Hypertherm DynaMAX 550P, Operator'S Manual

Page: 98 / 224

Preventive maintenance
4
98 811390 Operator Manual DynaMAX 550P/560P/575P Waterjet Pump
Prepare to do maintenance on the intensifier
Parts, tools, and materials
Do this task when the pump is running in cooling mode.
1. On the operator interface, touch the maintenance symbol to open the primary maintenance
screen.
2. Touch the pump maintenance symbol to open the intensifier maintenance screen.
3. Touch a symbol to shift the intensifier plunger to the left or to the right.
4. Turn
OFF
the pump.
5. Turn
OFF
power from the primary utility source. Use standard lock out–tag out procedures.
6. Turn
OFF
the water to the pump.
7. Make sure that the water pressure gauges show 0.0 bar (0 psi).
WARNING
Use 2 wrenches when loosening or tightening a high-pressure connection to prevent
causing damage or premature failure.
Do not tighten a fitting too much. The fitting can fail.
WARNING
Do not use an adjustable wrench on high-pressure fittings.
Use clean hands when changing high-pressure parts.
13/16-inch open-ended wrench or socket
(for the high-pressure water fitting)
1-inch open-ended wrench
(for the output adapter)
1-1/16-inch open-ended wrench
(for the high-pressure water fitting)
Doing maintenance on the high-pressure end is easier when the plunger is moved
to that end.