18
DAILY CHECKING
To make best use of the machine, daily checking is very important. During the daily checking, please
check in the order of torch, wire-feeding vehicle, all kinds of PCB, and the gas hole, and so on
Remove the dust or renew some parts if necessary. To maintain the purity of the machine please use
original welding parts.
Cautions:
Only the qualified technicians are authorized to undertake the repair and check task of this
welding equipment in case of machine fault.
1.
Power Sources
Part
Check
Remarks
Control Panel
1.
Operation, replace and
installation of Switch.
2.
Switch on the power, and check
whether the power light indicator
is on.
Fans on Demand
Make certain that Fan on demand is
functioning.
In case of malfunction,
check and correct the
malfunction.
Power Sources
Switch on the power source, and
check whether that abnormal
vibration, heating of the case of this
equipment, variation of colors of
case and buzz present.
Other Parts
Make sure that gas connection is
available.
2. Welding Torch
Part
Check
Remarks
Nozzle
1.
Make certain the nozzle is fixed.
2.
Check whether there is spatter
sticking on the nozzle.
1.
Possible gas leakage
occurs due to the
unfixed nozzle.
2.
Spatter possibly leads to
the damage of torch.
The anti-spatter agent
eliminated the spatter.
Contact Tip
1.
Make certain the contact tip
should be fixed.
2.
Make sure that the contact tip is
physically complete.
1.
Unfixed contact tip
possibly leads to the
damage of torch.
2.
The physically
incomplete contact tip
possibly leads to the
unstable arc and arc
automatically
terminating.
Wire Feeding Tube
1.
Measure length of wire feed tub.
2.
Make sure that there is the
agreement of wire and wire feed
tube.
1.
The length of the wire
feed tube should be long
enough to contact the
contact tip. Replace it