FY-TECH FYMIG200L-3 Скачать руководство пользователя страница 19 | Manualshive

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1. Large Spatter Deposits

2. Rough, Uneven Bead
3. Slight Crater during Welding

4. Bad Overlap
5. Poor Penetration

Page 17

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OPERATION

4.5 Poor Weld Bead Characteristics

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Содержание FYMIG200L-3

Страница 1: ...Instruction Manual Our equipment is approved by the following car manufacturers China FYMIG200L 3 ...

Страница 2: ...Connection 3 10 Welding Gun 4 Operation 4 1 Controls 4 2 Holding and Positioning Welding Gun 4 3 Conditions that Affect Weld Bead Shape 4 4 Gun Movement during Welding 4 5 Poor Weld Bead Characteristics 4 6 Good Weld Bead Characteristics 5 Troubleshooting 5 1 Excessive Spatter 5 2 Porosity 5 3 Excess Penetration 5 4 Lack of Penetration 5 5 Incomplete Fusion 5 6 Burn through 5 7 Waviness of Bead 5 ...

Страница 3: ...n explode if damaged Gas cylinders contain gas under high pressure If damaged a cylinder can explode Be sure to treat them carefully Electric shock can kill 1 Do not touch live electrical parts 2 Wear dry hole free insulating gloves and body protection 3 Do not wrap electrical cable around your body 4 Ground the workpiece with a good electrical ground Keep away from the torch tip Remove all flamma...

Страница 4: ...cription Our semi automatic welder is an all in one MIG shielding gases welder GMAW with high efficiency that is an ideal substitute for manual arc welding Most advanced circuit design and technology are adopted Excellent performances supreme reliability quality welding requirements can be satisfied Spot weld groove weld and fillet weld are available Most commonly used shielding gases are applicab...

Страница 5: ...ency Hz FYMIG200L 3 AC 240 Single Phase 50 60 Rated Input Current A Rated Output Current A Output Voltage V No load Voltage V Welding Wire Diameter mm Duty Cycle Insulation Class Dimensions mm 15 310 15 7 31 50 0 6 0 8 0 9 1 0 65 F 1050 520 930 10 5 Rated Input Power KW ...

Страница 6: ...main transformer and rectifier The unit products heat while welding 2 If unit overheats output stops and cooling fan runs 3 Wait fifteen minutes for unit to cool Reduce amperage or voltage or duty cycle before welding Weld again Overheating Stop working Wait 15 minutes for unit to cool Reduce amperage or reduce duty cycle ...

Страница 7: ...ed under sunshine The worksite should be in low humidity and without dust 5 Operating Temperature range 10 C to 40 C 6 Storage Temperature range 25 C to 56 C 7 At least 20cm of space for airflow 30cm of space for two units located side by side 8 Use tent to protect the machine from stormy weather when operate outdoor 9 Welding produces fumes and gases breathing these fumes and gases can be 3 hazar...

Страница 8: ...er of 6mm2 3 Do not move or operate unit where it could tip 4 Use cart or unit handle to move unit Do not pull the cords to move unit 5 Moving gas cylinder and main unit to hight sparaely Use lifting eye to lift unit only not running gear gas cylinders or any other accessories 6 Optional order for individual wire feeder is available The wire fe eder and welding gun divide from the main unit It is ...

Страница 9: ...r Flowmeter Make sure the surface is vertical while installing 5 Flow Adjust Typical pressure is 0 05 0 15MPa 6 Hose 7 Hose Connection Connect gas hose between regulator flowmeter and the unit 8 Regulator Flowmeter heating socket For low temperature worksite please plug the regulator flowmeter to the socket for heating DO NOT use other gases regulater flowmeter 2 with CO shielding gas Rear Panel 1...

Страница 10: ...onductors Installation must meet all National and Local Codes Only qualified persons are allowed to make this installation Disconnect and lockout tagout input power before connecting input conductors from unit Select type and size of over current protection Close and secure door on disconnect device Remove lockout tagout device and place switch in the on position ON OFF CO2 2 L1 L2 2 1 4 The power...

Страница 11: ...wire spool spindle tightly to prevent slipping Feed wire to check wire spool installation 2 Set a desired drive roll pressure close and tighten pressure adjustment knob 3 Press gun trigger and let go of wire 4 Remove gun nozzle and contact tip 5 Press gun trigger until wire comes out of gun Reinstall contact tip and nozzle 6 Feed wire to check drive roll pressure tighten knob enough to prevent sli...

Страница 12: ...vice springs open 2 Loosen securing nut Remove drive roll 3 The drive roll consists of two different sized grooves Reinstall the desired wire sized groove close to the motor shaft 4 Tighten securing nut 5 Replace press wire device and set a desired pressure 6 Make sure drive roll groove lines up with wire guide Page 10 3 INSTALLATION 3 8 Changing Drive Roll ...

Страница 13: ...elding gas Gun Work clamp and workpiece Weld current can damage electronic parts in vehicles Disconnect both battery cables before welding on a vehicle Place work clamp as close to the weld as possible Page 11 3 INSTALLATION 3 9 Typical MIG Process Connection ...

Страница 14: ...1 Shield cup C012 2 Contact tip C004 3 Front adaptor C010 4 Gooseneck 15 24AK C020 C018 5 Trigger 6 Spanner 1 2 3 4 6 5 Page 12 3 INSTALLATION 3 10 Welding Gun ...

Страница 15: ...he machine then turn it on 4 Regular and pulse switching The machine is preset as regular mode as in the figure Press 13 to switch the mode to pulse welding indicated by a highlighted black box over the program icon as in the figure Then 9 is used to adjust the pulse frequency instead of wire feeding speed Press 13 again switch to regular welding mode again 5 Spot welding time adjustment The defua...

Страница 16: ...ew of work angle Side view of gun angle Side view of gun angle 45 45 90 90 0 15 0 15 GROOVE WELDS FILLET WELDS Welding wire is energized when gun trigger is pressed Before lowering helmet and pressing trigger be sure wire size is correct to past end of contact tip and tip of wire is positioned correctly on seam Page 14 4 OPERATION 4 2 Holding and Positioning Welding Gun ...

Страница 17: ...e metal wire feed speed weld current and voltage Push Perpendicular Short Short Slow Normal Normal Normal Drag Long Long Fast 10 10 GUN ANGLES AND WELD BEAD PROFILES ELECTRODE EXTENSIONS STICKOUT FILLET WELD ELECTRODE EXTENSIONS STICKOUT GUN TRAVEL SPEED Page 15 4 OPERATION 4 3 Conditions that Affect Weld Bead Shape ...

Страница 18: ... Steady movement along seam 2 Weave Bead Side to side movement along seam 3 Weave Patterns Use weave patterns to cover a wide area in one pass of the electrode Page 16 4 OPERATION 4 4 Gun Movement during Welding 1 2 3 ...

Страница 19: ...1 Large Spatter Deposits 2 Rough Uneven Bead 3 Slight Crater during Welding 4 Bad Overlap 5 Poor Penetration Page 17 4 OPERATION 4 5 Poor Weld Bead Characteristics 1 2 3 4 5 ...

Страница 20: ...1 2 3 4 5 1 Fine Spatter 2 Uniform Bead 3 Moderate Crater during Welding 4 No Overlap 5 Good Penetration into Base Metal Page 18 4 OPERATION 4 6 Good Weld Bead Characteristics ...

Страница 21: ...ange Electrode extension stickout too long Use shorter electrode extension stickout Workpiece dirty Remove all grease oil moisture rust paint under coating and dirt from surface before welding Insufficient shielding gas at welding arc Increase flow of shielding gas at regulator flowmeter and or prevent drafts near welding arc Dirty welding wire Use clean dry welding wire Eliminate pickup of oil or...

Страница 22: ...st nozzle distance from workpiece Hold gun near bead at end of weld until molten metal solidifies Wrong gas Use welding grade shielding gas change to different gas Dirty welding wire Use clean dry welding wire Eliminate pick up of oil or lubricant on welding wire from feeder or liner Workpiece dirty Remove all grease oil moisture rust paint under coating and dirt from surface before welding Use a ...

Страница 23: ...e heat input Select lower voltage range and reduce wire feed speed Increase travel speed Weld metal melting through base metal and hanging underneath weld Excessive Penetration Good Penetration Page 21 5 TROUBLESHOOTING 5 3 Excessive Penetration ...

Страница 24: ... Improper weld technique Maintain normal gun angle of 0 to 15 degrees to achieve maximum penetration Keep arc on leading edge of weld puddle Do not extend wire too far from nozzle Insufficient heat input Select higher wire feed speed and or select higher voltage range Reduce travel speed Shall fusion between weld metal and base metal Lack of Penetration Good Penetration Page 22 5 TROUBLESHOOTING 5...

Страница 25: ... Insufficient heat input Place stringer bead in proper locations at joint during welding Adjust work angle or widen groove to access bottom during welding Momentarily hold arc on groove side walls when using weaving technique Keep arc on leading edge of weld puddle Use correct gun angle of 0 to 15 degrees Failure of weld metal to fuse completely with base metal or a preceeding weld bead Page 23 5 ...

Страница 26: ...metal resulting in holes where no metal remains Possible Causes Corrective Actions Excessive heat input Select lower voltage range and reduce wire feed speed Increase and or maintain steady travel speed Page 24 5 TROUBLESHOOTING 5 6 Burn Through ...

Страница 27: ... joint formed by base metal Possible Causes Corrective Actions Welding wire extends too far out of nozzle Do not extend wire too far from nozzle Unsteady hand Support hand on solid surface or use two hands Page 25 5 TROUBLESHOOTING 5 7 Waviness of Bead ...

Страница 28: ...Excessive heat input Use restraint clamp to hold base metal in position Make tack welds along joint before starting welding operation Select lower voltage range and or reduce wire feed speed Increase travel speed Weld in small segments and allow cooling between welds Page 26 5 TROUBLESHOOTING 5 8 Distortion ...

Страница 29: ... feed speed 2 Replace contact tip Small cavities or holes resulting from gas pockets in weld metal 1 Insufficient shielding gas at welding arc 2 Regulator flowmeter damaged 3 Contact tip damaged 4 Leakage outside gas mix with shielding gas 1 Increase flow of shielding gas at regulator flowmeter 2 Replace regulator flowmeter 3 Replace contact tip 4 Check gas hoses for leaks Welding are not stable 1...

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