Miller Electric Big Blue 251D manual Panel, Front w/Components -1Item, 111

Page 52

 

Item

Dia.

Part

Description

Quantity

 

No.

Mkgs.

No.

 

 

 

 

 

Figure 12-1. Main Assembly

 

 

 

 

 

 

 

. . 101

. . . . . . . . .

. . . .

. 173 982

. . PANEL, mtg components

. . . 1

. . 102

. . . . RC9

. . . . 168 071

. . CONNECTOR & SOCKETS

. . . 1

. . 103

. . . . . . . . .

. . .

♦173 423

. . RECEPTACLE, 3P 50A 125/250V

. . . 1

. .

. . . . .

. . . . . . . . .

. . . .

. 123 794

. . EDGE TRIM, (order by ft)

. . . 1ft

. . 104

. . . . . . . . .

. . .

♦173 408

. . BRACKET, mtg receptacle

. . . 1

. .

105

. . . . . D8

. . . . . 192 307

. . KIT, diode w/washers

. . . 1

. . 106

D1/C1, D9/C9

189 701

. . DIODE/CAPACITOR BOARD

. . . 2

. . 107

. . . . . C8

. . . . . 170 674

. . CAPACITOR BOARD

. . . 1

. . 108

. . . . . R6

. . . . . 030 844

. . RESISTOR, WW fxd 25W 25 ohm

. . . 1

. .

. . . . .

. . . . . . . . .

. . . .

. 605 741

. . CLIP, mtg resistor

. . . 2

. . 109

. . . . CR2

. . . . 044 588

. . RELAY, encl 12VDC 3PDT

. . . 1

. .

110

. . . . . . . . .

. . . .

+173 317

. . PANEL, front lower

. . . 1

. .

110

. . . . . . . . .

. . +♦175 368

. . PANEL, front lower

. . . 1

. .

111

. . . . . . . . .

. . . .

. Fig 11-2

. . PANEL, front w/components

. . . 1

. . 112 . . . . CT1

. . .

♦105 370

. . TRANSFORMER, current

. . . 1

. .

113

. . . . . Z1

. . . . . 204 797

. . REACTOR

. . . 1

. .

114

. . . . Neg

. . . .

. 039 046

. . TERMINAL, pwr output black

. . . 1

. .

115

. . . . Pos

. . . .

. 039 047

. . TERMINAL, pwr output red

. . . 1

. .

116

. . . . . . . . .

. . .

♦174 008

. . BRACKET, mtg switch and output terminals

. . . 1

. .

117

. . . . R2,3

. . . . 189 699

. . RESISTOR, WW tap 375W 10 ohm w/mounting bracket

. . . 2

. .

118

. . . . . . . . .

. . .

♦174 010

. . SWITCH, polarity

. . . 1

. .

. . . . .

. . . . . . . . .

. . .

♦059 773

. . HANDLE, switch

. . . 1

. .

119

. . . . . . . . .

. . . .

. 085 656

. . STRIP, mtg resistor

. . . 1

. . 120

. . . . . . . . .

. . . .

. 188 237

. . UPRIGHT, base front

. . . 1

. . 121

. . . . . . . . .

. . . .

. 108 163

. . FRAME, mtg reactor & fuel tank

. . . 1

. . 122

. . . . . . . . .

. . . .

. 110 069

. . FITTING, brs flrd elbow M 1/4tbg x 1/4NPT

. . . 2

. .

123

. . . . . . . . .

. . . .

. 010 314

. . VALVE, shut-off fuel

. . . 1

. .

124

. . . . . . . . .

. . . .

. 070 010

. . BOLT, J stl .250-20 x 2.750

. . . 4

. .

125

. . . . . . . . .

. . . .

. 089 517

. . STRAP, fuel tank

. . . 2

. .

126

. . . . . . . . .

. . .

♦175 465

. . FITTING, pipe brs adapter extender 1/8 x 1/8 120

. . . 1

. .

. . . . .

. . . . . . . . .

. . . .

. 173 919

. . KIT, label

. . . 1

. .

. . . . .

. . . . . . . . .

. . . .

. 168 071

. . CONNECTOR & SOCKETS

. . . 2

. .

. . . . .

. . . . . . . . .

. . . .

. 165 669

. . CONNECTOR & SOCKETS

. . . 1

. .

. . . . .

. . . . . . . . .

. . . .

. 116 045

. . CONNECTOR & SOCKETS

. . . 1

♦OPTIONAL

+When ordering a component originally displaying a precautionary label, the label should also be ordered. *Recommended Spare Parts.

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.

Item

Dia.

Part

Description

Quantity

 

No.

 

Mkgs.

No.

 

 

 

 

 

Figure 12-2. Panel, Front w/Components (Fig 12-1Item 111)

 

 

 

 

 

 

. . . 1

. . . . S3

. 114 193

. . SWITCH, range (Fig 11-4)

. . . 1

. . . 2

. . . . R1

. 605 960

. . RHEOSTAT, WW 300W 34 ohm

. . . 1

. . . 3

. . . . MS1 . . . .

♦011 072

. . . . SWITCH, magnetic (consisting of)

. . . 1

. . .

. . .

. . . . .

F

*048 317

. . . . . FUSE, mintr gl 14A 32V

. . . 1

. . .

4

. . . . .

. . . . . . . . .

. 011 609

. . SWITCH, tgl SPDT 15A 125V

. . . 1

. . . 5

. . . . .

. . . . . . . . .

. 032 897

. . RECEPTACLE, twlk grd 2P3W 15A 125V

. . . 1

. . .

6

. . . CB1,2 . . . . . 139 266

. . CIRCUIT BREAKER, man reset 1P 15A 250VAC

. . . 2

. . .

7

. . . RC1,2 . . . . . 170 901

. . RECEPTACLE, str dx grd 2P3W 15A 125V

. . . 2

. . .

7

. . GFCI1, 2 . .

♦151 981

. . RECEPTACLE, str dx grd 2P3W 15/20A GFCI

. . . 2

. . .

. . .

. . . . .

. . . . . . . . .

. 073 690

. . PLUG, str grd 2P3W 15A 125V Arrow Hart 5965V

 

. . .

8

. . . . .

. . . . . . . . .

. 601 836

. . NUT, brs hex .250-20 jam hvy

. . . 3

. . .

9

. . . . .

. . . . . . . . .

. 083 030

. . STUD, brs grd .250-20 x 1.750

. . . 1

. . . 10 . . . . . . . . . . . . . . . . . . . . . . . . . . PLATE, ident control rating (order by model and serial number) . . . . . . 1

. . . 11 . . . . . . . . . . . . . ♦046 652 . . METER, amp DC 50MV 0-600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

. . . 12 . . . . . . . . . . . . . ♦046 654 . . METER, volt DC 0-100 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

OM-480 Page 48

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Contents Processes DescriptionVisit our website at OM-480128 576AC January Engine Driven Welding GeneratorFrom Miller to You Table of Contents Options and Accessories Warranty Symbol Usage Arc Welding HazardsEngine Hazards Compressed Air Hazards Principal Safety Standards California Proposition 65 WarningsEMF Information Radiation can cause interferenceSignification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in- cendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut affecter l’ouïe’EXPLOSION DE LA Batterie peut DES Organes Mobiles peuvent provoquer des blessuresLA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresPrincipales normes de sécurité Information sur les champs électromagnétiquesSymbols And Definitions − DefinitionsWeld, Power, And Engine Specifications − SpecificationsDimensions, Weights, And Operating Angles Curve shows typical fuel use under weld or power loads Exceeding duty cycle can damage unit and void warrantyFuel Consumption Duty Cycle And OverheatingAC Generator Power Volt-Ampere CurvesOptional AC Power Plant Curves Installing Welding Generator − InstallationConnecting The Battery Installing Muffler Pipe Engine Prestart ChecksStop engine and let cool Fuel Do not use gasoline. GasolineInstalling Ether Cylinder Optional Ether Starting Aid Connecting To Weld Output TerminalsSelecting Weld Cable Sizes 150 ft 200 ft 250 ft350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Put terminals− Operating the Welding Generator Controls See SectionDescription Of Front Panel Controls See Section Remote A/V ControlStop engine and fix trouble if either light goes on Do not use Ether if engine is runningVolt Duplex And Optional Gfci Receptacles − Operating Auxiliary EquipmentX 15 a + 120 V x 10 a = 3.0 kVA/kW OM-480 Volt Duplex Receptacle Optional 240 V 15 a AC Receptacle RC1Circuit Breakers CB1 And CB2 X 10 a + 120 V x 5 a = 3.0 kVA/kWConnecting Optional AC Power Plant 240 Volt Twistlock Receptacle Optional − Maintenance and Troubleshooting Maintenance Label Servicing Air Cleaner Servicing Fuel And Lubrication Systems To change oil and filterTo replace primary fuel filter To replace secondary fuel filterStandard Models Adjusting Engine SpeedModels With Automatic Idle Optional Overload Protection Servicing Optional Ether Starting Aid Full EmptyInspecting And Cleaning Optional Spark Arrestor TroubleshootingStop engine and let cool. Reinstall cleanout plug WeldingGenerator Power Check connections to ac power plant see SectionEngine Maximum see Section− Electrical Diagram Circuit Diagram For Welding GeneratorWetstacking − RUN-IN ProcedureWelding Generator Run-In Procedure Using Load Bank Procedure at less thanStop engine Do not touch hot exhaust From flammables Do not PerformRun-In Procedure Using Resistance Grid Bank/gridFrom flammables Do not perform run-inSelecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Earth ground if supplying Amperes x Volts = WattsApproximate Power Requirements For Industrial Motors Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsPower Required To Start Motor How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 = Starting AmperageTypical Connections To Supply Standby Power Work like a ProSelecting Extension Cord Use Shortest Cord Possible Current Load Watts AmperesOM-480 − Parts List 125 124 123 122120 121 117 116 2526 126 Dia Part Description Quantity Mkgs 128 Panel, Front w/Components -1Item 111Panel, Front w/Components -1Item 111 Cont’d Generator Generator -1Item 114 IncludesPage Page Your distributor also gives ServiceSupport To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s
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