Troubleshooting
156 811390 Operator Manual DynaMAX 550P/560P/575P Waterjet Pump
Symptom Cause Solution
1 The fitting or the output
adapter is hot.
The high-pressure water fitting is
not installed correctly.
Make sure that some of the
threads on the high-pressure
tubing are visible at the fitting.
The high-pressure poppet is
leaking.
• 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.
2 Water leaks from the output
adapter weep hole.
A high-pressure tubing
connection is loose or damaged.
• Examine the connection.
• Make sure that the fitting is
tightened correctly and to the
correct torque value.
The tube end is cracked or
damaged.
Replace the component.
The output adapter has failed.
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