Miller Electric Metro 300DX Owner'S Manual Download Page 1 | Manualshive

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Summary of Contents for Metro 300DX

Page 1: ...uit Voltage DC Auxiiiary Power Rating Engine Fuel Capacity Sound Power iP Rating 280 A 31 VDC 35 Duty Cycle 250 A 30 V DC 60 Duty Cycle 225 A 29 V DC 100 Duty Cycle 20280 72 AMS 65 Average Single Phas...

Page 2: ...S INCLUDING LOSS OF PROFIT WHETHER BASED ON CON TRACT TORT OR ANY OTHER LEGAL THEORY ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND ANY IMPLIED WAR RANTY GUARANTY OR REPRESENTATiON AS TO PERFORMANCE AND...

Page 3: ...or Welding Generator see Pages 2 and 3 on this Errata Sheet CHANGES TO SECTION 8 PARTS LIST Change Parts List as follows Dia Part Replaced Mkgs No With Description Quantity 31 Added 178 913 SOLENOID m...

Page 4: ...E LEAD 3 TO iT A B 33 12 37 30 44 44 35 A6C p F 310 0 0 77 72 7 7 73 41 40 40 42 42 42 Figure 6 1 Circuit Diagram For Welding Generator 2 lxxx 3 x 4 xx 5 I XQ0 E0 TO 8 TEF 1IJAL OLE OQ TRU CT t 2ZIV I...

Page 5: ...RC7 I G7 2 3 SD 178 904 OM 156 368B Page 3...

Page 6: ...C 1 S...

Page 7: ...nerators 84 535 EEC Standards Safety Requirements for Arc Welding Equipment Part 1 EN 60974 1 1990 Rotating Electrical Machines Part 1 Rating and Pertormance IEC 34 1 1994 Rotating Electrical Machines...

Page 8: ...rmation 8 SECTION 3OPERATING THE WELDING GENERATOR 8 3 1 Symbols And Definitions 8 3 2 Front Panel Controls 9 3 3 Duty Cycle And Overheating 10 3 4 Remote Amperage Control 10 SECTION 4OPERATING AUXILI...

Page 9: ...an be hazardous to your health 1 Keep your head out of the fumes Do not breathe the fumes 2 If inside ventilate the area and or use exhaust at the arc to remove welding fumes and gases 3 if ventilatio...

Page 10: ...as practical to prevent welding current from traveling long possibly unknown paths and causing electric shock and fire hazards 9 Do not use welder to thaw frozen pipes 10 Remove stick electrode from...

Page 11: ...ealth Standards OSHA 29 CFR 1910 from Highway Suite 501 ArlIngton VA 22202 Superintendent of Documents US Government Printing Office fiode for SafetyinWelding and Cutting CSA Standard Wi 17 2 from Was...

Page 12: ...s Height 41 in 1041 mm Width 30 in 762 mm Depth 54 1 2 in 1384 mm A 29 in 737 mm B 36 3 4 in 933 mm C 9 l6in l4mm Dia Weight Net 960 lb 435 kg Dimensions A Do not exceed operating angles while running...

Page 13: ...25 75 1 125 150 175 20 225 2 Q 275 30 DC WELD AWERES AT 630 DUTY CYCLE I I I I I I I I I I I I I O I 2 3 4 5 6 7 8 9 13 11 12 POWER KVA AT 130 DUTY CYCLE 2 4 Rating Label SA 175 807 EN 60974 1 Rating...

Page 14: ...2 5 Connecting Battery And Installing Muffler Pipe OM 1 56 368 Page 6...

Page 15: ...th in Weld Circuit Not Exceeding 1060 Duty Cycle 100 ft 30 m Or Less 150ft 45 m 200ft r 60 m 250ft 70 m 300ft 90 m 350ft 105 m 400ft 120 m 60 100 Duty Cycle 10100 Duty Cycle 4 4 4 3 2 1 1 0 1 0 3 3 2...

Page 16: ...C circuit D Remote control circuit common E 0 to 10 volts dc input command signal from remote control with respect to socket D The remaining sockets are not used SECTION 3 OPERATING THE WELDING GENERA...

Page 17: ...le fly wheel is turning Move Idle Lock switch to Run Idle position after engine warms in arc starts and reduce the chance of the electrode freezing in the puddle Set at minimum for Tig welding 7 Amper...

Page 18: ...DUTY CYCLE 6 1 2 Minutes Resting 60 Duty Cycle At 250 Amperes 6 Minutes Welding 4 Minutes Resting 100 Duty Cycle At 225 Amperes Continuous Welding r 1 dutyl 5 95 SB 176 134 A Weld output terminals ar...

Page 19: ...u CB3 protect RC1 from overload If a circuit breaker opens power is lost on one phase and RC1 output drops Voltage may still be present at RC1 If all circuit breakers open RC1 output stops CB1 also pr...

Page 20: ...y Connections See Section 2 5 A Stop engine before maintaining OJ See also Engine Manual and Mainte nance LabeL Se vice engine more often during severe conditions 4 Repair Or Repiace Cracked Cabies fi...

Page 21: ...0 cn0 C 0 0 u CoC C UI VU a p a C CD ra 0 CD RUGGERINI RD211 DIESEL ENGINE 100 h std 8 h std 50 h std 200 h std 250 h std 300 h std...

Page 22: ...for oiVfilter change procedure Oil Fill Caps Use Either Cap Oil Drain Valve Close oil drain valve and cap before adding oIl and run ning engine Oil Filter Dipstick Tools Needed Ret ST 159 219 D I Ref...

Page 23: ...r Wipe off cap and housing Remove cap and dump out dust Remove element and reinstall cap A Do not clean housing with air hose Blow ED inspect Clean element with compressed air only Keep nozzle at leas...

Page 24: ...ne runs at idle speed lighten nut Turn engine control switch to Run position 3 Swivel Loosen nut and turn swivel until engine runs at run speed Tighten nut 4 Shutdown Lever 5 Shutdown Lever Screw Shut...

Page 25: ...panel before operating unit Circuit Breakers 3 Circuit Breaker CB5 CB5 protects 24 volt ac output to Remote 14 receptacle RC1 4 Circuit Breaker CB6 CB6 protects fuel solenoid circuit 5 Circuit Breaker...

Page 26: ...d see Section 5 5 Tune engine according to engine manual Place Remote Amperage Control switch S7 in Panel position or place switch in Remote 14 position and connect remote amperage control to Remote 1...

Page 27: ...heck fuses F2 and F3 and replace if necessary see Section 5 6 Check and adjust engine speed see Section 5 5 Tune up engine according to engine manual Have Factory Authorized Service Agent check brushe...

Page 28: ...e uses oil during run in period wetstacking occurs Dry engine according to engine manual run in procedure Battery discharges between uses Clean battery terminals and posts with baking soda and water s...

Page 29: ...NOTES OM 156 368 Page 21...

Page 30: ...Circuit Diagram For Welding Generator cQ CT 12 L3 360V1 220V 2X8V 2 r j 24 48V 2 L i i 2 3 PLca Fc8 1 L 5 2 8 L 3 Q 7 QT L 4 L 8 5 I 6 9 2 5 i 4 7 2l I 8 L I Q 39 TO TO LOWER FELD 0 NT TO RASE FEW C N...

Page 31: ...RcrnLcl 2 3 rc7 P r7 4 6 7 Icl r p 9 PC2 I N N N N C PACfl 96AJ N I 2 G22 I C A 6 K C K LAA__t _A__t A A SD 172 300 0 OM 156 368 Page 23...

Page 32: ...Included w engine SECTION 7 PARTS LIST Figure 7 1 Main Assembly 81 OM 156 368 Page 24...

Page 33: ...JC 0 UI0 C 0 CD 0CD0 1 01 1 CD JO 0 CD 0 01 0 J 0 0 0...

Page 34: ...SHING snap in nyl 1 625 ID x 2 000mtg hole 1 RESISTOR WW adj 375W 50 ohm 1 COVER rectifier 1 FIREWALL bottom 1 FIREWALL top 1 SHUNT meter 1 STAND OFF No 8 32 x 250 2 CIRCUIT CARD shunt 1 UPRIGHT base...

Page 35: ...lenoid 1 GENERATOR 1 HOSE oil drain included w engine 1 CLAMP hose 583 688c1p dia 1 FITTING hose brs barbed fern 3 8tbg x 3 8NPT 1 VALVE oil drain 3 8 18NPTF 1 SPRING CLIP oil drain hose 1 HOSE SAE 25...

Page 36: ...C 2 DIODE rect275A300VRP 3 THYRISTOR SCR 300A 300V 2 CLAMP thyristor 2 PANEL air duct 1 STABILIZER 1 PANEL front w components 1 TRIM panelfront bottom 1 PANEL front lower 1 CIRCUIT CARD filter HF 1 GR...

Page 37: ...TATOR generator 1 GUARD generator wire mesh 1 SPRING ext 2 ADAPTER engine 1 LABEL warning moving parts 2 STUD sti 375 16 x 17 375 4 HOLDER brush elect 1 HOLDER brush 2 BRUSH w SPRING 2 CAP brushholder...

Page 38: ...BREAKER man reset 1 P 50A 25OVAC 1 PANEL receptacle European 1 PLATE receptacle order by model and serial number 1 CIRCUIT BREAKER man reset 1P 15A 25OVAC 4 SENSOR GFCI Test Reset 50A 240V 1 RECEPTAC...

Page 39: ...HOLDER fuse mintr 1 FUSE mintr gI slo blo 5A 125V 1 FUSE mintr cer slo blo 30A 125V 1 CLAMP capacitor 1 CAPACITOR elctlt 240uf 200VDC 1 BLOCK term 20A 6P 1 LINK jumper 20A 2 Recommended Spare Parts BE...

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