Troubleshooting
130 810770 Operator Manual Echion
Pressure at the cutting head is too low.
The thimble filter on the on/off valve is clogged.
Clean or replace the thimble filter.
There is a blockage in the high-pressure tubing or at the orifice.
Remove the blockage from the high-pressure tubing.
Clean or replace the orifice.
The high-pressure poppet has failed.
If an output adapter feels hot:
Disassemble the parts and look for flaws, deterioration, erosion marks, or cracks.
Make sure that the mating surfaces are smooth and clean.
If damage is found, replace the component.
A component in the high-pressure end has failed.
Replace the high-pressure seal.
If a high-pressure cylinder feels hot:
Disassemble the parts and look for flaws, deterioration, erosion marks, or cracks.
Make sure that the mating surfaces are smooth and clean.
If damage is found, replace the component.
If the high-pressure seal is removed from the plunger when you disassemble the
intensifier, replace the seal.
The orifice is not the correct size or too many are being used at the same time.
Make sure that the number of orifices and their sizes are sufficient for the pump’s output.
An orifice has failed.
Replace the orifice.
The bleed-down valve has failed.
If the bleed-down valve feels hot or if water comes out of the drain hose, repair or replace the
bleed-down valve.
CAUTION
If a high-pressure poppet part is damaged, replace the full assembly (high-pressure
poppet, spring, and seat).
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