Miller Electric Millermatic 250X Page 28 Owner'S Manual Download | Manualshive

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OM–1319 Page 24

ST-802 060-A

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Hardware is common and
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Figure 6-2. Baffle, Center w/Components

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Summary of Contents for Millermatic 250X

Page 1: ...Processes Description MIG GMAW Welding Flux Cored FCAW Welding Arc Welding Power Source and Wire Feeder OM 1319 188 913M October 2000 Millermatic 250X R Visit our website at www MillerWelds com...

Page 2: ...alue established in 1929 This Owner s Manual is designed to help you get the most out of your Miller products Please take time to read the Safety precautions They will help you protect yourself agains...

Page 3: ...0 2 5 Installing Welding Gun 11 2 6 Connecting A Spoolmatic 30A Gun 11 2 7 Setting Gun Polarity For Wire Type 11 2 8 Installing Gas Supply 12 2 9 Installing Wire Spool and Adjusting Hub Tension 12 2 1...

Page 4: ......

Page 5: ...that cord plug is connected to a properly grounded receptacle outlet D When making input connections attach proper grounding conduc tor first double check connections D Frequently inspect input power...

Page 6: ...lding wire at contact tip when not in use D Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap D Remove any combustibles such as a butane light...

Page 7: ...aintained D Keep high frequency source doors and panels tightly shut keep spark gaps at correct setting and use grounding and shielding to minimize the possibility of interference ARC WELDING can caus...

Page 8: ...s a human health hazard However studies are still going forth and evidence continues to be examined Until the final conclusions of the research are reached you may wish to minimize your exposure to el...

Page 9: ...tation est bien raccord la borne de terre du sectionneur ou que la fiche du cordon est raccord e une prise correctement mise la terre D En effectuant les raccordements d entr e fixer d abord le conduc...

Page 10: ...r des v tements de protection d pourvus d huile tels que des gants en cuir une chemise en mat riau lourd des pantalons sans re vers des chaussures hautes et un couvre chef D Avant de souder retirer to...

Page 11: ...vrements et dispositifs de protection LE RAYONNEMENT HAUTE FR QUENCE H F risque de provoquer des interf rences D Le rayonnement haute frequence peut provoquer des interf rences avec les quipements de...

Page 12: ...champs magn tiques basse fr quence Le courant de soudage pendant son passage dans les c bles de sou dage causera des champs lectromagn tiques Il y a eu et il y a encore un certain souci propos de tels...

Page 13: ...min W 19 in 483 mm D 30 1 4 in 768 mm 95 kg While idling Operating Temperature Range 20C to 40C Storage Temperature Range 30C to 50C 2 2 Welding Power Source Duty Cycle And Overheating 4 Minutes Weld...

Page 14: ...g power source Curves of other settings fall be tween the curves shown 1 2 4 Installing Work Clamp 1 Work Cable 2 Boot Slide boot onto work cable Route cable out front panel opening from inside 3 Nega...

Page 15: ...Spoolmatic R 30A Gun The Spoomatic 30A welding gun connects directly to the 10 pin receptacle on the front of the welding power source no adapter required NOTE Two welding guns may be connected to th...

Page 16: ...Power Source Gas Hose Connection Connect customer supplied gas hose between regulator flowmeter gas hose connection and fitting on rear of welding power source 7 Flow Adjust Typical flow rate is 20 cf...

Page 17: ...cuit Breaker Rating In Amperes Circuit Breaker 1 Time Delay 2 60 50 30 25 20 Normal Operating 3 80 70 35 30 25 Min Input Conductor Size In AWG Kcmil 8 10 12 14 14 Max Recommended Input Conductor Lengt...

Page 18: ...Connect directly to line disconnect device if hard wiring is required 5 Line Disconnect Device See Section 2 11 Y Special installation may be required where gasoline or volatile liquids are present se...

Page 19: ...and hold wire cut off end Push wire thru guides into gun continue to hold wire Close and tighten pressure assembly and let go of wire Remove gun nozzle and contact tip Turn On Press gun trigger until...

Page 20: ...trol Turn control clockwise to increase voltage Scale around control is ac tual voltage 2 Wire Speed Control Turn control clockwise to increase wire feed speed Scale around con trol is actual wire fee...

Page 21: ...OM 1319 Page 17 3 2 Weld Parameter Table...

Page 22: ...l and carrier Apply light coat of oil or grease to drive motor shaft 4 2 Circuit Breaker CB1 1 Circuit Breaker CB1 If CB1 opens wire feeding stops 2 Welding Gun Check gun liner for blockage or kinks 3...

Page 23: ...oll Securing Nut Turn nut one click to secure drive roll Tools Needed 5 64 in 7 16 in ST 150 227 D 1 3 2 4 5 4 5 Aligning Drive Rolls and Wire Guide Y Turn Off power View is from top of drive rolls lo...

Page 24: ...t voltage or check for low line voltage see Section 2 12 Check input voltage jumper links and correct position if necessary see Section 2 10 Have Factory Authorized Service Agent check main control bo...

Page 25: ...OM 1319 Page 21 SECTION 5 ELECTRICAL DIAGRAM 188 901 A Figure 5 1 Circuit Diagram...

Page 26: ...OM 1319 Page 22 SECTION 6 PARTS LIST Ref 802 059 Hardware is common and not available unless listed Fig 6 2 1 Fig 6 5 3 4 5 6 7 8 9 10 11 12 14 15 Fig 6 3 2 13 17 18 19 Figure 6 1 Main Assembly...

Page 27: ...AMP spring thyristor rectifier 1 173 784 Heat Sink rectifier 2 C3 4 031 689 CAPACITOR rectifier 2 143 818 THYRISTOR SCR 325A 300V hockey puck 2 TP1 154 243 THERMOSTAT NC 1 171 405 Heat Sink rectifier...

Page 28: ...OM 1319 Page 24 ST 802 060 A Hardware is common and not available unless listed 1 2 3 4 5 6 7 8 9 10 12 13 14 11 15 16 17 18 19 20 21 22 23 24 25 26 Fig 6 4 27 28 Figure 6 2 Baffle Center w Components...

Page 29: ...16 PC1 194 103 CIRCUIT CARD control 1 PLG4 131 056 HOUSING RECEPTACLE SOCKETS 1 PLG6 115 092 HOUSING PLUG SOCKETS 1 17 R5 119 998 RESISTOR WW fxd 300W 5 ohm 1 18 TE1 188 910 TERMINAL ASSEMBLY pri 1ph...

Page 30: ...CKETS 1 7 RC7 190 363 RECEPTACLE w SOCKETS 1 8 186 470 PANEL logo 1 9 038 502 Cable Tie 1 10 186 472 PANEL louver Order Item 9 Cable Tie when ordering louver panel 1 11 PL1 157 958 LIGHT ind white len...

Page 31: ...5 ID x 740 OD 2 193 635 RING rtng ext 394 shaft x 1 15 079 633 FITTING hose brs barbed M 3 16tbg 1 16 601 966 SCREW 375 16 x 1 25hexhd 2 18 604 538 WASHER flat stl SAE 312 1 19 124 778 KNOB plstc T 1...

Page 32: ...ed Inlet 056 192 056 192 056 192 056 193 Wire Guide 1 16 in 062 1 6 mm 079 598 053 699 V Grooved 056 195 052 in 052 1 3 mm 079 597 053 698 V Grooved 056 193 Description Part No Dia Mkgs Item No Figure...

Page 33: ...ting Torches Remote Controls Accessory Kits Replacement Parts No labor Spoolmate 185 Spoolmate 250 Canvas Covers Miller s True Blue Limited Warranty shall not apply to 1 Consumable components such as...

Page 34: ...complete and retain with your personal records Always provide Model Name and Serial Style Number Call 1 800 4 A Miller or see our website at www MillerWelds com to locate a DISTRIBUTOR or SERVICE AGEN...

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