E-4

 

 

 

TROUBLESHOOTING

 

E-4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

TROUBLESHOOTING GUIDE

 

 

 

 

Observe Safety Guidelines

 

 

 

 

 

 

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE AREAS OF

 

RECOMMENDED

 

(SYMPTOMS)

 

MISADJUSTMENT(S)

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Major physical or electrical damage

1. Contact your local authorized

 

 

 

 

 

is evident when the sheet metal

 

 

Lincoln Electric Field Service

 

 

 

 

 

 

covers are removed.

 

 

facility for technical assis-

 

 

 

 

 

 

 

 

 

 

tance.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input fuses keep blowing, or input

 

 

1. Make certain that fuses or

 

 

 

 

 

 

breaker keeps tripping.

 

 

breakers are properly sized.

 

 

 

 

 

 

 

 

 

 

See Installation section of this

 

 

 

 

 

 

 

 

 

 

manual for recommended

 

 

 

 

 

 

 

 

 

 

fuse and breaker sizes.

 

 

 

 

 

 

 

 

 

 

2. Welding procedure is drawing

 

 

 

 

 

 

 

 

 

 

too much output current, or

 

 

 

 

 

 

 

 

 

 

duty cycle is too high.

 

 

 

 

 

 

 

 

 

 

Reduce output current, duty

 

 

If all recommended possible areas

 

 

 

 

 

 

 

cycle, or both.

 

 

 

 

 

 

 

 

 

 

 

of misadjustments have been

 

 

 

 

 

 

 

3. There is internal damage to

 

 

 

 

 

 

 

 

 

 

 

checked and the problem persists,

 

 

 

 

 

 

 

the power source. Contact an

 

 

 

 

 

 

 

 

 

 

 

contact your local Lincoln

 

 

 

 

 

 

 

authorized Lincoln Electric

 

 

 

 

 

 

 

 

 

 

 

Authorized Field Service Facility.

 

 

 

 

 

 

 

Service facility.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Machine will not power up (no

 

 

1. Make certain that the Power

 

 

 

 

 

 

lights, no fan, etc.)

 

 

Switch (SW1) is in the ON

 

 

 

 

 

 

 

 

 

 

position.

 

 

 

 

 

 

 

 

 

 

2. Circuit breaker CB4 (in recon-

 

 

 

 

 

 

 

 

 

 

nect area) may have opened.

 

 

 

 

 

 

 

 

 

 

Reset. Also, check input volt-

 

 

 

 

 

 

 

 

 

 

age selection, below.

 

 

 

 

 

 

 

 

 

 

3. Input voltage selection made

 

 

 

 

 

 

 

 

 

 

improperly. Power down,

 

 

 

 

 

 

 

 

 

 

check input voltage reconnect

 

 

 

 

 

 

 

 

 

 

according to diagram on

 

 

 

 

 

 

 

 

 

 

reconnect cover.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con- tact your local authorized Lincoln Electric Field Service Facility for technical assistance.

POWER WAVE 455/STT

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Lincoln Electric IM716 manual Troubleshooting Guide, Contact your local Lincoln, Authorized Field Service Facility

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.