Beijing Reci Laser Technology Co., Ltd
User Guide for FCA Series Hand Laser Welding System
31
Chapter 6 Common faults treatment
6.1
Fault alarm and query
In case of fault alarm, the laser will automatically turn off by turning off the internal power
supply. At the same time, the fault signal in the 12-PIN CTRL-INTERFACE
(AL—pin 5
，
ALARM_OUT—pin 6)on the rear panel will be turned on, and the fault
light will light up in the touch screen. If the customer needs to know the fault type, they can click
“FaultQuery” to view. If the customer needs to know more details, they can click on the "Details"
on the second page of the FaultQuery on the touch screen. You can also view the information of
fault on PC, but you need to connect the RS485 communication line to the PC.
6.2
Troubleshooting solution
The failure instructions and possible solutions are as follows:
：
Table 6.1 The failure instructions and possible solutions
NO
MESSAGE
DESCRIPTION
SOLUTION
1.
QBH Fault
Contact between the QBH and
the cutting head is not in place.
Reconnect the QBH and weld head,
restart the laser to see if the fault still
occurs. If it does, pull out QBH with the
ring contactor short circuit connected,
and then restart the laser. If there is still a
fault after all of above treatments, please
contact our after-sales service personnel.
2.
INTERLOCK
Fault
Pin
3
and
Pin
4
of
CTRL-INTERFACE are not
shorted.
Connect pin 3 and pin 4 to the safety
door or short circuit directly. Then restart
the laser. If there is still a fault after all of
above treatments, please contact our
after-sales service personnel.
3.
INTEG1 Fault RESEVED
RESEVED
4.
INTEG2 Fault Laser internal optical path
detection failure
Contact our after-sales service personnel
to see if you can continue to use the
laser.
5.
PrevBurn1
Fault
RESEVED
RESEVED
6.
PrevBurn2
Fault
Laser internal optical path
detection failure
Contact our after-sales service personnel
to see if you can continue to use the
laser.
7.
IdleCur1
Fault
The current value when the
laser is turned off exceeds the
upper limit.
Restart the laser. If it happens frequently,
please contact our after-sales service
personnel.
