Unimig VIPER ARC 140 Operating Manual Download

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Suregrip Series

17V TIG TORCH

Standard Front End Parts

Part #

Description

18CG

Cup Gasket

Part #

Description

10N22

Collet 1.0mm

10N23

Collet 1.6mm

10N24

Collet 2.4mm

10N25

Collet 3.2mm

Part #

Description

10N30

Collet Body 1.0mm

10N31

Collet Body 1.6mm

10N32

Collet Body 2.4mm

10N28

Collet Body 3.2mm

Part #

Description

10N50

Alumina Nozzle

6mm #4

10N49

Alumina Nozzle

8mm #5

10N48

Alumina Nozzle

10mm #6

10N47

Alumina Nozzle

11mm #7

10N46

Alumina Nozzle

13mm #8

10N45

Alumina Nozzle

Ø 16

mm #10

10N44

Alumina Nozzle

19mm #12

Part #

Description

10N49L Long Alumina Nozzle Ø

8mm #5L

53N48L Long Alumina Nozzle Ø

10mm #6L

53N47L Long Alumina Nozzle Ø

11mm #7L

Part #

Description

54N01

Gas Lens Gasket

Part #

Description

45V25

Gas Lens Body 1.6mm

45V26

Gas Lens Body 2.4mm

45V27

Gas Lens Body 3.2mm

Part #

Description

54N14

Gas lens ceramic 8.0mm

54N15

Gas lens ceramic 7.0mm

54N17

Gas lens ceramic 5.0mm

Compact Gas Lens Front End Parts

Part #

Description

TR0004-10

1.0mm x 175mm thoriated tungsten electrode 2%

TR0004-16

1.6mm x 175mm thoriated tungsten electrode 2%

TR0004-24

2.4mm x 175mm thoriated tungsten electrode 2%

TR0004-32

3.2mm x 175mm thoriated tungsten electrode 2%

TR0004-16

RED

ANSI/AWS A5.12-98

ISO 6848 WT20

2% Thoriated:

Best stability

at medium currents, good arc

starts, medium tendency to spit,

medium erosion rate.

Commonly used for steel and

stainless steel applications

1/16 x 7” (1.6mm x 175mm)

3/32 x 7” (2.4mm x 175mm)

1/8 x 7” (3.2mm x 175mm)

Summary of Contents for VIPER ARC 140

Page 1: ...e read and understand this instruction manual carefully before the installation and operation of this equipment OPERATING MANUAL KUMJRVA140 Welding Guns Of Australia PTY LTD 2015 140AMP DC INVERTER ARC WELDER ...

Page 2: ...ven to be invaluable towards the evolution and future development of our equipment range This experience gives us the inside knowledge on what the arc characteris tics performance and interface between man and machine should be Within our team are specialist welders that have a proven history of welding knowledge and exper tise giving vital input towards ensuring that our machines deliver control ...

Page 3: ...ect input 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 We recommend RCD safety switch is used with this equipment to detect any leakage of current to earth Fumes and gases are dangerous Smoke and gas generated whilst welding or cutting can be harm...

Page 4: ...ause gas cylinders are normally part of the welding process be sure to treat them carefully CYLINDERS can explode if damaged Protect gas cylinders from excessive heat mechanical shocks physical damage slag open flames sparks and arcs Insure cylinders are held secure and upright to prevent tipping or falling over Never allow the welding electrode or earth clamp to touch the gas cylinder do not drap...

Page 5: ...ature inside the equipment The machine will be ready for use again when the internal temperature reaches safe level 2 3 Over Voltage Supply Regarding the power supply voltage range of the machine please refer to Main parameter table This equipment is of automatic voltage compensation which enables the maintaining of the voltage range within the given range In case that the voltage of input power s...

Page 6: ...h DC Scratch Start TIG capability and connection of the 17V TIG torch allows DC TIG welding of steel stainless steel bronze and copper The unique electronic design structure and air channel design in this machine speeds up the heat disapation of the power device improving the duty cycle of the machine The unique air channel design also effectively reduces dust ingestion by the fan dust build up an...

Page 7: ...ve Output Terminal Positive Output Terminal Primary Power LED Thermal Alarm LED Primary Input Power Lead On Off Power Switch Rear Machine Layout Description FRONT MACHINE LAYOUT DESCRIPTION Cooling Fan 140AMP DC INVERTER ARC WELDER ...

Page 8: ...create the arc and hold the electrode steady to maintain the arc 6 Hold the electrode slightly above the work piece to maintain the arc while travelling at an even speed to create and even weld deposition 7 To ﬁnish the weld break the arc by quickly snapping the electrode away from the work piece 8 Wait for the weld to cool and carefully chip away the slag to reveal the weld metal underneath 1 Con...

Page 9: ... 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 The arc and the immediate area are enveloped by an atmosphere of protective gas Core wire Flux coating Base metal Protective gas Arc Slag Weld pool Manual metal arc stick electrodes have a solid metal wire core and a ux coating These electr...

Page 10: ...ength no greater than the diameter of the core wire Electrode Angle The angle that the electrode makes with the work is important to ensure a smooth even transfer of metal When welding in down hand llet horizontal or overhead the angle of the electrode is generally between 5 and 15 degrees towards the direction of travel When vertical up welding the angle of the electrode should be between 80 and ...

Page 11: ... it 4 Connect the gas line of the Tig torch to regulator and connect the regulator to the gas cylinder 6 Set the welding current using the amperage control dial 4 Carefully open the valve of the gas cylinder set the flow to 6 10 l min 5 Assemble front end parts of the TIG torch ﬁ tting a sharpened tungsten suitable for DC welding 4 Connect the gas line to the regulator and connect to the gas cylin...

Page 12: ...1 2mm from the work piece 9 Now drag the torch backwards lightly touch the tungsten to the work piece as you drag the torch 10 The arc will strike as it does lift the tungsten slightly from the work piece to maintain the arc 7 Turn on the Gas Valve 8 Lay the outside edge of the Gas Cup on the work piece with the Tungsten Electrode 1 2mm from the work piece 9 Now drag the torch backwards lightly to...

Page 13: ...kness and types DC TIG welding is also the cleanest weld with no sparks or spatter LIFT ARC IGNITION for TIG tungsten inert gas Welding Lift Arc is a form of arc ignition where the machines has low voltage on the electrode to only a few volts with a current limit of one or two amps well below the limit that causes metal to transfer and contamination of the weld or electrode When the machine detect...

Page 14: ... pool Travel direction Angle torch Add Tig ller wire Retract the ller wire Move the torch forward to the front of the weld pool Repeat the process gas shield TIG Welding Fusion Technique Manual TIG welding is often considered the most dif cult of all the welding processes Because the welder must maintain a short arc length great care and skill are required to prevent contact between the electrode ...

Page 15: ... for its use Ceriated Color Code Orange Ceriated tungsten electrodes AWS classi cation EWCe 2 contain a minimum of 97 30 percent tungsten and 1 80 to 2 20 percent cerium and are referred to as 2 percent ceriated Ceriated tungstens perform best in DC welding at low current settings They have excellent arc starts at low amperages and become popular in such applications as orbital tube welding thin s...

Page 16: ... grain running lengthwise and thus grinding crosswise is grinding against the grain If electrodes are ground crosswise the electrons have to jump across the grinding marks and the arc can start before the tip and wander Grinding longitudinally with the grain the electrons ow steadily and easily to the end of the tungsten tip The arc starts straight and remains narrow concentrated and stable grind ...

Page 17: ...ber Description 1 WP17V Torch head WP17VF Torch head flexible 2 57Y02 Back cap long 3 57Y03 Meduim back cap 4 57Y04 Short back cap 5 UERBS Blank Kitt 6 UERSP1 Screw Pack 7 UERH100 Small Ergo Tig Handle 8 UERKJ100 Small Knuckle Joint 9 UERLC200 08 Leather Cover X 0 8mt 10 UERJK100 Jointing Repair Kit Part Number Description 11 UERNCL 32 Neoprene Cover X 3 2mt UERNCL 72 Neoprene Cover X 7 2mt 12 UER...

Page 18: ... 45V26 Gas Lens Body 2 4mm 45V27 Gas Lens Body 3 2mm Part Description 54N14 Gas lens ceramic 8 0mm 54N15 Gas lens ceramic 7 0mm 54N17 Gas lens ceramic 5 0mm Compact Gas Lens Front End Parts Part Description TR0004 10 1 0mm x 175mm thoriated tungsten electrode 2 TR0004 16 1 6mm x 175mm thoriated tungsten electrode 2 TR0004 24 2 4mm x 175mm thoriated tungsten electrode 2 TR0004 32 3 2mm x 175mm thor...

Page 19: ...tration Possible Reason Suggested Remedy Insuf cient heat input Increase the amperage or choose a larger electrode Poor welding technique Use the correct welding technique or seek assistance for the correct technique Poor joint preparation Check the joint design and t up make sure the material is not too thick Seek assist ance for the correct joint design and t up 5 Excessive penetration burn thro...

Page 20: ...e metal Remove materials like paint grease oil and dirt including mill scale from base metal Contaminated ller wire Remove all grease oil or moisture from ller metal Incorrect ller wire Check the ller wire and change if necessary 4 Yellowish residue smoke on the alumina nozzle discoloured tungsten Possible Reason Suggested Remedy Incorrect Gas Use pure Argon gas Inadequate gas ow Set the gas ow be...

Page 21: ...and re grind the tungsten Incorrect tungsten size and or tung sten being used 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 At initial set up and at regular intervals we recommend to check for gas leakage Recommended procedure is as fo...

Page 22: ... 3 Years Clause 3 UNI TIG Jasic Inverter TIG Power Source Only 3 Years Clause 3 UNI MIG Water Cooler 1 Year Clause 3 T R Pulse MIG Power Source Only 2 Year Clause 3 T R Pulse MIG SWF Power Source Separate Wire Feeder Only 2 Year Clause 3 UNI PLAS Power Source Only 3 Years Clause 3 UNI PLAS Jasic Series Power Source Only 2 Years Clause 3 UNI PLAS Site Cut Series Power Source Only 1 Year Clause 3 UN...

Page 23: ...he provisions outlined 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 Goods which have not been stored or used in a proper manner and d the Goods are returned in the condition in which they were delivered and with all packaging material brochures and ...

Page 24: ...t Board Gun Plug House Cable Support Gas Connector Handle To Suit PP36 with Knobs All Xcel Arc Magmaweld Mig Welding Wires Electrodes Arc Leads Welding Cable Electrode Holder Eatch Clamps TIG Welding Torches and Consumables to suit such as Tungsten Electrodes Collet Collet Body Alumina Nozzle Torch Head Torch Head water Cooled Torch Head Flexible Back Caps Gas Lens Torch Handle Cup Gasket Torch Bo...

Page 25: ...25 Notes ...

Page 26: ...26 Notes ...

Page 27: ...27 Notes ...

Page 28: ...tina Rd Villawood NSW 2163 Phone 02 9780 4200 Fax 02 9780 4244 Email sales unimig com au Web www unimig com au Welding Guns Of Australia Pty Ltd ABN 14 001 804 422 UNI FLAME UNI FLAME AUTOLIFT Welding Guns Of Australia PTY LTD 2015 DC INVERTER ARC WELDER ...

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