HyPrecision Predictive waterjet pump Operator Manual 810120 63
4 – Operation
Operation
4. The timer expires.
If the time between intensifier strokes is longer than the Intensifier timer setpoint, pressure in the system is
sufficient.
The timer is set at 1.5 seconds by default.
5. The start sequence continues to stage 4.
Stage 4: Increase the pressure to the pierce pressure setpoint
1. The hydraulic pressure increases to the pierce pressure setpoint.
2. The Pierce timer starts.
The timer is set at 5 seconds by default.
3. The intensifier strokes to increase water pressure in the system.
4. The timer expires.
If the time between intensifier strokes is longer than the intensifier timer setpoint, pressure in the system is
sufficient.
5. If the pump is set to cut pressure, the start sequence continues to stage 5.
If the pump is set to pierce pressure, the start sequence is complete. Refer to The start sequence is
complete on page 64.
If the time between intensifier strokes is shorter than the Intensifier timer, pressure in the system is too low.
A Start Warning: Hydraulics alarm shows on the screen. The beacon light flashes amber.
If the time between intensifier strokes is shorter than the Intensifier timer, pressure in the system is too low.
A Start Warning: Ramp to Cut Pressure alarm shows on the screen. The beacon light flashes amber.