Miller Syncrowave 350 LX Owner's Manual

Visit our website atwww.MillerWelds.comProcessesDescriptionTIG (GTAW) WeldingStick (SMAW) WeldingArc Welding Power SourceOM-356 188694ZJune 2004Syncro

OM-356 Page 41-5. Principal Safety StandardsSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,from American Welding Society, 550 N

OM-356 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − À LIRE AVANTUTILISATIONsom_fre 8/032-1. Signification des symbolesSignifie « Mise en garde. Faire pre

OM-356 Page 6Le rayonnement de l’arc génère des rayons visibles etinvisibles intenses (ultraviolets et infrarouges) suscep-tibles de causer des brûlur

OM-356 Page 72-3. Autres symboles relatifs à l’installation, au fonctionnement et à l’entretien del’appareil.Risque D’INCENDIE OU D’EXPLO-SIOND Ne pas

OM-356 Page 82-4. Principales normes de sécuritéSafety in Welding, Cutting, and Allied Processes, norme ANSI Z49.1,de l’American Welding Society, 550

OM-356 Page 9SECTION 3 − DEFINITIONS3-1. Warning Label DefinitionsWarning! Watch Out! There are possiblehazards as shown by the symbols.1 Electric sho

OM-356 Page 103-2. Torch/Cable Holder Label1 Warning! Watch Out! Thereare possible hazards asshown by the symbols.2 Electric shock from wiring cankill

OM-356 Page 113-4. Manufacturer’s Rating Label For CE Products

OM-356 Page 123-5. Symbols And DefinitionsSome symbols are found only on CE products.NOTEAAmperes Panel−LocalGas Tungsten ArcWelding (GTAW)Shielded Me

OM-356 Page 13SECTION 4 − INSTALLATIONORLocation And AirflowY Falling Unit Can CauseInjury.S Use lifting eye to lift unit only,NOT running gear, gascy

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

OM-356 Page 144-2. Dimensions And WeightsDimensionsADimensionsDABHeight39-3/4 in (1010 mm) with retract-able lifting eye downDCBWidth 22-1/2 in (572 m

OM-356 Page 156 Minutes Welding 4 Minutes Resting4 Minutes Welding 6 Minutes Resting4-4. Duty Cycle And OverheatingDuty Cycle is the percentage of 10m

OM-356 Page 164-6. Weld Output Terminals And Selecting Cable SizesY ARC WELDING can cause Electromagnetic Interference.To reduce possible interference

OM-356 Page 174-8. Shielding Gas Connections And 115 Volts AC Duplex ReceptacleRef. ST-801 972-C / Ref. ST-801 973 / Ref. ST-157 858Y Turn Off power b

OM-356 Page 184-9. Electrical Service GuideAll values calculated at 60% duty cycle.NOTEActual input voltage cannot exceed ± 10% of indicated required

OM-356 Page 1914-10. Placing Jumper LinksRef. ST-801 973-BY Disconnect and lockout/tag-out input power beforeinstalling or moving jumperlinks.Check in

OM-356 Page 204-11. Connecting Input PowerRef. ST-801 973-B3/8 inTools Needed:64235711=GND/PE Earth Ground48910L1L26Y Installation must meet all Natio

OM-356 Page 21SECTION 5 − OPERATION5-1. ControlsA. For 200/230/460 Volts And Non CE UnitsRef. ST-183 200-A / Ref. ST-183 260-A / Ref. ST-801 972-C. To

OM-356 Page 22B. For CE UnitsRef. ST-191 372 / Ref. ST-191 371-A / Ref. ST-801 972-C. Top row of lights in upper left corner areOn for SMAW. Bottom r

OM-356 Page 235-2. Output Selector SwitchRef. ST-191 3721 Output Selector SwitchY Do not use AC output indamp areas, if movement isconfined, or if the

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

OM-356 Page 245-4. Current Control1 Current ControlUse control to select front panel orremote current control.For front panel current control,press bu

OM-356 Page 255-6. Start Mode1 Start ModeFor SMAW welding, press button to toggleLED to Off position.For GTAW welding, use control to select Offfor no

OM-356 Page 265-7. Meters1 VoltmeterVoltmeter displays average voltage(to the nearest 0.1 V) at the weldoutput terminals.2 AmmeterUse meter to preset

OM-356 Page 275-9. Balance/DIG Control1 Balance/DIG ControlBalance Control (AC GTAW):Control changes the AC outputsquare wave. Rotating the controltow

OM-356 Page 285-11. Postflow Time Control1 Postflow Time ControlUse control to set length of time(0−50 seconds) gas flows afterwelding stops. It is im

OM-356 Page 295-12. Setting Pulse Controls1 On/Off SwitchUse switch to turn pulse functionOn and Off.2 Background AmpsUse Background Amps control tose

OM-356 Page 305-13. Optional Sequence Controls1 Sequence Selection SwitchSee Section 5-14.2 Start Time/Spot Time ControlSee Section 5-15.3 Start Curre

OM-356 Page 315-15. Start Time/Spot Time Control And Start Current Control1 Sequence Selection SwitchPlace switch in Start position.2 Start Time/Spot

OM-356 Page 325-16. Crater Time Control And Final Current Control1 Sequence Selection SwitchPlace switch in Crater position.2 Crater Time ControlUse c

OM-356 Page 335-17. Start/Crater Sequence Controls1 Sequence Selection SwitchPlace switch in Start/Crater posi-tion.2 Start Time/Spot TimeControlUse c

SECTION 6 − MAINTENANCE & TROUBLESHOOTING 36 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1. Routine Ma

OM-356 Page 345-18. 4T Sequence Selection Controls1 Start Sequence Switch −4T Position(Specific trigger method) Pressand hold torch trigger to startPr

OM-356 Page 355-19. Spot Time Control1 Sequence Selection Switch −Spot PositionUsed with the (GTAW) TIG Spotprocess, generally with a direct cur-rent

OM-356 Page 36SECTION 6 − MAINTENANCE & TROUBLESHOOTING6-1. Routine MaintenanceY Disconnect power before maintaining.3 MonthsReplaceUnreadableLabe

OM-356 Page 376-3. Adjusting Spark GapsRef. ST-801 972-CY Turn off welding powersource and disconnect andlockout/tagout input powerbefore adjusting sp

OM-356 Page 386-4. Voltmeter/Ammeter Help Displays. All directions are in reference to the frontof the unit. All circuitry referred to is lo-cated ins

OM-356 Page 396-5. TroubleshootingNOTE: The remedies listed below are recommendations only. If these remedies do not fixthe trouble with your unit, ha

OM-356 Page 40NotesWork like a Pro!Pros weld and cutsafely. Read thesafety rules atthe beginningof this manual.

OM-356 Page 41SECTION 7 − ELECTRICAL DIAGRAMSC-187 950-HFigure 7-1. Circuit Diagram

OM-356 Page 42SECTION 8 − HIGH FREQUENCY8-1. Welding Processes Requiring High Frequencyhigh_freq 12/96 − S-06931 High-Frequency VoltageTIG − helps arc

OM-356 Page 438-3. Correct Installation1 High-Frequency Source (weldingpower source with built-in HF orseparate HF unit)Ground metal machine case, wor

dec_con1_11/02Declaration of Conformity ForEuropean Community (CE) ProductsThis information is provided for units with CE certification (see rating la

OM-356 Page 44SECTION 9 − PARTS LIST. Hardware is common andnot available unless listed.Figure 9-1. Main Assembly

OM-356 Page 45ST-802 012-N1910141516171819212223242526272829303132333435363738394142484311138382818020848586878884

OM-356 Page 46DiagrammarkingItemNo.PartNo. Description QuantityFigure 9-1. Main Assembly1 204 659 PANEL, side 2. . . . . . . . . . . . . . . . . . .

OM-356 Page 47DiagrammarkingItemNo.PartNo. Description QuantityFigure 9-1. Main Assembly (Continued)42 TE1 202 790 TERMIMAL ASSEMBLY, pri 1ph 3V (cons

OM-356 Page 48DiagrammarkingItemNo.PartNo. Description QuantityFigure 9-1. Main Assembly (Continued)84 213 287 LABEL, MILLER 12.563 x 5.376 horizontal

Warranty Questions?Call1-800-4-A-MILLERfor your localMiller distributor.miller_warr 6/04Your distributor also givesyou ...ServiceYou always get the fa

PRINTED IN USA  2004 Miller Electric Mfg. Co. 1/03Miller Electric Mfg. Co.An Illinois Tool Works Company1635 West Spencer StreetAppleton, WI 54914 US

Notes

OM-356 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom _8/031-1. Symbol UsageMeans Warning! Watch Out! There are possible hazardswith this

OM-356 Page 2Arc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat can burn eyes and skin. Sparks

OM-356 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over, or