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Forney 85620, Operating Manual

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Forney 85620 Operating Manual Download Page 21

21

WWW.FORNEYIND.COM

Push Vs. Pull

When MIG welding aluminum with a spool gun, it is very important that the user “push” rather than “pull” the weld. This 

ensures adequate shielding gas coverage for the weld zone and will dramatically improve weld appearance and quality:

Summary of Contents for 85620

Page 1: ...ITEM 85620 REV 01 27 2022 SPOOL PRO HORNET SG 250 OPERATING MANUAL ENGLISH...

Page 2: ...eating the best solutions to our customer s needs Above all our employees will provide the same respect and caring attitude within the organization as they are expected to share with every Forney cust...

Page 3: ...epair or replace defective products at no charge to you When you call Forney s Technical Service department you will speak to a trained product and application expert Forney s primary goal is to get y...

Page 4: ...ON 10 ADDITIONAL WARNINGS 10 GETTING TO KNOW YOUR SPOOL GUN 11 DESCRIPTION 11 WELDER LAYOUT AND CONTROLS 11 12 INSTALLING THE SPOOL GUN ASSEMBLY 12 GAS CYLINDER AND REGULATOR CONNECTION 13 INSTALLING...

Page 5: ...3 9353 Fax 305 443 7559 www aws org AWS A6 0 WELDING AND CUTTING CONTAINERS WHICH HAVE HELD COMBUSTIBLES Obtainable from the American Welding Society 550 NW Le Jeune Road Miami FL 33126 Telephone 800...

Page 6: ...is recommended Personal Protection Welding processes of any kind can be dangerous not only to the operator but to any person situated near the equipment if safety and operating rules are not strictly...

Page 7: ...rea unless it is being ventilated or the operator and anyone else in the area is wearing an air supplied respirator Stop welding if you develop momentary eye nose or throat irritation as this indicate...

Page 8: ...oil or other flammable substances such as leather gloves thick cotton shirts with no synthetic materials cuffless trousers closed toed shoes Keep long hair pulled back Remove any combustibles such as...

Page 9: ...POWER CABLE are exposed to any form of atmospheric precipitation or salt water spray Do not carry coiled welding cables around shoulders or any other part of the body when they are plugged into the we...

Page 10: ...rom walls or similar obstructions that could restrict natural air flow for cooling Since the inhalation of welding fumes can be harmful ensure that the welding area is effectively ventilated See the S...

Page 11: ...the perfect settings with ease Spool Gun Layout and Controls 1 Spool Gun Trigger On Off spool gun control initiates wire feed gas flow and arc 2 Wire Feed Speed Adjustment Knob Allows the user to adju...

Page 12: ...re that your power supply or welding machine is turned off Step 3 Ensuring proper alignment thread the machine end of the spool gun power cable into the Euro Connect receptacle on the front of your we...

Page 13: ...s occurred pull the knob away from the spool gun This will remove the knob and the wire spool cover Gas Cylinder and Regulator Connection The gas cylinder not supplied should be located near the rear...

Page 14: ...ke lock 9 downward into the locking notch Step 3 Install welding wire spool Step 2 Move the spool brake to the locked position Slide the spool brake lock 9 forward away from the wire spool housing unt...

Page 15: ...feed wire until wire protrudes out of the outlet guide near the drive system Step 4 Unlock spool brake Rotate the spool brake lock upward out of the locking notch Release spool brake lock Spring forc...

Page 16: ...e upper groove of the drive roller Apply drive tension by rotating the drive tension knob G clockwise until snug TIP More tension is not better Use as little drive tension as possible while still feed...

Page 17: ...talled in the spool gun the top of the drive roll will display either 0 035 or 0 047 The number that is present represents the size of the top groove on the drive roll If using 0 030 or 0 035 welding...

Page 18: ...FIRE RESISTANT WELDING GLOVES HEAVY LONG SLEEVED SHIRT CUFF LESS PANTS HIGH TOPPED SHOES AND A WELDING HELMET Some experience is required to adjust and use a MIG welder In MIG welding two parameters a...

Page 19: ...ing machine manufacturer s instructions The following machine settings are to be used as baseline data User experimentation and practice is encouraged to learn the true capabilities of your welder bec...

Page 20: ...5 290 16 GA 15 5 340 14 GA 16 5 370 12 GA 17 5 425 1 8 25 450 3 16 25 500 1 4 28 5 550 3 8 29 600 0 035 22 GA 13 5 150 20 GA 13 5 180 18 GA 14 220 16 GA 15 250 14 GA 15 270 12 GA 17 325 1 8 25 410 3...

Page 21: ...l When MIG welding aluminum with a spool gun it is very important that the user push rather than pull the weld This ensures adequate shielding gas coverage for the weld zone and will dramatically impr...

Page 22: ...lowing the wire to pass through it smoothly Always use a contact tip that is stamped one size larger in diameter than the welding wire it will be used with 1 If the wire burns back into the tip remove...

Page 23: ...om the AC power source touch the probes of an ohmmeter or continuity tester to the end of the contact tip and the outside of the nozzle If there is any continuity at all the nozzle is shorted Clean or...

Page 24: ...een trigger and wire feed Slope set too high Turn slope of motor down Only applies to models that have adjustable slope Birdsnesting Wire is not aligned with torch neck inlet guide Ensure that the wel...

Page 25: ...ctive and extremely difficult to melt Wrong shielding gas Always use 100 pure Argon shielding gas when welding aluminum Not enough shielding gas Ensure that gas cylinder is fully open Set flow meter t...

Page 26: ..._ ________________________________________________________________________________ ________________________________________________________________________________ ____________________________________...

Page 27: ..._ ________________________________________________________________________________ ________________________________________________________________________________ ____________________________________...

Page 28: ...Forney Industries Inc 2057 Vermont Drive Fort Collins CO 80525 1 800 521 6038 www forneyind com...

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