Lincoln Electric IM911 manual Problems, Recommended, Symptoms, Course of Action

Page 20

 

E-2

TROUBLESHOOTING

E-2

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE

RECOMMENDED

 

(SYMPTOMS)

 

CAUSE

COURSE OF ACTION

 

 

 

 

 

 

Cooler does not operate with power

1.

Input cord unplugged.

 

 

switch "ON".

2.

Power switch faulty

 

 

 

3.

Power harness damaged.

 

 

 

4.

Water lines blocked or crimped.

 

 

 

5.

Leak in gun or water hoses.

 

 

 

6.

Coolant reservoir empty.

 

 

 

7.

The system needs to be primed

 

 

 

 

 

 

 

(Switch pushed to "I" position.)

1.

Hose clamp loose on one of inter-

 

 

Internal water leak.

 

nal hoses.

 

 

 

2.

Internal hose punctured.

 

 

 

3.

Heat exchanger leaking.

 

 

 

4.

Pump seal is leaking

If all recommended possible areas of

 

 

 

 

misadjustment have been checked

 

Torch or gun runs hot.

1.

Unit placed by area of extreme

 

and the problem persists, Contact

 

 

 

heat.

your local Lincoln Authorized

 

 

2.

Low coolant flow.

Field Service Facility.

 

 

3.

No coolant flow.

 

 

 

4.

Fan not operating.

 

 

 

5.

Heat exchanger clogged.

 

 

 

 

 

 

 

Fan operates but there is low coolant

1.

Leak in torch/gun or hoses.

 

 

flow.

2.

Torch/gun or hoses partially

 

 

 

 

obstructed.

 

 

 

3.

Reservoir empty or very low.

 

 

 

4.

Pump strainer is dirty.

 

 

 

 

 

 

 

Fan operates but there is no coolant

1.

Pump or pump motor failure.

 

 

flow.

2.

Pump strainer is blocked.

 

 

 

 

 

 

 

Pump operates, but fan does not.

1.

Loose or disconnected fan lead.

 

 

Cooler trips outlet circuit breaker.

2.

Obstruction in fan blade.

 

 

 

3.

Fan motor failure.

 

 

 

 

 

 

 

Cooler trips outlet circuit breaker.

1.

Circuit overloaded.

 

 

 

2.

Fan or pump motor failure.

 

 

 

 

 

 

 

 

 

 

 

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.

COOL ARC® 40

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Contents Cool ARC 40 Stand Alone Safety California Proposition 65 WarningsElectric Shock can kill IiiSAFETY IiiPrécautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTable of Contents Installation OFFInstallation Electric Shock can killUnpacking the COOL-ARC40 Filling the Coolant ReservoirWater or Coolant Line Connections to the Cool ARC See Parts Lists for Itemʼs belowCoolant in and OUT Connections Input Power Connection Installation on Undercarriage or Power SourceHorizontal Installation on the TOP of a Power Source K559-3 K559-2Installation of Water Cooled Accessories Connection to Wire FeedersOperation Product DescriptionCooling Efficiency For exampleAccessories Optional Equipment Field InstalledMaintenance Inspect Condition of Coolant Coolant Treatment RecommendationPump Inlet Strainer Service the Pumps Inlet Strainer Additional Service NotesRemoving Coolant Add coolantTroubleshooting HOW to USE Troubleshooting GuideProblems SymptomsRecommended Course of ActionDiagrams M20078Dimension Print Cool ARC Aviso DE Keep your head out of fumes Turn power off before servicing