Applicable Systems
YLS-2000
Symptoms
The fiber laser reports a chiller fault. The external cooling chiller is malfunctioning.
Possible Causes
- Chiller compressor failure
- Chiller refrigerant leak or low charge
- Chiller controller or sensor fault
Troubleshooting Steps
- Step 1: Check the chiller operation and compressor status
Chiller operates and cools to setpoint - Step 2: Verify the refrigerant pressure
Pressure indicates correct charge - Step 3: Check the chiller controller and sensors
Controller and sensors operate correctly
How to Reset
To reset: Repair the chiller, then clear the alarm.
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Source: IPG Fiber Laser User Manual, IPG Photonics Corporation
Category: Laser
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