Lincoln Electric 11521 service manual Function Problems

Models: 11521

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F-7

TROUBLESHOOTING AND REPAIR

F-7

 

 

 

 

 

 

 

Observe Safety Guidelines detailed in the beginning of this manual.

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

 

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

 

 

FUNCTION PROBLEMS

 

 

There is no gas flow when the gun

1. If a spool gun adapter is installed,

1. Check plug J1 on the control board

trigger is activated . The wire feeds

make certain the toggle switch in

for loose or faulty connections. See

and the arc voltage is present.

the spool gun kit in the correct

Wiring Diagram.

 

 

 

position.

 

 

 

 

 

 

 

2. Check the gas solenoid by discon-

 

 

2. Check to make sure the switch on

necting it from leads #108A and

 

 

the Magnum 100SG

Adapter

#116A&B. Apply a 12VDC external

 

 

Panel is in the Magnum Push

supply to the solenoid. If the sole-

 

 

Gun Position.

 

noid does NOT activate then it may

 

 

 

 

be faulty. Replace.

 

 

 

3. Check the gas source and hoses

 

 

 

 

for kinks or leaks.

 

 

 

 

 

 

The machine stops feeding wire

1. Check for a mechanical restriction

1. Check the motor armature current.

while welding. When the gun trig-

in the wire feed path.

The gun

Normal armature current is 2.0 to 2.7

ger is released and pulled again,

may be clogged.

 

amps maximum. If the motor arma-

the wire feed starts.

 

 

 

ture current is normal, and the motor

 

 

2. Make sure the drive rolls and

continues to shut-off, the control

 

 

guide plates are clean and are the

board may be faulty. Replace.

 

 

 

correct size.

 

 

 

 

 

 

 

2. If the motor armature current is high

 

 

3. Check the spindle for ease of rota-

(over 2.7 amps) and there are NO

 

 

tion.

 

restrictions in the wire feeding path

 

 

 

 

then the motor or gearbox may be

 

 

 

 

defective. Replace.

 

 

 

 

 

 

 

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.

Power MIG® 215XT

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Lincoln Electric 11521 service manual Function Problems

11521 specifications

The Lincoln Electric 11521 is a highly regarded choice among welders and metal fabricators, known for its reliability and efficiency. This portable MIG welder excels in delivering professional-grade results, making it suitable for both beginners and experienced welders. One of the standout features of the Lincoln Electric 11521 is its user-friendly design, which facilitates ease of use and enhances the overall welding experience.

Equipped with a powerful 180 amp output, the Lincoln Electric 11521 is capable of tackling a wide range of welding applications. It operates on a standard 230-volt outlet, allowing users to work on various materials, including mild steel, stainless steel, and aluminum, with thicknesses up to 5/16 inch. This versatility is crucial for those who handle different types of projects, from automotive repairs to home improvement tasks.

The welder employs a spool gun for welding aluminum, ensuring a smooth and efficient feeding of the wire. This technology mitigates the problems commonly associated with feeding aluminum wire through a regular gun, providing a seamless experience. Additionally, the Lincoln Electric 11521 features an adjustable welding speed and voltage, enabling users to fine-tune their settings to match the specific requirements of each project. This adaptability leads to better penetration, bead shape, and overall weld quality.

Another important aspect of the Lincoln Electric 11521 is its durability. Constructed with high-quality materials, this welder is designed for tough jobs and can withstand the wear and tear associated with heavy use. The unit's compact size and lightweight design further enhance its practicality, making it easy to transport between job sites or store when not in use.

Safety is a crucial element in welding, and the Lincoln Electric 11521 does not compromise on this aspect. It features a thermal overload protection system, which prevents damage to the machine by shutting it down in case of overheating. The welder also includes a gas-saving mode that intelligently reduces the gas flow during idle times, maximizing efficiency.

In summary, the Lincoln Electric 11521 is a versatile and reliable MIG welder that caters to a wide range of welding needs. With its powerful output, user-friendly features, advanced technologies, and robust safety mechanisms, it is an excellent investment for professionals and hobbyists alike looking to achieve high-quality welds with ease.