E-5

 

 

 

TROUBLESHOOTING

 

E-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

TROUBLESHOOTING GUIDE

 

 

 

 

 

 

 

Observe Safety Guidelines

 

 

 

 

 

 

 

 

 

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE

 

 

 

 

RECOMMENDED

 

(SYMPTOMS)

 

CAUSE

 

 

 

 

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermal LED is lit.

 

 

1. Fan thermostat has opened.

 

 

 

 

 

 

 

 

 

 

Check for proper fan operation.

 

 

 

 

 

 

 

 

 

 

(Fan should run whenever out-

 

 

 

 

 

 

 

 

 

 

put power is on.) Check for

 

 

 

 

 

 

 

 

 

 

material blocking intake or

 

 

 

 

 

 

 

 

 

 

exhaust louvers, or for excessive

 

 

 

 

 

 

 

 

 

 

dirt clogging cooling channels in

 

 

 

 

 

 

 

 

 

 

machine. Blow air in rear louvers

 

 

 

 

 

 

 

 

 

 

to remove dirt around the fan.

 

 

 

 

 

 

 

 

 

 

2. Secondary rectifier or Choke

 

 

 

 

 

 

 

 

 

 

thermostat has opened. After

 

 

 

 

 

 

 

 

 

 

machine has cooled, reduce

 

 

 

 

 

 

 

 

 

 

load, duty cycle, or both. Check

 

 

 

 

 

 

 

 

 

 

for material blocking intake or

 

 

 

 

 

 

 

 

 

 

exhaust louvers.

 

 

 

 

 

 

 

 

 

 

 

 

3. DC Bus PC board thermostat

 

 

 

 

 

 

 

 

 

 

has opened check for excessive

 

 

 

 

 

 

 

 

 

 

load on 40VDC supply.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Machine won’t weld, can’t get any

 

 

1. Input voltage is too low or too

 

 

If all recommended possible areas

 

 

 

output.

 

 

high. Make certain that input

 

 

 

 

 

 

 

 

 

voltage is proper, according to

 

 

of misadjustments have been

 

 

 

 

 

 

 

the Rating Plate located on the

 

 

checked and the problem persists,

 

 

 

 

 

 

 

rear of the machine.

 

 

 

contact your local Lincoln

 

 

 

 

 

 

 

2. If the Thermal LED is also lit,

 

 

Authorized Field Service Facility.

 

 

 

 

 

 

 

see “Yellow Thermal LED is Lit”

 

 

 

 

 

 

 

 

 

 

section.

 

 

 

 

 

 

 

 

 

 

 

 

3. Primary current limit has been

 

 

 

 

 

 

 

 

 

 

exceeded. Possible short in out-

 

 

 

 

 

 

 

 

 

 

put circuit. Turn machine off.

 

 

 

 

 

 

 

 

 

 

Remove all loads from the out-

 

 

 

 

 

 

 

 

 

 

put of the machine. Turn back

 

 

 

 

 

 

 

 

 

 

on. If condition persists, turn

 

 

 

 

 

 

 

 

 

 

power off, and contact an autho-

 

 

 

 

 

 

 

 

 

 

rized

Lincoln

Electric

Field

 

 

 

 

 

 

 

 

 

 

Service facility.

 

 

 

 

 

 

 

 

 

 

 

 

4. This problem will normally be

 

 

 

 

 

 

 

 

 

 

accompanied by an error code.

 

 

 

 

 

 

 

 

 

 

Error codes are displayed as a

 

 

 

 

 

 

 

 

 

 

series of red and green flashes by

 

 

 

 

 

 

 

 

 

 

the

status

light.

See

 

 

 

 

 

 

 

 

 

 

"Troubleshooting the POWER

 

 

 

 

 

 

 

 

 

 

WAVE® / Power Feed System

 

 

 

 

 

 

 

 

 

 

Using the Status LED" section of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con- tact your local authorized Lincoln Electric Field Service Facility for technical assistance.

POWER WAVE® 405M

Page 32 Page 34
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Image 33
Lincoln Electric IM917-A manual If the Thermal LED is also lit
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IM917-A specifications

The Lincoln Electric IM917-A is a highly advanced welding machine that caters to the needs of industrial and commercial applications. Designed for both expert welders and those new to the craft, this machine offers a rich combination of features and technologies that enhance performance and usability.

One of the standout features of the IM917-A is its robust inverter technology. This innovation allows the machine to provide consistent arc stability and improved control, even at low amperages. This means welders can achieve precision results in various materials, including carbon steel, stainless steel, and aluminum, without the risk of burn-through or warping. Additionally, the inverter design contributes to the IM917-A’s lightweight profile, making it portable and easy to transport to job sites.

The IM917-A employs advanced digital control systems that allow for precise adjustments and monitoring. Welders can access various pre-set programs tailored for different welding processes, significantly speeding up setup times. The intuitive user interface ensures that operators can quickly navigate through settings, achieving optimal parameters for each specific task. This ease of use makes the IM917-A accessible to less experienced welders while meeting the demands of seasoned professionals.

Another noteworthy characteristic of the IM917-A is its versatility. It supports multiple welding processes, including MIG, TIG, Stick, and flux-cored welding. This multi-process capability makes it an ideal machine for workshops looking to maximize their productivity without investing in multiple units. The ability to switch between these processes seamlessly allows users to adapt to various project requirements swiftly.

Safety is prioritized in the design of the IM917-A. It is equipped with features such as over-temperature protection and automatic shutoff, ensuring safe operation during prolonged use. Additionally, its durable construction and high-quality components enhance its reliability and longevity, making it a wise investment for businesses.

In conclusion, the Lincoln Electric IM917-A is a formidable choice for welders of all skill levels. Its combination of advanced inverter technology, user-friendly digital controls, versatile welding processes, and essential safety features sets it apart in the competitive welding equipment market. Whether for commercial, industrial, or even artistic applications, the IM917-A promises to deliver excellent performance and reliable results.
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