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Hobart Welding Products BETA-MIG 1800, Owner'S Manual, Page: 18 / 36

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Hobart Welding Products BETA-MIG 1800 Owner'S Manual Download Page 18

OM-929 Page 14

2-10. Selecting A Location And Connecting Input Power

801 876-B

1

Rating Label

Supply correct input power.

2

Plug

3

Receptacle

Connect plug to receptacle.

4

Input And Grounding
Conductors

Connect directly to line disconnect
device if hard wiring is required.

5

Line Disconnect Device

See Section 2-9.

Y

Special installation may be
required where gasoline or
volatile liquids are present –
see NEC Article 511 or CEC
Section 20.

4

2

L1

L2

230 VAC, 1

3

L1
L2

Y

Always connect grounding
conductor first.

= GND/PE

5

Y

Do not move
or operate unit
where it could tip.

18 in (457 mm) of
space for airflow

1

Summary of Contents for BETA-MIG 1800

Page 1: ...cesses OM 929 196 903B February 2000 Specifications Covered by this Manual 500 438 Gas Metal Arc MIG Welding Flux Cored Arc FCAW Welding Description Arc Welding Power Source and Wire Feeder Visit our website at www HobartWelders com ...

Page 2: ...e made installation and operation quick and easy With Hobart you can count on years 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 list will then help you to decide which exact part you may need to fix the problem Warranty and service information for your particul...

Page 3: ... Adjusting Hub Tension 12 2 8 Changing Input Voltage From 230 Volts To 200 Volts 13 2 9 Electrical Service Guide 13 2 10 Selecting A Location And Connecting Input Power 14 2 11 Threading Welding Wire 15 SECTION 3 OPERATION 16 3 1 Controls 16 3 2 Weld Parameters 17 SECTION 4 MAINTENANCE AND TROUBLESHOOTING 18 4 1 Routine Maintenance 18 4 2 Circuit Breakers 18 4 3 Cleaning Or Replacing Gun Liner 19 ...

Page 4: ......

Page 5: ... that cord plug is connected to a properly grounded receptacle outlet D When making input connections attach proper grounding conduc tor first double check connections D Frequently inspect input power cord for damage or bare wiring replace cord immediately if damaged bare wiring can kill D Turn off all equipment when not in use D Do not use worn damaged undersized or poorly spliced cables D Do not...

Page 6: ...elding wire at contact tip when not in use D Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap D Remove any combustibles such as a butane lighter or matches from your person before doing any welding FLYING METAL can injure eyes D Welding chipping wire brushing and grinding cause sparks and flying metal As welds cool they can throw off slag ...

Page 7: ...aintained D 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 D Electromagnetic energy can interfere with sensitive electronic equipment such as computers and computer driven equipment such as robots D Be sure all equipment in the welding area is ...

Page 8: ...s 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 1 Keep cables close together by twisting or taping them 2 Arrange cables to one sid...

Page 9: ...on est bien raccordé à la borne de terre du sectionneur ou que la fiche du cordon est raccordée à une prise correctement mise à la terre D En effectuant les raccordements d entrée fixer d abord le conducteur de mise à la terre approprié et contre vérifier les connexions D Vérifier fréquemment le cordon d alimentation pour voir s il n est pas endommagé ou dénudé remplacer le cordon immédiatement s ...

Page 10: ... D Porter des vêtements de protection dépourvus d huile tels que des gants en cuir une chemise en matériau lourd des pantalons sans re vers des chaussures hautes et un couvre chef D 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 D Le soudage l écaillement le passage de la pièce à l...

Page 11: ...ispositifs de protection LE RAYONNEMENT HAUTE FRÉ QUENCE H F risque de provoquer des interférences D Le rayonnement haute frequence peut provoquer des interférences avec les équipements de ra dio navigation et de communication les services de sécurité et les ordinateurs D Demander seulement à des personnes qualifiées familiarisées avec des équipements électroniques de faire fonctionner l installa ...

Page 12: ...tiques basse fréquence Le courant de soudage pendant son passage dans les câbles de sou dage causera des champs électromagnétiques Il y a eu et il y a encore un certain souci à propos de tels champs Cependant après avoir ex aminé plus de 500 études qui ont été faites pendant une période de recherche de 17 ans un comité spécial ruban bleu du National Re search Council a conclu L accumulation de pre...

Page 13: ...95 lb 88 kg 023 035 in 0 6 0 9 mm 030 035 in 0 8 0 9 mm 030 045 in 0 8 1 2 mm D 33 3 8 in 848 mm While idling 6 Minutes Welding 4 Minutes Resting 2 2 Duty Cycle And Overheating Duty Cycle is percentage of 10 min utes that unit can weld at rated load without overheating If unit overheats thermostat s opens output stops and cooling fan runs Wait fifteen minutes for unit to cool Reduce amperage or vo...

Page 14: ...other settings fall be tween curves shown va_curve1 4 95 180 824 2 4 Installing Welding Gun Ref 802 285 A 1 Drive Assembly 2 Gun Securing Knob 3 Gun End Loosen knob Insert gun end through opening until it bottoms against drive assembly Tighten knob 4 Gun Trigger Plug Insert plug into receptacle and tighten threaded collar Close door 3 4 2 1 ...

Page 15: ...ive DCEN For Flux Cored Wires FCAW Process Drive Assembly Becomes Negative S 185 249 Wire Drive Assembly Lead To Positive Output Terminal Work Clamp Lead To Negative Output Terminal GUN POLARITY CHANGEOVER CONNECTIONS 1 1 Polarity Changeover Label 2 Wire Drive Assembly 3 Positive Output Terminal 4 Negative Output Terminal Always read and follow wire manufacturer s recommended polarity Close door 2...

Page 16: ...n Fitting has 5 8 18 right hand threads 3 Flow Adjust Typical flow rate is 20 cfh cubic feet per hour Check wire man ufacturer s recommended flow rate see Section 3 2 This flow gauge can be adjusted between 5 and 25 cfh 4 CO2 Adapter Customer Supplied 5 O Ring Install adapter with O ring between regulator flow gauge and CO2 cylinder 1 1 8 5 8 in 2 7 Installing Wire Spool And Adjusting Hub Tension ...

Page 17: ...n and secure Tools Needed 1 2 3 5 16 3 8 in 2 9 Electrical Service Guide Input Voltage 200 230 Input Amperes At Rated Output 30 26 Max Recommended Standard Fuse Rating In Amperes 1 Time Delay 2 35 30 Normal Operating 3 45 40 Min Input Conductor Size In AWG Kcmil 10 10 Max Recommended Input Conductor Length In Feet Meters 97 29 128 39 Min Grounding Conductor Size In AWG Kcmil 10 10 Reference 1999 N...

Page 18: ... Connect directly to line disconnect device if hard wiring is required 5 Line Disconnect Device See Section 2 9 Y Special installation may be required where gasoline or volatile liquids are present see NEC Article 511 or CEC Section 20 4 2 L1 L2 230 VAC 1 3 L1 L2 Y Always connect grounding conductor first GND PE 5 Y Do not move or operate unit where it could tip 18 in 457 mm of space for airflow 1...

Page 19: ... wire cut off end 4 in 102 mm Tighten Remove gun nozzle and contact tip Turn On WOOD Press gun trigger until wire comes out of gun Reinstall contact tip and nozzle Feed wire to check drive roll pressure Tighten knob enough to prevent slipping Cut off wire Close door Open pressure assembly Push wire thru guides into gun continue to hold wire Close and tighten pressure assembly and let go of wire 7 ...

Page 20: ... Speed Control The scale around the control is per cent not wire feed speed 2 Voltage Control The higher the selected number the thicker the material that can be welded see welding guide and Section 3 2 3 Welding Guide 4 Power Switch 1 2 4 3 Ref 196 876 A ...

Page 21: ...cfh 030 Wire Speed 85 75 65 55 50 45 35 20 5 0 20 cfh Voltage Tap 6 5 4 3 3 2 2 1 1 035 Wire Speed 80 70 60 45 40 30 20 10 0 Voltage Tap 6 5 5 4 4 3 2 1 E71T GS 030 Wire Speed 80 70 65 55 50 30 20 10 E71T GS Flux Core Voltage Tap 6 5 4 3 3 2 1 035 Wire Speed 60 50 40 30 25 20 10 Voltage Tap 5 4 4 4 3 3 3 2 2 2 023 Wire Speed 95 85 80 60 50 50 50 30 20 20 ER 308 Stainless Steel 90 HE Voltage Tap 5 ...

Page 22: ...nd apply light coat of oil or grease to drive motor shaft 4 2 Circuit Breakers Ref 802 472 2 Y Turn Off unit 1 Circuit Breaker CB1 CB1 protects main circuit board PC1 if drive motor shorts or fails If CB1 opens wire feeding stops Check for gun liner blockage or kinks and check for jammed wire or binding drive rolls 2 Circuit Breaker CB2 CB2 protects the trigger circuit from overload If CB2 opens w...

Page 23: ...l and tighten wire outlet guide Cut liner off 3 4 in 20 mm 3 8 in 9 5 mm for aluminum from head tube Install adapter contact tip and nozzle Lay gun cable out straight before installing new liner Head Tube 5 16 in Remove liner Remove nozzle contact tip and adapter Blow out gun casing Y Disconnect gun first Tools Needed 10 mm ...

Page 24: ...ure with handle locking nut If replacing head tube continue to end of figure 3 Slide handle 4 Secure head tube in vice 5 Loosen jam nut Remove from vice and turn head tube out by hand 6 Install existing shock washer onto new head tube Hand tighten head tube into connector cable 7 Place head tube in vice and tighten until nuts are tight 8 Remove from vice Reposition handle and install switch housin...

Page 25: ...receptacle see Section 2 10 Check and replace power switch if necessary Check circuit breakers CB1 and or CB2 and reset if necessary see Section 4 2 Replace building line fuse or reset circuit breaker if open see Section 2 10 Secure gun plug in receptacle or repair leads or replace trigger switch see Sections 2 4 and 4 4 Thermostat TP1 open overheating Allow fan to run the thermostat will close wh...

Page 26: ...uit breakers CB1 and or CB2 and reset if necessary see Section 4 2 Replace contact tip if blocked see Section 4 5 Clean or replace wire inlet guide or liner if dirty or plugged see Section 4 6 Replace drive roll if worn or slipping see Section 4 6 Secure gun plug in receptacle or repair leads or replace trigger switch see Section 4 4 and or 4 3 Check and clear any restrictions at drive assembly an...

Page 27: ...OM 929 Page 23 SECTION 5 ELECTRICAL DIAGRAM SC 186 683 Figure 5 1 Circuit Diagram For Welding Power Source ...

Page 28: ...OM 929 Page 24 SECTION 6 PARTS LIST 801 873 C Hardware is common and not available unless listed Figure 6 1 Main Assembly ...

Page 29: ...hardware 1 20 152 625 BRACKET mtg fan rectifier 1 21 152 862 GROMMET scr 250 8 22 184 715 BRACKET bottle retainer 1 23 184 658 PANEL rear 1 193 328 LABEL 1 24 184 665 BRACKET bottle 1 25 188 441 CHAIN safety 1 26 PLG1 181 072 CORD SET 250V 1 27 111 443 BUSHING strain relief 240 510 OD 1 28 GS1 125 785 VALVE 24VAC 1 29 134 464 LABEL warning general precautionary 1 30 184 660 WRAPPER ASSEMBLY 1 31 1...

Page 30: ...OM 929 Page 26 ST 801 877 C Hardware is common and not available unless listed Figure 6 2 Center Baffle w Components ...

Page 31: ...45 CONNECTOR SOCKETS 1 19 R2 091 685 RESISTOR WW fxd 50W 25 ohm 1 20 CR1 072 817 RELAY encl 24VAC DPDT 1 21 097 416 TERMINAL pwr output black 1 22 097421 TERMINAL pwr output red 1 23 C7 8 186 014 CAPACITOR ASSEMBLY 2 24 196 625 DRIVE ASSY wire consisting of 1 25 M 196 601 MOTOR gear 1 26 203 081 SCREW feedroll 1 27 079 633 FITTING hose brs barbed nipple 1 28 193 681 BLOCK connector gun 1 29 126 65...

Page 32: ...0 RING retaining 1 8 169 718 TUBE head 1 9 169 738 NUT locking handle 2 10 194 524 NUT jam 1 11 169 737 HANDLE 2 12 169 741 STRAIN RELIEF cable 2 13 180 433 CORD trigger assembly 1 14 079 974 O RING 500 ID x 103CS rbr 2 15 194 010 LINER monocoil 023 025 wire x 15ft consisting of 1 15 194 011 LINER monocoil 030 035 wire x 15ft consisting of 1 15 194 012 LINER monocoil 035 045 wire x 15ft consisting...

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Page 35: ...obart s 5 3 1 Limited Warranty shall not apply to 1 Consumable components such as contact tips cutting nozzles slip rings drive rolls gas diffusers plasma torch tips and electrodes weld cables and tongs and tips or parts that fail due to normal wear 2 Items furnished by Hobart Miller but manufactured by others such as engines or trade accessories These items are covered by the manufacturer s warra...

Page 36: ...r To locate a Distributor retail or service location Call 1 877 Hobart1 or visit our website at www HobartWelders com Contact your Distributor for Welding Supplies and 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 Contact th...

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