Section 9
High Pressure Water System
20412997
8-2012/Rev 12
9-33
Severe injury can result if the machine is not properly locked out. Observe
electrical Lock Out/Tag Out procedures before proceeding.
Ensure all pressure is relieved or blocked from the hydraulic and high pressure
circuits before proceeding.
1. Turn the air supply off.
2. Remove the air supply hose, and the electrical connection to the solenoid valve.
Figure 9-24: 3-Port High Pressure Dump Valve
3. Loosen and remove the high pressure gland connections and the drain connection.
4. Remove the valve and actuator assembly from the machine.