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F-5

TROUBLESHOOTING AND REPAIR

F-5

 

 

 

TROUBLESHOOTING GUIDE

Observe all Safety Guidelines detailed throughout this manual.

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

FUNCTION PROBLEMS

 

 

 

 

 

 

The drive motor does not turn

1. If an error message “HXX”

1.

For feeders using the Remote

when the gun trigger is activated.

appears on the wire feed dis-

 

Switch Interface Module, make

The displays are lit and the correct

play, the unit may be over-

 

sure there is continuity (zero

input voltage (42 VAC) is applied

loaded. The “XX” indicates the

 

ohms) in the circuit connecting

to the LN-10.

time remaining

in

seconds

 

the two terminals marked 1A on

 

before the unit automatically

 

the remote switch interface P.C.

 

resets.

 

 

 

 

board.

 

2. Make certain the dip switches

2.

Make sure the gun trigger circuit

 

are set correctly for the power

 

is working properly. See the

 

source being used. See

 

Wiring Diagram.

 

Welding

Power

Source

 

 

 

Selection.

 

 

3.

Perform the Wire Drive Motor

 

 

 

 

 

 

Test.

 

3. A jumper plug or K1558-1

 

 

 

Remote

Switch

Interface

4.

The control board may be faulty.

 

Module

must

be

properly

 

 

 

installed into connector J5 on

 

 

 

the control board.

 

 

 

 

 

 

 

 

The drive motor does not turn,

1. Check the connections between

1.

Perform the Wire Drive Motor

although the arc voltage is present

the drive motor and the control

 

Test.

and the gas solenoid works when

board. See the Wiring Diagram.

 

 

the gun trigger is activated.

 

 

 

 

2.

The control board may be faulty.

 

 

 

 

There is NO control of wire feed

1. Check the tach leads between

1.

Perform the Tach Adjustment

speed. The motor turns, the gas

the tach (hall effect device) and

 

and Feedback Test.

solenoid operates and arc voltage

the control board. See the

 

Perform the Wire Drive Motor

is present. The WFS can be pre-

Wiring Diagram.

 

 

2.

set.

 

 

 

 

 

Test

 

 

 

 

 

3.

The control board may be faulty.

 

 

 

 

 

 

 

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 1-800-833-9353.

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Lincoln Electric SVM154-A service manual Troubleshooting Guide, Function Problems

SVM154-A specifications

The Lincoln Electric SVM154-A is a powerful and versatile inverter-based welding machine designed for a wide range of applications. As a part of Lincoln Electric's esteemed portfolio, this model is particularly favored for its robust performance and cutting-edge technologies, making it ideal for both professional fabricators and hobbyists alike.

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Equipped with advanced inverter technology, the SVM154-A delivers a stable and smooth arc, providing consistent welding performance even in challenging conditions. The inverter design also contributes to energy efficiency, allowing users to save on operational costs while enjoying superior performance. The machine supports both MIG and TIG welding processes, which adds to its versatility. This adaptability makes it suitable for a range of materials including mild steel, stainless steel, and aluminum.

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In summary, the Lincoln Electric SVM154-A stands out for its portability, versatility, and user-centric design. With advanced inverter technology that promotes energy efficiency and a stability for various welding processes, it serves as a valuable tool for both professionals and hobbyists seeking to achieve high-quality welds across different applications. Its combination of advanced features, safety mechanisms, and rugged durability positions the SVM154-A as a top choice in the welding equipment market.