| VALVE ASS'Y |
| VALVE ASS'Y |
| VALVE ASS'Y |
| VALVE ASS'Y |
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 TO Y1664-12A0. |
| BLOCK SUB ASS'Y |
| BLOCK |
| SPOOL |
| WASHER |
| SPRING |
| PLUG |
| O-RING |
| RING |
| PLUG |
| O-RING |
| SPOOL |
| SPRING |
| VALVE ASS'Y,RELIEF |
| O-RING |
| O-RING |
| RING,BACK-UP |
| PISTON |
| SPRING |
| SLEEVE |
| CASE |
| O-RING |
| BOLT |