Hypertherm HyPrecision Predictive P-15 Operator's Manual page 170

7 – Troubleshooting
Water leaks from a static seal leak point
Refer to Seal Maintenance Indicator (SMI) on page 171.
A high-pressure seal has failed.
The check valve O-ring nearest to the high-pressure seal has failed.
Replace the component.
Water leaks from the dynamic seal housing weep hole
Refer to Seal Maintenance Indicator (SMI) on page 171.
A high-pressure seal has failed.
Replace the seal.
170 HyPrecision Predictive waterjet pump Operator Manual 810120