Miller Electric Millermatic 400 Owner'S Manual Download Page 1 | Manualshive

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Summary of Contents for Millermatic 400

Page 1: ...webs te at Www MllI rWeIds com Miller The Power OJIB OM iBO 424E August 1998 Processes MIG GMAW Welding Flux Cored FCAW Welding Description Arc Welding Power Source and Wire Feeder Millermatic 400 OWN...

Page 2: ...with proper maintenance And if for ______________ some reason the unit needs repair theres a Troubleshooting section that will help you figure out what the problem is The parts list will then help yo...

Page 3: ...ION 2 INSTALLATION 9 2 1 Specifications 9 2 2 Duty Cycle And Overheating 9 2 3 Volt Ampere Curve 10 2 4 Installing Work Clamp 10 2 5 Installing Welding Gun Gun Not Included 11 2 6 Setting Gun Polarity...

Page 4: ......

Page 5: ...bare wiring replace cord immediately if damaged bare wiring can kill Turn off all equipment when not in use Do not use worn damaged undersized or poorly spliced cables Do not drape cables over your b...

Page 6: ...ontact tip when not in use Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap Remove any combustibles such as a butane lighter or matches from...

Page 7: ...ace H F RADIATION can cause interference High frequency H F can interfere with radio navigation safety services computers and communications equipment Have only qualified persons familiar with electro...

Page 8: ...oncluded that The body of evidence in the 4 Keep welding power source and cables as far away from opera committees judgment has not demonstrated that exposure to power tor as practical frequency elect...

Page 9: ...pour voir sil nest pas endommag ou d nud remplacerle cordon imm diatementsilest endommage un cable d nud peut provoquer une electrocution Mettre Iappareil hors tension quand on ne lutilise pas Ne pas...

Page 10: ...s de protection d pourvus dhuile tels quo des gants en cuir tine chemise en mat riau lourd des pantalons sans re vers des chaussures hautes et tin couvre chef Avant do soudor retirer toute substance c...

Page 11: ...ction LE RAVONNEMENT HAUTE FRE QUENCE H F risque de provoquer des interferences Le rayonnementhautefrequence peut provoquer des interferences avec les quipements de ra dio navigationetde communication...

Page 12: ...ps lectromagn tiques dans Ienvironnement des champs magn tiques basse fr quence de travail respecter Jes consignes suivantes 1 Garder es cables ensembles en les torsadant ou en es Le courant de soudag...

Page 13: ...Input at Rated Output 50 or 60 Hz 230 V 400 V I KVA I KW 300 A at 32 VDC I 240 A at 32 VDC 60 Duty Cycle 1100 Duty Cycle 38 44 4 25 5 17 9 112 7 I I Wire Type and Diameter Solid Steel I Stainless Ste...

Page 14: ...rves shown 2 Overload Volt Ampere Curves When unit is used beyond capac I ity circuitry senses the overload iI and shuts down unit output Re lease trigger and lower weld volt age setting before trying...

Page 15: ...or Ret ST 801 770 1 Polarity Changeover Label Located Near Drive Assembly Always read and follow manufac tures recommended polarity Shown As Shipped Set For Electrode Positive DCEP For Solid Steel Or...

Page 16: ...4 and 115 volts ac circuits 2 8 Installing Gas Supply Chain gas cylinder to running gear wall or other stationary support so cylinder cannot fall and break off valve MOTE All items listed below are cu...

Page 17: ...2 9 Installing Wire Spool and Adjusting Hub Tension OM 189 424 Page 13...

Page 18: ...n Use the tap Stabilizer connection when welding with 100 CO2 shielding gas Use either stabilizer connection depending upon your arc prefer ence while welding with a mixed shielding gas Use stabilizer...

Page 19: ...n GND PE GND PE Connect First Size and ratings must comply with applicable codes see Section 2 11 Install conductors in conduit or equivalent into a deenergized line disconnect device 400 VOLTS 000000...

Page 20: ...assembly and let go of wire Remove gun nozzle and contact tip Turn On Press gun trigger until wire comes out of gun Reinstall contact tip and nozzle 1111 II Feed wire to check drive roll pressure Tig...

Page 21: ...3 1 Controls SECTION 3 OPERATION OM 189 424 Page 17...

Page 22: ...power before maintaining Maintain more often during severe conditions 4 3 Unit Overload If unit is used beyond capacity excessive wire feed shorted output etc wire feeds but is not energized Release g...

Page 23: ...ive roll for wire size and type 5 Drive Roll Securing Nut Turn nut one click to secure drive Tools Needed 5 64 in t 7 l6in roll 4 5 Aligning Drive Rolls and Wire Guide ST i 50 Correct A Turn Off power...

Page 24: ...ne voltage see Section 2 12 Check input voltage jumper links and correct position if necessary see Section 2 12 Have Factory Authorized Service Agent check main control board Fan motor does not run Ha...

Page 25: ...SECTION 5 ELECTRICAL DIAGRAM Figure 5 1 Circuit Diagram SD I 89 410 OM 189 424 Page 21...

Page 26: ...SECTION 6 PARTS LIST Figure 6 1 Main Assembly ST 802 104 a Hardware is common and not available unless listed 0 a cJ 0 U cJ I 0 LL U c 0 ci U 0 OM 1 89424 Page 22...

Page 27: ...85831 DIODE rect45OA200V 3 D7 8 037 956 DIODE rect 275A 300V 2 008 999 CASTER plstc swvl 4 in dia 2 Fig 6 4 PANEL front w components 1 Zi 187 998 STABILIZER 1 130 750 CLAMP ground 350A 1 600 320 CABLE...

Page 28: ...Hardware is common and not available unless listed U Figure 6 2 Baffle Center w Components ST 8O1 952 A 0 0 Co CO C cJ 0 C 0 0 C C j C CJ U Co OM 1 89 424 Page 24...

Page 29: ...utput black 1 TERMINAL pwr output red 1 BUSS BAR shunt 1 SHUNT meter 50V 400A 1 TERMINAL frict male 250 x 032 3 pair 1 COVER cable 1 CIRCUIT BREAKER man reset 1 P 5A 25OVAC 2 STAND OFF SUPPORT PC card...

Page 30: ...w SOCKETS 1 9 RC1 143 976 RECEPTACLE w SOCKETS 1 10 186470 PANEL logo 1 11 186 472 PANEL louver 1 12 PL1 157 958 LIGHT md white lens 28V 1 13 097 924 KNOB pointer 1 625dia x 250 ID 2 Hardware is comm...

Page 31: ...ar 24VDC 122RPM 20 1 ratio 1 15 079 633 FITTING hose brs barbed M 3 l6tbg 1 16 601 966 SCREW 375 16x1 25hexhd 3 18 604 538 WASHER flat stl SAE 312 1 19 124 778 KNOB plstc T 1 000 Ig x 312 18 x 2 000 b...

Page 32: ...1 1 1 5T 8O1 954 A To maintain the factory original performance of your equipment use only Manufacturers Suggested Replacement Parts Model and serial number required when ordering parts from your loca...

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Page 35: ...ND USE BY COMMERCIALIINDUSTRIAL USERS AND PERSONS TRAINED AND EXPERIENCED IN THE USE AND MAINTENANCE OF WELDING EQUIPMENT In the event of e warranty claim covered by this werrenty the exclusive remedi...

Page 36: ...Distributor Address City State lip Resources Available Always provide Model Name and Serial Style Number Contact your Distributor for To locate distributor nearest you call 1 800 4 A Miller Welding S...

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