Hypertherm DynaMAX 550P, Operator'S Manual

Page: 132 / 224

Preventive maintenance
4
132 811390 Operator Manual DynaMAX 550P/560P/575P Waterjet Pump
The operator interface shows the start procedure stage that the pump is in, a progress, bar, and the
target and output pressures.
Stage 1: Supply water pressure
Touch the symbol on the Start Procedure screen.

The beacon light flashes green at 1-second intervals during
the start procedure.

The primary motor starts.

If the system has a boost pump, it turns on.

The hydraulic pump operates at minimum pressure.

The controller monitors the supply water pressure until the
pressure gets to the water manifold pressure setpoint.
The setpoint is based on the pump model.
Stage 2: Remove air from the system

The intensifier starts stroking.

Pump Starting flashes on the screen at 1-second intervals.

The intensifier pushes water through the system and pushes
air out through the bleed-down valve.

Supply water causes the water pressure in the system to
increase.

The Supply Water Start Procedure timer expires.

The bleed-down valve is open.
Stage 3: Charge the system

The bleed-down valve closes.

Countdown Starting flashes on the screen at 1-second
intervals.

The intensifier strokes to increase the water pressure in the
system.
Stage 4: Pressure Increasing

The target pressure increases to 690 bar (10,000 psi).

Pressure Increasing flashes on the screen at 1-second
intervals.

The intensifier strokes to increase the water pressure in the
system.