Table of Contents
Troubleshooting
Related Manuals for Unimig VIPER
Summary of Contents for Unimig VIPER
- Page 1 OPERATING MANUAL 2 YEAR KUMJRVM185 WARRANTY (POWER SOURCE) Please read and understand this instruction manual carefully before the installation and operation of this equipment. © Welding Guns Of Australia PTY LTD 2018...
- Page 2 • New product will not be supplied unless Welding Guns Of Australia PTY LTD has inspected product returned for warranty and agrees to replace product. • Product will only be replaced if repair is not possible • Please view full Warranty term and conditions supplied with machine or at www.unimig.com.au/warranty-registration/ or at the back of this manual. REGISTER YOUR MACHINE ONLINE TO RECEIVE AN ADDITIONAL 6 MONTHS ON YOUR WARRANTY Visit unimig.com.au/warranty-registration/ to register your machine.
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Page 3: Table Of Contents
CONTENTS WARRANTY SAFETY VIPER 185 TECHNICAL DATA MACHINE PARTS LAYOUT MIG WITH GAS INSTALLATION GASLESS MIG INSTALLATION WIRE INSTALLATION & SET UP GUIDE MIG TORCH LINER INSTALLATION TORCH & WIRE FEED SET UP FOR ALUMINIUM WIRE MIG WELDING GUIDE SPOOL GUN SETUP... - Page 4 • Measures should be taken to protect people in or near the surrounding working area. Use protective screens or barriers to protect others from flash,glare and sparks; warn others not to watch the arc. 4 | VIPER MIG 185 Manual...
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Page 5: Safety
Hot parts. Items being welded/cut generate and hold high heat and can cause severe burns. Do not touch hot parts with bare hands. Allow a cooling period before working on the welding/cutting gun. Use insulated welding gloves and clothing to handle hot parts and prevent burns. VIPER MIG 185 Manual | 5... - Page 6 TROUBLE SHOOTING Caution: Only qualified technicians are authorized to undertake the repair of this welding/cutting equipment. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed in this manual. 6 | VIPER MIG 185 Manual...
- Page 7 Welding Guns Of Australia PTY LTD, authorised representatives or agents of Welding Guns Of Australia PTY LTD will not be liable or responsible for the loss of any gas. VIPER MIG 185 Manual | 7...
- Page 8 FEATURES OVERVIEW • 10 AMP Plug The VIPER MIG 185 is the ultimate multi process welder for the DIY enthusiast wanting MIG, TIG and STICK welding functions. Buying multiple welders can be • MIG with Gas and Gasless function costly, especially for your personal projects and repair jobs. Combining the power •...
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Page 9: Viper 185 Technical Data
VIPER MIG 185 FEATURES TECHNICAL DATA TIG SPECIFICATIONS KUMJRVM185 TIG FUNCTION TYPE DC Lift Arc PRIMARY INPUT VOLTAGE 240V Single Phase TIG WELDING CURRENT RANGE 10-160A SUPPLY PLUG 10 AMP TIG DUTY CYCLE @ 40°C 10% @ 160A RATED INPUT POWER (kVA) -
Page 10: Machine Parts Layout
14. Socket for Spool Gun Hole 1: Spool Gun power source ”-” Hole 2: Spool Gun power source ”+” Hole 3~9: Null 15. Fan 16. Gas inlet 17. Input power cord 18. Gas inlet 19. Warning mark 20. Rating plate 10 | VIPER MIG 185 Manual... - Page 11 MACHINE PARTS LAYOUT 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...
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Page 12: Mig With Gas Installation
(8) Feed wire over the drive roller into the outlet guide Groove for Hard Wires. U Groove for Aluminium. left hand thread ) Feed the wire through the inlet guide tube, Push the wire through approx 150mm. Knurled for Flux Cored tube into the drive roller. 12 | VIPER MIG 185 Manual... - Page 13 (15) Set welding parameters using the voltage and (16) Adjust the burn back control to prevent the wire wire feed controls. sticking in the weld pool. Burn back control is located above the wire feed motor VIPER MIG 185 Manual | 13...
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Page 14: Gasless Mig Installation
(8) Feed wire over the drive roller into the outlet guide Flux Core wire left hand thread ) Feed the wire through the inlet guide tube, Push the wire through approx 150mm. tube into the drive roller. 14 | VIPER MIG 185 Manual... - Page 15 (15) Set welding parameters using the voltage and (16) Adjust the burn back control to prevent the wire wire feed controls. sticking in the weld pool. Burn back control is located above the wire feed motor. VIPER MIG 185 Manual | 15...
- Page 16 U GROOVE DRIVE ROLLER - SOFT WIRE Part-No Description 0.8-1.0U30/22 Drive Roll U Groove 1.0-1.2mm 0.9-1.0U30/22 Drive Roll U Groove 0.9-1.0mm 0.9-1.2U30/22 Drive Roll U Groove 0.9-1.2mm 1.0-1.2U30/22 Drive Roll U Groove 1.0-1.2mm 16 | VIPER MIG 185 Manual...
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Page 17: Wire Installation & Set Up Guide
If this happens increase the pressure on the tension required. Carefully re-tighten the locking nut and screw at the drive rollers, increase the tension if it slips. spring inside the spool holder assembly using the to hold the new position. tension adjustment screw. VIPER MIG 185 Manual | 17... -
Page 18: Mig Torch Liner Installation
(8) Replace the front end parts (9) Fully screw down the liner retaining nut and nip it up tight. This compresses the liner inside torch neck. the torch cable assembly preventing it moving during use and ensures good wire feed. 18 | VIPER MIG 185 Manual... -
Page 19: Torch & Wire Feed Set Up For Aluminium Wire
(7) Fit the liner collet, liner O-ring and liner (8) Push the liner firmly into the torch lead and (9) Install a U groove drive roller of the correct retaining nut. tighten the liner retaining nut size for the diameter wire being used. VIPER MIG 185 Manual | 19... - Page 20 Stanley knife just in front of the drive roller (16) Fit an Aluminium contact tip of the correct (17) Fit the remaining front end parts to the size to match the wire diameter being used torch neck ready for welding. 20 | VIPER MIG 185 Manual...
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Page 21: Mig Welding Guide
100 times per second, making the arc appear constant to the human eye. MIG Circuit Diagram 4. Wire Feeder - 5. Wire Spool - 6. Gas MIG Torch - Work Piece - Power Source - VIPER MIG 185 Manual | 21... - Page 22 The heat of the arc melts the end of the wire slightly as it feeds towards the base metal 22 | VIPER MIG 185 Manual...
- Page 23 (C) Drag Technique 10° 10° Travel direction Travel direction Travel direction Wire pointed ahead of bead Wire pointed back into bead Flat even weld profile light Narrower weld profile Narrow higher weld profile penetration even penetration more penetration VIPER MIG 185 Manual | 23...
- Page 24 Too long stick out will cause an unstable arc, lack of penetration, lack of fusion and increase spatter. Too long Too short Normal stick out 5-10mm Even arc, good penetration Unstable arc, spatter, over Unstable arc, spatter, poor even fusion, good finish heat contact tip penetration and fusion 24 | VIPER MIG 185 Manual...
- Page 25 The correct travel speed keeps the arc at the leading edge of the weld pool allowing the base metal to melt sufficiently to create good penetration, fusion and wetting out of the weld pool producing a weld deposit of good quality. Correct Travel Speed Even shaped bead Good toe fusion Good side wall fusion Good penetration VIPER MIG 185 Manual | 25...
- Page 26 Argon Co2 mixed gas. Argon Co2 mix gas offers better weld ability for thin metals and has a wider range of setting tolerance on the machine. Argon 80% Co2 20% is a good all round mix suitable for most applications. Argon Co2 Penetration Pattern for Steel 26 | VIPER MIG 185 Manual...
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Page 27: Spool Gun Setup
(7) Push the cover release button to unlock the wire (8) Place a spool of wire onto the Spool holder. Note: feed /spool cover. the spool retaining nut is Left Hand thread, turn it clockwise to undo it. VIPER MIG 185 Manual | 27... - Page 28 (16) Set welding parameters using the voltage and (17) Adjust the burn back control to prevent the wire flow to 8-12 L/min wire feed controls. sticking in the weld pool. Burn back control is located above the wire feed motor 28 | VIPER MIG 185 Manual...
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Page 29: Lift Arc Dc Tig Welding Setup
4. Connect the gas line of the TIG torch to regulator and connect the regulator to the gas cylinder. Assemble front end parts of the TIG torch. (6) Carefully open the valve of the gas cylinder, set the (7) Set the welding current using the amperage control flow to 6-10 l/min dial. VIPER MIG 185 Manual | 29... -
Page 30: Lift Arc Dc Tig Operation
Welding Guns Of Australia PTY LTD, authorised representatives or agents of Welding Guns Of Australia PTY LTD will not be liable or responsible for the loss of any gas. 30 | VIPER MIG 185 Manual... -
Page 31: Dc Tig Welding Guide
Rock the torch back in the opposite Lift the torch to maintain the arc tungsten touching the work tungsten touches the work & hold direction, the arc will ignite as the momentarily tungsten lifts off the work VIPER MIG 185 Manual | 31... - Page 32 75° Travel direction 15° Form a weld pool Angle torch Add TIG filler wire Gas shield Retract the filler wire Move the torch forward to the front of Repeat the process the weld pool 32 | VIPER MIG 185 Manual...
- Page 33 AC welding Zirconiated tungsten produces a very stable arc and is resistant to tungsten spitting. It is ideal for AC welding because it retains a balled tip and has a high resistance to contamination. Its current-carrying capacity is equal to or greater than that of thoriated tungsten. Zirconiated tungsten is not recommended for DC welding. VIPER MIG 185 Manual | 33...
- Page 34 • Offer less arc weld • Have a wider arc • Have a more consistent arc The included angle determines weld bead shape and size. Generally, as the included angle increases, penetration increases and bead width decreases. 34 | VIPER MIG 185 Manual...
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Page 35: Mma (Stick) Welding Set Up
(7) To finish the weld, break the arc by quickly snapping (8) Wait for the weld to cool and carefully chip away maintaining the arc while travelling at an even speed. the electrode away from the work piece. the slag to reveal the weld metal below. VIPER MIG 185 Manual | 35... -
Page 36: Mma (Stick) Welding Guide
• Establishing arc characteristics • Adding alloying elements. Covered electrodes serve many purposes in addition to adding filler metal to the molten pool. These additional functions are provided mainly by the covering on the electrode. Slag Weld pool 36 | VIPER MIG 185 Manual... - Page 37 Joint preparation will depend on the method used include sawing, punching, shearing, machining, flame cutting and others. In all cases edges should be clean and free of any contaminates. The type of joint will be determined by the chosen application. VIPER MIG 185 Manual | 37...
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Page 38: Sb15 Mig Torch & Spares
Handle Cable Support C/W Ball Joint UC1528 Hybrid Gun Plug Body C/W Spring Pins UB1517-30 Hyperflex Cable Assembly x 3mt UB1524 Gun Plug ‘O’ Ring UB1517-40 Hyperflex Cable Assembly x 4mt UB1525 Liner Nut UB1517-50 Hyperflex Cable Assembly x 5mt 38 | VIPER MIG 185 Manual... - Page 39 Red Aluminium Liner 3 Metre 0.9 - 1.2mm TLR4M Red Aluminium Liner 4 Metre 0.9 - 1.2mm NKSTL Neck Spring for Aluminium These parts are manufactured in China and are offered as replacement parts suitable for “BINZEL®” style torches. VIPER MIG 185 Manual | 39...
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Page 40: Mig Welding Trouble Shooting
Not enough heat input Select a higher voltage range and /or adjust the wire speed to suit Reduce travel speed Contaminated base metal Remove materials like paint, grease, oil, and dirt, including mill scale from base metal. 40 | VIPER MIG 185 Manual... -
Page 41: Mig Wire Feed Trouble Shooting
Wire crossed over on the spool or tangled Remove the spool untangle the wire or replace the wire Contaminated MIG wire Use clean dry rust free wire. Do not lubricate the wire with oil, grease etc VIPER MIG 185 Manual | 41... -
Page 42: Tig Welding Trouble Shooting
Incorrect tungsten size or type Check and change the size and or the tungsten if required Loose connection Check all connectors and tighten Earth clamp not connected to work Connect the earth clamp directly to the work piece wherever possible 42 | VIPER MIG 185 Manual... -
Page 43: Mma (Stick) Welding Trouble Shooting
Check the joint design and fit up, make sure the material is not too thick. Seek assistance for the correct joint design and fit up 7: Electrode welds with different or unusual arc characteristic Possible Reason Suggested Remedy Incorrect polarity Change the polarity, check the electrode manufacturer for correct polarity VIPER MIG 185 Manual | 43... -
Page 44: Spare Parts Identification
Power switch 10068387 Control board fixed plate 10068406 Median baffle 10068349 Control panel 10054475 Wire feeding spindle 10046712 Meter 10068410 Wire feeder 10026117 Change-over switch 10041716 Wire feeder fixed cover Knob 10068307 Bottom plate 10068360 Euro connector 44 | VIPER MIG 185 Manual... -
Page 45: Warranty Terms
Welding Guns Of Australia Pty Ltd (‘Us’, ‘We’) warrants that the following products under UNIMIG, UNI-TIG, UNI-PLAS, UNI-FLAME, TECNA, T&R, HIT- 8SS & ROTA, supplied by Us and purchased by you from an Authorised UNIMIG, UNI-TIG, UNI-PLAS, UNI-FLAME, TECNA, T&R, HIT-8SS & ROTA Dealer throughout Australia are free of Material and Faulty Workmanship defects except for those products listed under ‘Warranty Exclusions’. - Page 46 To the extent permitted by law, our total liability for loss or damage of every kind related to the product in any way whatsoever is limited to the amount paid to the retailer by you for the product or the value of the product. No responsibility will be taken for products lost, damaged or mislaid whilst in transit. 46 | VIPER MIG 185 Manual...
- Page 47 • Failure or any breakage caused by overload, dropping or abusive treatment or use by the customer • Repair, modifications or other work carried out on the product other than by an Authorised UNIMIG, UNI-TIG, UNI-PLAS, UNI-FLAME, TECNA, T&R, HIT- 8SS &...
- Page 48 Welding Guns Of Australia 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 Australia PTY LTD 2018...
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