Lincoln Electric IM857 manual Possible Recommended Symptoms Cause Course of Action, Facility

Page 17

 

E-2

 

TROUBLESHOOTING

 

 

E-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE

RECOMMENDED

 

 

 

 

(SYMPTOMS)

 

CAUSE

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor does not start.

1.

Ensure 115 VAC input power is

 

 

 

 

 

 

 

 

 

available.

 

 

 

 

 

 

 

 

2.

Circuit breaker tripped. Reset cir-

 

 

 

 

 

 

 

 

 

cuit breaker (See Electrical

 

 

 

 

 

 

 

 

 

Maintenance).

 

 

 

 

 

 

 

 

3. Carbon brushes worn. Check

 

 

 

 

 

 

 

 

 

brushes, replace if necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor stops automatically.

1.

Thermal protection is activated.

 

 

 

 

 

 

 

 

 

Check that the cooling underneath

 

 

 

 

 

 

 

 

 

the top cover and/or the outlet are

 

 

 

 

 

 

 

 

 

not obstructed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Poor suction.

1.

Leakage. Check hose connections,

If all recommended possible areas

 

 

 

 

 

 

hose integrity.

 

 

 

 

 

 

 

 

 

of misadjustment have been

 

 

 

 

 

2.

Filter dirty. Replace both LongLife-

checked and the problem persists,

 

 

 

 

 

 

H™ Filter and HEPA filter.

Contact your

local

Lincoln

 

 

 

 

 

 

 

 

 

Authorized

Field

Service

 

 

 

 

 

3.

Pre-filter dirty. Check pre-filter and

Facility.

 

 

 

 

 

 

 

 

replace or clean using an industrial

 

 

 

 

 

 

 

 

 

vacuum cleaner. Use caution and

 

 

 

 

 

 

 

 

 

proper personal protection equip-

 

 

 

 

 

 

 

 

 

ment when cleaning pre-filter.

 

 

 

 

 

 

 

 

4.

Improper application. Check hose

 

 

 

 

 

 

 

 

 

diameter and maximum length 24

 

 

 

 

 

 

 

 

 

ft. (7.5 m), check filter for oily con-

 

 

 

 

 

 

 

 

 

ditions.

 

 

 

 

 

 

 

 

5.

Brushes worn in one of the motors.

 

 

 

 

 

 

 

 

 

Replace brushes in both motors.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit will not sense current.

1.

Welding current too low. Loop

 

 

 

 

 

 

 

 

 

cable two or three times on current

 

 

 

 

 

 

 

 

 

sensor.

 

 

 

 

 

 

 

 

2.

Current sensor or PC board dam-

 

 

 

 

 

 

 

 

 

aged. Replace sensor or PC

 

 

 

 

 

 

 

 

 

board.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit automatically cycles between

1.

Check connections from PC board

 

 

 

 

 

low and high speeds.

 

to motors.

 

 

 

 

 

 

 

 

2.

Control panel/PC board damaged.

 

 

 

 

 

 

 

 

 

Replace control panel and PC

 

 

 

 

 

 

 

 

 

board.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

MINIFLEX

Image 17
Contents K2376-1 Miniflex Portable High Vacuum Fume Extraction UnitCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTable of Contents Filter Type InstallationGeneral Description Electrical InstallationUSE with Nozzles and Hoses Wall Mounting Bracket If applicable hOperation Safety PrecautionsRecommended Uses Operating InstructionsManual VS. Automatic START/STOP Operation High and LOW ModeGeneral Options Accessories AccessoriesSafety Precautions MaintenanceRoutine Maintenance Emptying the Aluminum Collection PANReplacing the Carbon Filter if applicable Carbon BrushesReplacing the Hepa Filter Figure D.1 HOW to USE Troubleshooting Guide TroubleshootingFacility Possible Recommended Symptoms Cause Course of ActionContact your Local Lincoln Authorized Field Service Wiring Diagram Precaucion Warnung

IM857 specifications

The Lincoln Electric IM857 is a sophisticated industrial welder designed for high performance and versatility in various welding applications. With an impressive power output and advanced features, this machine is tailored for professionals who demand reliability and superior quality in their welding projects.

One of the standout characteristics of the IM857 is its robust construction. It is engineered for durability, making it suitable for heavy-duty industrial environments. The sturdy design ensures longevity and resilience against the rigorous demands of daily welding operations.

The IM857 includes multiple process capabilities, allowing it to perform MIG, TIG, and stick welding, which makes it an excellent choice for diverse applications. This versatility means that users can seamlessly switch between different welding processes without needing multiple machines, thereby saving time and space in the workplace.

Another key feature of the Lincoln Electric IM857 is its advanced control system. The user-friendly digital interface allows for precise adjustments and monitoring of welding parameters. This ensures optimal performance while providing real-time feedback. Additionally, the machine incorporates various pre-set modes that cater to specific welding processes, enabling users to achieve excellent results with minimal setup time.

In terms of technology, the IM857 employs advanced inverter technology, which enhances efficiency and reduces energy consumption. This not only leads to lower operational costs but also ensures that the machine operates quietly, contributing to a more comfortable working environment. The inverter technology also results in a more compact design, making the welder easier to transport and maneuver.

Safety is a priority with the IM857, equipped with features such as overload protection and thermal shutdown to prevent damage to the machine. Moreover, the welder is designed with user safety in mind, adhering to stringent industry standards.

Overall, the Lincoln Electric IM857 is a top-tier welding machine that combines versatility, durability, and intelligent technology. It addresses the needs of professionals who require a reliable welder that delivers high-quality results in demanding environments. Whether it’s for manufacturing, maintenance, or construction applications, the IM857 stands out as a preferred choice for those who value performance and efficiency in their welding tasks.