| VALVE ASS'Y |
| VALVE ASS'Y |
| VALVE ASS'Y |
| VALVE ASS'Y |
| VALVE ASS'Y |
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1680-21A0 TO Y1680-25A1A. |
| VALVE SUB ASS'Y |
| BLOCK |
| SPOOL |
| SEAL,OIL |
| PLATE |
| RETAINER |
| SPRING |
| BOLT |
| CASE |
| BOLT |
| BOLT |
| POPPET |
| SPRING |
| O-RING |
| PLUG |
| O-RING |