. | ||||
| 1 | 723-50-60200 | VALVE ASS'Y | 20001- | |
| 2 | 709-25-11390 | O-RING | 20001- | |
| 3 | 07000-12012 | O-RING | 20001- | |
| 4 | 07001-02012 | RING,BACK-UP | 20001- |