Preventive maintenance
DynaMAX 550P/560P/575P Waterjet Pump Operator Manual 811390 99
8. Push the button on the quick-disconnect fitting to remove the high-pressure tubing from the
intensifier.
Disassemble the intensifier
Refer to Parts lists on page 137.
Remove the output adapter and the bleed-down valve poppet assembly
Clean and examine parts that will be replaced to identify wear patterns or damage that
can show other problems.
Clean each part with a towel and isopropyl alcohol. Examine all parts for deterioration,
corrosion, or damage.
Do not use soap, detergent, or solvents.
Put the parts on a clean, dry surface.
Replace the bleed-down valve poppet assemblies every 1,000 hours.
Replace the output adapter every 6,000 hours.
The high-pressure poppet seat can cause cracks, erosion marks, or dents in the output
adapter.
If a poppet part is damaged, replace all 3 components.
1 High-pressure poppet seat
2 High-pressure poppet
3 High-pressure poppet spring
4 Output adapter
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