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F-8

 

 

 

 

F-8

TROUBLESHOOTING & REPAIR

 

 

 

Observe Safety Guidelines

 

TROUBLESHOOTING GUIDE

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

 

WIRE FEEDING PROBLEMS

 

 

 

 

No control of wire feed speed.

1. The wire feed speed encoder

1. Perform the Wire Drive Motor

Other machine functions are nor-

control may be dirty. Rotate sev-

and

Tachometer

Feedback

mal.

eral times and check if problem

Test.

 

 

 

 

is resolved.

 

 

 

 

 

 

2. The Wire Speed Encoder may

 

 

be faulty. If code is 10562 or

 

 

below change Encoder PCB. If

 

 

code is above 10562 Perform

 

 

Encoder Test

 

 

 

 

3. The Feeder Head Board may be

 

 

faulty. Replace.

 

 

 

 

There is no wire feed when gun

1. Check for wire jam at drive rolls.

1. Perform the Wire Drive Motor

trigger is pulled. Normal open cir-

 

and

Tachometer

Feedback

cuit voltage is present.

2. If the drive rolls are turning then

Test.

 

 

 

 

check for a mechanical restric-

2. The

Wire

Speed

Control

 

tion in the wire feed path.

 

Encoder may be faulty. If code is

 

 

 

3. The gun liner may be clogged.

10562 and

below change

 

Encoder PCB. If code is above

 

Check or replace.

 

10562 Perform Encoder Test

 

 

 

 

3. The Feeder Head Board may be

 

 

faulty. Replace.

 

 

 

 

The machine stops feeding wire

1. Check for adequate wire supply.

1. Check the motor armature cur-

while welding.

 

rent. Normal armature current is

 

2. Check for mechanical restric-

2.0 to 2.7 amps maximum. If the

 

tions in the wire feeding path.

motor armature current is normal

 

The gun may be clogged.

the Feeder Board may be faulty.

 

 

Replace.

 

 

 

3. Make sure the gun liner and tip

 

 

 

 

 

are correct for wire size being

2. If the motor armature current is

 

used.

high (over 2.7 amps) and there

 

 

are NO restrictions in the wire

 

4. Check spindle for ease of rota-

feeding path then the motor or

 

tion.

gear box may be defective.

 

5. Check to see if the spot timer

Replace.

 

 

 

 

 

 

 

 

has been activated.

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-800-833-9353.

POWER MIG 300

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Image 52
Lincoln Electric SVM160-B service manual Wire Feeding Problems
Page 51 Page 53

SVM160-B specifications

The Lincoln Electric SVM160-B is a standout model in the realm of portable arc welders, designed specifically for light to medium-duty welding tasks. As part of Lincoln Electric’s renowned line of welding equipment, the SVM160-B combines efficiency with durability, catering to both professional welders and hobbyists alike.

One of the primary features of the SVM160-B is its lightweight and compact design. Weighing in at just around 60 pounds, it offers excellent portability, allowing users to easily transport the unit to various job sites. This mobility is enhanced by an integrated handle and a rugged construction, making it suitable for both indoor and outdoor applications.

The SVM160-B utilizes advanced inverter technology, which significantly enhances its performance capabilities. This technology not only contributes to the welder's energy efficiency but also allows for a more stable arc, reducing spatter and resulting in cleaner welds. The machine can operate on both 120V and 240V power sources, providing flexibility for users to adapt to different settings and requirements.

Among its key characteristics, the SVM160-B features a welding output range that accommodates various welding needs, allowing users to achieve welds from 20 to 160 amps. This versatility makes it ideal for welding different materials, including mild steel, stainless steel, and aluminum. Furthermore, the unit supports a range of welding processes, including MIG, stick, and TIG welding, enhancing its adaptability for various projects.

Another highlight of the SVM160-B is its user-friendly interface. The control panel is designed to facilitate ease of use, with clearly marked dials and indicators that enable quick adjustments of settings. This intuitive design ensures that both novice and experienced users can operate the machine efficiently and effectively.

Safety features are also a crucial aspect of the SVM160-B. It comes equipped with thermal overload protection, which prevents the unit from overheating during extended use. This built-in safeguard extends the welder's lifespan and enhances user safety.

In summary, the Lincoln Electric SVM160-B is a versatile, portable welder that combines advanced technology with user-friendly features, making it an excellent choice for a wide range of welding applications. Its lightweight design, inverter technology, and robust safety features make it a reliable option for both professionals and enthusiasts. Whether tackling small repairs or larger projects, the SVM160-B stands ready to deliver quality results.
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