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MC103-40 Rev A

Weldarc 180i 

Operators Manual

Weldarc 180i Manual Arc/TIG Welder  
Model No. MC103-0, Iss A  
02/15

Summary of Contents for Weldarc 180i

Page 1: ...MC103 40 Rev A Weldarc 180i Operators Manual Weldarc 180i Manual Arc TIG Welder Model No MC103 0 Iss A 02 15...

Page 2: ...Welding Industries of Australia A division of ITW Australia Pty Ltd 1300 300 884 Info welding com au welding com au...

Page 3: ...1 Introduction 5 2 Receiving 6 3 Specifications 6 4 Operation 7 5 Controls 8 6 Installation 9 7 Basic Welding Information 9 8 General Maintenance 11 9 External Trouble Shooting 12 10 Service Informat...

Page 4: ...r suspending or mounting the Weldarc in any other manner Safe practices when using welding equipment These notes are provided in the interests of improving operator safety They should be considered on...

Page 5: ...unless coating is removed from the work surface the area is well ventilated or the operator wears an air supplied respirator Work in a confined space only while it is being ventilated and if necessary...

Page 6: ...tible s solubility followed by purging and inerting with nitrogen or carbon dioxide and using protective equipment as recommended in AS 1674 2 Water filling just below working level may substitute for...

Page 7: ...pplications Austarc 13S Classification E4313 A A smooth running electrode with a soft arc particularly suited to light sheetmetal and smooth mitre fillet welds Austarc 16TC Classification E4916 A A lo...

Page 8: ...mps Open Circuit Voltage VRD Safe 13 5 V UO 72 V Shipping weight 11 kg Includes leads 6 5 kg Power Source only 2 Receiving Check the equipment received against the shipping invoice to make sure the sh...

Page 9: ...voltage regulation Generators without voltage regulation must have a minimum capacity of 10 kW 4 Operation VRD Function Whenever the welding output of the Weldarc inverter is open circuit ie not arcin...

Page 10: ...select between modes There are two weld modes available 4 1 TIG Welding GTAW Lift arc start using TIG welding torch with separate gas supply 4 2 Stick Electrode Welding MMAW This mode is used for all...

Page 11: ...current available from the equipment As noted previously it is not recommended that the Weldarc inverter be powered from small engine driven generator sets unless they have adequate voltage regulatio...

Page 12: ...es Diameter mm Current Amps 2 0 40 60 2 5 60 85 3 2 90 130 4 0 130 180 TIG Welding GTAW Connection for TIG Welding For TIG Welding the torch is connected negative terminal Figure 4 illustrates the cor...

Page 13: ...electrode produces an unstable arc if this occurs regrind the electrode tip Fig 4 Cable and Hose Connections for TIG welding Before removing the equipment cover ENSURE that the equipment is disconnect...

Page 14: ...ing rate 5 If the supply voltage is too high or too low then the Over Temp light will be on and the machine will not deliver welding current Check the mains voltage supply Long extension cords can cau...

Page 15: ...5 4 1 2 2 1 3 4 D1 2 1 3 4 D2 2 1 3 4 2 1 3 4 VCC SGND G C E G C E G1 E1 G2 E2 G1 G2 E1 E2 OHT1 GND 24V CS1 CS2 V V 15V 15V IFB MMA IP 1 O C OHT2 VCC SGND J1 OHT FAN O C1 VCC 1 G1 G2 E1 E2 1 2 CN2 1...

Page 16: ...WIN555 B 76 18 Operators Manual 14 Trusted by the best Fig 12 Weldarc 180i Power Source Assembly 11 1 Assembly and Parts List Weldarc 180i Power Source 2 1 4 5 6 7 8 12 13 14 15 3 11 9 10...

Page 17: ...l 1 6 M0056 Front Panel 1 7 M0058 Knob 1 8 SA140 0 2 Output Socket 2 9 WIN555 Front Panel Sticker 1 10 R0032 Thermistor Output 1 11 D0036 Input Rectifier 2 12 R0031 Thermistor Input 1 13 M0057 Rear Pa...

Page 18: ...ther expenses incurred in claiming under this warranty are not covered by this warranty and will not be borne by Welding Industries of Australia Welding Industries of Australia will return the replace...

Page 19: ...placed if the goods fail to be of acceptable quality and the failure does not amount to a major failure The benefits given by this warranty are in addition to other rights and remedies which may be av...

Page 20: ...shade control Magnifying lens holder WIA Blue Helmet Part No 235620 DESIGNED FOR THE WELDER WHO WANTS PROTECTION PERFORMANCE COMFORT AT AN AFFORDABLE PRICE 1 year warranty Auto Darkening lens only Ba...

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