Hobart Welding Products 452 Welder User Manual
Contents
1. o o o ooo o o Ref S 174 975 A mee Tools Needed J SE 3 8 in Do not overtighten jumper link nuts po ese 3 8 in Ref ST 800 103 A OM 222 Page 20 3 13 Connecting Input Power Disconnectand lockout tagout in wow put power before connecting input conductors from unit Have only qualified persons make this installation See rating label on unit and check input voltage available at site GND PE Earth Ground 1 Line Disconnect Device 2 Input Conductors 3 Grounding Conductor Select size and length using Section 3 11 Conductors must comply with national state and local electrical codes If applica ble use lugs of proper amperage capacity and correct hole size 4 Strain Relief Route conductors through strain relief 5 Machine Grounding Terminal 6 Line Terminals A Make input power connections to ij the welding power source before making connections into a deener gized line disconnect device When making connections in the line disconnect device connect the Green Or Green Yellow conductor first Connect green or green yellow grounding conductor to machine grounding terminal first Then connect input conductors to line terminals Install conductors into a deenergized line dis connect device Close access door 7 Disconnect Device Supply2. 5 Signification des 57100166 cox 5 2 Dangers relatifs au soudage Jo eae EE S Ed 5 1 3 Dangers suppl mentaires en relation avec l installation le fonctionnement o asm tas ec we cade See Be NS EGER Rae Cee KE eae wee dd ne 7 1 4 Principales normes de 8 1 5 Information sur les champs lectromagn tiques 8 SEGTION2 DEFINITIONS sascha eee ie ened dbs de ut tace bie dt 9 2 1 General Precautionary 9 2 2 Input Connection Label vu poss vd SE cdita dua oc dto a 10 2 3 Elecirie Shock and AIlow Label ai vai rrr hera o eut aed 10 2 4 Nameplate Safety Symbols 10 SECTION S INSTALLATION RIZ Paes ete eee ee eS 13 uds pore alate en a Aneta melts ears eee dut S eg dett eu 13 3 2 Duty Cycle and Overheaglliq d essentiels sant 13 3 9 VOIFAMpPere oe xata a er rame 14 9 4 5 1218 a 15 3 0 LES teens es catered is 16 3 7 115 VAC Receptacle and Circuit Breakers 16 3 8 Weld Output Termina
3. 1 1 1 C 097 922 KNOB 1 ls 1 148 956 HANDLE ud uid eERRA Ru RERO REY ERE 1 1 1 cix de asus 9197808 SNUBBEH assy Dua oco d 043 812 DIGITAL METER KIT consisting of d ed PC2 178 134 CIRCUIT CARD digital meter 1 1 1 AT PLG4 11 148 439 CONNECTOR amp SOCKETS 2 2 2 PLG10 153501 CONNECTOR amp SOCKETS 1 1 1 EP 192 174 sarn STANDOFF lere dene aun d eau dada A e Standard w 60 Hz Optional w 50 Hz Part of Option 042 983 Ground Current Sensor When ordering a component originally displaying a precautionary label the label should also be ordered Optional 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 OM 222 Page 30 Item NO Dia Mkgs SR1 Par No 175 070 048 420 177 316 177317 166 667 185679 185 680 161 668 Description Quantity Figure 7 3 Rectifier Si Diode 302 Model Fig 7 1 Item 29 CAPACITOR cer disc Otuf 1000VDC
4. PLG14 115094 CONNECTOR amp SOCKETS 1 1 d MU LEN Z1 16501262 STABILIZER S eh ba edi bio 1 71 1650181 Eee tu rds 1 71 180 064 cv STABILIZER Save Er ERE RE ee a Rens 1 METEO 164717 se BUS BAR 78 2 DR re Reo coe M a dete d 12 C21 23 163906 CAPACITOR 60 and 50 2 CCP ES VS sue T2 159 042 TRANSFORMER control 50VA 24V 230 460 575 60Hz 1 1 1 HS susie T2 159041 TRANSFORMER control 50VA 24V 200 230 460 60Hz 1 T2 159 043 TRANSFORMER control 50VA 24V 50Hz d gee eaa d 14 TE1 159 244 PRIMARY BOX consisting of d eis ns s eer 501995 DIS qe eue se qs 24 24 24 OS MEN 038 887 STUD pri bd brs 10 32 x 1 375 24 24 24 TT 010913 WASHER flat 218 ID brs 24 24 24 PERPE 601835 NUT 10 32 brs 24 24 24 E 038 618 LINK jumper term bd pri 8 8 8 fee te 159 034 HOLDER fuse mintr S EE No RR Fig 7 5 PANEL rear w components se 55 F1 5156 065 FUSE crtg
5. When ordering a component originally displaying a precautionary label the label should also be ordered 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 OM 222 Page 32 Warranty Questions Call 1 877 HOBART 1 for your local Hobart distributor Service You 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 distributor and Hobart is there to help you every step of the way HOBART WARRANTY Effective January 1 2001 Equipment with a serial number preface of LB or newer This limited warranty supersedes all previous Hobart warranties and is exclusive with no other guarantees or warranties expressed or implied LIMITED WARRANTY Subject to the terms and conditions below Hobart Welding Products Troy Ohio warrants to its original retail purchaser that new Hobart equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is shipped by Hobart THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS Within the warranty periods l
6. OM 222 Page 14 DC VOLTS DC VOLTS DC VOLTS A 300 Amp Model E NR I GTAW SMAW Eee per Sh Tome 100 150 200 250 300 350 400 450 500 DC AMPERES B 450 Amp Model BC Mecum C 650 Amp Model de jedes OV 100 200 300 400 500 600 700 800 900 1000 DC AMPERES va curvel Volt ampere curves show mini mum and maximum voltage and amperage output capabilities of unit Curves of other settings fall be tween curves shown 4 95 SA 171 221 SA 171 222 SA 171 223 3 4 Selecting A Location Movement Location And Airflow INPUT SERIAL NO STOCK NO VOLTS AMPERES KW PHASE STOCK NO SERIAL NO 3 5 Dimensions And Weights 1 Lifting Eye 2 Lifting Forks Use lifting eye or lifting forks to move unit If using lifting forks extend forks beyond opposite side of unit 3 Rating Label Non CE Models Only Use rating label to determine input power needs Label located under front access door 4 Plate Label CE Models Only Label located under front access door 5 Rating Label CE Models Only Use rating label to determine input power needs Label located on rear access door see Section 2 5 6 Line Disconnect Device Locate unit near correct input pow er supply Special installation may be required where gasoline or volatile liquids are present see NEC Article 511 or CEC Section 20 4 Ho
7. 172 215 COIL pri sec 230 460 575 center amp RH 2 172214 COIL pri sec 230 460 575 LH 1 24 T1 189856 TRANSFORMER pwr main 230 460 575 consisting of 1 172221 COIL pri sec 230 460 575 center amp RH 2 E MES 172 220 pri sec 230 460 575 LH 1 24 T1 189 852 TRANSFORMER pwr main 380 400 440 consisting of 1 HED E 172 404 COIL pri sec center amp RH 2 RU SERI EE 172 405 COIL pri sec 1 OM 222 Page 27 Quantity Item Dia Part Model No Mkgs No Description 302 452 652 Figure 7 1 Main Assembly Continued Lun duis T1 189855 TRANSFORMER pwr main 380 400 440 consisting of 1 mm c 172410 COIL pri sec center amp RH 2 nix D auis deri ete ie 172 409 c COIL pisec iuridice rer rid ee RR Peta Gy deals p 1 T1 189 858 TRANSFORMER pwr main 380 400 440 consisting of 1 LORD warded Gites dubius 172 416 2 GOL pri Sec Center e RHY sb EU ES A 2 icone 172415252 CO El ase eciam RR ROV UENIRE 1 TP1 2 119581 THERMOSTAT NC Included w T1 2 2 2 m
8. Use ear protection and button shirt collar Use welding helmet with correct shade of filter Wear complete body protection 5 Become trained and read the instructions before working on the machine or welding 6 Do not remove or paint over cover the label 2 4 222 9 2 2 Input Connection Label OM 222 Page 10 S 179 290 Warning Watch Out There are possible hazards as shown by the symbols Electric shock from wiring can kill Disconnect input plug or power before working on machine Read the Owner s Manual before working on this machine Consult rating label for input power requirements and check power available at the job site they must match Read Owner s Manual and inside labels for connection points and procedures Move jumper links as shown on inside label to match voltage at job site Having a loop of extra length connect grounding conductor first Connect line input conductors as shown on inside label double check all connections jumper link positions and input voltage before applying ower 1 96 Warning Watch Out There are possible hazards as shown by the symbols Electric shock from wiring an exposed weld terminals can kill Close door before turning on unit 1 96 Warning Watch Out There are possible hazards as shown by the symbols Electric shock from welding electrode or wiring can kill
9. 6 BEAT SINK ROG uico weet bedding den 3 HEATSINK TOCE Esc atte dea qo A donata quest dius o tar enter 2 CLAMP tBVEISIOI TOOL os adero REOR m ac RORIS ZO US RU I Aa 3 THERMOSTAT NG lcs aid t bc e a ra sence cat s 1 laine I PN 1 THYRISTOR SCR 300A 300V hockey 6 5 amp SOCKET Siva 45 Site ee x na i doa 1 CLAMP thyristor rectifier 4 250 3 Hardware is common and not available unless listed Par No 188 691 188 839 192 674 048420 191989 161668 148091 166 667 158720 192673 6 ST 802 351 Figure 7 4 Rectifier SCR Main SR1 452 amp 652 Model Description Quantity Figure 7 4 Rectifier SCR Main 452 amp 652 Model Fig 7 1 Item 29 192 672 192 671 CAPACITOR cer disc 01uf 1000VDC 6 6 BAR MiO Feclllle 2 uou CLAMP thyristor rectifier 5 375 HEAT SINK rectifier snowflake 800 12 12 THYRISTOR SCR 300A 300V hockey puck 6 THYRISTOR SCR 865A 300V hockey 6 CLAMP spring thyristor rectifier 5 500 CONNECTOR amp SOCKETS Teses i THERMOSTAT rectifier THERMOS
10. diatement l appa reil Effectuer r guli rement le contr le et l entretien de l installation Maintenir soigneusement ferm s les portes et les panneaux des sources de haute fr quence maintenir les clateurs une distance correcte et utiliser une terre et et un blindage pour r duire les interf rences ventuelles LE SOUDAGE L ARC risque de provoquer des interf rences e L nergie lectromagn tique risque de provoquer des interf rences pour l quipement lectronique sensible tel que les ordinateurs et l quipement command par ordinateur tel que les robots Veiller ce que tout l quipement de la zone de soudage soit com patible lectromagn tiquement Pour r duire la possibilit d interf rence maintenir les c bles de soudage aussi courts que possible les grouper et les poser aussi bas que possible ex par terre Veiller souder une distance de 100 m tres de tout quipement lectronique sensible Veiller ce que ce poste de soudage soit pos et mis la terre conform ment ce mode d emploi En cas d interf rences apr s avoir pris les mesures pr c dentes il incombe l utilisateur de prendre des mesures suppl mentaires tel les que le d placement du poste l utilisation de c bles blind s l uti lisation de filtres de ligne ou la pose de protecteurs dans la zone de travail LES CHAMPS MAGN TIQUES peuvent affecter les stimulateurs cardiaques e Porteurs de sti
11. 2 SIRE AL ALA SS ae M cus AAAA AKAN AAA A A 37 NE RC4 1 gt FF lt RC10 1 RC13 RC6 Sosi ODD 55 SD agus ee p DU 2 rep PLEI PLES cere See ge g g g RC4 4 gt gt 2 K 10 5 aupyvoit 7 RO4 522 39 r 8011 2 32V 4 8 gt gt RC11 8 BOARD BAK 4 6 PC1 4 6 gt gt lt lt RC11 9 RC10 PLG10 m lt RC3 16 RC1 VETE lt 265_10 gt gt 2 lt lt 10 2 l 32V lt RC3 15 RC5 PLG5 B AW 43 lt RES _ RCS a m N N 09 RED lt lt 4 d d A d 9 3 88 EEE E Y iE VV ONE CAI MS V B 51 57 96 54 59 4 ze 77 61 87 ALU lt c m 1 4 No ESL sms J rh i xA 7 FROM REAR OF SWITCH P wu 45 IN CC SMAW POSITION T i Bry ebb in 43 n lt lt lt 42 R2 OUTPUT ONE POSITON CLOCKWISE S E RES REMOTE 3 5 PLG2 o 5 GS 302 USES 55 ONLY 2 lt 2 CW ONTR L m POWER 5 OFF ARC FORCE ON OFF 7 RM 700 CONTROL 4 PLG7 eV 7 1 PLG7 lt lt ON RC7 RC7 2 e oq PLIS TRANS TP3 BR GR SIL S2 107 PLAN o 1 11 ALU 2 76 77 47 48 c6 13 14 ene e bs OPTIO
12. Consumables Options and Accessories Personal Safety Equipment Service and Repair Replacement Parts Training Schools Videos Books Technical Manuals Servicing Information and Parts Circuit Diagrams Welding Process Handbooks File a claim for loss or damage during shipment 2002 Hobart Welding Products 1 02 Hobart Welding Products An Illinois Tool Works Company 600 West Main Street Troy OH 45373 USA For Technical Assistance Call1 800 332 3281 For Literature Or Nearest Dealer Call 1 877 Hobart1 WELDING PRODUCTS
13. Sparks from arcing electrode can cause explosion or fire disconnect cable for process not in use Read Owner s Manual for connection procedures Electric shock from wiring can kill Disconnect input power before working on unit or making terminal strip connections Nameplate D 179 389 2 5 Manufacturer s Rating Labels For CE Products EN 60974 1 60974 1 15A 11V 375A 25V CRETE CREE 15A 20V 375A 35V 100 CRETE CE 20A 11V 565A 32 6V ma 32 6V 28V 20A 20V 565A 42 6V ma 42 6V 38V 100 54A 42A 51A 40A 3 8A 3A 28 5kVA 23 2kVA 17 9kVA z 66A 63A 57A 47A 36A 43 5KVA 35 5 27 4kVA S 174 340 50A 12V 815A 34V UR 60 100 50A 20V 815A 44V 3 A 94A 90A 82A Match label to one on unit See Section 3 4 75A 71A 58A 55A 65A 50A 5 174 341 OM 222 Page 11 2 6 Symbols And Definitions Note IE Some symbols are found only on CE products Amperage Control gt pon Tungsten Arc Shielded Metal Arc SU elding GTAW Welding SMAW Direct Current Rated No Load Conventional Load Voltage Average Primary Voltage Voltage Line Connection Transformer Rectifier Primary Current Curreni Rated Welding _ Three Phase 2 Degree Of Protection 3 ON Three Phase Work Connection Electrode Wire Feeder AN Connection OM 222 Page 12 SECTION 3 INSTALLATION 3
14. de soudage g n re des rayons visibles et invisibles intenses ultraviolets et infrarouges susceptibles de provoquer des br lures dans les yeux et sur la peau Des tincelles sont projet es pendant le soudage Porter un casque de soudage muni d un cran de filtre appropri pour prot ger votre visage et vos yeux pendant le soudage ou pour regar der voir ANSI Z49 1 et Z87 1 num r dans les normes de s curit Porter des protections approuv s pour les oreilles si le niveau sondre est trop lev Utiliser des crans ou des barri res pour prot ger des tiers de l clair et de l blouissement demander aux autres personnes de ne pas re garder l arc Porter des v tements de protection constitu dans une mati re dura ble r sistant au feu cuir ou laine et une protection des pieds LE SOUDAGE peut provoquer un incendie ou une explosion Le soudage effectu sur des conteneurs ferm s tels que des r servoirs tambours ou des conduites peut provoquer leur clatement Des tincelles peuvent tre projet es de l arc de soudure La projection d tincel les des pi ces chaudes et des quipements chauds peut provoquer des incendies et des br lures Le contact accidentel de l lectrode avec des objets m talliques peut provoquer des tincelles une explosion un surchauffement ou un incendie Avant de commencer le soudage v rifier et s assurer que l endroit ne pr sente pas de danger ea Se pr
15. 0W 200 ohm OF has Edad 13 NEG 181 246 TERMINAL pwr output black 1 1524 71 cvs hib es tetti ise 174939 PLATE control lower 1 ls ess d ur 162891 LABEL warning electric shock 1 ls ess d 172587 COVER Stud o tpul T as Waa d els ed ee 160 999x CLIP SOIN ser moea ete CS ERES D usse acea sd has Sons asses 601 935 zs NUT 0592 DES ase ride eons D unie dre d EE EEE 010913 WASHER flat 218 ID x 460 OD x 031thk brs 1 159863 2 ELECTRONICS BOX S dee vns 1 d cess mp c cm 038 887 STUD pri bd brs 10 32 x 1 375 T oss dus 23 51 3 4 011 609 SWITCH tgl SPDT 15A 125VAC D ande owes 92 24 R1 2 035897 POTENTIOMETER CP std slot 1 T 2W 1K ohm ws NAMEPLATE order model and serial number ds bs TELLE 52 159039 SWITCH rocker SPDT 15A 125VAC CPP PLG2 185 626 CONNECTOR body 56 series 1 1 1 bob viden PEZ 199 922 s EED VellOW tis icis ded diee dietas 1 1 1 o 159036 LENS LED clear sioe a ecd icc vci 1 1 1 097 924 KNOB pointer
16. 1 Specifications Rated Maximum Amperes Input at Rated Load Output 50 or 60 Hz Model Weldin Amp Open IP Three Phase Range DC Circuit Rating x ad Voltage DC 200V 230V 380V 400V 440V 460V 575V KVA KW 300 A 300 32 Volts 15 395 72 21M 70 61 35 33 31 31 25 24 5 13 8 Amp DC 60 70 4 0 3 6 1 1 bl 1 0 go 1 5 1 3 0 67 Duty Cycle 450 A 450 38 Volts 20 590 72 21M 102 89 54 51 47 45 36 89 9 23 3 DC 60 70 35 3 1 1 5 1 4 1 2 1 5 1 2 1 2 0 51 Duty Cycle 650 A 650 44 Volts 72 124 15 71 65 62 50 49 4 36 Amp DC 60 20 80 70 21 52 az 1 6 15 26 24 24 058 Duty Cycle While idling Indicates specification differences for CE models 3 2 Duty Cycle And Overheating Duty Cycle is percentage of 10 min RATED OUTPUT utes that unit can weld at rated load E JM 3g dg x without overheating BERRE If unit overheats thermostat s opens output stops and cooling fan runs Wait fifteen minutes for unit to cool Reduce amperage or duty cycle before welding Exceeding duty cycle can damage unit and void warranty 40 50 60 70 80 90 100 4 DUTY CYCLE Example 60 Duty Cycle 6 Minutes Welding 4 Minutes Resting Overheating P RN 0 A pa S X R 15 gt C A OR Reduce Duty Cycle duty1 4 95 Ref SA 168 919 Minutes OM 222 Page 13 3 3 Volt Ampere Curves
17. 1 1 0 2 0 3 0 4 0 4 0 250 2 1 1 0 2 0 3 0 4 0 2 2 0 2 2 0 300 1 1 0 2 0 3 0 4 0 2 2 0 2 3 0 2 3 0 350 1 0 2 0 3 0 4 0 2 2 0 2 3 0 2 3 0 2 4 0 400 1 0 2 0 3 0 4 0 2 2 0 2 3 0 2 4 0 2 4 0 Electrode Work 500 2 0 3 0 4 0 2 2 0 2 3 0 2 4 0 3 3 0 3 3 0 600 3 0 4 0 2 2 0 2 30 2 40 330 3 40 3 40 700 4 0 2 2 0 2 3 0 2 4 0 3 3 0 3 4 0 3 4 0 4 4 0 800 4 0 2 2 0 2 3 0 2 4 0 3 4 0 3 4 0 4 4 0 4 4 0 Weld cable size AWG is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere S 0007 D 3 9 Remote 14 Receptacle Information Socket Information a OUTPUT A 24 volts ac Protected by circuit breaker CB2 CONTACTOR B Contact closure to A completes 24 volts ac contactor control circuit C Command reference 0 to 10 volts dc REMOTE OUTPUT CONTROL D Remote control circuit common E 0 to 10 volts dc input command signal from remote control Current feedback 1 volt per 100 amperes AMPERAGE 5 VOLTAGE H Voltage feedback 1 volt per 10 arc volts OUTPUT 115 volts 15 amperes 60 Hz ac Protected by circuit breaker 1 115 VOLTS AC CONTACTOR J Contact closure to completes 115 volts ac contactor control circuit GND K Chassis common G Circuit common for 24 and 115 volts ac circuits REMOTE POWER ON OFF To remote On Off switch REMOTE VOLTAGE SENSING Voltage sensing signal from Negative weld output terminal Voltage sensing si
18. 2 2222 6 RC9 604 176 RECEPTACLE str dx grd 2P3W 15 125 i er hice 163855 CONNECTOR CAPACITOR w leads consisting of sacer ddl duit RC8 143976 CONNECTOR amp SOCKETS consisting of 1 1 1 IT PTS 079 534 CONNECTOR circ skt push in 14 18ga 14 14 14 IT RR C3 163 869 2 4 LEAD ASSEMBLY 1 sux stie ten ele damage dose luxu l C6 163 861 LEAD ASSEMBLY elect 1 1 1 EET E TO C13 163858 LEAD ASSEMBLY elect 1 1 1 rt C14 163 857 LEAD ASSEMBLY elect ouem dg 1 aa PANELE MONU bct RR Ze uad aem d ST 800 876 D Figure 7 2 Panel Front w Components 452 Model Illustrated OM 222 Page 29 Quantity Item Dia Part Model No Mkgs No Description 302 452 652 Figure 7 2 Panel Front w Components Fig 7 1 Item 28 Continued 9 POS 181245 TERMINAL pwr output 10 C4 5 128 750 CAPACITOR cer disc 1uf 500VDC 161 303 SPRING cprsn 600 OD x 072 wire x 1 500 lg J ai aaa 9 12 R4 5 136 076 RESISTOR WW fxd 3
19. 5A 600V time delay sod cios W 160 760 CONTACTOR def prp 40 24VAC 1 PE OES Wasser 160 793 CONTACTOR def prp 60 24VAC 1 2x20 s W 160 794 CONTACTOR def prp 75 24V 1 21 CR4 140 750 SWITCH reed p PE 134 464 LABEL warning general precautionary E cu eu A 22 s EE 169 599 BASE odes de de Eve densities S cct me durs 1 SAG uL I TG V RE 24 T1 189 850 TRANSFORMER pwr main 200 230 460 consisting of 1 Questa ade MU 165 234 COIL pri sec 200 230 460 center amp RH 2 165 235 COIL pri sec 200 230 460 LH 1 24 T1 189851 TRANSFORMER pwr main 230 460 575 consisting of 1 na s be Da 172 209 COIL pri sec 230 460 575 center amp RH 2 B PNE 172 208 COIL pri sec 230 460 575 LH 1 24 T1 189 853 TRANSFORMER pwr main 200 230 460 consisting of 1 m S 165 232 COIL pri sec 200 230 460 center amp RH 2 Po HP area 165 233 COIL pri sec 200 230 460 LH 1 24 T1 189854 TRANSFORMER pwr main 230 460 575 consisting of 1
20. 7 75 71 65 Max Recommended Standard Fuse Rating In Amperes 1 Time Delay 2 40 40 35 60 60 50 90 80 80 Normal Operating 3 60 50 50 80 80 70 125 110 100 Min Input Conductor Size In AWG Kcmil 10 10 10 8 8 8 6 6 6 Max Recommended Input Conductor Length 243 269 326 218 241 292 219 242 293 In Feet Meters 74 82 99 66 73 89 67 74 89 Min Grounding Conductor Size In AWG Kcmil 10 10 10 8 8 8 6 6 8 Reference 1999 National Electrical Code NEC 1 Consult factory for circuit breaker applications 2 Time Delay fuses UL class 5 3 Normal Operating general purpose no intentional delay fuses are UL class K5 up to and including 60 amp and UL class H 65 amp and above OM 222 Page 19 3 12 Placing Jumper Links Disconnectand lockout tag out input power before installing or moving jumper links Check input voltage available at site 1 JumperLink Label Check label only one is on unit 2 Jumper Links Move jumper links to match input voltage Close access door or go on to Section 3 13 200 VOLTS 230 VOLTS 460 VOLTS cim AAAA Alo ofA RAR Ref 5 174 976 230 VOLTS 460 VOLTS 575 VOLTS fimo offic o o oo ofi Ref S 174 973 A 380 VOLTS 400 VOLTS 440 VOLTS
21. CSA Standard W117 2 from Canadian Standards Association Standards Sales 178 Rexdale Boulevard Rexdale Ontario Canada M9W 1R3 Safe Practices For Occupation And Educational Eye And Face Protection ANSI Standard Z87 1 from American National Standards Institute 1430 Broadway New York NY 10018 Cutting And Welding Processes NFPA Standard 51B from National Fire Protection Association Batterymarch Park Quincy MA 02269 OM 222 Page 3 1 5 EMF Information Considerations About Welding And The Effects Of Low Frequency Electric And Magnetic Fields Welding 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 of research a special blue ribbon committee of the National Research Council concluded that The body of evidence in the committees judgment has not demonstrated that exposure to power frequency electric and magnetic fields is a human health hazard However studies are still going forth and evidence continues to be examined Until the final conclusions of the research are reached you may wish to minimize your exposure to electromagnetic fields when welding or cutting To reduce magnetic fields in the workplace use the following procedures OM 222 Page 4 1 Keepcables close together by twisting or taping them 2 Arrange cables to one side and away from the operato
22. IMPORTANT Grounding Terminal 6 3Y 8 Disconnect Device Line Terminals t Contact Make connections 2d Inthe deenergized line disconnect to machine first and NET ETT S device connect green or green supply last yellow grounding conductor to supply grounding terminal first never to a line terminal Be sure grounding conductor goes to an earth ground 3 Connect input conductors to line termi nals 9 Overcurrent Protection 1 0 LLLI per Select type and size using Section 3 11 GND PE Connect Green Or Green Yellow fused disconnect switch shown Y GND PE Conductor First Close door on line disconnect device 10 Reed Switch Ground Current Sensor Optional If unit is equipped with optional ground cur rent sensor route grounding conductor Tools Needed through reed switch two times and con 3 3 8 in nect to ground terminal 38in Close access door ST 800 103 B Ref ST 801 116 OM 222 Page 21 SECTION 4 OPERATION 4 1 DO NOT SWITCH UNDER LOAD OR WITH OUTPUT ON OUTPU 1 Polarity Selector Switch Optional On 50 Hz Models To change polarity on models not equipped with a Polarity Selector switch reverse work and electrode cables at the weld output termi nals see Section 3 8 A Turn Off Power before reversing cables 2 Arc Force Dig Control Control increases SMAW short circuit amper age which allows the operator to use a ve
23. NAL 50 HZ ONLY a LEAD 3 CONNECTS TO ON OFF W CONTACTOR WHEN GROUND CURRENT SENSE OPTION IS NOT USED 13 4 10 RCB KB J B D E C F H ircuit Diagram Figure 6 1 C OM 222 Page 25 SECTION 7 PARTS LIST Hardware is common and not available unless listed 77 x ST 800 875 E Figure 7 1 Main Assembly 452 Model Illustrated OM 222 Page 26 Quantity Item Dia Part Model No Mkgs No Description 302 452 652 Figure 7 1 Main Assembly PPM 1 9 490 x PANEL SIde 22288 ie tee a tre tides 2 179 492 PANEL Side tent dat das 222 a eu te paite 179429 COVER TOD usado epe tna tne UPS SE XS ted ERE 1 RO sense 179431 s COVER OD baute tite Sea t teme wes Tesa 1 EE 164699 4 BAFFLE seen ane menue Up 2 re 52 1687008 As PPM 2 a HERE 162 816 CHANNEL us ttn Rp IRE er 4 4 4 Mr 162820 BAR CM ET a D 162 090 s BIET SEE site addet een tici main mue tit De 177 279 GASKET lift E pc 604 536 SCREW 312 18 x 1 75 hexhd pln gr 5 2 eu sum To P 173 605 2 BRACKET mta LEM a bem oe reed ie 10 168 829 TRANSDUCER current 300A module
24. National Fire Protection Association Batterymarch Park Quincy MA 02269 1 5 Information sur les champs lectromagn tiques Donn es sur le soudage lectrique et sur les effets pour l organisme des champs magn tiques basse fr quence Le courant de soudage pendant son passage dans les c bles de sou dage causera des champs lectromagn tiques Il y a eu et il y a encore un certain souci propos de tels champs Cependant apr s avoir ex amin plus de 500 tudes qui ont t faites pendant une p riode de recherche de 17 ans un comit sp cial ruban bleu du National Re search Council a conclu L accumulation de preuves suivant le jugement du comit n a pas d montr que l exposition aux champs magn tiques et champs lectriques haute fr quence repr sente un risque la sant humaine Toutefois des tudes sont toujours en cours et les preuves continuent tre examin es En attendant que les con clusions finales de la recherche soient tablies il vous serait souhaitable de r duire votre exposition aux champs lectromagn ti ques pendant le soudage ou le coupage OM 222 Page 8 Afin de r duire les champs lectromagn tiques dans l environnement de travail respecter les consignes suivantes 1 Garder les cables ensembles en les torsadant ou en les attachant avec du ruban adh sif 2 Mettre tous les c bles du c t oppos de l op rateur 3 Ne pas courber pas et ne pas entourer pas les c ble
25. OM 222 164 850T January 2002 Processes TIG GTAW Welding en WELDING PRODUCTS E Stick SMAW Welding Flux Cored FCAW Welding Air Plasma Cutting and Gouging Air Carbon Arc CAC A Cutting and Gouging Description Arc Welding Power Source Cyber Arc 302 452 And 652 Models OWNER S MANUAL From Hobart to You Thank you and congratulations on choosing Hobart Now you can get the job done and get it done right We know you don t have time to do it any other way This Owner s Manual is designed to help you get the most out of your Hobart products Please take time to read the Safety precautions They will help you protect yourself against potential hazards on the worksite We ve made installation and operation quick and easy With Hobart you can count on years REGISTERED QUALITY SYSTEM of reliable service with proper maintenance And if for some reason the unit needs repair there s a Troubleshooting section that will help you figure out what the problem is The parts WARRANTY list will then help you to decide the exact part Working as hard as you do every power source Hobart is registered to the you may need to fix the problem Warranty and A from Hobart is backed by Quality System Service information for your particular model the best warranty in the business are also provided Hobart offers a Technical Manual which provides more detailed serv
26. TAT d 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 OM 222 Page 31 Item Dia Part NO Mkgs NO Description Quantity Figure 7 5 Panel Rear w Components Fig 7 1 Item 18 mE MVP 173283 CHAMBER plenum 14 in 1 Ru ic EE 180 165 BLADE fan 14 in 3wg 23deg 375 bore CCW 1 Wc MP 162807 dau sco san pta edita dre Sea hee wed 1 ERES 169 543 MINGE door nd ee dns rue 2 UE PPP 27162918 DOOR access primoaly x5 x dome ex tonte 1 TD a did ered ote oS 168 384 LABEL warning electric 1 602 177 SCREW set 250 20 x 250knript sch stl 2 Ni boe 124274 BRACKET mtg fan 1 9 B3 xoa 097 459 RESISTOR WW fxd 375W 20 ohm 1 FM 116 190 MOTOR 1 12HP 230V 1550RPM 50 60Hz 1 5A 1 din ct aie sich oe E E 010 467 CONNECTOR clamp cable 1 250 1 Hardware is common not available unless listed ST 800 707 A Figure 7 5 Panel Rear w Components
27. TP4 5 168891 THERMOSTAT NC Included w T1 2 2 2 PLG13 189873 CONNECTOR amp PINS 1 1 1 PLG6 168847 CONNECTOR amp 5 5 1 1 1 RC6 168 845 CONNECTOR amp PINS 1 1 d MC 161294 BRACKET mtg rectifier 2206 A Fig 7 2 PANEL front lx sas A 29 SR1 175070 RECTIFIER si diode Fig 7 3 1 29 SR1 192672 RECTIFIER SCR main Fig 7 4 1 29 SR1 192671 RECTIFIER SCR main Fig 7 4 1 ee ey PLG7 152249 CONNECTOR amp PINS 1 1 1 Re RC7 168846 CONNECTOR amp SOCKETS d 1 d nue 010 467 CONNECTOR clamp cable 1 250 1 1 1 When ordering a component originally displaying a precautionary label the label should also be ordered Recommended Spare Parts Part of Option 042 983 Ground Current Sensor 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 distribu
28. Y HOBART Some states in the U S A do not allow limitations of how long an implied warranty lasts or the exclusion of incidental indirect special or consequential damages so the above limitation or exclusion may not apply to you This warranty provides specific legal rights and other rights may be available but may vary from state to state In Canada legislation in some provinces provides for certain additional warranties or remedies other than as stated herein and to the extent that they may not be waived the limitations and exclusions set out above may not apply This Limited Warranty provides specific legal rights and other rights may be available but may vary from province to province WELDERS hobart standard 10 01 Owner s Record Please complete and retain with your personal records Model Name Purchase Date Distributor Address City State Serial Style Number Date which equipment was delivered to original customer Resources Available Always provide Model Name and Serial Style Number To locate a Distributor retail or service location Call 1 877 Hobart1 or visit our website at www HobartWelders com For technical assistance Call 1 800 332 3281 Contact the Delivering Carrier for For assistance in filing or settling claims contact your distributor and or equipment manufacturers Transportation Department PRINTED IN USA Contact your Distributor for Welding Supplies and
29. air or replace damaged parts at once Maintain unit according to manual Wear a safety harness if working above floor level Keep all panels and covers securely in place Clamp work cable with good metal to metal contact to workpiece or worktable as near the weld as practical e Insulate work clamp when not connected to workpiece to prevent contact with any metal object e Do not connect more than one electrode or work cable to any single weld output terminal SIGNIFICANT DC VOLTAGE exists after removal of input power on inverters e Turn Off inverter disconnect input power and discharge input capacitors according to instructions in Maintenance Section before touching any parts FUMES AND GASES can be hazardous Welding produces fumes and gases Breathing these fumes and gases can be hazardous to your health Keep your head out of the fumes Do not breathe the fumes If inside ventilate the area and or use exhaust at the arc to remove welding fumes and gases If ventilation is poor use an approved air supplied respirator Read the Material Safety Data Sheets MSDSs and the manufacturers instructions for metals consumables coatings cleaners and degreasers e Work in a confined space only if it is well ventilated or while wearing an air supplied respirator Always have a trained watch person nearby Welding fumes and gases can displace air and lower the oxygen level causing injury or death Be sure the breath i
30. e not safety related 1 2 Arc Welding Hazards The symbols shown below are used throughout this manual to call attention to and identify possible hazards When you see the symbol watch out and follow the related instructions to avoid the hazard The safety information given below is only a summary of the more complete safety information found in the Safety Standards listed in Section 1 4 Read and follow all Safety Standards Only qualified persons should install operate maintain and repair this unit During operation keep everybody especially children away Lr ELECTRIC SHOCK can kill Touching live electrical parts can cause fatal shocks or severe burns The electrode and work circuit is electrically live whenever the output is on The input power circuit and machine internal circuits are also live when power is on In semiautomatic or automatic wire welding the wire wire reel drive roll housing and all metal parts touching the welding wire are electrically live Incorrectly installed or improperly grounded equipment is a hazard e Do not touch live electrical parts e Wear dry hole free insulating gloves and body protection e Insulate yourself from work and ground using dry insulating mats or covers big enough to prevent any physical contact with the work or ground e Do not use AC output in damp areas if movement is confined or if there is a danger of falling Use AC output ONLY if required fo
31. ec la barrette de terre avant de manipuler des cartes ou des pi ces e Utiliser des pochettes et des bo tes antistatiques pour stocker d placer ou exp dier des cartes de circuits imprimes DES ORGANES MOBILES peuvent provoquer des blessures e Ne pas s approcher des organes mobiles e Ne pas s approcher des points de coincement tels que des rouleaux de commande LES FILS DE SOUDAGE peuvent provoquer des blessures e Ne pas appuyer sur la gachette avant d en avoir recu l instruction e Ne pas diriger le pistolet vers soi d autres person nes ou toute pi ce m canique en engageant le fil de soudage DES ORGANES MOBILES peuvent provoquer des blessures e Rester l cart des organes mobiles comme le ventilateur e Maintenir ferm s et fixement en place les portes panneaux recouvrements et dispositifs de protection LE RAYONNEMENT HAUTE FR QUENCE risque de provoquer des interf rences e Lerayonnement haute frequence peut provoquer des interf rences avec les quipements de ra dio navigation et de communication les services de s curit et les ordinateurs Demander seulement des personnes qualifi es familiaris es avec des quipements lectroniques de faire fonctionner l installa tion L utilisateur est tenu de faire corriger rapidement par un lectricien qualifi les interf rences r sultant de l installation Si le FCC signale des interf rences arr ter imm
32. ectrode to metal objects can cause sparks explosion overheating or fire Check and be sure the area is safe before doing any welding e Protect yourself and others from flying sparks and hot metal e Do not weld where flying sparks can strike flammable material e Remove all flammables within 35 ft 10 7 m of the welding arc If this is not possible tightly cover them with approved covers e Be alert that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Watch for fire and keep a fire extinguisher nearby Be aware that welding on a ceiling floor bulkhead or partition can cause fire on the hidden side e Do not weld on closed containers such as tanks drums or pipes unless they are properly prepared according to AWS F4 1 see Safety Standards e Connect work cable to the work as close to the welding area as practical to prevent welding current from traveling long possibly unknown paths and causing electric shock and fire hazards Do not use welder to thaw frozen pipes Remove stick electrode from holder or cut off welding wire at contact tip when not in use e Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap e Remove any combustibles such as a butane lighter or matches from your person before doing any welding a FLYING METAL can injure eyes e Welding chipping wire brushing and gr
33. ed wrist strap BEFORE handling boards or parts e Use proper static proof bags and boxes to store move or ship PC boards 2 em MOVING PARTS can cause injury e Keep away from moving parts e Keep away from pinch points such as drive rolls WELDING WIRE can cause injury e Do not press gun trigger until instructed to do SO e Do not point gun toward any part of the body other people or any metal when threading welding wire 3 1 4 Principal Safety Standards Safety in Welding and Cutting ANSI Standard 249 1 from American Welding Society 550 N W LeJeune Rd Miami FL 33126 Safety and Health Standards OSHA 29 CFR 1910 from Superinten dent of Documents U S Government Printing Office Washington D C 20402 Recommended Safe Practices for the Preparation for Welding and Cut ting of Containers That Have Held Hazardous Substances American Welding Society Standard AWS F4 1 from American Welding Society 550 N W LeJeune Rd Miami FL 33126 National Electrical Code NFPA Standard 70 from National Fire Protec tion Association Batterymarch Park Quincy MA 02269 MOVING PARTS can cause injury e Keep away from moving parts such as fans e Keep all doors panels covers and guards closed and securely in place H F RADIATION can cause interference e High frequency H F can interfere with radio navigation safety services computers and communications equipment e Have
34. eille Lire et suivre les instructions concernant les bouteilles de gaz com prim les quipements associ s et les publications P 1 CGA nu m r es dans les normes de s curit 1 3 Dangers suppl mentaires en relation avec l installation le fonctionnement et la maintenance Risque D INCENDIE OU 761 D EXPLOSION e Ne pas placer l appareil sur au dessus ou proxi mit de surfaces infllammables Ne pas installer l appareil proximit de produits inflammables e Ne pas surcharger l installation lectrique s assurer que l alimen tation est correctement dimensionn et prot g avant de mettre l appareil en service LA CHUTE DE L APPAREIL peut blesser e Utiliser l anneau de levage uniquement pour sou lever l appareil NON PAS les chariot les bouteil les de gaz ou tout autre accessoire e Utiliser un engin d une capacit appropri e pour soulever l appareil e En utilisant des fourches de levage pour d placer l unit s assurer que les fourches sont suffisamment longues pour d passer du c t oppos de l appareil L EMPLOI EXCESSIF peut SURCHAUFFER L EQUIPEMENT e Pr voir une p riode de refroidissement respec ter le cycle op ratoire nominal e R duire le courant ou le cycle op ratoire avant de recommancer le soudage pas obstruer les passages d air du poste LES CHARGES ELECTROSTATI QUES peuvent endommager les circuits imprim s e tablir la connexion av
35. ement les enfants RN e UN CHOC LECTRIQUE peut tuer ne Un simple contact avec des pi ces lectriques peut provoquer une lectrocution ou des blessures graves L lectrode et le circuit de soudage sont sous tension d s que l appareil est sur ON Le circuit d entr e et les circuits internes de l appareil sont galement sous tension ce moment l En soudage semi automatique ou automatique le fil le d vidoir le logement des galets d entrainement et les pi ces m talliques en contact avec le fil de soudage sont sous tension Des mat riels mal install s ou mal mis la terre pr sentent un danger e Ne jamais toucher les pi ces lectriques sous tension e Porter des gants et des v tements de protection secs ne comportant pas de trous e S isoler de la pi ce et de la terre au moyen de tapis ou d autres moyens isolants suffisamment grands pour emp cher le contact phy sique ventuel avec la pi ce ou la terre e Ne pas se servir de source lectrique acourant lectrique dans les zones humides dans les endroits confin s ou l ou on risque de tomber e Se servir d une source lectrique acourant lectrique UNIQUEMENT si le proc d de soudage le demande e GSil utilisation d une source lectrique acourant lectrique s av re n ces saire se servir de la fonction de t l commande si l appareil en est quip e Couper l alimentation ou arr ter le moteur avant de proc der l instal lation la
36. gnal from Positive weld output terminal Not Used OM 222 Page 17 3 10 Connecting Remote Control 9 1 Remote 14 Receptacle RC8 EU Connect remote control to RC8 Ref ST 800 101 D OM 222 Page 18 3 11 Electrical Service Guide 60 Hertz Models 300 Amp Model 450 Amp Model 650 Amp Model Input Voltage 200 230 460 575 200 230 460 575 230 460 575 Input Amperes At Rated Output 70 61 31 25 102 89 45 36 124 62 50 Max Recommended Standard Fuse Rating In Amperes 1 Time Delay 2 80 70 35 30 125 110 50 45 150 70 60 Normal Operating 3 110 90 45 35 150 125 70 50 175 90 70 Min Input Conductor Size In AWG 6 8 10 12 4 4 8 10 3 8 8 Kcmil Max Recommended Input Conductor 149 131 356 342 136 180 319 335 144 210 328 Length In Feet Meters 45 40 108 104 41 55 97 102 44 64 100 Min Grounding Conductor Size In AWG Kcmil 6 8 10 12 6 6 8 10 6 8 8 Reference 1999 National Electrical Code NEC 1 Consult factory for circuit breaker applications 2 Time Delay fuses are UL class RK5 3 Normal Operating general purpose no intentional delay fuses are UL class K5 up to and including 60 amp and UL class H 65 amp and above 50 Hertz Models 300 Amp Model 450 Amp Model 650 Amp Model Input Voltage 380 400 440 380 400 440 380 400 440 Input Amperes At Rated Output 35 33 31 54 51 4
37. i s aux CHOCS ELECTRIQUES aux PIECES EN MOUVEMENT et aux PIECES CHAUDES Reportez vous aux symboles et aux directives ci dessous afin de connaitre les mesures prendre pour viter tout danger e N utiliser qu un mat riel en bon tat R parer ou remplacer sur le champ les pi ces endommag es Entretenir l appareil conform ment ce manuel e Porter un harnais de s curit quand on travaille en hauteur e Maintenir solidement en place tous les panneaux et capots e Fixer le cable de retour de fa on obtenir bon contact m tal m tal avec la pi ce souder ou la table de travail le plus pr s possible de la soudure e isoler la pince de masse quand pas mis la pi ce pour viter le contact avec tout objet m tallique Il y a DU COURANT CONTINU IMPORTANT dans les convertisseurs apres la suppression de l alimenta tion lectrique e Arr ter les convertisseurs d brancher le courant lectrique et d charger les condensateurs d alimentation selon les instructions indiqu es dans la partie entretien avant de toucher les pi ces LES FUM ES ET LES GAZ peuvent tre dangereux Le soudage g n re des fum es et des gaz Leur inhalation peut tre dangereux pour votre sant e Eloigner votre t te des fum es Ne pas respirer les fum es e l int rieur ventiler la zone et ou utiliser un chappement au niveau de l arc pour l vacuation des fum es et des gaz de soudage e Si la ventilation est ins
38. ice and parts information for your unit To obtain a Technical Hobart Welders manufactures a full line of welders and welding related equipment COMETS distributor Your distributor For information on other quality Hobart products contact your local Hobart can also supply you with distributor to receive the latest full line catalo individual log sh Sear G g or individual catalog sheets such as SMAW GTAW To locate your nearest distributor or service agency call 1 877 Hobart1 GMAW GMAW F WELDING PRODUCTS The following terms are used interchangeably throughout this manual TIG GTAW Stick SMAW WARNING This product when used for welding or cutting produces fumes or gases which contain chemicals known to the State of California to cause birth defects and in some cases cancer California Health amp Safety Code Section 25249 5 et seq TABLE OF CONTENTS SECTION 1 SAFETY PRECAUTIONS 1 151 FSV MDOlWSAGS A 1 12 ALC Welding Hazards vd Baek nd hahaha a dada ales 1 1 3 Additional Symbols for Installation Operation and Maintenance 3 1 4 Principal Safety Standards 3 Vitec rere oe eode dE sd hed ee 4 SECTION 1 CONSIGNES DE SECURITE
39. inding cause sparks and flying metal As welds cool they can throw off slag e Wear approved safety glasses with side shields even under your welding helmet OM 222 Page 2 BUILDUP OF GAS can injure or kill e Shut off shielding gas supply when not in use e Always ventilate confined spaces or use approved air supplied respirator HOT PARTS can cause severe burns e Do not touch hot parts bare handed e Allow cooling period before working on gun or torch MAGNETIC FIELDS can affect pacemakers e Pacemaker wearers keep away Wearers should consult their doctor before going near arc welding gouging or spot welding operations NOISE can damage hearing Noise from some processes or equipment can damage hearing e Wear approved ear protection if noise level is high CYLINDERS can explode if damaged Shielding gas cylinders contain gas under high pressure If damaged a cylinder can explode Since gas cylinders are normally part of the welding process be sure to treat them carefully Protect compressed gas cylinders from excessive heat mechani cal shocks slag open flames sparks and arcs Install cylinders in an upright position by securing to a stationary support or cylinder rack to prevent falling or tipping Keep cylinders away from any welding or other electrical circuits Never drape a welding torch over a gas cylinder Never allow a welding electrode to touch any cylinder Never we
40. ise en mat riau lourd des pantalons sans re vers des chaussures hautes et un couvre chef Avant de souder retirer toute substance combustible de vos poches telles qu un allumeur au butane ou des allumettes DES PARTICULES VOLANTES peuvent blesser les yeux e Le soudage l caillement le passage de la pi ce la brosse en fil de fer et le meulage g n rent des tincelles et des particules m talliques vo lantes Pendant la p riode de refroidissement des soudures elles ris quent de projeter du laitier e Porter des lunettes de s curit avec crans lat raux ou un cran facial OM 222 Page 6 LES ACCUMULATIONS DE GAZ ris quent de provoquer des blessures ou m me la mort e Fermer l alimentation du gaz protecteur en cas de non utilisation Veiller toujours bien a rer les espaces confin s ou se servir d un respi rateur d adduction d air homologu DES PIECES CHAUDES peuvent pro voquer des br lures graves e Ne pas toucher des parties chaudes mains nues e Pr voir une p riode de refroidissement avant d utiliser le pistolet ou la torche LES CHAMPS MAGN TIQUES peuvent affecter les stimulateurs cardiaques Porteurs de stimulateur cardiaque restez distance e Les porteurs d un stimulateur cardiaque doivent d abord consulter leur m decin avant de s approcher des op rations de soudage l arc de gougeage ou de soudage par points LE BRUIT peut affecter l ouie Le bru
41. isted below Hobart will repair or replace any warranted parts or components that fail due to such defects in material or workmanship Hobart must be notified in writing within thirty 80 days of such defect or failure at which time Hobart will provide instructions on the warranty claim procedures to be followed Hobart shall honor warranty claims on warranted equipment listed below in the event of such a failure within the warranty time periods All warranty time periods start on the date that the equipment was delivered to the original retail purchaser or one year after the equipment is sent to a North American distributor or eighteen months after the equipment is sent to an International distributor 1 5 Years Parts 3 Years Labor Original main power rectifiers Inverters input and output rectifiers only 2 Years Parts and Labor Transformer Rectifier Power Sources Plasma Arc Cutting Power Sources Semi Automatic and Automatic Wire Feeders Inverter Power Supplies Intellitig Engine Driven Welding Generators NOTE Engines are warranted separately by the engine manufacturer 3 1 Year Parts and Labor DS 2Wire Feeder Motor Driven Guns w exception of Spoolmate Spoolguns Process Controllers Positioners and Controllers Automatic Motion Devices RFCS Foot Controls Induction Heating Power Sources Water Coolant Systems HF Units Grids Maxstar 140 Spot Welders Load Banks Hoba
42. it des processus et des quipements peut affecter l ouie e Porter des protections approuv s pour les oreilles si le niveau sondre est trop lev Si des BOUTEILLES sont endomma g es elles pourront exploser Des bouteilles de gaz protecteur contiennent du gaz sous haute pression Si une bouteille est endomma g e elle peut exploser Du fait que les bouteilles de gaz font normalement partie du proc d de soudage les manipuler avec pr caution Prot ger les bouteilles de gaz comprim d une chaleur excessive des chocs m caniques du laitier des flammes ouvertes des tin celles et des arcs Placer les bouteilles debout en les fixant dans un support stationnai re ou dans un porte bouteilles pour les emp cher de tomber ou de se renverser Tenir les bouteilles loign es des circuits de soudage ou autres cir cuits lectriques Ne jamais placer une torche de soudage sur une bouteille gaz Une lectrode de soudage ne doit jamais entrer en contact avec une bouteille Ne jamais souder une bouteille pressuris e risque d explosion Utiliser seulement des bouteilles de gaz protecteur r gulateurs tuyaux et raccords convenables pour cette application sp cifique les maintenir ainsi que les l ments associ s en bon tat Ne pas tenir la t te en face de la sortie en ouvrant la soupape de la bouteille Maintenir le chapeau de protection sur la soupape sauf en cas d uti lisation ou de branchement de la bout
43. ld on a pressurized cylinder explosion will result Use only correct shielding gas cylinders regulators hoses and fit tings designed for the specific application maintain them and associated parts in good condition Turn face away from valve outlet when opening cylinder valve Keep protective cap in place over valve except when cylinder is in use or connected for use Read and follow instructions on compressed gas cylinders associated equipment and CGA publication P 1 listed in Safety Standards 1 3 Additional Symbols For Installation Operation And Maintenance FIRE OR EXPLOSION hazard e Do not install or place unit on over or near combustible surfaces e Do notinstall unit near flammables e Do not overload building wiring be sure power supply system is properly sized rated and protected to handle this unit FALLING UNIT can cause injury e Use lifting eye to lift unit only NOT running gear gas cylinders or any other accessories e Use equipment of adequate capacity to lift and support unit e lfusing lift forks to move unit be sure forks are long enough to extend beyond opposite side of unit OVERUSE cause OVERHEATING e Allow cooling period follow rated duty cycle Reduce current or reduce duty cycle before starting to weld again e Do not block or filter airflow to unit Le STATIC ESD can damage PC boards 3 e ground
44. les 801 530 Dimensions Height 27 1 4 in 692 mm Width 22 1 4 in 565 mm Depth 35 3 4 in 908 mm AU 35 in 889 mm B 1 1 4 in 32 mm C 21 1 8 in 537 mm D 1 1 8 in 29 mm E 7 16 in 11 mm Dia 800 Amp Model 28 1 4 in 718 mm 300 Amp Model 27 1 2 in 699 mm 300 Amp Model 3 4 in 19 mm Weight 300 Amp 352 Ib 160 kg 450 Amp 404 Ib 183 kg 650 Amp 505 Ib 299 kg OM 222 Page 15 3 6 Tipping Be careful when placing or moving unit over uneven surfaces 3 7 115 VAC Receptacle And Circuit Breakers A Turn Off power before connecting to receptacle 1 115V 15A AC Receptacle RC9 Power is shared between RC9 and Remote 14 receptacle RC8 see Section 3 10 2 Circuit Breaker CB1 3 Circuit Breaker CB2 CB1 protects the 115 volts ac por tion of RC8 and RC9 from overload CB2 protects the 24 volts ac portion of RC8 and Remote Power On Off from overload Press button to reset breaker Ref ST 800 101 D OM 222 Page 16 3 8 Weld Output Terminals And Selecting Cable Sizes Total Cable Copper Length In Weld Circuit Not Exceeding won comores Bm Gem 07 60 fo weld output Meus pere Dos 10 100 Duty Cycle terminals Cycle 100 4 4 4 3 2 1 1 0 1 0 150 3 3 2 1 1 0 2 0 3 0 3 0 200 3 2
45. ls and Selecting Cable Sizes 17 3 9 Remote 14 Receptacle and Terminal Strip Information 17 3 TO Connecung Remote Control 25 2 5 5323 33 X2 CA Eas 18 Electical Service GUS sci dad dioc eh E ac mec a be OR mee dee vba 19 2312 Placing Jumper Er Gate aes SS au dedu ede oda Pda 20 3 Ta Conneclng Input POWE 2 Sona A OG a a oe ae sd 21 SECTION 4 OPERATION oy xg Eas uei eee ae 22 4 1 Non GE EE 22 4 2 Controls CE vas base doo artes gs oed ere a accums d doute Mu d a dx 23 SECTION 5 MAINTENANCE AND TROUBLESHOOTING 23 95 1 Foutirie Malhlellariee eee BE isa 23 s PSE TR 24 9 2 MOUDICSNOOUNO sri on eek ER shat nice E ie Ru a 24 SECTION 6 ELECTRICAL 25 SECTION 7 PAHTS LIS ees ese Ed eR oe ee cae lue else 26 OPTIONS AND ACCESSORIES WARRANTY SECTION 1 SAFETY PRECAUTIONS READ BEFORE USING 1 1 Symbol Usage 4 Marks a special safety message Means Warning Watch Out There are possible hazards with this procedure The possible hazards are shown in the adjoining symbols gt Means Not
46. mulateur cardiaque restez dis tance e les porteurs d un stimulateur cardiaque doivent d abord consulter leur m decin avant de s appro cher des op rations de soudage l arc de gou geage ou de soudage par points OM 222 Page 7 1 4 Principales normes de s curit Safety in Welding and Cutting norme ANSI Z49 1 de l American Wel 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 Office Washington D C 20402 Recommended Safe Practice for the Preparation for Welding and Cut ting of Containers That Have Held Hazardous Substances norme AWS F4 1 de l American Welding Society 550 N W Lejeune Rd Miami FL 33126 National Electrical Code NFPA Standard 70 de la National Fire Protec tion Association Batterymarch Park Quincy MA 02269 Safe Handling of Compressed Gases in Cylinders CGA Pamphlet P 1 de la Compressed Gas Association 1235 Jefferson Davis Highway Suite 501 Arlington VA 22202 R gles de s curit en soudage coupage et proc d s connexes norme CSA W117 2 de l Association canadienne de normalisation vente de normes 178 Rexdale Boulevard Rexdale Ontario Canada M9W 1R3 Safe Practices For Occupation And Educational Eye And Face Protec tion norme ANSI Z87 1 de l American National Standards Institute 1430 Broadway New York NY 10018 Cutting and Welding Processes norme NFPA 51B de la
47. ng air is safe e Do not weld in locations near degreasing cleaning or spraying op erations The heat and rays of the arc can react with vapors to form highly toxic and irritating gases e Do not weld on coated metals such as galvanized lead or cadmium plated steel unless the coating is removed from the weld area the area is well ventilated and if necessary while wearing an air supplied respirator The coatings and any metals containing these elements can give off toxic fumes if welded OM 222 Page 1 ARC RAYS can burn eyes and skin Arc rays from the welding process produce intense visible and invisible ultraviolet and infrared rays burn eyes and skin Sparks fly off from the weld e Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching see ANSI 749 1 and Z87 1 listed in Safety Standards e Wear approved safety glasses with side shields under your helmet e Use protective screens or barriers to protect others from flash and glare warn others not to watch the arc e Wear protective clothing made from durable flame resistant mate rial leather and wool and foot protection f WELDING can cause fire or explosion Welding on closed containers such as tanks drums or pipes can cause them to blow up Sparks can fly off from the welding arc The flying sparks hot workpiece and hot equipment can cause fires and burns Accidental contact of el
48. nt of a warranty claim covered by this warranty the exclusive remedies shall be at Hobart s option 1 repair or 2 replacement or where authorized in writing by Hobart in appropriate cases 3 the reasonable cost of repair or replacement at an authorized Hobart service station or 4 payment of or credit for the purchase price less reasonable depreciation based upon actual use upon return of the goods at customer s risk and expense Hobart s option of repair or replacement will be F O B Factory at Appleton Wisconsin or F O B at a Hobart authorized service facility as determined by Hobart Therefore no compensation or reimbursement for transportation costs of any kind will be allowed TO THE EXTENT PERMITTED BY LAW THE REMEDIES PROVIDED HEREIN ARE THE SOLE AND EXCLUSIVE REMEDIES IN NO EVENT SHALL HOBART BE LIABLE FOR DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING LOSS OF PROFIT WHETHER BASED ON CONTRACT TORT OR ANY OTHER LEGAL THEORY ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND ANY IMPLIED WARRANTY GUARANTY OR REPRESENTATION AS TO PERFORMANCE AND ANY REMEDY FOR BREACH OF CONTRACT TORT OR ANY OTHER LEGAL THEORY WHICH BUT FOR THIS PROVISION MIGHT ARISE BY IMPLICATION OPERATION OF LAW CUSTOM OF TRADE OR COURSE OF DEALING INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE WITH RESPECT TO ANY AND ALL EQUIPMENT FURNISHED BY HOBART IS EXCLUDED AND DISCLAIMED B
49. only qualified persons familiar with electronic equipment perform this installation e Theuseris responsible for having a qualified electrician prompt ly correct any interference problem resulting from the installa tion e f notified by the FCC about interference stop using the equipmentat once Have the installation regularly checked and maintained Keep high frequency source doors and panels tightly shut keep spark gaps at correct setting and use grounding and shielding to minimize the possibility of interference ARC WELDING can cause interference e Electromagnetic energy can interfere with sensitive electronic equipment such as computers and computer driven equipment such as robots e Be sure all equipment in the welding area is electromagnetically compatible e To reduce possible interference keep weld cables as short as possible close together and down low such as on the floor e locate welding operation 100 meters from any sensitive elec tronic equipment e Be sure this welding machine is installed and grounded according to this manual e lf interference still occurs the user must take extra measures such as moving the welding machine using shielded cables using line filters or shielding the work area Safe Handling of Compressed Gases in Cylinders CGA Pamphlet P 1 from Compressed Gas Association 1235 Jefferson Davis Highway Suite 501 Arlington VA 22202 Code for Safety in Welding and Cutting
50. ot ger et d autres personnes de la projection d tincelles et de m tal chaud Ne pas souder dans un endroit l ou des tincelles peuvent tomber sur des substances inflammables D placer toutes les substances inflammables une distance de 10 7 m de l arc de soudage En cas d impossibilit les recouvrir soigneuse ment avec des protections homologu s Des tincelles et des mat riaux chauds du soudage peuvent facile ment passer dans d autres zones en traversant de petites fissures et des ouvertures Surveiller tout d clenchement d incendie et tenir un extincteur proxi mit Le soudage effectu sur un plafond plancher paroi ou s paration peut d clencher un incendie de l autre c t Ne pas effectuer le soudage sur des conteneurs ferm s tels que des r servoirs tambours ou conduites moins qu ils n aient t pr pa r s correctement conform ment AWS F4 1 voir les normes de s curit Brancher le c ble sur la pi ce le plus pr s possible de la zone de sou dage pour viter le transport du courant sur une longue distance par des chemins inconnus ventuels en provoquant des risques d lec trocution et d incendie Ne pas utiliser le poste de soudage pour d geler des conduites ge l es En cas de non utilisation enlever la baguette d lectrode du porte lectrode ou couper le fil la pointe de contact Porter des v tements de protection d pourvus d huile tels que des gants en cuir une chem
51. p 1T Reset circuit breaker CB1 see Section 3 7 No 24 volts ac output at Remote 14 re ceptacle or terminal strip 1T Reset circuit breaker CB2 see Section 3 7 Fan not operating NOTE fan only runs when cooling is necessary Check for and remove anything blocking fan movement Have Factory Authorized Service Agent check fan motor OM 222 Page 24 SECTION 6 ELECTRICAL DIAGRAM For Primary Circuit Diagram Portion refer to Circuit Diagram located inside wrapper of welding power source RC8 WARNING Do not touch live electrical parts Disconnect input power or stop engine before servicing ELECTRIC SHOCK HAZARD Do not operate with covers removed Have only qualified persons install use or service this unit SC 203 802 TE 6 4 ELECTRODE O HD1 71 SMAW lt gt gt C 575V 25 CN SY 16 55 O 2 lt MODEL 302 AND 452 es C4 4 USES SINGLE COIL Z1 O z PLC1 Vi Ys A MODEL 652 c 43 S USES DUAL COIL 3 C7 SCR SCR B B x 1 2 25 S 22 N GROUND CURRENT 2 I I SENSE OPTION gt m O 4 LEN E 4 REED 2 2 5 TURNS O 5 RC7 RC7 Reg AB 115 GND C10 C11 C12 4 E gt SCR SCR SCR SMAW 421 WORK 4 5 6 2 55 O
52. pens weld output and fan motor stops Re place F1 Ref ST 800 101 C Trouble Remedy No weld output unit completely inop erative Place line disconnect switch in On position see Section 3 13 Check fuse F1 and replace if necessary see Section 5 2 Check and replace line fuse s if necessary or reset circuit breaker see Section 3 13 Check for proper input power connections see Section 3 13 Check for proper jumper link position see Section 3 12 No weld output Power switch pilot light on fan on If using remote control place Output Contactor switch in Remote 14 position and connect remote control see Section 3 10 If remote is not being used place switch in On position Check repair or replace remote control Unit overheated Allow unit to cool with fan On see Section 3 2 Have Factory Authorized Service Agent check control board PC1 Unit provides only maximum or mini mum weld output Have Factory Authorized Service Agent check control board PC1 and hall device HD1 Erratic or improper weld output Use proper size and type of weld cable see Section 3 8 Clean and tighten all weld connections Check position of Polarity selector switch see Section 4 1 Have Factory Authorized Service Agent check control board PC1 and hall device HD1 No 115 volts ac output at duplex recep tacle Remote 14 receptacle or termi nal stri
53. r 3 Do not coil or drape cables around your body 4 Keep welding power source and cables as far away from opera tor as practical 5 Connect work clamp to workpiece as close to the weld as possi ble About Pacemakers Pacemaker wearers consult your doctor first If cleared by your doctor then following the above procedures is recommended SECTION 1 CONSIGNES DE SECURITE LIRE AVANT UTILISATION 1 1 Signification des symboles 4 ldentifie un message de s curit particulier Signifie Mise en garde Soyez vigilant Cette proc dure pr sente des risques de danger Ceux ci sont identifies par des symboles adjacents aux directives Signifie NOTA n est pas relatif la s curit 1 2 Dangers relatifs au soudage l arc Les symboles pr sent s ci apr s sont utilis s tout au long du pr sent manuel pour attirer votre attention et identifier les risques de danger Lorsque vous voyez un symbole soyez vigilant et suivez les directives mentionn es afin d viter tout danger Les consignes de s curit pr sent es ci apres ne font que r sumer l information contenue dans les normes de s curit num r es la section 1 4 Veuillez lire et respecter toutes ces normes de s curit L installation l utilisation l entretien et les r parations ne doi vent tre confi s qu des personnes qualifi es Au cours de l utilisation tenir toute personne l cart et plus par ticulier
54. r paration ou l entretien de l appareil D verrouiller l alimentation selon la norme OSHA 29 CFR 1910 147 voir normes de s curit e Installer et mettre la terre correctement cet appareil conform ment son manuel d utilisation et aux codes nationaux provinciaux et municipaux e Toujours v rifier la terre du cordon d alimentation V rifier et s assu rer que le fil de terre du cordon d alimentation est bien raccord la borne de terre du sectionneur ou que la fiche du cordon est raccord e une prise correctement mise la terre e En effectuant les raccordements d entr e fixer d abord le conducteur de mise la terre appropri et contre v rifier les connexions e V rifier fr quemment le cordon d alimentation pour voir s il n est pas endommag ou d nud remplacer le cordon imm diatement s il est endommag un cable d nud peut provoquer une lectrocution e Mettre l appareil hors tension quand on ne l utilise pas e Ne pas utiliser des c bles us s endommag s de grosseur insuffi sante ou mal piss s e Ne pas enrouler les c bles autour du corps e Si la pi ce soud e doit tre mise la terre le faire directement avec un cable distinct e Ne pas toucher l lectrode quand on est en contact avec la pi ce la terre ou une lectrode provenant d une autre machine som nd fre 4 98 Ce groupe de symboles signifie Mise en garde Soyez vigilant a des risques de danger rel
55. r the welding process If AC output is required use remote output control if present on unit e Disconnect input power or stop engine before installing or servicing this equipment Lockout tagout input power according to OSHA 29 CFR 1910 147 see Safety Standards e Properly install and ground this equipment according to its Owner s Manual and national state and local codes e Always verify the supply ground check and be sure that input power cord ground wire is properly connected to ground terminal in disconnect box or that cord plug is connected to a properly grounded receptacle outlet e When making input connections attach proper grounding conduc tor first double check connections e Frequently inspect input power cord for damage or bare wiring replace cord immediately if damaged bare wiring can kill e Turn off all equipment when not in use Do not use worn damaged undersized or poorly spliced cables Do not drape cables over your body som nd 4 98 This group of symbols means Warning Watch Out possible ELECTRIC SHOCK MOVING PARTS and HOT PARTS hazards Consult symbols and related instructions below for necessary actions to avoid the hazards e f earth grounding of the workpiece is required ground it directly with a separate cable e Do not touch electrode if you are in contact with the work ground or another electrode from a different machine e Use only well maintained equipment Rep
56. rt Cyclomatic Equipment Running Gear Trailers Plasma Cutting Torches except APT amp SAF Models Field Options NOTE Field options are covered under True Blue for the remaining warranty period of the product they are installed in or for a minimum of one year whichever is greater 4 6 Months Batteries 5 90 Days Parts MIG Guns TIG Torches Induction Heating Coils and Blankets APT ZIPCUT amp PLAZCUT Model Plasma Cutting Torches Remote Controls Accessory Kits Replacement Parts No labor Spoolmate Spoolguns Canvas Covers HOBART s Limited Warranty shall not apply to 1 Consumable components such as contact tips cutting nozzles contactors brushes slip rings relays or parts that fail due to normal wear 2 Items furnished by Hobart but manufactured by others such as engines or trade accessories These items are covered by the manufacturer s warranty if any 3 Equipment that has been modified by any party other than Hobart or equipment that has been improperly installed improperly operated or misused based upon industry standards or equipment which has not had reasonable and necessary maintenance or equipment which has been used for operation outside of the specifications for the equipment HOBART PRODUCTS ARE INTENDED FOR PURCHASE AND USE BY COMMERCIAL INDUSTRIAL USERS AND PERSONS TRAINED AND EXPERIENCED IN THE USE AND MAINTENANCE OF WELDING EQUIPMENT In the eve
57. ry OM 222 Page 22 CONTRO Controls on CE Models 300 Amp Model Shown ADJUST short arc length without sticking the electrode Set control at 0 for normal welding amperage Turn clockwise to increase short circuit amperage 3 Hot Start Switch Turn switch On for SMAW and Off for GTAW welding 4 Amperage Adjustment Control 5 Digital Meters Optional 6 Power Switch With Indicator Light 7 High Temperature Shutdown Light High Temp Shutdown Q Ref ST 165 596 D 8 Remote Amperage Control Switch For front panel control place switch in Panel position For remote control place switch in Remote position and connect remote device see Section 3 10 9 Output Switch Contactor For front panel control of output place switch in Panel position For remote control of output place switch in Remote position and connect remote device see Section 3 10 Turn Off power before connecting re mote device 4 2 Controls Models 1 Polarity Selector Switch Optional On 50 Hz Models To change polarity on models not equipped with a Polarity Selector switch reverse work and electrode cables at the weld output termi nals see Section 3 8 A Turn Off Power before reversing cables 2 Arc Force Dig Control Control increases SMAW short circuit amper age which allows the operator to use a very 300 Amp Model Shown short arc length withou
58. s autour de votre corps 4 Garder le poste de soudage et les cables le plus loin possible de vous 5 Relier la pince de masse le plus pr s possible de la zone de soudure Consignes relatives aux stimulateurs cardiaques Les personnes qui portent un stimulateur cardiaque doivent avant tout consulter leur docteur Si vous tes d clar apte par votre docteur il est alors recommand de respecter les consignes ci dessus SECTION 2 DEFINITIONS 2 1 General Precautionary Label Warning Watch Out There are possible hazards as shown by the symbols 1 Electric shock from welding electrode or wiring can kill Wear dry insulating gloves Do not touch electrode with bare hand Do not wear wet or damaged gloves 1 2 Protect yourself from electric shock by insulating yourself from work and ground 1 3 Disconnect input plug or power before working on machine 2 Breathing welding fumes can be hazardous to your health Keep your head out of the fumes 2 2 Use forced ventilation or local exhaust to remove the fumes 2 3 Use ventilating fan to remove fumes 3 Welding sparks can cause explosion or fire 3 1 Keep flammables away from welding Do not weld near flammables 3 2 Welding sparks can cause fires Have a fire extinguisher nearby and have a watchperson ready to use it 3 3 Do not weld on drums or any closed containers 4 Arcrays can burn eyes and injure skin Wear hat and safety glasses
59. t sticking the electrode Set control at 0 for normal welding amperage Turn clockwise to increase short circuit amperage 3 HotStart Switch Turn switch On for SMAW and Off for GTAW welding 4 Amperage Adjustment Control 5 Digital Meters Optional 6 Power Switch With Indicator Light 7 High Temperature Shutdown Light Ref ST 173 450 B 8 Remote Amperage Control Switch For front panel control place switch in Panel position For remote control place switch in Remote position and connect remote device see Section 3 10 9 Output Switch Contactor For front panel control of output place switch in Panel position For remote control of output place switch in Remote position and connect remote device see Section 3 10 Turn Off power before connecting re mote device SECTION 5 MAINTENANCE AND TROUBLESHOOTING 5 1 Routine Maintenance Disconnect power before maintaining Replace unreadable labels 6 Months Blow out or vacuum inside During heavy service clean monthly cracked weld cable Repair or replace Clean and tighten weld terminals OM 222 Page 23 5 2 Fuse F1 Tools Needed CO 3 6 in 5 3 Troubleshooting Turn Off power before open ing rear access door Fuse F1 See Parts List For Rating Fuse F1 protects control transform er from overload If F1 o
60. tor OM 222 Page 28 Quantity ltem Dia Part Model No Mkgs No Description 302 452 652 Figure 7 2 Panel Front w Components Fig 7 1 Item 28 55 169331 SWITCH mode polarity single deck 1 Sash 55 169332 SWITCH mode polarity double deck Toss 1 2 PC1 187 822 CIRCUIT CARD control 60 2 1 2 PC1 186 937 CIRCUIT CARD control 6 2 1 2 187825 CIRCUIT CARD control 60HzZ 1 2 PC1 187 823 CIRCUIT CARD control 50 2 1 2 PC1 187 824 CIRCUIT CARD control 50Hz 1 2 PC1 187 826 CIRCUIT CARD control 50HZ 1 ne eee PLG1 158 720 CONNECTOR amp SOCKETS see Fig 7 3 amp 4 PLG3 169 240 CONNECTOR amp SOCKETS 1 1 1 PLG5 152 249 CONNECTOR amp SOCKETS 1 1 1 CR3 052964 RELAY 24VDC 4 006 393 RELAY 2 5 CB1 2 093995 CIRCUIT BREAKER man reset 1P 15A 250VAC 2 12
61. uffisante utiliser un respirateur alimenta tion d air homologu e Lire les sp cifications de s curit des mat riaux MSDSs et les instructions du fabricant concernant les m taux les consomma bles les rev tements les nettoyants et les d graisseurs e Travailler dans un espace ferm seulement s il est bien ventil ou en portant un respirateur alimentation d air Demander toujours un surveillant d ment form de se tenir proximit Des fum es et des gaz de soudage peuvent d placer l air et abaisser le niveau d oxy gene provoquant des blessures ou des accidents mortels S assu rer que l air de respiration ne pr sente aucun danger e Ne pas souder dans des endroits situ s proximit d op rations de d graissage de nettoyage ou de pulv risation La chaleur et les rayons de l arc peuvent r agir en pr sence de vapeurs et former des gaz hautement toxiques et irritants e Ne pas souder des m taux munis d un rev tement tels que l acier galvanis plaqu en plomb ou au cadmium moins que le rev te ment n ait t enlev dans la zone de soudure que l endroit soit bien ventil et si n cessaire en portant un respirateur alimentation d air Les rev tements et tous les m taux renfermant ces l ments peuvent d gager des fum es toxiques en cas de soudage OM 222 Page 5 LES RAYONS DE L ARC peuvent pro voquer des brulures dans les yeux et sur la peau Le rayonnement de l arc du proc d
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