Chapter
VI Maintenance
35
Full-Digital Control CO2/MAG/MIG Multi-FunctionWelding Machine
ChapterVI Maintenance
6.1
Daily Inspection
Safety warning
Daily inspection can only be performed after turning off the power of the user distribution box and the machine (Visual
inspection which does not require contacting the conductor is excluded) to avoid electric shock, burns and other personal injury
accidents.
Operation Instructions
1.
It is of vital importance to keephigh performance and safe operation of the welder with daily
checking.
2.
Conduct daily checks according to the items in the list below. Clean or replace them appropriately.
3.
To ensure the high performance of this welder, please select the components provided or
recommended by Shenzhen MegmeetWelding Technology Co., Ltd.
Welding Machine
Table 6- 1DailyInspectionContents of Welder
Items
Key points
Remarks
Front Panel
Check whether the mechanical instruments are damaged or loosen.
Check whether the cable quick plug connection head is fixed tightly.
Observe whether the fault indicator light is shining.
Cable quick plug connection head is a periodic
inspection item. In case of any
nonconformance, check the internal part of the
welder, supplement fastening or replace the
components.
Back Panel
Whether the input power cord is loose and broken.
Whether the air vent is blocked or not
Top casing
Check whether the bolts are loosened.
In case of any nonconformance, supplement
fastening or replace the components.
Bottom Casing Check whether the casters are damaged or loose (optional)
Side Casing
Check whether the side panel is loosened.
Conventional
Check whether the appearance is discolored or overheat.
Check whether the fan's voice is normal during welder operation.
Check if there is any odor, abnormal vibration or noise at welding
process.
In case of any nonconformance, check the
internal part of the welder.
Cable
Table 6- 2Daily InspectionContents of Cable
Items
Key points
Remarks
Ground Cable
Check the ground cable connection
In case of any nonconformance, supplement
fastening or replace the components.
Welding Cable
Check whether the insulation layer of the cable is worn or other
damaged, and check the bareness of conducting position.
Check whether the cable is subject to tension effect of abnormal
external force. Check whether the cable is securely connect to the
work-piece.
In order to ensure safety and normal welding,
appropriate method should be adopted
according to the situation of the operation site.
Other accessories
Table 6- 3Daily InspectionContents of Other Accessories
Item
Key points
Remarks
Welding Torch
Routine checks according to the Operation Manual of welding
torch.
/
Electric Heating Type
CO
2
Reducing valve
Perform daily checks according to the requirements of the
Operation Manual of electric heating type CO
2
reducing valve
/
Gas Pipe
Check whether the connection is firm, and whether there is any
loosening while using a soft clamp.
Check whether the flexible hose is worn or damaged.
In case of any nonconformance, supplement
fastening or replace the components.
Gas pipe replacement.
