Hypertherm HyPrecision Predictive P-15 Operator's Manual page 75

5 – Preventive maintenance
High-pressure water system: Intensifier (refer to page 97)
Disassembling the intensifier is necessary for some of these procedures (page 99).
To reduce downtime, Hypertherm recommends doing preventive maintenance on both ends of the intensifier at
the same time.
Repair the check valves and the low-pressure poppets.
Install the high-pressure hoops, the high-pressure water
seals, the high-pressure cylinders, and the check valves.
Replace the hydraulic rod seals.
Repair the high-pressure cylinders.
Replace the high-pressure poppet assemblies.
Replace the low-pressure poppets and the poppet
springs.
Replace the check valve assemblies.
Replace the low-pressure poppet baskets.
Replace the high-pressure cylinders.
Replace the plunger bearings.
Replace the indicator pin springs.
Replace the output adapters.
Replace the seal housing assemblies
Replace the spacer tubes.
Repair the hydraulic center section.
High-pressure water system: Bleed-down valve (refer to page 122)
Repair the bleed-down valve.
Replace the bleed-down valve body.
HyPrecision Predictive waterjet pump Operator Manual 810120
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