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Hobart Welding Products 350LX Bedienungsanleitung

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Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    CYBERTIG 350LX Processes Descrip tio n TIG (GT A W ) W elding Stick (SMA W) W elding Arc Welding Power Source OM -356 188694J October 2000 And Non-CE Models Visit our website at www.HobartWelders.com[...]

  • Seite 2

    Hobart W elders manufactures a full line of welders and welding related equipment. For information on other quality Hobart products, contact your local Hobart distributor to receive the latest full line catalog or individual catalog sheets. T o locate your nearest distributor or service agency call 1-877-Hobart1. Thank you and congratulations on ch[...]

  • Seite 3

    The following terms are used interchangeably throughout this manual: TIG = GT AW Stick = SMAW T ABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 4

    [...]

  • Seite 5

    OM-356 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING som _nd_4/98 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message. . Means “Note”; not safety related. This group of symbols means W arning! W atch [...]

  • Seite 6

    OM-356 Page 2 Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly off from the weld. ARC RA YS can burn eyes and skin. D Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching (see ANSI Z49.1 and Z87[...]

  • Seite 7

    OM-356 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. D Do not install or place unit on, over , or near combustible surfaces. D Do not install unit near flammables. D Do not overload building wiring – be sure power supply system is properly sized, rated, and protected to handle this unit. F A[...]

  • Seite 8

    OM-356 Page 4 1-5. EMF Information Considerations About W elding And The Effects Of Low Frequency Electric A n d M a g netic Fields W elding current, as it flows through welding cables, will cause electro- magnetic fields. There has been and still is some concern about such fields. However , after examining more than 500 studies spanning 17 years o[...]

  • Seite 9

    OM-356 Page 5 SECTION 1 – CONSIGNES DE SECURITE – LIRE A V ANT UTILISA TION som _nd_fre 4/98 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette proc é dure pr é sente des risques de danger ! Ceux-ci sont identifi é s par des symboles adjacents aux directives. Y Identifie un message de s é curit é particulier . [...]

  • Seite 10

    OM-356 Page 6 Le rayonnement de l ’ arc du proc é d é de soudage g é n è re des rayons visibles et invisibles intenses (ultraviolets et infrarouges) susceptibles de provoquer des br û lures dans les yeux et sur la peau. Des é tincelles sont projet é es pendant le soudage. LES RA YONS DE L ’ ARC peuvent pro- voquer des br û lures dans le[...]

  • Seite 11

    OM-356 Page 7 1-3. Dangers suppl é mentaires en relation avec l ’ installation, le fonctionnement et la maintenance Risque D ’ INCENDIE OU D ’ EXPLOSION. D Ne pas placer l ’ appareil sur , au-dessus ou à proxi- mit é de surfaces infllammables. D Ne pas installer l ’ appareil à proximit é de produits inflammables D Ne pas surcharger l[...]

  • Seite 12

    OM-356 Page 8 1-4. Principales normes de s é curit é Safety in W elding and Cutting, norme ANSI Z49.1, de l ’ American W e l- ding Society , 550 N.W . Lejeune Rd, Miami FL 33126 Safety and Health Sandards, OSHA 29 CFR 1910, du Superintendent of Documents, U.S. Government Printing Of fice, Washington, D.C. 20402. Recommended Safe Practice for th[...]

  • Seite 13

    OM-356 Page 9 SECTION 2 – DEFINITIONS 2-1. W arning Label Definitions S-176 254-A 1 1.1 1.2 1.3 3 3.1 3.2 3.3 4 4.1 + 2 2.1 2.2 + + 5 6 + 2.3 W arning! Watch Out! There are possible hazards as shown by the symbols. 1 Electric shock from welding electrode or wiring can kill. 1.1 Wear dry insulating gloves. Do not touch electrode with bare hand. Do[...]

  • Seite 14

    OM-356 Page 10 2-2. Manufacturer ’ s Rating Label For CE Products[...]

  • Seite 15

    OM-356 Page 1 1 2-3. Symbols And Definitions Some symbols are found only on CE products. NOTE A Amperes Panel – Local Gas Tungsten Arc W elding (GT AW) Shielded Metal Arc W elding (SMA W ) V V olts Do Not Switch While W elding Arc Force (DIG) Spot T imer Output Circuit Breaker Remote T emperature Protective Earth (Ground) Alternating Current High[...]

  • Seite 16

    OM-356 Page 12 SECTION 3 – INST ALLA TION OR Location And Ai r f l o w Y Falling Unit Can Cause Injury . S Use lifting eye to lift unit only , NOT running gear , gas cylinders, or any other accessories. S Use equipment of adequate capacity to lift and support unit. S If using lift forks to move unit, be sure forks are long enough to extend beyond[...]

  • Seite 17

    OM-356 Page 13 3-2. Dimensions And Weights Dimensions A B Height 38-1/4 in (972 mm) with retract- able lifting eye down D C B Width 22-1/2 in (572 mm) Length 25 in (635 mm) A 25 in (635 mm) B 23-5/8 in (600 mm) E Front C 1-3/8 in (35 mm) F D 7/8 in (22 mm) E 19-15/16 (506 mm) F 22-1/4 (565 mm) G 1/2 in (13 mm) Dia W eight Ref. ST-184 046 G 4 Holes [...]

  • Seite 18

    OM-356 Page 14 6 Minutes W elding 4 Minutes Resting 4 Minutes W elding 6 Minutes Resting 3-4. Duty Cycle And Overheating Duty Cycle is the percentage of 1 0 minutes that the unit can weld at rated load without overheating. If unit overheats, output stops, front panel voltmeter/ammeter displays a HLP3 or HLP5 message (see Section 5-4), and cooling f[...]

  • Seite 19

    OM-356 Page 15 3-6. W eld Output T erminals And Selecting Cable Sizes Y ARC WELDING can cause Electromagnetic Interference. T o reduce possible interference, keep weld cables as short as possible, close together , and down low , such as on the floor . Locate welding operation 100 meters from any sensitive electronic equipment. Be sure this welding [...]

  • Seite 20

    OM-356 Page 16 3-8. Shielding Gas Connections And 1 15 V olts AC Duplex Receptacle Ref. ST-801 972 / Ref. ST -801 973 / Ref. ST-157 858 Y T urn Off power before con- necting to receptacle. 1 Gas V alve In Fitting Located on rear of unit. 2 Gas V alve Out Fitting Fittings have 5/8-18 right-hand threads. 3 Cylinder V alve Open valve slightly so gas f[...]

  • Seite 21

    OM-356 Page 17 3-9. Electrical Service Guide All values calculated at 60% duty cycle. NOTE 50/60 Hertz Models Without Power Factor Correction Input V oltage 200 220 230 400 440 460 520 575 Input Amperes At Rated Output 129 11 7 11 2 65 58 56 49 45 Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes 175 150 150 80 70 70 60 60 Min Inpu[...]

  • Seite 22

    OM-356 Page 18 1 3-10. Placing Jumper Links And Connecting Input Power Ref. ST-801 973-A Check input voltage available at site. 1 Jumper Link Label Check label – only one is on unit. 2 Jumper Links Move jumper links to match input voltage. 3 Input And Grounding Conductors Select size and length using Sec- tion 3-9. 4 Line Disconnect Device Select[...]

  • Seite 23

    OM-356 Page 19 SECTION 4 – OPERA TION 4-1. Controls A. For 200/230/460 V olts And Non CE Units Ref. ST-183 200-A / Ref. ST -183 260-A / Ref. ST-801 972 18 . T op row of lights in upper left corner are On for SMAW . Bottom row are On for GT AW . 1 Process Control See Section 4-3. 2 Current Control See Section 4-4. 3 Output Control See Section 4-5.[...]

  • Seite 24

    OM-356 Page 20 B. For CE Units Ref. ST-191 372 / Ref. ST -191 371-A / Ref. ST-801 972 18 . T op row of lights in upper left corner are On for SMAW . Bottom row are On for GT AW . 1 Process Control See Section 4-3. 2 Current Control See Section 4-4. 3 Output Control See Section 4-5. 4 Start Mode Button See Section 4-6. 5 V oltmeter See Section 4-7 6[...]

  • Seite 25

    OM-356 Page 21 4-2. Output Selector Switch Ref. ST-191 372 1 Output Selector Switch Y Do not use AC output in damp areas, if movement is confined, or if there is dan- ger of falling. Use AC output ONL Y if required for the welding process, and then use a remote control. Y Do not change position of switch while welding or while under load. Us e swit[...]

  • Seite 26

    OM-356 Page 22 4-4. Current Control 1 Current Control Use control to select front panel or remote current control. For front panel current control, press button to toggle LED to Panel position. For remote current control, press button to toggle LED to Remote 1 4 position (see Section 3-7). NOTE: Lit LED indicates selected mode. When Output Selector[...]

  • Seite 27

    OM-356 Page 23 4-6. Start Mode 1 Start Mode For SMAW welding, press button to toggle LED to Off position. Fo r GT AW welding, use control to select Off for no HF , Lift-Arc t , HF for arc starting only , or continuous HF . See Section 4-13 for ad - justing high frequency intensity . Application: When O f f is selected, use the scratch meth- od to s[...]

  • Seite 28

    OM-356 Page 24 4-7. Meters 1 V oltmeter V oltmeter displays average voltage (to the nearest 0.1 V) at the weld output terminals. 2 Ammeter Us e meter to preset amperage. Me- ter displays average weld amper- age output of unit to nearest am- pere when welding. 1 2 4-8. Amperage Adjustment Control 1 Amperage Adjustment Control Use control to adjust a[...]

  • Seite 29

    OM-356 Page 25 4-9. Balance/DIG Control 1 Balance/DIG Control Balance Control (AC GT A W): Control changes the AC output square wave. Rotating the control towards 10 provides d e e p e r p e n e - tration. Rotating the control towards 0 provides more cleaning action of the workpiece. When the control is in the Balanced position, the wave shape prov[...]

  • Seite 30

    OM-356 Page 26 4-1 1. Postflow Time Control 1 Postflow T ime Control Use control to set length of time (0 – 50 seconds) gas flows after welding stops. It is important to set enough time to allow gas to flow un- til after the tungsten and weld puddle has cooled down. Application: Postflow is required to cool tung- sten and weld, and to prevent con[...]

  • Seite 31

    OM-356 Page 27 4-12. Setting Pulse Controls 1 On/Of f Switch Use switch to turn pulse function On and Off. 2 Background Amps Us e Background Amps control to set the low pulse of the weld am- perage, which cools the weld puddle and af fects overall heat in- put. Background Amps is set as a percentage of peak amperage. 3 Pulse Frequency A range from [...]

  • Seite 32

    OM-356 Page 28 4-13. High Frequency Control Ref. ST-801 972 Y Do not use high frequency while Shielded Metal Arc Weld- ing (SMA W) . 1 High Frequency Control For GT AW , use control to set HF intensity . Set as low as possible. Application: If HF is present at the tungsten, the control is set high enough. Arc rectification can occur when welding ab[...]

  • Seite 33

    OM-356 Page 29 4-15. Sequence Selection Switch 1 Sequence Selection Switch Switch controls Off, Start, Cra- ter , Start/Crater , 4t, and Spot functions. Place switch in de- sired position. Off – Place switch in Of f position when Sequence Selection func- tions are not desired. 1 1 (CE Nameplate Only) 4-16. Start T ime/Spot Time Control And Start [...]

  • Seite 34

    OM-356 Page 30 4-17. Crater T ime Control And Final Current Control 1 Sequence Selection Switch Place switch in Crater position. 2 Crater Time Control Use control to reduce current over a set period of time (0 – 15 seconds) at the end of the weld cycle when NOT using a remote current control. 3 Final Current Control Final current is the current t[...]

  • Seite 35

    OM-356 Page 31 4-18. Start/Crater Sequence Controls 1 Sequence Selection Switch Place switch in Start/Crater posi- tion. 2 Start T ime/Spot T ime Control Use control to select 0 – 15 sec- onds of start time. 3 Start Current Control Us e start control to select a start- ing current (3 – 400 amps) that is dif ferent from the weld current. 4 Crate[...]

  • Seite 36

    OM-356 Page 32 4-19. 4T Sequence Selection Controls 1 Start Sequence Switch – 4T Position (Specific trigger method) Press and hold torch trigger to start Preflow T ime and arc at the Start Current level. The arc will remain at the Start Current level as long as the trigger is depressed. Re- lease trigger to change to main weld current. T o end ma[...]

  • Seite 37

    OM-356 Page 33 4-20. Spot Time Control 1 Sequence Selection Switch – Spot Position Used with the (GT A W) TIG Spot process, generally with a direct cur- rent electrode negative (DCEN) set- up. 2 Start T ime/Spot T ime Control Use control to select 0 – 15 seconds of spot time. Use Amperage Adjust control (see Section 4-8) to set amperage. Applic[...]

  • Seite 38

    OM-356 Page 34 SECTION 5 – MAINTENANCE & TROUBLESHOOTING 5-1. Routine Maintenance Y Disconnect power before maintaining. 3 Months Replace Unreadable Labels Clean And T ighten W eld T erminals Repair Or Replace Cracked W eld Cables Adjust Spark Gaps Replace Cracked Parts 14-Pin Cord Gas Hose T orch Cable 6 Months Blow Out Or V acuum Inside, Du[...]

  • Seite 39

    OM-356 Page 35 5-3. Adjusting Spark Gaps Ref. ST-801 972-A Y T urn Off power before adjusting spark gaps. Open access door . 1 Tungsten End Of Point Replace point if tungsten end dis- appears; do not clean or dress tungsten. 2 Spark Gap Normal spark gap is 0.012 in (0.305 mm). If adjustment is needed, proceed as follows: 3 Adjustment Screws Loosen [...]

  • Seite 40

    OM-356 Page 36 5-4. V oltmeter/Ammeter Help Displays . Al l directions are in reference to the front of the unit. All circuitry referred to is lo- cated inside the unit. 0 Help 0 Display Indicates a short in the thermal protection cir- cuitry located on the transformer of the unit. If this display is shown, contact a Factory Au- thorized Service Ag[...]

  • Seite 41

    OM-356 Page 37 5-5. T roubleshooting NOTE: The remedies listed below are recommendations only . If these remedies do not fix the trouble with your unit, have a Factory Authorized Service Agent check unit. There are not user serviceable parts inside unit. Refer to Section 5-4 for any Help (HLP) message displayed on voltmeter/ammeter . T rouble Remed[...]

  • Seite 42

    OM-356 Page 38 T rouble Remedy Check for water in torch, and repair torch if necessary . Fan not operating. Unit equipped with Fan-On-Demand t . Fans run only when necessary . Unit equipped with circuitry to protect against overheating.[...]

  • Seite 43

    OM-356 Page 39 SECTION 6 – ELECTRICAL DIAGRAM SC-187 950-C Figure 6-1. Circuit Diagram[...]

  • Seite 44

    OM-356 Page 40 SECTION 7 – HIGH FREQUENCY 7-1. W elding Processes Requiring High Frequency high_freq 12/96 – S-0693 1 High-Frequency V oltage TIG – helps arc jump air gap between torch and workpiece and/ or stabilize the arc. 1 TIG W ork 7-2. Incorrect Installation 50 ft (15 m) S-0694 Sources of Direct High-Frequency Radiation 1 High-Frequenc[...]

  • Seite 45

    OM-356 Page 41 7-3. Correct Installation 1 High-Frequency Source (welding power source with built-in HF or separate HF unit) Ground metal machine case, work output terminal, line disconnect device, input supply , and worktable. 2 Center Point of Welding Zone Midpoint between high-frequency source and welding torch. 3 Welding Zone A circle 50 ft (15[...]

  • Seite 46

    OM-356 Page 42 SECTION 8 – P ARTS LIST ST-802 012-F . Hardware is common and not available unless listed. Figure 8-1. Main Assembly[...]

  • Seite 47

    OM-356 Page 43 Description Part No. Dia. Mkgs. Item No. Figure 8-1. Main Assembly Quantity 1 191 01 1 P ANEL, side 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 PC1 196 254 CIRCUIT CARD, interface (consisting of) 1 . . . . . . . . . . . . . . . . . .[...]

  • Seite 48

    OM-356 Page 44 Description Part No. Dia. Mkgs. Item No. Figure 8-1. Main Assembly Quantity 42 TE1 034 587 TERMIMAL ASSEMBL Y , pri 1ph 3V (consisting of) 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 083 426 TERMINAL BOARD, pri 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 49

    OM-356 Page 45 Description Part No. Dia. Mkgs. 185 196 Item No. Figure 8-2. Switch, Push Button (Fig 8-1 Item 62) Quantity S7 1 059 885 BUTTON, push reset red 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 018 606 SPRING, compression 1 . . . . . . . . . . . . . . . . . .[...]

  • Seite 50

    [...]

  • Seite 51

    Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. hobart standard 7/00 Service Y o u always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281. The expertise of the distrib[...]

  • Seite 52

    PRINTED IN USA  2000 Hobart Welding Products. 1/00 Hoba rt W elding Produc ts An I l li noi s T ool Works Company 600 West M ain S treet Troy , OH 45373 USA For Technical Assi stance: Call1-800-332-3281 For Lit erature O r Nearest D ealer: Call 1-877-Hobart 1 Model Name Serial/Style Number Purchase Date (Date which equipment was delivered to ori[...]