| Item | Part No. | Part Name | Qty | Serial No. |
| 723-18-13603 | CONTROL VALVE | 2292-5500 | ||
| 723-18-13602 | CONTROL VALVE | 1437-2291 | ||
| 723-18-13601 | CONTROL VALVE | 1001-1436 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-17A0. | ||||
| 1 | \6\ | BLOCK | 2292-@ | |
| 1 | \6\ | BLOCK | 1001-2291 | |
| 2 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 3 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 4 | \6\ | BLOCK | 1001-5500 | |
| 5 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 6 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 7 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 8 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 9 | \6\ | BLOCK,VALVE | 1001-5500 | |
| 10 | 723-11-11840 | COVER,VALVE | 1001-5500 | |
| 11 | 04530-00815 | BOLT,EYE | 1001-5500 |