LOTOS TIG140 Manual Download Page 2

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TABLE OF CONTENTS

SAFETY...………………………………………………………………………..4

SPECIFICATIONS…….………………………………………………………..9

General Description

…………………………………………………………..9

What’s Included

………………………………………………………………9

Power Supply Rating

…..……………………………………………………..10

What You Need to Operate This Machine

…………………………………...11

Machine Rear

………………………………………………………………..12

Front Control Panel

………………………………………………………….12

INSTALLATION………………………………………………………………..13

Before Installation

……………………………………………………………13

Installation Diagrams

………………………………………………………...14

OPERATIONS………………………………………………………………...15

Welding Steps…

……………………………………………………………16

TROUBLESHOOTING………………………………………………………...17

How to Use the Troubleshooting Guide

……………………………………...17

Troubleshooting Welding

…………………………………………………….18

OTHER ACCESSORIES……………………………………………………….19

Summary of Contents for TIG140

Page 1: ...LOTOS TIG140 TIG Stick Welder ...

Page 2: ...pply Rating 10 What You Need to Operate This Machine 11 Machine Rear 12 Front Control Panel 12 INSTALLATION 13 Before Installation 13 Installation Diagrams 14 OPERATIONS 15 Welding Steps 16 TROUBLESHOOTING 17 How to Use the Troubleshooting Guide 17 Troubleshooting Welding 18 OTHER ACCESSORIES 19 ...

Page 3: ...is manual Write the invoice number and date of purchase on the inside of the manual Keep the manual and invoice in a safe and dry place for future use Operation Manual Carefully read the operation manual prior to using installing and maintaining the electric welding machine for the purpose of preventing damages such as fire electric shock and etc from occurring Please keep the manual for future re...

Page 4: ...s Keep children away Children must be never be allowed in the work area Do not let them handle machines tools or extension cords Store idle equipment When not in use tools must be stored in a dry location to inhibit rust Always lock up tools and keep them out of the reach of children Do not force tool It will do the job better and safer at the rate for which it was intended Do not use inappropriat...

Page 5: ...acement parts Use of any other parts will void warranty Only use accessories intended for use with this welder Approved accessories are available from www uwelding com Do not operate tool if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgment or reflexes are impaired while taking drugs If there is any doubt do not operate the welder Maintenanc...

Page 6: ...ound clamp to the piece to be welded and as close to the weld area as possible This will give the least resistance and best weld Maintain the welding torch work clamp power cable and welding machine in good safe operating condition Replace damaged insulation Always wear dry protective clothing and leather welding gloves and insulated footwear You have to the wear the welding gloves and auto darken...

Page 7: ...ry or death Always work in a properly ventilated area Read and understand the manufacturer s instructions for this equipment and the consumables to be used including the material safety data sheet MSDS and follow your employer s safety practices MSDS forms are available from your welding distributor or from the manufacturer WELDING SPARKS can cause a fire or an explosion Remove fire hazards from t...

Page 8: ...nd face away from the cylinder valve outlet when opening the cylinder valve Valve protection caps should always be in place and hand tight except when the cylinder is in use or connected for use ELECTRICALLY POWERED EQUIPMENT can be dangerous Turn off input power using the disconnect switch at the fuse box before working on the equipment Install equipment in accordance with the local codes and the...

Page 9: ...rated almost anywhere a power outlet is found and can be used with small clean powered generators 140 amp DC IGBT TIG Stick MMA Welder Automatic dual voltage dual frequency 110 220 volt 50 60Hz Analog controlled IGBT inverter Suitable for welding stainless steel mild steel and other metal materials WHAT S INCLUDED Power Supply TIG Torch Stick Electrode with Cable 5ft Ground Clamp with Cable 5ft Pi...

Page 10: ...7 m torch 10lbs 4 5kg Gas Supply Clean dry oil free argon Recommended gas inlet flow rate pressure 3 6scfm 65psi Input power cable length 5 1 8m Material2 Mild Steel Welding Capacity 6mm Stainless Steel Steel Other Metals Warranty New Unit 1 Year Warranty Refurbished Unit 60 Day Warranty 1 Duty Cycle is percentage of 10 minutes that unit can weld at rated load without overheating 2 Production weld...

Page 11: ...ask to provide eye protection A compressed gas cylinder containing pure Argon Stainless steel wire welding brushes for each material to be welded A stone grinding wheel or a Tungsten Sharpener to sharpen the Tungsten Electrode Before welding the operator should read the operating instructions Check the machine appearance for deformation and damage For the safety of the equipment the operator must ...

Page 12: ...und Safety Earthing Column FRONT CONTROL PANEL Overheat protection indicator OC light This is to protect the machine if it overheats If the light is on please stop the machine for 4 to 10 minutes before turning it on again FRONT CONTROL PANEL 5 Overcurrent Duty Cycle Indicator Light 6 Digital Amp Meter Display 7 Lift Start TIG Stick Switch 8 Amp Current Control Dial 9 Torch and Work Clamp Connecto...

Page 13: ...ated where there is free circulation of clean air such that air movement in the back and out the front will not be restricted Dirt and dust that can be drawn into the machine should be kept to a minimum Failure to observe these precautions can result in excessive operating temperatures and nuisance shutdown ENVIRONMENTALAREA Keep the machine dry Do not place it on wet ground or in puddles Avoid ra...

Page 14: ... power be sure to maintain polarity and use the white wire as the common neutral the black as the hot and the green as the ground or it may malfunction HOLDER HOLDER GREEN GROUND 120 240v L1 BLACK HOT 240V BLACK HOT 120V L2 WHITE HOT 240V WHITE NEUTRAL 120V RECEPTACLE SIDE ...

Page 15: ...d allow machine to sit for five minutes minimum to allow the power capacitors to discharge before working inside this equipment Do not touch electrically hot parts Turn the input power OFF and unplug the machine from the receptacle before working on this equipment FUMES AND GASES can be dangerous Keep your head out of fumes Use ventilation or exhaust to remove fumes from breathing zone WELDING SPA...

Page 16: ...NG LIFT TIG 1 Set TIG Stick switch into the TIG position 2 Connect gas inlet pipe of the welding torch to argon bottle 3 Test gas open the argon bottle switch and switch on the flow meter select suitable argon flow 4 Adjust the amp current control dial for suitable settings according to thickness of the material to be welded 5 When welding operation is finished turn off the argon bottle switch and...

Page 17: ... SYMPTOMS This column describes possible symptoms that the machine may exhibit Find the listing that best describes the symptom that the machine is exhibiting Step 2 POSSIBLE CAUSE The second column labeled POSSIBLE CAUSE lists the obvious external possibilities that may contribute to the machine symptom Step 3 RECOMMENDED ACTION This column provides a course of action for the Possible Cause If yo...

Page 18: ...Additional TIG symptom Tungsten is discolored Stick Too long of arc length Too high of amps TIG Same as above Low flow rate of shielding gas Too short of post flow period Wrong TIG cup size Weld quality is poor unstable arc Weld is dirty oxidized Clean paint rust from weld Make sure work clamp has good contact Too low of amps Too large of tungsten Incorrect wiring of welder Tungsten TIG is poorly ...

Page 19: ...19 OTHER ACCESSORIES The following accessories and consumables can be purchased on www uwelding com or call 408 739 2329 to order ACCESSORIES TT132 DTE10 AAR10 HELMET ...

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