154 HyPrecision Predictive waterjet pump Operator Manual 810120
7 – Troubleshooting
Troubleshooting
The SMI is not plugged in.
Make sure that the SMI cable harness is not damaged and that the connections are not loose.
The cable harness connects to the junction box (shown) and to the back of the SMI.
The SMI is damaged.
Replace the SMI. Contact a Hypertherm Technical Service Associate for information and support.
A tube is dirty.
Clean the tubes. Refer to Clean the Seal Maintenance Indicator tubes on page 89.
Replace the tubes.
An object is blocking the optical sensor.
Remove the object.
An optical sensor is damaged.
Replace the SMI. Contact a Hypertherm Technical Service Associate for information and support.
The hydraulic fluid is too hot.
Refer to Temperature on page 162.
An error occurred during stage 3 of the start sequence.
Make sure that the cutting head is turned off.
Adjust the Hydraulics timer on the Start-procedure Timers screen. Refer to Start-procedure Timers on
page 219.
Warning: Fluid Monitoring is Disconnected
Warning: Fluid Monitoring Sensor Error
Warning: Hydraulic Fluid >55C
Warning: Start Procedure Hydraulics