Hobart Welding Products HWC-115A manual Maintenance & Troubleshooting, Months

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SECTION 4 – MAINTENANCE & TROUBLESHOOTING

 

Y

Disconnect power

.

Maintain more often

 

 

before maintaining.

 

during severe conditions.

 

3 Months

 

 

 

Replace

Clean

 

 

 

And

 

Replace Damaged

 

Damaged Or

Tighten

 

 

Unreadable

Weld

 

Gas Hose

 

Labels

Terminals

 

 

 

 

 

 

Repair Or Replace

 

 

 

 

Cracked Cables

 

 

 

 

And Cords

 

6 Months

 

 

 

 

Blow Out Or

 

 

 

 

Vacuum Inside

 

 

4-1.

Overload Protection

 

 

 

If fuse F1 opens, the weld control shuts down. To check or change F1, proceed as follows:

1 Fuse Holder Cover

2 Fuse (See Parts List For

Fuse Size)

12

Push And Turn

Pull Out And

Push And Turn

 

Replace F1

 

Ref. ST-144 451-D / Ref. ST-800 185-A

OM-185 480 Page 9

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Contents Description OM-185 480BProcesses From Hobart to You Fumes and Gases can be hazardous to your health Safety Precautions for ARC WeldingSymbol Usage Arc Welding HazardsAdditional Installation, Operation, And Maintenance Hazards Static Electricity can damage parts On circuit boards Principal Safety StandardsRemoval of input power on inverters EMF InformationGun/Feeder Connections InstallationTypical Process Connections INT EXT Weld Cable Connections Contact Closure Connections Input Power ConnectionShielding Gas OperationVolt Model Controls Months Maintenance & TroubleshootingTrouble Remedy TroubleshootingCircuit Diagram Electrical DiagramComplete Assembly Of HWC-115A Parts ListDia Part Description Quantity Mkgs 123 123 123 Call HOBART1 for your local Hobart distributor Hobart Welding Products Contact your Distributor for