ESAB Cutmaster 80 - Page 97

ESAB CUTMASTER 80
Manual 0-5396 SERVICE
5-5
Problem - Symptom Possible Cause Recommended Action
FAULT & 80 PSI
indicatorsashing.
Gasowiscycling
ONandOFF.
1. Torch shield cup is loose.
2.Torchtip,electrodeorstarter
cartridge missing.
3. Torch start cartridge is stuck.
4. Open conductor in torch leads.
5. Problem in the torch and leads
switch circuit.
6. Failed components in unit.
1.Tightenshieldcupbyhand.Donotovertighten.
2.TurnOFFpowersupply.Removeshieldcup.Installmissing
parts.
3.TurnOFFpowersupply.Bleeddownsystempressure.Remove
shieldcup,tipandstartcartridge.Checkstartcartridgelowerend
ttingforfreemovement.Replaceifttingdoesnotmovefreely.
4.Replacetorchandleadsorreturntoauthorizedservicecenter
for repair or replacement.
5.Replacetorchandleadsorreturntoauthorizedservicecenter
for repair or replacement.
6.Returntoauthorizedservicecenterforrepairorreplacement.
Nothinghappens
when torch switch
or remote switch
isclosed(OrCNC
START signal is
active)Nogasow,
DC LED OFF.
1. Problem in the torch and leads
switch circuit (Remote pendant switch
circuit).
2.CNCControllerdevicenot
providingStartsignal.
3. Failed components in unit.
1. Take Torch and Leads (Remote Pendant) to Authorized Repair
Facility.
2. Contact Controller manufacturer.
3.Returntoauthorizedservicecenterforrepairorreplacement.
FAULT and 85 PSI
indicatorsashing.
1. Upper O-Ring on torch head is in
wrong position.
2. Torch starter cartridge is stuck.
3. Worn or faulty torch parts.
4. Shorted Torch.
5. Temporary Short indicated by 5
blinks per second.
6. Power Supply Failure (Standard
rate of blinking)
1.Removeshieldcupfromtorch;checkupperO-Ringposition;
correct if necessary.
2.TurnOFFpowersupply.Bleeddownsystempressure.Remove
shieldcup,tipandstartercartridge.Checkstartercartridgelower
endttingforfreemovement.Replaceifttingdoesnotmove
freely.
3. Inspect torch consumable parts. Replace if necessary.
4.Replacetorchandleadsorreturntoanauthorizedservice
center for repair.
5.Releasetorchswitchandreactivate.
6.Returntoauthorizedservicecenterforrepairorreplacement.
NoFaultlightsON,
no arc in torch.
1. Failed components in unit. 1.Returntoanauthorizedservicecenterforrepair.
FAULT and 85 PSI
indicatorsashing
1. Internal Error 1.TurntheON/OFFswitchOFFthenbackONagain.Ifthat
doesnotclearthefault,returntoanauthorizedservicecenterfor
repair.
PilotarcisONbut
cutting arc will not
establish
1. Work cable not connected to work
piece.
2. Work cable/connector broken.
3. Failed components in unit.
1. Connect work cable.
2. Replace work cable.
3.Returntoanauthorizedservicecenterforrepair.
Torch cutting is
diminished
1. Incorrect current setting.
2. Worn torch consumables.
3. Poor work cable connection to
work piece.
4.Torchbeingmovedtoofast.
5.Excessiveoilorwaterintorch.
6. Failed components in unit.
1.Checkandadjusttopropersetting.
2. Check torch consumables and replace as needed.
3. Check the connection of the Work Lead to the work piece.
4. Reduce cutting speed.
5. Refer to "Check air quality" in section 3 Torch.
6.Returntoanauthorizedservicecenterforrepair.