Toro Hydroject 3000, Troubleshooting Manual

Page: 53 / 84

TORO Hydroject® 3000/4000 Water System Operation
NOTES
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51
System Startup
1. With the engine running, water supply connected
•
The transport wheels up (3000 only).
•
The accumulator is charged to 2500 PSI.
•
The cycling valve is closed.
2. The operator must set the throttle to high idle. 3500
±
50
3. The operator presses the red engage button.
•
When the engage switch is pushed the pump starts to pump.
•
The cycling valve is closed so the pump forces water into the accumulator.
•
The accumulator is half full of nitrogen and water.
•
The water pressure builds to 5000 PSI and the relief valve opens.
4. The timer module engages the cycling valve clutch after about 5 seconds.
•
The cycling valve open about 5.3 times a second.
•
Water flows through the cycling valve to the high-pressure manifold and out the nozzles.