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Included angle

1. 

Turn the power source on and select the MMA function with the MIG/
MMA selector switch. 

2.  Connection of Output Cables

 

 

Two sockets are available on this welding machine. For MMA 
welding the electrode holder is shown be connected to the 

positive  socket,  while  the  earth  lead  (work  piece)  is  connected 
to  the  negative  socket,  this  is  known  as  DC+  polarity.  However 

various electrodes require a different polarity for optimum results 
and careful attention should be paid to the polarity, refer to the 
electrode manufacturers information for the correct polarity. 

DC+ Electrode connected to 

 output socket. 

 

DC- Electrode connected to 

 output socket.

(3)

 Set the welding current using the amperage control 

dial.

(6)

Hold  the  electrode  slightly  above  the  work 

maintaining the arc while travelling at an even speed.

(4)

 Place the electrode into the electrode holder and 

clamp tight.

(7)

 To finish the weld, break the arc by quickly snapping 

the electrode away from the work piece.

(5) 

Strike the electrode against the work-piece to 

create an arc and hold the electrode steady to maintain 
the arc.

(8) 

Wait for the weld to cool and carefully chip away 

the slag to reveal the weld metal below.

1

2(-)

2(+)

VIPER MIG 185 Manual | 

35

MMA (STICK) WELDING SET UP

Summary of Contents for VIPER

Page 1: ...M185 OPERATING MANUAL Please read and understand this instruction manual carefully before the installation and operation of this equipment Welding Guns Of Australia PTY LTD 2018 2 YEAR WARRANTY POWER...

Page 2: ...ments Secondly they provide a customer support service that is second to none thus ensuring our customers have confidence that they will be well satisfied both now and in the future UNIMIG welders and...

Page 3: ...WIRE 18 MIG WELDING GUIDE 20 SPOOL GUN SETUP 26 LIFT ARC DC TIG WELDING SETUP 28 LIFT ARC DC TIG OPERATION 29 DC TIG WELDING GUIDE 30 MMA STICK WELDING SET UP 34 MMA STICK WELDING GUIDE 35 SB15 MIG TO...

Page 4: ...power cable for wear and tear replace the cable immediately if damaged bare wiring is dangerous and can kill Do not use damaged under sized or badly joined cables Do not drape cables over your body W...

Page 5: ...cause gas cylinders are normally part of the welding cutting process be sure to treat them carefully CYLINDERS can explode if damaged Protect gas cylinders from excessive heat mechanical shocks physic...

Page 6: ...mperature inside the equipment The machine will be ready for use again when the internal temperature reaches safe level iii Over Voltage Supply Regarding the power supply voltage range of the machine...

Page 7: ...in the regulator and line for an extended time period In this situation it is recommended to open the cylinder valve set the flow rate to 8 10 L min close the cylinder valve and check after a minimum...

Page 8: ...ects and repair jobs Combining the power of multiple machines into the convenience of one allows you to maximise your time and money saved Featuring new and more efficient technology the VIPER MIG 185...

Page 9: ...SIZE RANGE 0 6 0 9mm MIG WIRE SPOOL SIZE 1kg 5kg MIG WELDING THICKNESS RANGE 3mm 10mm DRIVE ROLLER SIZE 30 10 TIG SPECIFICATIONS TIG FUNCTION TYPE DC Lift Arc TIG WELDING CURRENT RANGE 10 160A TIG DU...

Page 10: ...er 9 VRD LED 10 MMA TIG MIG switch 11 Wire feed speed control in MIG 12 Voltage control knob in MIG 13 Gas No gas switch 14 Socket for Spool Gun Hole 1 Spool Gun power source Hole 2 Spool Gun power so...

Page 11: ...21 Wire feeding spindle 22 Burn back control knob 23 Manual wire feeding button 24 Spool Gun selecting switch 25 Wire feeder VIPER MIG 185 Manual 11 MACHINE PARTS LAYOUT...

Page 12: ...less wires The weld power cable goes into the opposing negative or positive socket 5 Connect Gas Line to Gas Regulator and connect the gas regulator to the Gas Cylinder 6 Fit the correct type and size...

Page 13: ...er 16 Adjust the burn back control to prevent the wire sticking in the weld pool Burn back control is located above the wire feed motor 10 Remove the gas nozzle and contact tip from the front end of t...

Page 14: ...nd tighten it IMPORTANT When connecting the torch be sure to tighten the connection A loose connection can result in the connector arcing and damaging the machine and gun connector This damage is not...

Page 15: ...size contact tip over the wire and fasten tightly into the tip holder 16 Adjust the burn back control to prevent the wire sticking in the weld pool Burn back control is located above the wire feed mot...

Page 16: ...push the wire out of shape and cause it to catch in the contact tip Flux Core Gasless Wire these wires are made up of a thin metal sheath that has fluxing and metal compounds layered onto it and then...

Page 17: ...and screw to hold the new position 2 Note the tension spring adjuster and spool locating pin 5 Feed the wire through the drive roller and into the outlet guide tube of the wire feeder 8 A simple chec...

Page 18: ...nt end parts 9 Fully screw down the liner retaining nut and nip it up tight This compresses the liner inside the torch cable assembly preventing it moving during use and ensures good wire feed 3 Caref...

Page 19: ...the way to exit the torch neck Be careful not to kink the liner 8 Push the liner firmly into the torch lead and tighten the liner retaining nut 9 Install a U groove drive roller of the correct size fo...

Page 20: ...to the machine Euro receptacle 17 Fit the remaining front end parts to the torch neck ready for welding 12 Carefully feed the Polymide liner into the inlet guide tube hole of the torch Euro receptacle...

Page 21: ...r spray transfer and pulsed spray each of which has distinct properties and corresponding advantages and limitations To perform MIG welding the basic necessary equipment is a welding gun a wire feed u...

Page 22: ...flattens out the droplet into the weld pool The heat of the arc melts the end of the wire slightly as it feeds towards the base metal The wire feed speed overcomes the heat of the arc and the wire aga...

Page 23: ...e weld puddle allowing faster travel speeds providing a flatter weld profile with light penetration useful for welding thin materials The welds are wider and flatter allowing for minimal clean up grin...

Page 24: ...uces a good level of control over the weld pool A travel angle greater that 20 will give an unstable arc condition with poor weld metal transfer less penetration high levels of spatter poor gas shield...

Page 25: ...deposit of poor quality Travel Speed Travel speed is the rate that the gun is moved along the weld joint and is usually measured in mm per minute Travel speeds can vary depending on conditions and the...

Page 26: ...ding zone from the atmosphere Too low flow will give inadequate coverage and result in weld defects and unstable arc conditions Too high flow can cause air to be drawn into the gas column and contamin...

Page 27: ...t the earth cable plug into the Negative socket on the front of the machine and tighten it 5 Connect Gas Line to Gas Regulator and connect the gas regulator to the Gas Cylinder 6 Connect the Weld powe...

Page 28: ...gh the neck until it exits the contact tip holder 16 Set welding parameters using the voltage and wire feed controls 17 Adjust the burn back control to prevent the wire sticking in the weld pool Burn...

Page 29: ...h cable plug into the Positive socket on the front of the machine and tighten it 4 Connect the gas line of the TIG torch to regulator and connect the regulator to the gas cylinder 5 Assemble front end...

Page 30: ...n electrode There is a particular technique called rocking the cup used in the Lift Arc process that provides easy use of the Lift Arc function 4 With a small movement rotate the Gas Cup forward so th...

Page 31: ...g it s molecular structure which converts it into a plasma stream This plasma stream flowing between the tungsten and the work piece is the TIG arc and can be as hot as 19 000 C It is a very pure and...

Page 32: ...ular movement of the tungsten will assist is creating a weld pool of the desired size Once the weld pool is established tilt the torch at about a 75 angle and move smoothly and evenly along the joint...

Page 33: ...ignition delay with E3 Tungsten Electrodes actually improves over time while 2 thoriated tungsten starts to deteriorate after only 25 starts At equivalent energy output E3 Tungsten Electrodes run coo...

Page 34: ...ip The arc starts straight and remains narrow concentrated and stable ELECTRODE TIP FLAT The shape of the tungsten electrode tip is an important process variable in precision arc welding A good select...

Page 35: ...nufacturers information for the correct polarity DC Electrode connected to output socket DC Electrode connected to output socket 3 Set the welding current using the amperage control dial 6 Hold the el...

Page 36: ...melted electrode metal is transferred across the arc into the molten pool and becomes the deposited weld metal The deposit is covered and protected by a slag which comes from the electrode coating Th...

Page 37: ...ow a rate of travel will frequently lead to arc instability slag inclusions and poor mechanical properties MATERIAL AND JOINT PREPARATION The material to be welded should be clean and free of any mois...

Page 38: ...e Terminal 8 UB1521 C Cable Terminal Cover 9 UG8015 Handle Cable Support C W Ball Joint 10 UB1517 30 Hyperflex Cable Assembly x 3mt UB1517 40 Hyperflex Cable Assembly x 4mt UB1517 50 Hyperflex Cable A...

Page 39: ...ndrical Nozzle QTY2 PGN15CON Conical Nozzle QTY2 PGN15TAP Tapered Nozzle QTY2 PGN15SPOT Spot Nozzle QTY2 SB15 LINERS Part No Description SLB3M Blue Steel Liner 3 Metre 0 6 0 8mm SLB4M Blue Steel Liner...

Page 40: ...stubbing during welding Possible Reason Suggested Remedy Holding the torch too far away Bring the torch closer to the work and maintain stick out of 5 10mm Welding voltage set too low Increase the vol...

Page 41: ...t common causes of bad feeding Try to clear the liner by blowing out with compressed air as a temporary cure it is recommended to replace the liner Wrong size liner Install the correct size liner Bloc...

Page 42: ...Alumina gas nozzle too small Increase the size of the alumina gas nozzle 5 Unstable Arc during DC welding Possible Reason Suggested Remedy Torch connected to DC Connect the torch to the DC output term...

Page 43: ...ode Poor welding technique Use the correct welding technique or seek assistance for the correct technique Poor joint preparation Check the joint design and fit up make sure the material is not too thi...

Page 44: ...feeding spindle 14 10068410 Wire feeder 15 10041716 Wire feeder fixed cover 16 10068307 Bottom plate Part Number Description 17 10068362 Control board 18 Control support 19 10068364 Inverter 20 10068...

Page 45: ...ate Wire Feeder Only 3 Years Clause 3 UNI TIG Jasic Inverter TIG Power Source Only 3 Years Clause 3 UNIMIG Water Cooler 1 Year Clause 3 T R Pulse MIG Power Source Only 2 Year Clause 3 T R Pulse MIG SW...

Page 46: ...above and b Where the Goods are unable to be repaired the Goods are returned at your cost within thirty 30 days of the delivery date and c Welding Guns Of Australia PTY LTD will not be liable for Goo...

Page 47: ...Cable Support Gas Connector Handle To Suit PP36 with Knobs All Xcel Arc Magmaweld MIG Welding Wires Electrodes Arc Leads Welding Cable Electrode Holder Earth Clamps TIG Welding Torches and Consumable...

Page 48: ...a Pty Ltd ABN 14 001 804 422 PO Box 3033 Lansvale NSW 2166 AUSTRALIA 112 Christina Rd Villawood NSW 2163 Phone 1300 864 644 Fax 02 9780 4244 Email sales unimig com au www unimig com au Welding Guns Of...

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