Top 10 common problems and solutions of laser (2)

4、 Fault Name: QBH installation alarm

Protection measures: stop the main power supply and turn off the laser.
Possible cause: poor contact between QBH output contact and cutting contact.
Solution: turn off the laser, check the laser QBH output head and cutting head, and re install.

5、 Fault Name: emergency stop alarm

Protection measures: stop the main power supply and turn off the laser.
Possible cause: the emergency stop switch is pressed.
Solution: the emergency stop switch returns to normal state, restart the laser.

6、 Fault Name: water flow alarm

Protection measures: stop the main power supply and turn off the laser.
Possible cause: the water cooler is abnormal, resulting in the decrease of water flow.
Solution: turn off the laser, check whether the flow rate and water temperature of the water cooler are normal, and whether the water pipe is blocked.
After the inspection, restart the laser and the laser returns to normal.

7、 Fault Name: abnormal communication alarm

Protection measures: stop the main power supply and turn off the laser.
Possible cause: there is no signal transmission between single module communication line and main module.
terms of settlement:
1. Check whether the signal line between single module and main module is loose;
2. Check whether the single module can power on and start normally, whether there is red light, and whether the auxiliary power supply voltage output works normally.

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