Turn On The Pump; Adjust The External Boost Pump Pressure - Hypertherm HyPrecision Predictive P-15 Operator's Manual

9 – Installation

Turn on the pump

Identify the source of a leak and correct the problem. Refer to Leaks on page 163.
A leak can cause damage to the water fittings.
1. Turn the pump in cooling mode.
ON
2. Let the pump operate for 2 to 3 minutes.
3. Monitor for leaks.

Adjust the external boost pump pressure

Do not set the boost pump pressure higher than 7.6 bar (760 kPa / 110 psi).
The supply water components are rated for a maximum of 8.6 bar (860 kPa / 125 psi).
CAUTION High pressure can cause damage to the components.
If the supply water is from a reverse osmosis system, contact a Hypertherm Technical Service
Associate for information and support.
HyPrecision P-50S/P-60S/P-75S pump
1. Turn the pump in cooling mode.
ON
2. Remove the rear cover of the pump.
3. Locate the water manifold in the pump behind the utility panel.
4. Pull out the boost pump pressure regulator knob on the water manifold. Turn it clockwise to increase the
pressure or counterclockwise to decrease pressure.
5. Make sure that the pressure on the prefilter water-pressure gauge is between 6.9 bar and 7.6 bar (690 kPa
and 760 kPa / 100 psi and 110 psi).
HyPrecision Predictive waterjet pump Operator Manual 810120 213