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F-14

TROUBLESHOOTING AND REPAIR

F-14

Observe Safety Guidelines detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

 

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

The battery does not stay

The battery may be faulty.

Perform the Engine Alternator

charged.

 

Recharge and test the battery.

Test.

 

 

 

Replace it if necessary.

 

 

 

 

The engine alternator drive belt

 

 

 

 

may be loose. Replace and/or

 

 

 

 

adjust the belt tension.

 

 

 

 

 

The machine will not idle down

Make sure the idle switch is in

The idle solenoid linkage may be

to low RPM when weld and

the “AUTO IDLE” position.

bent or out of adjustment. Check

auxiliary loads are removed.

Make sure there is no external

that the linkage moves freely and

The machine has normal weld

that the plunger does not bind in

load on the weld terminals or the

any way.

 

and auxiliary output. The engine

auxiliary power receptacles.

 

 

starts and shuts down normally.

Disconnect the weld cables and

 

 

 

 

unplug anything that may be

Check that the solenoid can

 

 

 

connected to the auxiliary

 

 

 

receptacles.

freely pull in and solidly seat

 

 

 

Check for mechanical restrictions

against its internal stop.

 

 

 

 

 

 

 

in the idler solenoid linkage.

 

 

 

 

 

Perform the Engine RPM

 

 

 

 

Adjustment Test.

 

 

 

 

The idle solenoid may have

 

 

 

 

failed. Disconnect the solenoid

 

 

 

leads and check the resistance

 

 

 

of the solenoid coil.

 

 

 

 

For code 10856, the resistance

 

 

 

should measure about 8.8 Ohms.

 

 

 

For codes 11199 and 11408, the

 

 

 

resistance from the black lead to

 

 

 

the white lead should measure

 

 

 

about 0.4 Ohms. The resistance

 

 

 

from the black lead to the red

 

 

 

 

lead should be about 15 Ohms.

 

 

 

 

 

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 Perform the Engine Alternator

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.