Fubag TS-MIG 250T Pro, Operator'S Manual

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O m perator's anual
- 12 -
1 . Common Welding Seam Defect
1 . Transport & Storage
1 . Warranty
4
5
6
- The machines should be free from rain and snow during transportation and storage. Keep notice of
the warning sign on the packing box when load and unload. The warehouse should keep dry &
ventilation and free from corrosive gas or dust. The tolerable temperature ranges from -25 + 55
and
the relative humidity can not be more than 90%.
- After the package has been opened, it is suggested to repack the product as per prior requirement
for future storage and transport. (Cleaning job is required before storage and you must seal the plastic
bag in the box for storage.)
- Users should keep the packing materials with the machine to keep well storage during the long
transportation. If the machine need transfer, the wooden case is required. The sign such as ‘Lift’ and
‘Free of rain’ should be labeled on the case.
Warranty refer to defects of materials and components and do not refer to components subject to
natural wear and maintenance work.
Only machines cleaned from dust and dirt in original factory packing fully completed, provided with
instruction manual, warranty card with fixed sales date with a shop stamp factory serial number and
originals of sales and ware receipt issued by salesman are subjects of warranty. Within the warranty
period the service center eliminate free of charge all detected production defects. The manufacturer
disclaims warranty and legal responsibilities if nonobservance of the instruction manual by user,
unqualified disassembling repair or maintenance of the machine as well does not bear responsibility
for caused injury to persons or damages.
O
C
SEAM DEFECT ANALYSIS AND SOLUTIONS
Wire and work piece have excessive oil, rust and water.
Have gas hole
CO
2
is not well shielded (low flow), Silicon & Manganese content are insufficient, gas is not pure
and nozzle is block up.
Wire and work piece have excessive oil, rust and water.
Current and voltage are not matched well.
Melting depth over large, the carbon content of master material’s welding seam is excessive.
Crackle
The first welding seam is too little when multi-layer welding, the welding sequence is wrong
and the water content of gas is excessive.
Arc length is too short and welding speed is too fast.
Bite side
Welding position is not fit, welding current is too little and the impression of pad is too deep.
Melting slag of welding seam in front layer is not well cleaned.
Slag inclusion
Melting capacity is excessive when low current& speed, welding has over movement.
Welding current and voltage are not matched well.
Wire and work piece are not well cleaned.
Large splash
Contact tip diameter is too little or large, wire stretch too long.
Melting depth is too
small Welding current is too little, wire stretch too long.
Groove is not fit; angle and gap are too little.
Others Please connect with our company.