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Welding sparks can cause fire or explosion.

Remove fire hazards from the welding area. If this is not possible, cover them to prevent the

welding sparks from starting a fire. Remember that welding sparks and hot materials from welding
can easily go through small cracks and opening to adjacent areas. Avoid welding near hydraulic
lines.

When not welding, make certain no part of the electrode circuit is touching the work or ground.

Accidental contact can cause overheating and create a fire hazard.
Do not weld on drums, tanks, or any closed containers unless a qualified person has tested it and

declared it or prepared it to be safe.

Connect the work cable to the work as close to the welding area as practical. Work cables

connected to the building framework or other locations away from the welding area increase the
possibility of the welding current passing through lifting chains, crane cables or other alternate
circuits. This can create fire hazards or overheat lifting chains or cables until they fail.

INSTALLATION

The welding machine shall be installed at a place ;

free from the inflammables

less humidity, dirt and dust

protecting from influence of direct sunlight, wind and rain

not generated oil vapor and corrosive gas

operating temperature range is from -10

to 40

least 30

away from wall and other welding machine

Input Connection (Rear of the machine)

Be sure the voltage, phase and frequency of the input power is as specified on the name plate

located on the rear panel of the machine.

To connect the power cables, turn the power switch OFF

Verify the voltage to be supplied from main power.

Open the cover of terminal plate and connect the power cable to the power input terminal on the rear

of the machine and close the cover of terminal plate.

If the input power is single phase, connect two cables on left and right terminal without center.

For grounding the machine, connect a ground wire to the ground terminal marked with the symbol is

located on the rear panel of the machine.

Summary of Contents for 350LC2

Page 1: ...INVERTER CO2 MAG WELDER 350LC2 500LC 600LC2 OPERATION MANUAL DO NOT INSTALL OPERATE OR MAINTAIN THIS MACHINE WITHOUT READING THIS MANUAL AND PLEASE ALWAYS THINK BEFORE YOU ACT www worldwel com...

Page 2: ...al ammeter and voltmeter during welding ITEM UNIT 350LC2 500LC 600LC2 Input Voltage V 220V 380V 440V Single Phase Three Phase Frequency Hz 50 60 Rated Output Current A 350 500 600 Input Capacity rated...

Page 3: ...of contact with the work or ground and watch for fire Turn off input power using the disconnect switch at the fuse box before working on the equipment Frequently inspect input power cord for damage o...

Page 4: ...or other alternate circuits This can create fire hazards or overheat lifting chains or cables until they fail INSTALLATION The welding machine shall be installed at a place free from the inflammables...

Page 5: ...ont of the machine Connect the work cable to the METAL terminal To connect the Wire feeder connect a electrode cable from wire feeder to the TORCH terminal and a Remote control cable from the wire fee...

Page 6: ...MIG MAG STICK WELDING...

Page 7: ...ill not supply power at the output 4 Ammeter indicates the welding current 5 Voltmeter indicates the welding voltage 6 Crater Voltage Volume Adjust the crater voltage 7 Crater Current Volume Adjust th...

Page 8: ...Press and hold the torch switch the arc is started at the welding current At this time release the torch switch the arc is not stopped When finish to weld press and hold the torch switch the output c...

Page 9: ...ch to Auto or Individual Turn on the power switch of machine and then verify that the cooling fan is running Position the GAS CHECK switch to GAS CHECK and adjust the volume of flowing gas by the gas...

Page 10: ...ank Broken Gas check switch Open the valve of gas tank Replace Gas check switch Gas does not flow from torch when press the torch switch Torch switch connector does not connected perfectly Broken Torc...

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Page 13: ...Fuse Power 5A 1 10 Fuse Moter 10A 1 10 Fuse Back 3A 1 11 MF Condensor 10 800V 2 12 MF Condensor 15 800V 4 13 Condensor 2200UF 400V 2 14 Cap Switch SZW6 63 1 15 Terminal 6M M 1 16 Plug HS 002 110V 1 17...

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Page 16: ...1 10 Fuse Power Back 5A 2 10 Fuse Moter 10A 1 11 MF Condensor 10 800V 2 12 MF Condensor 20 800V 4 13 Condensor 2700UF 400V 2 14 Cap Switch SZW6 63 1 15 Terminal 6M M 1 16 Plug HS 002 110V 1 17 FAN 120...

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Page 19: ...78 1 11 Fuse Power Back 5A 2 11 Fuse Moter 10A 1 12 MF Condensor 10 800V 2 13 MF Condensor 20 800V 4 14 Condensor 2700UF 400V 2 15 Cap Switch SZW6 63 1 16 Terminal 6M M 1 17 Plug HS 002 110V 1 18 FAN...

Page 20: ...ed Where Purchased Where you use Whenever you request replacement parts or information on this machine always supply the information you have recorded above The date number is especially important whe...

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