98 HyPrecision Predictive waterjet pump Operator Manual 810120
5 – Preventive maintenance
Preventive maintenance
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 the applicable symbol to move the intensifier 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 kPa / 0 psi).
8. Push the button on the quick-disconnect fitting to remove the high-pressure tubing from the intensifier.
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.
Doing maintenance on the high-pressure end is easier when the plunger is moved to that
end.
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)
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