Miller Electric XR W, XR A manual 136

Page 54

Item

Dia.

Part

Description

Quantity

No.

Mkgs.

No.

 

 

 

Figure 8-4. Exploded View Of Gun (Continued)

 

 

 

 

 

 

. . 25

. . . . . . . . . .

. . 112 896

. . Spring, Cprsn .240 Od X .020 Wire X .437

. . . 1

. . 26

. . . . . . . . . .

. . 135 773

. . Knob, Thumb Tension Adjusting 8-32

. . . 1

. . 27

. . . . . . . . . .

. . 143 360

. . Screw, Mach Stl Rdh 8-32 X .500

. . . 1

. . 28

. . . . . . . . . .

. . 136 679

. . Clamp, Strain Relief

. . . 1

. . 29

. . . . . . . . . .

. . 132 269

. . Screw, Mach Stl Rdhph 8-32 X .375

. . . 1

. . 30

. . . . . . . . . .

. . 214 743

. . Case, Gun Lh/Rh (Molded Halves)

. . . 1

. . 31

. . . . . . . . . .

. . Deleted

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . .

. . 32

. . . . . . . . . .

. . Deleted

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . .

. . 33

. . . . . . . . . .

. . Deleted

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . .

. . 34

. . . . B2 . . . . 230 947

. . Motor, Gear Pm 24 VDC 420 RPM 10.2:1 Ratio W/Conn

. . . 1

. . 35

. . . . . . . . . .

. . 602 066

. . Screw, Mach Stl Trh 6-32 X .250

. . . 2

. . 36

. . . . . . . . . .

. . 164 592

. . Trigger

. . . 1

. . 37

. . . . . . . . . .

. . 058 262

. . Cap, Valve

. . . 1

. . 38

. . Fig 8-5

. . 231 531

. . Head Tube Assy, (Air Cooled)

. . . 1

. . 38

. . Fig 8-5

. . 231 532

. . Head Tube Assy, (Water Cooled)

. . . 1

. . 39

. . . . . . . . . .

. . 164 582

. . Housing, Wire Drive (15A & 30A Models) (Includes Items 24 & 37) . . .

. . . 1

. . 39

. . . . . . . . . .

. . 164 581

. . Housing, Wire Drive (15W & 30W Models) (Includes Items 24 & 37) . . . . . 1

. . . . . .

. . . . . . . . . .

. . 151 661

. . Screw, Set 10-32 X .125 Cup Sch (30W Models Only)

. . . 2

. . 40

. . . . . . . . . .

. . 133 365

. . Clamp, Head Tube

. . . 1

. . 41

. . . . . . . . . .

. . 000 417

. . Screw, Cap Stl Sch 10-24 X 1.000

. . . 2

. . 42

. . . . . . . . . .

. . 203 758

. . Cable, Power (15A Model) (Consisting Of)

. . . 1

. . 42

. . . . . . . . . .

. . 203 759

. . Cable, Power (30A Model) (Consisting Of)

. . . 1

. . 43

. . . . . . . . . .

. . 133 362

. . Strain Relief, Cable

. . . 1

. . 44

. . . . R4 . . . . 200 096

. . Potentiometer, C Sltd Sft 1/T .5W 10K Ohm

. . . 1

. . 45

. . . . . . . . . .

. . 144 861

. . Washer, Anti-turn

. . . 1

. . 46

. . . . . . . . . .

. . 135 127

. . Lock, Shaft Pot .250-32 X .125Dia Shaft

. . . 1

. . 47

. . . . . . . . . .

. . 602 169

. . Screw, Set Stl Sch 8-32 X .187

. . . 1

. . 48

. . . . . . . . . .

. . 134 856

. . Knob, Speed Control 1-10 .140 Shaft X 1.125 Od

. . . 1

. . 49

. . . . . . . . . .

. . Deleted

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . .

. . 50

. . . PB1 . .

. . 000 369

. . Switch, Lim 10A 125/250VAC Dpst Plgr

. . . 1

. . 51

. . . . . . . . . .

. . 183 884

. . Spring, Cprsn .240 Od X .026 Wire X 1.000

. . . 1

. . 52

. . . . . . . . . .

. . 184 101

. . Washer, Shldr .140 Id X .250 Od

. . . 1

. . 53

. . . . . . . . . .

. . 217 934

. . Screw, K40x 20 Pan Hd-trx Stl Pld Pt Thread Forming

. . . 4

. . 54

. . . . . . . . . .

. . 162 042

. . Contact, Current Pick-Up

. . . 1

. . 55

. . . . . . . . . .

. . 602 198

. . Washer, Lock .141 Id Stl Split

. . . 4

. . 56

. . . . . . . . . .

. . 134 624

. . Bearing, Flg Nyl .140 Id X .187 Od X .375Flg X .031Thk

. . . 2

To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor.

OM-1581 Page 50

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Contents Description OM-1581137 532YProcesses File MIG GmawFrom Miller to You Table of Contents Troubleshooting Spot Controls OptionalArc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF InformationAbout Pacemakers UNE Décharge Électrique peut entraîner la mort LES Fumées ET LES GAZ peuvent être dangereuxIndique un message de sécurité particulier DES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer unIncendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures graves’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesGun Specifications − SpecificationsWire Feeder Specifications Duty Cycle And Overheating− Installation Constant Voltage CV Weld- ing Power Source Plug Removing Top Cover Of Pistol Grip Gun Top Cover Triangular BossPush door back into original posi- tion to close Air-Cooled Gun Connections Water-Cooled Gun Connections Air-Cooled Feeder Connections RegulatorReturn Fitting On Water-Cooled Feeder ConnectionsTop View Rear Panel Supply Fitting On RegulatorReinstall right side panel Voltage Sensing Lead Connections11 VAC/Contactor Control Plug Information Receptacle on welding power Pins a & B of PLG5Or -4, install 5-pin or Source, and install plug ontoInstalling Wire Spool Threading Welding Wire Through Feeder Threading Welding Wire Through Gun Coolant GuidelinesAdjusting Wire Feed Starting Speed Front Panel Controls Of Feeder Air-Cooled Model Shown Safety Equipment− Operation Work And Voltage Sensing Cable ClampsJog Switch Voltage/Wire Speed Switch And Meter OptionalRun-In Speed Control Power Switch Spot Controls OptionalRemote Voltage Control Optional Flowmeter Optional Internal ControlsCoolant Supply For Water-Cooled Models Only Gun ControlsShielding Gas Sequence Of Gas Metal Arc Welding Gmaw − Continuous Or SpotTurn Off all power before maintaining − Maintenance & TroubleshootingRoutine Maintenance MonthsChanging Or Cleaning Gun Drive Roll Changing Feeder Drive Roll And Wire Inlet Guide Close pressure roll assembly. Close and latch door Changing Gun Contact Tip Removing Diffuser In Air And Water-Cooled Pistol-Grip GunsSplit End Turn Off welding power source and wire feederReplacing The Liner Drive Roll Collet NutReplacing Hub Assembly Close gun pressure roll assembly and reinstall gun coverAdjusting Hub Tension Water Flow Switch Optional For Water-Cooled ModelsOverload Protection Troubleshooting Wire Feeder TroubleReinstall current pick-up tab if applicable see Section Filter, and clean fittings see SectionGun Trouble − Electrical Diagrams Circuit Diagram For Wire FeederCircuit Diagram For Gun OM-1581 − Parts List 12 13 9 10 17 18 1745 46 Dia Part Description Quantity Mkgs CB1 Motor & Wire Drive -1 Item Includes ItemsPanel, Front w/Components Water-Cooled Model Illustrated Panel, Front w/Components -1 Item 38Fig Items 24Includes PLG20 136 Head Tube Assembly Of Pistol-Grip Gun − Parts List Including Consumables NumberHeavy Duty FasTiptContact Tips Extra Heavy Duty FasTiptContact TipsTapered FasTipt Contact Tips Barrel Assemblies Gas DiffusersInsulators Head Tube AssembliesService Your distributor also givesSupport For assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s
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