Lincoln Electric COOL ARC 50, Руководство оператора

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Troubleshooting
This Troubleshooting Guide is designed to be used by the machine Owner/Operator. Unauthorized repairs performed on
this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For
your safety, please observe all safety notes and precautions detailed in the Safety Section of this manual to avoid electrical
shock or danger while troubleshooting this equipment.
WARNING
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
Cooler stops after few
seconds.

The Flow Sensor took effect.

Water system has not yet been filled
(especially for long interconnection cables).

Repair leak.

Fill the entire water system (interconnection
cable, feeder, torch) by pressing and
holding the torch button and "Flow Sensor
OFF" button.
Cooler does not
operate. 
Blown fuses.

Cord unplugged.

No power at outlet.

Cordset damaged.

Water lines blocked or crimped.

Leak in gun or water hoses.

Reservoir empty.

Replace fuses.

Plug in cord.

Check outlet circuit breaker.

Repair damaged cord or order new cordset.

Clear blockage in hose. Avoid kinking or
putting sharp bends in water lines.

Repair leak.

Fill reservoir.
Internal water leak.

Hose clamp loose on one of internal hoses.

Internal hose punctured.

Heat exchanger leaking.

Tighten or replace hose clamp.

Replace punctured hose with new hose.

Replace heat exchanger.
Leak at inlet/outlet
connector block.

Hose clamp loose.

Tighten hose clamp onto hose.
Torch runs hot.

Unit placed by area of extreme heat.

Low coolant flow.

No coolant flow.

Fan not operating.

Move unit away from hot air.

See Low Coolant FlowSection.

See No Coolant Flow Section.

Reference fan section.
Fan operates but there
is low coolant flow. 
Leak in torch/gun or hoses.

Torch/gun or hoses partially obstructed.

Reservoir empty or very low.

Repair leak.

Clear obstruction.

Refill reservoir.
Fan operates but there
is no coolant flow.

Pump failure.

Pump seized.

Replace pump.

Replace pump.
Pump operates, but fan
does not.

Fan blade contacting heat exchanger.

Fan motor failure.

Replace fan.

Replace fan.
Cooler trips outlet
circuit breaker.

Circuit overloaded.

Cooler electrical component failure.

Check outlet circuit breaker.

Replace component inside of cooler.