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Page 2 

REDI-MIG

®

 210c, 250c, 250s, 325c, 325s 

IM6015 

 

 

ARC WELDING SAFETY PRECAUTIONS 

3

 

 

WELDING, EMF & PACEMAKERS  

5

 

 

INSTRUCTIONS FOR ELECTROMAGNETIC COMPATIBILITY 

6

 

 

 

Section 1 

INSTALLATION 

8

 

1.1 

Location 

8

 

1.2 

Connection to Mains Supply 

8

 

1.3 

Shielding Gas Supply (for the Gas Metal Arc Welding Process) 

9

 

1.4 

Gun and Cable Installation 

9

 

1.5 

Output Polarity Connection 

9

Section 2 

OPERATING INSTRUCTIONS 

10

 

2.1 

Duty Cycle 

10

 

2.2 

Control Panel 

10

Section 3 

SETTING UP FOR WELDING 

14

Section 4 

WELDING 

17

 

4.1 

Changing Electrode Size and Type 

17

 

4.2 

Adjusting Spool Tension 

17

Section 5 

LEARNING TO WELD 

17

 

5.1 

The Arc-Welding Circuit 

17

 

5.2 

The Self-Shielded (Gasless) FCAW Welding Arc 

18

 

5.3 

The GMAW (MIG) Welding Arc 

18

 

5.4 

Process Selection 

18

 

5.5 

Common Metals 

18

 

5.6 

Machine Set Up for the Self-Shielded (Gasless) FCAW Process 

18

 

5.7 

Welding Techniques for the Self-Shielded (Gasless) FCAW Process 

19

 

5.8 

Machine Set Up for the GMAW (MIG) and Gas-Shielded FCAW Processes 

20

 

5.9 

Welding Techniques for the GMAW (MIG) Process 

20

 

5.10 

Joint Types and Positions 

21

 

5.11 

Butt Welds 

21

 

5.12 

Penetration 

21

 

5.13 

Fillet Welds 

22

 

5.14 

Welding in the Vertical Position 

22

 

5.15 

Vertical-Up and Overhead Welding 

22

 

5.16 

Vertical-Down Welding 

22

 

5.17 

Troubleshooting Welds 

22

Section 6 

MAINTENANCE 

23

 

6.1 

Routine Maintenance 

23

 

6.2 

Gun and Cable Maintenance 

23

 

6.3 

Gun Tips and Nozzles 

23

 

6.4 

Input Lead 

23

 

6.5 

Liner Removal, Installation and Trimming Instructions

 

 

for LINC Gun

®

 240 & 360 Torch 

24

Section 7 

ACCESSORIES 

24

Section 8 

GROUND TEST PROCEDURE 

24

 
Section 9 

TROUBLESHOOTING 

26

 

 

PARTS LISTS REDI-MIG

®

 210c, 250c, 250s, 325c, 325s 

27

 

 

WIRING DIAGRAM REDI-MIG

®

 210c, 250c, 250s, 325c, 325s 

 

 

PARTS LISTS REDI-MIG

®

 4s Remote

 

 

 

WIRING DIAGRAM REDI-MIG

®

 4s Remote Wire Feeder 

 

 

INDEX

Summary of Contents for REDI-MIG 210c

Page 1: ...and built with safety in mind However your overall safety can be increased by proper installation and thoughtful operation on your part Read and observe the general safety precautions on page 2 and follow specific installation and operating instructions included in this manual Most importantly think before you act and be careful REDI MIG 210c 250c 250s 325c 325s Operator s Manual IM6015 October 20...

Page 2: ...et Up for the Self Shielded Gasless FCAW Process 18 5 7 Welding Techniques for the Self Shielded Gasless FCAW Process 19 5 8 Machine Set Up for the GMAW MIG and Gas Shielded FCAW Processes 20 5 9 Welding Techniques for the GMAW MIG Process 20 5 10 Joint Types and Positions 21 5 11 Butt Welds 21 5 12 Penetration 21 5 13 Fillet Welds 22 5 14 Welding in the Vertical Position 22 5 15 Vertical Up and O...

Page 3: ...nd 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 e Also see Item 7b 3 a Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding Headshield and filter lens should conf...

Page 4: ... the greatest care when working near moving parts f Do not put your hands near the engine fan Do not attempt to override the governor or idler by pushing on the throttle control rods while the engine is running g To prevent accidentally starting petrol engines while turning the engine or welding generator during maintenance work disconnect the spark plug wires distributor cap or magneto wire as ap...

Page 5: ... arc welding can interfere with a pacemakers function Generally the interference does not permanently damage the pacemaker Once the wearer leaves the arc welding environment or stops welding the pacemaker returns to normal functioning The welding arc has little or no effect on the operation of some pacemakers especially designs that are bi polar or designed to filter out such interference For a we...

Page 6: ...ay that welding or other activities are to be carried out The size of the surrounding area to be considered will depend on the structure of the building and other activities that are taking place The surrounding area may extend beyond the boundaries of the premises Methods of Reducing Emissions Mains Supply Welding equipment should be connected to the mains supply according to the manufacturer s r...

Page 7: ...a QUALITY product by Lincoln Electric We want you to take pride in operating this Lincoln Electric Company product as much pride as we have in bringing this product to you Read this Operator s Manual completely before attempting to use this equipment Save this manual and keep it handy for quick reference Pay particular attention to the Safety Instructions we have provided for your protection The l...

Page 8: ...Wave power sources these machines deliver a wider voltage sweet spot giving the operator a larger operating envelop This makes tuning in the right welding parameters a breeze even for less skilled operators Lincoln Electric s new REDI MIG family comprises of five models in both compact and separate wire feeder The REDI MIG 210c 250c and 250s are for 240 volt supply and the REDI MIG 325c and 325s a...

Page 9: ...1 5 Output Polarity Connection 210c 250c 325c only The electrode cable is located between output terminals The electrode cable is connected to the required output terminal on the front of the REDI MIG 210c 250c and 325c The gun polarity can be changed by placing the electrode cable to the required output terminal eg for electrode ve connect the electrode cable to the ve output stud Connect the wor...

Page 10: ...se and 8 position fine voltage selection allowing the user to select up to 32 welding voltages The approximate weld voltages for the rotary switch postions for the 210c 250c and 250s are below left Data for the 325c and 325s are below right Welding voltage values for the REDI MIG 325c 325s Position Position Volts Position Position Volts 13 18V 1 13 21 5 25V 1 21 5 13 18V 2 14 21 5 25V 2 22 13 18V ...

Page 11: ...lding amperage Supplied as standard on REDI MIG 325c Available as a field fit option for other REDI MIG models 9 GAS PURGE WIRE INCH A two position toggle switch located on the REDI MIG 4s Use the gas purge momentary toggle switch to operate the gas solenoid to purge air from the gas supply after connecting a new gas cylinder Gas purge will only operate while the toggle switch is held upwards Use ...

Page 12: ...rigger stops the gas flow To recommence welding the above cycle must be repeated 11 Output Terminals Dinse connection used to connect electrode cable and work return lead FOR OUT POLARITY CONNECTION REFER TO SECTION 1 5 12 CONTROL CABLE OUTPUT CONNECTION The control cable connects to the output connection plug on the front of the REDI MIG 250s 325s separate power source between the output terminal...

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