Lincoln Electric IM716 manual Your local Lincoln Authorized Field Service Facility

Page 38

E-7

TROUBLESHOOTING

E-7

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

PROBLEMS

(SYMPTOMS)

POSSIBLE AREAS OF MISADJUSTMENT(S)

RECOMMENDED

COURSE OF ACTION

General degradation of the weld per-

1.Check for feeding problems, bad

formance

 

connections, excessive loops in

 

 

cabling, etc.

 

2.

Verify weld mode is correct for

 

 

processes.

 

3. The power source may require

 

 

calibration.

 

4.

Check the actual current dis-

 

 

played on the Power Feed 10 vs.

 

 

actual current measured via exter-

 

 

nal meter.

 

5.

Check the actual voltage dis-

 

 

played on the Power Feed 10 vs.

 

 

actual voltage measured via exter-

 

 

nal meter.

 

6.

Check the actual WFS displayed

 

 

on the Power Feed 10 vs. actual

 

 

WFS measured via external

 

 

meter.

 

 

 

Excessively long and erratic arc

1.

Check for proper configuration

 

 

and implementation of voltage

 

 

sensing circuits.

 

 

 

In the STT mode, the arc is exces-

1.

Check that the (21) work sense

sively long and erratic.

 

lead is connected, and configured

 

 

properly.

 

 

 

In the STT mode, the spatter is high-

1.

Check that the (21) work sense

er than normal and the arc is incon-

 

lead is connected, and configured

sistent.

 

properly. (Dip Switch Set)

.

2.

Verify that the electrode lead is

 

 

connected to the STT stud and

 

 

not the "POWERWAVE" stud.

 

3. Check that the "POWERWAVE"

 

 

stud is not electrically connected

 

 

to the STT stud.

 

 

 

 

 

 

If all recommended possible areas of misadjustments have been checked and the problem persists, contact

your local Lincoln Authorized Field Service Facility.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

POWER WAVE 455/STT

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Contents Power Wave 455/STT Safety Power WaveElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Table of Contents Installation Technical Specifications Power Wave 455/STT K1518-4Input Connection Machine GroundingHigh Frequency Protection LiftingTable A.1 Input Fuse and Supply Wire ConsiderationsElectrode and Work Cable Connections Minimum CopperCable INDUCTANCE, and ITS Effects on Pulse Welding Negative Electrode PolarityVoltage Sensing Electrode Voltage Sensing Table A.2Work Voltage Sensing System Description System ModelBasic Rules Simple SystemMultiple Group System Single Group Multi-Head SystemFigure A.11 Single Group Multi-Head System Alternate MethodTWO Power Waves Figure A.2Multiple ARC Sense Lead and Work Lead Placement Guidelines BADDIP Switch Settings and Locations Receptacle SpecificationsPower Wave Watercooler Field Installed Option Control Board DIP Switch1OPERATIONB-1 Electric Shock can killPower Wave 455/STT Recommended Processes and Equipment OperationGeneral Description Required EquipmentCase Front Layout Power Wave 455/STT North American Canadian Case Front ControlsWelding Adjustments Nominal ProceduresFringe Procedures Making a WeldARC Control Welding ModeVolts / Trim Non Synergic CV Constant Voltage WeldingSynergic CV All CV ModesPulse Welding Figure A.6 Current Wave Form PulseTrim STT WeldingField Installed AccessoriesFactory Installed Optional EquipmentMaintenance Routine MaintenanceTroubleshooting HOW to USE Troubleshooting GuideUsing the Status LED to Troubleshoot System Problems Error code before the machine is turned offError Codes for the Powerwave Error Code # IndicationContact your local Lincoln Troubleshooting GuideAuthorized Field Service Facility If the Thermal LED is also lit Exceeding the 325 amp limit on STT output terminal Your local Lincoln Authorized Field Service Facility Power Wave 455/STT Wiring Diagram Connection Diagram Connection Diagram Semi-automatic Simple SystemDiagrams Work Sense Control Cable K1543Dimension Print Power Wave Power Wave 455/STT Precaucion Warnung

IM716 specifications

The Lincoln Electric IM716 is a state-of-the-art multi-process welding machine that stands out in the industry for its versatility and advanced technology. Designed for professionals who seek efficiency and precision, the IM716 is capable of handling various welding processes, including MIG, TIG, and Stick welding, making it an excellent option for a wide range of applications, from automotive repairs to heavy industrial work.

One of the key features of the IM716 is its intuitive interface, which includes a digital display that simplifies the settings adjustments. Users can easily select the desired welding mode, adjust the voltage and wire feed speed, and monitor their performance all from a user-friendly control panel. This ease of use significantly reduces setup time, allowing welders to focus more on the task at hand than on navigating complicated controls.

The IM716 employs Lincoln Electric's advanced inverter technology, which provides greater energy efficiency compared to traditional transformer-based machines. This innovative technology not only reduces power consumption but also contributes to a more consistent arc quality. The inverter design also makes the machine lighter and more portable, accommodating the needs of welders who move between job sites.

Another notable characteristic of the IM716 is its robust construction. Designed for durability, the machine can withstand the rigors of a demanding work environment. It features a rugged steel housing that protects internal components from damage while enhancing its longevity. Additionally, the IM716 operates reliably in various conditions, including extreme temperatures, making it a dependable choice for outdoor welding projects.

The IM716 is equipped with advanced safety features, including a thermal overload protection system that prevents overheating during intense welding tasks. This feature extends the lifespan of the machine and ensures safe operation for users. Furthermore, the IM716 includes features like a built-in gas solenoid valve for TIG welding, providing added convenience by enabling automatic gas flow control.

In conclusion, the Lincoln Electric IM716 is a powerful, versatile, and well-engineered welding machine that meets the needs of professional welders. With its multi-process capabilities, user-friendly interface, advanced inverter technology, and durable construction, it exemplifies innovation in the welding industry. Whether for fabricating, repairing, or maintenance tasks, the IM716 stands out as a reliable and efficient choice for any welding operation.