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Maintenance
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What if the Following Occur
Trouble
Possible causes
1. The connections of welding cable of the torch and workpiece are incomplete.
2. The fuse of the control unit has blown.
3. Electromagnetic contactor does not work.
4. Argon gas has not flowed.
No arc generated
5. High frequency has not been generated.
1. The length of an arc is too short.
Electrode damaged
2. The flow rate of argon gas is not enough.
1. The welding current is too large in proportion to the diameter of electrode.
Electrode melted
2. The polarity of electrode is wrong.
1. Coolant has not flowed enough.
Torch body overheated
2. The tightened parts became loose.
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Parts List
This torch uses a shock sensor unit, hood
assembly and nozzle holder. Angle bracket of
offset type/angle type and torch body of
air-cooled [MWP-2001] type/water-cooled
[MWP-3501] type are available, and can be
combined for use for various welding
purposes.
Note, however, that torch gauge and tool
parameters, etc. need to be changed before
torch replacement.
When parts of the torch are worn or damaged,
refer to Fig. 13.1-13.2 and Table 13.1-13.2
and place orders for replacement to our sales
office or our agency.
When ordering, be sure to state the part name
and part number of specifications.
