| VALVE ASS'Y,MAIN |
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1661-01A0 AND Y1661-02A0. |
| COVER |
| PLUNGER |
| PLUNGER |
| O-RING |
| COVER |
| BOLT |
| SLEEVE |
| CAP |
| O-RING |
| PISTON |
| O-RING |
| SPRING |
| POPPET |
| RETAINER |
| HOUSING |
| BOLT |
| O-RING |
| RELIEF ASS'Y |
| O-RING |
| RING |
| O-RING |
| SPOOL |
| CAP ASS'Y |
| O-RING |
| RING¤ BACK-UP |
| O-RING |
| MAIN RELIEF VALVE A. |
| O-RING |
| O-RING |