Suzhou A-hand Technology Co., Ltd. (215021)
Instruction
Address: No. 88, Tangzhuang Road, Suzhou Industrial Park, China
NO.
34
Tel: +86-512-6252-9140
http://
www.a-hand.com
X Common Faults and Detection
In the process of welding, an automatic diagnostic system of the system will automatically
monitor the equipment, in the event of a failure, automatic shut-down or attenuation will be made
according to different circumstances:
Phenomenon
Possible Errors
Adjustment
Master fault
CPU mainboard problem
Bad contact of display panel and CPU
mainboard
CPU mainboard is damaged, inspection
and repair by professionals
Display is not normal
Buttons do not respond
Macroblocking
Blank screen
Restart after 3 minutes since shutdown
Display panel failure, inspection and
repair by professionals
Restart after 3 minutes since shutdown
Display power failure
Display fault
Multimeter measuring input voltage of
0V-5V-12V or not.
Overheating
Master control system overheat
protection
Restart after 5 minutes of cooling since
shutdown
Abnormal arcing
Tungsten
folder,
tungsten
electrode, shunt too dirty
Tungsten electrode is too far
away from the workpiece
Master fault
Replacement
Adjust the distance
Repair by professionals
Arc
breaking
after
arcing
Program’s unreasonable setting
Short of water, the water level is
too low
Adjustment of program
Water adding
Motor
is
not
functioning properly
Drive or motherboard failure
Fault of line
Replacement of drive or motherboard
Check wiring
Water tank leakage
Host cooling pipes are not
connected to the water tanks
Overpressure rupture of pipe
Other factors leading to pipe or
container rupture
Replacement of pipes or containers
