Miller Electric NT 456 CC, NT 456 CV manual Parts List, Main Assembly

Page 32

SECTION 8 − PARTS LIST

4		. Hardware is common and
		not available unless listed.
7	6	5
8

3	28
3
	27		9
	27
29	26 25
2	24
	24
31	22
	22
30	21
	10	11	13	3
	23
	21

1

20

19

12

14 16

				17		2
						2
				18	15
				18		803 621-C
						803 621-C
				Figure 8-1. Main Assembly
Item		Dia.	Part	Description		Quantity
	No.	Mkgs.	No.	Description		Quantity
				Figure 8-1. Main Assembly

. . .	1 .	. . . . . . . .	. . Fig 8-2	. . PANEL, Front w/Components	. . . . . . . . .	. . . . 1
. . . 2 .		. . . . . . . .	. 217 136	. . LABEL,WARNING ELECTRIC SHOCK	. . . . . . . . .	. . . . 2
. . .	3 .	. . . . . . . .	+179 432	. . PANEL, SIDE	. . . . . . . . .	. . . . 2
. . .	4 .	. . . . . . . .	. 179 431	. . COVER, TOP	. . . . . . . . .	. . . . 1
. . . 5 .		. . . . . . . .	. 213 898	. . BAFFLE, AIR UPPER IGBT ASSY	. . . . . . . . .	. . . . 1
. . .	6 .	. . . . . . . .	. 162 830	. . LIFT EYE	. . . . . . . . .	. . . . 1
. . .	7 .	. . . . . . . .	. 177 279	. . GASKET, LIFT EYE	. . . . . . . . .	. . . . 1
. . .	8 .	. . . . . . . .	. 162 820	. . BAR, MTG LIFT EYE	. . . . . . . . .	. . . . 2
. . .	9 .	. . . . . . . .	. . Fig 8-4	. . PANEL, REAR	. . . . . . . . .	. . . . 1
. . . 10		C21,22,23 163 906		. . CAPACITOR	. . . . . . . . .	. . . . 3
. . . 11 .		. . . . . . . .	. 159 034	. . HOLDER, FUSE MINTR 10.3MM X 33.3 TO 38.1MM PANEL MT		. . . . 1
. . . 12 .		. . . F1 . . 156 065		. . FUSE, CRTG .5 AMP 600 V TIME DELAY	. . . . . . . . .	. . . . 1
. . . 13 .		. . . W . .	. 160 793	. . CONTACTOR, DEF PRP 60A 3P 24VAC COIL W/BOXLUG .	. . . . . . . . .	. . . . 1

OM-2243 Page 28

Image 32

Contents OM-2243212 113T ProcessesDescription File MultiprocessFrom Miller to You Table of Contents Page Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal or Dirt can injure eyesWelding Wire can cause injury Fire or Explosion hazardFalling Unit can cause injury Moving Parts can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortLE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux LE Bruit peut endommager l’ouïe LES Bouteilles peuvent exploser si elles sont endommagéesRisque D’INCENDIE OU D’EXPLO- Sion LA Chute DE L’APPAREIL peut blesserLE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformation EMF OM-2243 Nameplate Safety Symbols − DefinitionsDuty Cycle And Overheating − InstallationSpecifications CC Mode CV ModeVolt-Ampere Curves 100 200 300 400 500 600Selecting a Location Movement LocationWeight Dimensions And WeightsDimensions Be careful when placing or moving unit over uneven surfaces Turn Off power before connecting to receptacleTipping VAC Receptacle And Circuit BreakersConnecting Weld Output Cables Weld Output Terminals And Selecting Cable SizesConnecting Remote Control Turn off power before conRemote 14 Receptacle Information SocketElectrical Service Guide Placing Jumper LinksConnecting Input Power Welding Power Source Input Power ConnectionsDisconnect Device Input Power Con- nections = GND/PE Earth Ground− Operation ControlsMeter Functions For CC/CV Models Lift-Arc TIG Procedure For CC/CV Models Touch Seconds Do not Strike Like a Match− Maintenance & Troubleshooting Routine MaintenanceDisconnect power before maintaining Disconnect input power be- fore opening rear access doorHE.L Voltmeter/Ammeter Help DisplaysTroubleshooting Trouble Remedy− Electrical Diagram Circuit Diagram For NT 456 CC/CV Models− Parts List Main AssemblyTHERMISTOR, NTC 10K OHM @ 25 DEG C 34IN Lead Panel, Front With Components 14 12 274Panel, Front With Components -1Item IGBT/Capacitor Assembly IGBT/Capacitor Assembly -1item 221Panel, Rear With Components Support ServiceYour distributor also gives 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