Miller Electric 375 X-TREME Owner's Manual

ProcessesDescriptionAir Plasma Cuttingand GougingAir Plasma CutterOM-225 216E 2006−10Spectrum 375 X-TREMEAnd ICE-27T TorchRFile: Plasma CuttersVisit o

OM-225 216 Page 6D N’approchez pas le tube du chalumeau et l’arc pilote lorsque la gâ-chette est enfoncée.D Le câble de masse doit être pincé correcte

OM-225 216 Page 7D Les bouteilles ne doivent pas être près de la zone de coupage ni detout autre circuit électrique.D Un contact électrique ne doit ja

OM-225 216 Page 8LE COUPAGE Ã L’ARC peut causerdes interférence.D L’énergie électromagnétique peut gêner le fonction-nement d’appareils électroniques

OM-225 216 Page 9SECTION 3 − DEFINITIONS3-1. Symbols And DefinitionsAAmperes Increase Power LightLow Air PressureLightLoose Shield CupLightTemperature

OM-225 216 Page 104-3. Duty Cycle And OverheatingDuty Cycle is percentage of 10 min-utes that unit can cut at rated loadwithout overheating.If unit ov

OM-225 216 Page 114-6. Connecting Gas/Air Supply804 505-A. Use only clean, dry air with 90to 110 psi (620 to 758 kPa)pressure.1 Gas/Air Inlet Opening2

OM-225 216 Page 124-8. Electrical Service Guide For 240 VACY CAUTION: INCORRECT INPUT POWER can damage this welding power source. This welding powerso

OM-225 216 Page 134-10. Connecting 1-Phase Input Power For 240 VAC 803 766-B / Ref. 802 443-AY Installation must meet allNational and Local Codes − ha

OM-225 216 Page 144-11. Connecting Input PowerY Installation must meet all Nationaland Local Codes − have onlyqualified persons make thisinstallation.

OM-225 216 Page 15SECTION 5 − OPERATION5-1. Controls1 Output ControlUse control to set cutting output.If 22-27 amperes of cutting output is usedwith 1

Miller Electric manufactures a full lineof welders and welding related equipment.For information on other quality Millerproducts, contact your local M

OM-225 216 Page 165-2. Cutting SpeedRecommended Cut Speeds At 27 Amperes OutputThickness Recommended Cut Speeds*Inches mm ipm mm/min16 ga 1.5 188 4,77

OM-225 216 Page 17out bottom of cut.Ref. 802 8785-4. Sequence Of OperationAfter cutting arc starts, slowlystart moving torch across metal.Adjust torch

OM-225 216 Page 18SECTION 6 − MAINTENANCE & TROUBLESHOOTING6-1. Routine MaintenanceY Disconnect power before maintaining.. Maintain more oftenduri

OM-225 216 Page 196-3. Wrapper RemovalRef. 804 505-AY Turn off power, anddisconnect input power plugfrom receptacle beforeworking on unit.Y Significa

OM-225 216 Page 206-4. DC Bus Voltage CheckY Turn Off welding powersource, and disconnectinput power.Y Significant DC voltage canremain on capacitors

OM-225 216 Page 216-5. Checking Or Replacing Filter ElementY Check DC bus voltageaccording to Section 6-4,and be sure voltage is nearzero before touch

OM-225 216 Page 226-6. Overload Protection: Trouble Lights & Checking Shield Cup Shutdown System1 Power LightLight is steady if input power isokay

OM-225 216 Page 236-7. Checking/Replacing Retaining Cup, Tip, And ElectrodeOvertightening will strip threads. Do not overtighten retaining cupduring a

OM-225 216 Page 246-8. Torch And Work Cable ConnectionsY Check DC bus voltageaccording to Section 6-4,and be sure voltage is nearzero before touching

OM-225 216 Page 25Notes

TABLE OF CONTENTSSECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol

OM-225 216 Page 26SECTION 7 − ELECTRICAL DIAGRAMFigure 7-1. Circuit Diagram

OM-225 216 Page 27224 682-B

OM-225 216 Page 28SECTION 8 − PARTS LIST. Hardware is common andnot available unless listed.804 507-B1234561589101112131418222524262728293031323323161

OM-225 216 Page 29DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 8-1. Main AssemblyQuantity1 +225180 CABLE,POWER 10 FT 2 IN 14GA 3C W/MVP 1. . . . . . . .

OM-225 216 Page 301 183 427 Handle Assy, complete (1)2 171 248 Push Button Switch (1)3 228 405 Leads, 12 ft (1)4 203 119 Main Body (1)5 185 833 Switch

Warranty Questions?Call1-800-4-A-MILLERfor your localMiller distributor.miller_warr 2006−01Your distributor also givesyou ...ServiceYou always get the

PRINTED IN USA © 2006 Miller Electric Mfg. Co.2006−01Miller Electric Mfg. Co.An Illinois Tool Works Company1635 West Spencer StreetAppleton, WI 54914

OM-225 216 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGpom _4/05Y Warning: Protect yourself and others from injury — read and follow thes

OM-225 216 Page 2D On inverter power sources, failed parts can ex-plode or cause other parts to explode whenpower is applied. Always wear a face shiel

OM-225 216 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceHOT PARTS can cause severe burns.D Do not touch hot parts bare ha

OM-225 216 Page 41-5. Principal Safety StandardsSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,from Global Engineering Document

OM-225 216 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONpom_fre 4/05Y Avertissement : se protéger et protéger les autres contre le