Lincoln Electric IM794 manual Maintenance Safety Precautions, Routine Maintenance

Page 23

D-1

MAINTENANCE

D-1

MAINTENANCE

SAFETY PRECAUTIONS

WARNING

ELECTRIC SHOCK can kill.

• Disconnect input power by removing plug from receptacle before working inside SP-170T. Use only grounded receptacle. Do not touch electrically “hot” parts inside SP-170T.

•Have qualified personnel do the mainte- nance and trouble shooting work.

ROUTINE MAINTENANCE

POWER SOURCE COMPARTMENT

In extremely dusty locations, dirt may clog the air passages causing the welder to run hot. Blow dirt out of the welder with low pressure air at regular intervals to eliminate excessive dirt and dust build-up on interval parts.

WIRE FEED COMPARTMENT

1.When necessary, vacuum accumulated dirt from gearbox and wire feed section.

2.Occasionally inspect the incoming guide tube and clean inside diameter if necessary.

3.Motor and gearbox have lifetime lubrication and require no maintenance.

FAN MOTOR

Has lifetime lubrication — requires no maintenance.

WIRE REEL SPINDLE

Requires no maintenance. Do not lubricate shaft.

SP-170T

Image 23

Contents SP-170T California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTable of Contents Technical Specifications SP-170T InstallationIdentify and Locate Components Safety PrecautionsStacking Work Clamp InstallationSelect Suitable Location Output ConnectionsGAS Connection GUN InstallationWork Cable Installation Connecting Gun Cable to the SP-170TFigure A.5 Input ConnectionsVolt Input Connection Line Cord ConnectionElectrical Input Connection for Rated Output General Description Saftey PrecautionsDesign Features Advantages OperationLimitations Controls and SettingsWelding Capability Sequence of Operation Wire LoadingWelding Operations Wire Threading Friction Brake AdjustmentsMaking a Weld Cleaning Tip And NozzleProcess Guidelines Overload Protection Changing Machine Over to Feed Other Wire SizesWelding with Gmaw MIG Application Chart K549-1 .035 0.9 mm Innershield Welding Kit AccessoriesOptional Accessories K586-1 Deluxe Adjustable Gas Regulator & Hose KitInnershield Fcaw Conversion Replacement PartsFactory installed gun liner will feed .025-.035 0.6-0.9mm Routine Maintenance MaintenanceMaintenance Safety Precautions Contact Tip Cable Liner Drive Roll GUN and Cable MaintenanceConfiguration of Components in Wire Feeding System For Magnum 100L GUNChanging Drive Roll Component Replacement ProceduresChanging the Contact TIP Liner trim length Changing LinerFigure D.3 GUN Handle PartsHOW to USE Troubleshooting Guide TroubleshootingRecommended Course of Action Problems Possible Symptoms CauseFeeding Problems Welding Problems Wiring Diagrams SP-170T Precaucion Warnung