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F-12

TROUBLESHOOTING AND REPAIR

F-12

Observe Safety Guidelines detailed in the beginning of this manual.

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

 

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

The engine will not crank when

 

• If voltage is present, check

the start button is pressed.

 

that the negative battery

 

(continued)

 

 

terminal is properly connected

 

 

to the engine block. If the

 

 

 

 

 

 

 

 

battery is properly connected,

 

 

 

the starter/solenoid is

 

 

 

 

defective and should be

 

 

 

 

serviced or replaced.

 

 

 

 

 

The engine cranks when the

Make sure the run/stop switch is

Perform the Engine Fuel

 

start button is pressed, but will

in the run position.

System Voltage Tests.

 

not start.

 

The run/stop switch may have

 

 

 

 

 

 

 

 

been left in the run position for

 

 

 

 

more that 30 seconds (60

 

 

 

 

seconds for some models).

 

 

 

 

Move switch to the stop position,

 

 

 

 

then after a few seconds, move

 

 

 

 

it back to the run position.

 

 

 

 

If the machine is being used in a

 

 

 

 

cold climate, the thermostart or

 

 

 

 

glow plug system may need to

 

 

 

 

be used. See the welder

 

 

 

 

operators’ manual and the

 

 

 

 

engine operator’s manual for

 

 

 

 

detailed instructions.

 

 

 

 

Check that there is an adequate

 

 

 

 

supply of fresh clean fuel, and

 

 

 

 

that the fuel shut-off valve is

 

 

 

 

open.

 

 

 

 

Check and if necessary, replace

 

 

 

 

the fuel filter.

 

 

 

 

There may be air in the fuel

 

 

 

 

system. See the engine

 

 

 

 

manufacturer’s manual and

 

 

 

 

bleed all air from the fuel

 

 

 

 

system.

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877.

SAE-400 SEVERE DUTY

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Lincoln Electric SVM187-A service manual System Voltage Tests

SVM187-A specifications

The Lincoln Electric SVM187-A is a cutting-edge welding machine designed for professional welders and industrial applications. Known for its reliability and performance, it stands out in the competitive welding equipment market. This versatile machine is structured to handle various welding processes, making it a popular choice among users.

One of the primary features of the SVM187-A is its multifunctional capabilities. It supports MIG, TIG, and Stick welding, allowing users to switch between different welding techniques seamlessly. This flexibility makes it suitable for diverse applications, whether working on automotive repairs, metal fabrication, or construction projects. Additionally, the machine is equipped with a robust power output, ranging from low to high amperage settings, enabling users to tackle a wide array of materials, including mild steel, stainless steel, and aluminum.

The SVM187-A incorporates advanced inverter technology, which ensures increased efficiency and reduced energy consumption. This technology leads to a more compact design, making the unit portable and easy to transport. The lightweight construction of the machine does not compromise its durability; it is built with high-quality materials to withstand the rigors of a professional workshop.

Another notable characteristic of the SVM187-A is its user-friendly interface. The intuitive control panel includes digital displays for precise settings adjustments, ensuring accuracy during operation. Beginners and seasoned welders alike can benefit from the clear and straightforward design, reducing training time and enhancing productivity.

Safety features are paramount in the SVM187-A's design. The machine is equipped with thermal overload protection, ensuring that it operates within a safe temperature range to prevent damage and promote longevity. Additionally, it features automatic voltage regulation, which maintains a stable arc even under varying input voltage conditions.

In summary, the Lincoln Electric SVM187-A is a versatile, efficient, and user-friendly welding machine suited for both professional and industrial applications. Its multifunctionality, inverter technology, and robust safety features set it apart from competitors, making it a reliable choice for welders seeking to elevate their craftsmanship while ensuring safety and efficiency. This machine represents the innovation and quality that Lincoln Electric is renowned for in the welding industry.