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F-11

TROUBLESHOOTING & REPAIR

F-11

 

 

 

 

 

 

Observe Safety Guidelines

TROUBLESHOOTING GUIDE

 

 

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

 

 

 

 

FAULT CODES

DESCRIPTION /

CORRECTIVE

SERVICE FACILITY

 

 

DEFINITION

ACTION

CORRECTIVE ACTION

 

 

 

 

 

 

 

 

 

WELDING

PROBLEMS

 

 

 

 

 

 

 

 

 

 

39

Glitch on the primary over

Check the machine

Check input cord for cuts

 

 

current fault interrupt;

ground. Check for cuts

or marks. Check input

 

 

possibly caused by noise

or marks on input cord.

cord connections at

 

 

or a signal level.

 

reconnect panel.

 

 

 

 

 

 

 

44

Main CPU problem. The

Check the machine

Check input cord for cuts

 

 

DSP has detected a prob-

ground. Check for cuts

or marks. Check input

 

 

lem with the CPU.

or marks on input cord.

cord connections at

 

 

 

 

reconnect panel. If still

 

 

 

 

bad replace Control PCB.

 

 

 

 

 

 

 

47

Glitch on the CAP/heart

Turn machine off and let

Run Scrolling dash Test.

 

 

beat interrupt; possibly

sit for 60 second and then

If still bad replace Control

 

 

caused by noise or a sig-

turn back on .

PCB.

 

 

nal level right at the trip

 

 

 

 

 

 

threshold.

 

 

 

 

 

 

 

 

 

 

 

81

Motor overload-average

Verify motor armature is

Check current at drive

 

 

motor current exceeded

not binding. Verify wire

motor exceeds 8 amps

 

 

8.00 amps for more than

spool is not binding.

change drive motor. If

 

 

0.50 seconds.

 

under 8 amps for 0.50

 

 

 

 

seconds change Feeder

 

 

 

 

Board.

 

 

 

 

 

 

 

82

Motor over current-aver-

Verify motor armature is

Check current at drive

 

 

age motor current

not binding. Verify wire

motor exceeds 3.50amps

 

 

exceeded 3.50 amps for

spool is not binding.

for 10.0 seconds change

 

 

more than 10.0 seconds.

 

drive motor.

 

 

 

 

 

 

214

Feed Head Board can’t

Turn the machine off and

Using machine schematic

 

 

 

be found.

back on to reset the

Check LED 8 on Control

 

 

 

machine. If condition per-

Bd. If not on, check for

 

 

 

sists, contact and autho-

+5VDC at leads 1103 &

 

 

 

rized Lincoln Field

1104. If LED 8 is on

 

 

 

Service Facility.

check for 42VDC at Feed

 

 

 

 

Head Bd. If there, Feed

 

 

 

 

Head Bd. may be faulty.

 

 

 

 

 

 

 

7135

MSP can’t be found.

Turn the machine off and

Check for bad connec-

 

 

 

back on to reset the

tions at MSP panel.

 

 

 

machine.

The MSP panel may be

 

 

 

 

faulty. Replace.

 

 

 

 

 

 

 

7138

Display Board can’t be

Turn the machine off and

Check for bad connec-

 

 

found.

back on to reset the

tions at Display Board.

 

 

 

machine.

The Display Board may

 

 

 

 

be faulty. Replace.

 

---------

Scrolling dashes

Perform Clear all test.

Perform Clear all test.

 

 

 

 

 

 

 

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

Page 55
Image 55
Lincoln Electric SVM160-B service manual Corrective Action

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.