Raycus RFL-C Series User Manual page 16

When connecting to the laser for the first time, ensure that the flow and return connections are
correct.
Other require ments:
Ensure that the supply and return connections are correct.
If you will not use the laser for a long time, water should be emptied from the pipe, and then
block inlet and outlet. Failure to do so may lead to permanent equipment damage.
CAUTION: Please set the water temperature in strict accordance with the
requirements above. Too low temperature may lead to condensation in the
Laser module and the output head. This can cause serious damage to the
equipment.
CAUTION: The cooling system should be turned on first.Check any water
leakage and make sure that the water temperature reach the set point before
you start the laser.
Wuhan Raycus Fiber Laser Technologies Co., Ltd.
User Guide 1000W/1200W/1500W
14
Ver: 1.0