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E-2
TROUBLESHOOTING
E-2
COOL ARC
®
40
ObserveallSafetyGuidelinesdetailedthroughoutthismanual
Ifforanyreasonyoudonotunderstandthetestproceduresorareunabletoperformthetests/repairssafely,contactyour
Local Lincoln Authorized Field Service Facility
fortechnicaltroubleshootingassistancebeforeyouproceed.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
Cooler does not operate with power
switch"On".
(Switchpushedto"I"position.)
Internalwaterleak.
Torchorgunrunshot.
Fanoperatesbutthereislowcoolant
flow.
Fanoperatesbutthereisnocoolant
flow.
Pumpoperates,butfandoesnot.
Coolertripsoutletcircuitbreaker.
Coolertripsoutletcircuitbreaker.
1.Inputcordunplugged.
2.Powerswitchfaulty
3.Powerharnessdamaged.
4.Waterlinesblockedorcrimped.
5.Leakingunorwaterhoses.
6.Coolantreservoirempty.
7.Thesystemneedstobeprimed
1.Hoseclamplooseononeofinter-
nalhoses.
2.Internalhosepunctured.
3.Heatexchangerleaking.
4.Pumpsealisleaking
1.Unit placed by area of extreme
heat.
2.Lowcoolantflow.
3.nocoolantflow.
4.Fannotoperating.
5.Heatexchangerclogged.
1.Leakintorch/gunorhoses.
2.Torch/gun or hoses partially
obstructed.
3.Reservoiremptyorverylow.
4.Pumpstrainerisdirty.
1.Pumporpumpmotorfailure.
2.Pumpstrainerisblocked.
1.Looseordisconnectedfanlead.
2.Obstructioninfanblade.
3.Fanmotorfailure.
1.Circuitoverloaded.
2.Fanorpumpmotorfailure.
Ifallrecommendedpossibleareasof
misadjustmenthavebeenchecked
andtheproblempersists,
Contact
your local Lincoln Authorized
Field Service Facility.