| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | Pressure Switch Block, Valve and Block | |||
| 2 | Pressure Switch Block, Solenoid Valve | |||
| 3 | Pressure Switch Block, Connecting Parts (1/4) | |||
| 4 | Pressure Switch Block, Connecting Parts (2/4) | |||
| 5 | Pressure Switch Block, Slow Return Valve (1/2) | |||
| 6 | Pressure Switch Block, Connecting Parts (3/4) | |||
| 7 | Pressure Switch Block, Slow Return Valve (2/2) | |||
| 8 | Pressure Switch Block, Connecting Parts (4/4) | |||
| 9 | Pressure Switch Block, Mounting Bracket | |||
| 10 | Pressure Switch Block, Clip and Piping |
