Lightning Series Fiber Laser User Manual
26
Cooling water flow rate does not meet the requirement.
Set the chiller flow rate based on specification required and then turn on the laser.
Flow rate or temperature of cooling water does not meet the requirements.
Set the flow rate and temperature to meet the specification required.
Drive circuit output overcurrent alarm.
Check the analog signal and make sure it is smaller than 10.5V.
Power supply voltage is out of range.
Make sure the power supply voltage is in the range of ±10%.
Switching power supply is overheat.
Make sure the operating temperature meets specification. Make sure the chiller works
well with flow rate and temperature satisfying the specification.
Power supply is out of the range.
Make sure the power supply satisfies the specification.
Optical path is locked due to consecutive failures reaching the set times.
Contact BWT representative.
When a fault occurs and the laser needs to be powered off, please wait for about 20s after the
laser is powered off, and then power on the laser again for subsequent operations.
If the fault cannot be fixed after above actions, please contact BWT representative.
6. Warranty and Repair
6.1. General Warranty
BWT provides warranty for all products manufactured within the warranty period in the
contract, and has the right to selectively repair or replace any product with material or technical
problems during the warranty period.
6.2. Limitation of Warranty
Products and components are not covered by the warranty in the following cases:
1) Damages due to tampering, opening, disassembly, misinstallation or modification by
person not from BWT;
2) Damage caused by improper use, negligence or accident;
3) Damage caused by operating the laser beyond the scope of technical specification;
4) Indirect damage due to the failure of the customer's software or interface;
5) Damage caused by improper installation, maintenance or other improper operation
which is not stated in the manual.
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