Hobart DP 3545-20 Owner'S Manual Download | Manualshive

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Spool Gun DP 3545-20

www.HobartWelders.com

Description

OM-241 877D

2012

−

05

Processes

MIG (GMAW) Welding

Wire Feeder Spool Gun

File: Wire Feeder

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Summary of Contents for DP 3545-20

Page 1: ...Spool Gun DP 3545 20 www HobartWelders com Description OM 241 877D 2012 05 Processes MIG GMAW Welding Wire Feeder Spool Gun File Wire Feeder ...

Page 2: ...rnienne 65 Avertissements 4 2 4 Principales normes de sécurité 4 2 5 Informations relatives aux CEM 4 SECTION 3 INSTALLATION 5 3 1 Specifications 5 3 2 Installing Optional DP 3545 Spool Gun To Welding Power Source 5 3 3 Installing Wire Spool And Threading Welding Wire 6 SECTION 4 OPERATION 7 4 1 Controls 7 SECTION 5 MAINTENANCE TROUBLESHOOTING 8 5 1 Routine Maintenance 8 5 2 Changing Drive Rolls 9...

Page 3: ...ng contact tip or gun parts D Keep all covers and handle securely in place D Keep your head out of the fumes D Ventilate area or use breathing device D Read Material Safety Data Sheets MSDSs and manufacturer s instructions for material used FUMES AND GASES can be hazardous D Do not weld near flammable material D Do not weld on containers that have held com bustibles or on closed containers such as...

Page 4: ... Educational Eye And Face Protec tion ANSI Standard Z87 1 from American National Standards Institute 25 West 43rd Street New York NY 10036 phone 212 642 4900 web site www ansi org Standard for Fire Prevention During Welding Cutting and Other Hot Work NFPA Standard 51B from National Fire Protection Association Quincy MA 02269 phone 1 800 344 3555 website www nfpa org OSHA Occupational Safety and He...

Page 5: ... Au cours de l utilisation tenir toute personne à l écart et plus particulièrementles enfants UN CHOC ÉLECTRIQUE peut tuer D Porter toujours des gants secs et isolants D S isoler de la pièce et de la terre D Ne jamais toucher une électrode ou des pièces électriques sous tension D Réparer ou remplacer un pistolet ou la gaine d isolement d un câble usée endommagée ou fissurée D Mettre la soudeuse ho...

Page 6: ... Code NFPA Standard 70 from National Fire Protec tion Association Quincy MA 02269 phone 1 800 344 3555 website www nfpa org and www sparky org Safe Handling of Compressed Gases in Cylinders CGA Pamphlet P 1 from Compressed Gas Association 14501 George Carter Way Suite 103 Chantilly VA 20151 phone 703 788 2700 website www cganet com Safety in Welding Cutting and Allied Processes CSA Standard W117 2...

Page 7: ...nsert gun end through opening until it bottoms against drive assembly Tighten thumbscrew Spool gun must be inserted completely to prevent leakage of shielding gas 5 Gun Trigger Plug Insert plug into receptacle and tighten threaded collar 6 Spool Gun MIG Gun Switch Place switch in Spool Gun position 7 Polarity Change Over Terminal Block To make proper polarity connection see welding power source Ow...

Page 8: ...ive Roll Release Lever Red 8 Wire Inlet Guide 9 Contact Tip 10 Nozzle Remove nozzle and contact tip Push and hold red lever Thread wire through inlet guide past push roll drive roll and out end of gun 2 inches 50 mm Release red lever Turn On welding power source power Install contact tip and nozzle Reinstall spool cover and thumb screw Wood Cut off wire Press gun trigger to feed wire to check driv...

Page 9: ...ding gas flow and begin wire feed 5 Wire Feed Speed Control Wire feed speed is controlled by welding power source Wire Speed control see welding power source Owner s Manual or door chart for appropriatesetting 6 Voltage Control Arc voltage is controlled by welding power source Voltage control see welding power source Owner s Manual or door chart for appropriatesetting To purge shielding gas line s...

Page 10: ...fore maintaining Maintain more often during severe conditions n Check Z Change Clean l Replace To be done by Factory Authorized Service Agent Reference Every 3 Months l Unreadable Labels Weld Terminals l Damaged Gas Hose nl Weld Cables nl Cords nl Gun Cables Every 6 Months OR Drive Rolls Inside Unit ...

Page 11: ... Roll To remove drive roll 5 Lower Drive Roll Screw 6 Washer 7 Lower Drive Roll 8 Drive Roll Key 9 Drive Roll Shaft Remove screw and washer and lift out drive roll Note drive roll key will come out with drive roll To install drive roll Place drive roll key in slot in drive roll shaft Line slot in drive roll up with drive roll key and slide drive roll onto shaft Secure drive roll with washer and sc...

Page 12: ...for proper weld output polarity connections see Section 3 2 Pressing gun feeder trigger does not energize welding power source welding wire is not energized shielding gas does not flow Secure plug from gun feeder trigger cord into 4 socket receptacle on welding power source see Section 3 2 Place Spool Gun MIG Gun switch in Spool Gun position see Section 3 2 Wire feeds shielding gas flows but weldi...

Page 13: ...et up to weld DCEP DC Electrode Positive S For MIG welding aluminum you need to use a 10 to 15 degree push travel angle tip and nozzle pointing in the direction of travel See Figure 5 1 10 15 Side View Of Gun Tip Angle 10 15 Direction Of Welding Forehand Push Technique Backhand Drag Technique Figure 5 1 Gun Tip Angle S Pulling or using a drag angle will produce porous dirty welds due to a lack of ...

Page 14: ...eshooting S Burn through melt through caused by over heating the base material 1 Increase travel speed Make shorter welds 2 Move around on part spreading out the heat 3 Use thicker material change joint design or welding process to AC TIG 4 Eliminate or reduce gaps S Dirty welds 1 Use push angle instead of drag technique 2 Increase voltage to get into spray transfer 3 Use proper base metal cleanin...

Page 15: ...OM 241 877 Page 13 SECTION 6 ELECTRICAL DIAGRAMS Figure 6 1 Circuit Diagram 186 451 ...

Page 16: ...7 PARTS LIST Hardware is common and not available unless listed 804 699 A 3 2 30 26 29 31 27 15 28 25 24 23 18 17 16 13 11 10 4 9 8 7 6 5 4 2 1 42 39 40 41 38 37 34 35 33 32 19 22 21 20 12 14 36 43 44 Figure 7 1 Complete Assembly ...

Page 17: ...h Roll 047 1 2 mm 1 21 199 396 Drive Roll 047 1 2 mm 1 22 186 488 Key Drive Roll 2 mm x 7 mm 1 23 186 410 Inlet Guide 1 24 048 834 Clamp Circ 1 25 079 878 Connector W Sockets 1 26 194 631 Nut Brass 1 27 199 395 Gearbox Assembly 1 28 B2 186 417 Motor 1 29 199 384 Buss Bar Interconnecting 1 30 197 570 Anti Rotation Pin 1 31 196 848 Contact Adapter 1 32 199 394 Head Tube Assy 1 33 206 363 Liner Kit 1...

Page 18: ...Notes ...

Page 19: ...cturer Hobart s 5 3 1 Limited Warranty shall not apply to 1 Consumable components such as contact tips cutting nozzles contactors brushes relays work station table tops and welding curtains or parts that fail due to normal wear Exception brushes and relays are covered on all engine driven products 2 Items furnished by Hobart Miller but manufactured by others such as engines or trade accessories Th...

Page 20: ...hers Co 2012 03 Hobart Brothers Co An Illinois Tool Works Company 600 West Main Street Troy OH 45373 USA For Assistance Call1 800 332 3281 Model Name Serial Style Number Purchase Date Date which equipment was delivered to original customer Distributor Address City State Zip Please complete and retain with your personal records Owner s Record Thank you for purchasing Hobart Our trained technical su...

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