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Page 2: ...filler metal and shielding gas is on 3 380V UP mm a cm V JOB DIAMETER steel 6 5 4 3 2 1 8 10 12 11 9 7 LST MIG CO2 18 Ar 82 CO2 100 CALL F1 F2 WIRE MATERIAL GAS MODE 0 8 1 0 1 2 1 6 OP1 OP2 OP3 OP4 OP...
Page 3: ...3 8 4 1 4 5 4 7 5 0 5 3 5 6 5 9 8 0 21 22 21 22 23 24 23 24 24 25 18 19 18 19 21 22 21 22 23 24 140 150 160 170 180 190 200 210 220 250 3 2 5 0 6 3 8 0 9 5 MIG Stainless Steel Welding Parameters THICK...
Page 4: ...ruction If you treat your product carefully this definitely helps to prolong its enduring quality and reliability things which are both essential prerequisites for getting outstanding results Producti...
Page 5: ...y grounded equipment is a hazard Do not touch live electrical parts of the welding circuit electrodes and wires with your bare skin or wet clothing The operator must wear dry hole free insulating weld...
Page 6: ...in confined places Always wear safety glasses with side shields when in a welding area Be attention that welding sparks and hot materials from welding can easily go through small cracks and openings...
Page 7: ...fied persons remove doors panels covers or guards for servicing and maintenance Reinstall doors panels covers or guards when servicing and maintenance is finished and before reconnecting input power O...
Page 8: ...3 2 Machines set up regulations 9 3 3 Power source connection 9 3 4 Welding cables instruction 9 4 AMIG350LST 11 4 1 System components 11 4 2 Basic equipments for welding 11 4 3 Control panel 11 4 4 S...
Page 9: ...input reduces 10 20 small deformation With precise pulse waveform control technology and lower heat input to avoid burn through and deformation also reduce 80 spatter realize very thin plate low spatt...
Page 10: ...of 10 minutes that a machine can weld at rated load without overheating If overheats thermostat s will open output stops Wait for fifteen minutes for the machine to cool down Reduce amperage or duty...
Page 11: ...6 Warning label The warning label is affixed onto the top of the power source and it must not be removed or painted over Fig 1 6 1 Warning label 2 VERSIONS BRIEFS Professional welding of special mater...
Page 12: ...t on an even firm floor in such a way that it stands firmly The venting duct is very important for safety protections When choosing the machine location make sure it is possible for the cooling air to...
Page 13: ...m close to each other Bundle the ground cable and welding cable together running the wires close to the ground Correct When the excess cables are only be used by rolling up coiling the cables to two w...
Page 14: ...nel The functions on the control panel are all arranged in a very logical way The various modes and parameters needed for welding are easy to select by pressing the appropriate button parameters are e...
Page 15: ...uick adjustment 2 Parameters selection button F2 Press this button one parameter indicator light is on the corresponding parameter is chosen keep pressing this button can switch among the following pa...
Page 16: ...al 4 step mode arc starting and crater filler parameters are adjustable Spot welding mode Operating mode of welding torch Graphic symbol Fig 4 3 2 Press torch trigger Fig 4 3 3 Hold torch trigger Fig...
Page 17: ...l 4 step mode arc starting and crater filler parameters are adjustable Fig 4 3 7 Special 4 step mode Spot welding mode Fig 4 3 8 Spot welding mode 9 Process button For select welding process MIG LST 1...
Page 18: ...ness Change the arc stiffness during short circuit transition The arc is hard and stable 0 Medium arc Soft arc and small splash 17 Wire feeding speed indicator When the indicator is on the left displa...
Page 19: ...current when start arc 50 50 1 0 P23 Pulse time when start arc 50 50 1 0 P24 Short circuit rise rate 50 50 1 0 P25 Short circuit rise knee point 50 50 1 0 P26 Arcing peak value 50 50 1 0 P27 Arcing p...
Page 20: ...hoose at OFF the function closes P19 Separate adjustment mode In OFF mode current and voltage is synergic adjusted in ON mode current and voltage is separately adjusted P22 Pulse current when start ar...
Page 21: ...diameter selection key at the same time the sub menu indicator lights and enter the sub menu Important The last parameter to be selected is displayed The first time enter shows P01 2 Press wire diame...
Page 22: ...workpiece does not melt increase the P05 P17 value Arc start section in weld seam is wide or workpiece burned through reduce the P05 P17 value No problem of arc start section in weld seam OFF P17 Ini...
Page 23: ...menu parameter for short circuit control characteristic Fig 4 4 4 Operating mode sequence diagram of short circuit control When welding voltage welding current are correct but cannot perform stable w...
Page 24: ...ation Pro Job is being created copied in this program location PrG There is a job in this program location Creating a job The machine comes with no jobs pre programmed A job has to be created before i...
Page 25: ...button 5 to exit from the job menu Recall a job After storage all jobs can be recalled and used in job mode 1 With the C button 4 indicator 22 is on the last job used is displayed To view settings pr...
Page 26: ...one by the main breaker in the distribution box Please do not take this circuit breaker as the power breaker 4 Power cord Three phase four wire system yellow green wire connection ground 5 Quick socke...
Page 27: ...ot use the functions described here until you have read and completely understood safety rules in the beginning Only carry out work on the machine when the mains switch is on turn off position the mac...
Page 28: ...le 4 7 1 power supply and cable requirement Note Welding machine must be taken special design if it is powered by generator please contact with manufacturer if you have such needs connections of power...
Page 29: ...x 4 8 MIG LST welding process Warning Operating the equipment incorrectly can cause serious injury and damage This part is about operating Do not use the functions until you have read and completely u...
Page 30: ...60 Efficiency 89 Power factor 0 87 Wire size mm 0 8 1 2 CO2 gas flow rate L min 10 25 Dimension mm 630 330 570 Weight Kg 55 Insulation class Main transformer output reactor H Table 4 9 1 AMIG350 LST...
Page 31: ...03 00190 1 9 Front panel 262005 01039 1 10 Left side panel 262017 00602 1 11 Ventilation dustproof board 775007 01532 1 12 Electrolytic capacitor 722004 00101 2 13 IGBT modlue 735007 00048 2 14 Temper...
Page 32: ...00138 1 44 Fuse holder bracket 766002 01213 1 45 Voltage feedback inductance 220900 00301 1 46 Drive signal anti common mode inductance 220401 00031 1 47 Polypropylene capacitor CBB65 450VAC 50 F 5 7...
Page 33: ...1 Not enough or no circulating water in water cooling system 2 Water flow switch or signal line are faulty 1 No or not enough cooling water 2 Water hose is blocked or no connection 3 Water circulation...
Page 34: ...ng wire is at the end 2 The wire feed motor is over current stuck or damaged 1 Replace wire spool 2 Straighten the torch cable and check if the wire feed hose is twisted or blocked by dust E40 Communi...
Page 35: ...nput part is loose Welding machine operation 1 Circuit breaker is off or trips 2 2A fuse in rear panel of welding machine is broken Gas Gas cylinder and gas regulator 1 Gas valve is closed 2 Gas insid...
Page 36: ...e grain because of welding splash long time use will influence protective gas flow and welding so clean in time Welding contact tip is consumable in order to ensure good welding result replace every d...
Page 37: ...d keep lubrication and clean of rotate part add lubricant usually Replace worn wire feeding rollers because of long time use which will influence wire feeding stability Clean wire feeding system frequ...
