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Summary of Contents for Ross RXT180ACDC
- Page 1 Protect yourself and others by observing all safety information, warnings, and cautions. Failure to comply with instructions could result in personal injury and/or damage to product or property. Please retain instructions for future reference! ROSSWELDING RXT180ACDC...
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Page 2: General Description
IMPORTANT PLEASE read all of the safety and operating instructions carefully before using this product. Please pay particular attention to all sections of this manual that carry warning symbols and notices. WARNING! THIS is a Warning symbol. This symbol is used throughout the manual whenever there is a risk of per- sonal injury. - Page 3 WARNING! SAFETY INSTRUCTIONS The user of this welder is responsible for his own and the safety of others. It is most important to read, learn and respect the rules in this user guide. When using this welder, basic safety precautions, including the following, should be followed to reduce the risk of fire, electric shock and personal injury.
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Page 4: Welding Cables
SAFETY INSTRUCTIONS … cont DRESS PROPERLY Use protective gloves and fire resistant protective clothing when using the welder. Avoid exposing skin to the ultraviolet rays produced by the arc. ALWAYS USE THE WELDING MASK Under no circumstances should the welder be operated unless the welding mask is protecting the eyes and face. -
Page 5: Additional Precautions
ADDITIONAL PRECAUTIONS WELDING OPERATIONS: In environments with increased risk of electric shock; In confined spaces; In the presence of flammable or explosive materials; MUST BE evaluated in advance by an “expert supervisor” and must always be carried out in the presence of other people trained to intervene in emergencies. POSITION and HANDLING Position the welding machine on a horizontal surface that is able to support the weight: otherwise (e.g. -
Page 6: Warning Symbols
WARNING! When using this welder, provide adequate ventilation or facilities for the removal of weld- ing fumes near the arc; a systematic approach is needed in evaluating the exposure limits for the welding fumes, which will depend on their composition, concentration and the length of the exposure itself. -
Page 7: The Rating Plate
THE RATING PLATE The rating plate is fitted to the welder and displays the following symbols and information. Mains supply, single phase Regulatory compliance mark. A.C. 50/60Hz Welding Modes Single phase input, frequency conversion, rectifier TIG/MMA Duty Cycle Welding Current I1max Maximum Input current Welding Voltage... -
Page 8: Know Your Welder
KNOW YOUR WELDER Front Panel [1] OVER CURRENT ALARM (Active in all modes) This lamp will illuminate and welding will stop when instantaneous current too high or there is an internal error. [2] OVERHEAT. (Active ALL MODES) This lamp will illuminate when the duty cycle has been ex- ceeded. - Page 9 [7] TIG MODE SWITCH (Active in TIG MODE) ie AC welding current or DC welding current. [8] 2-STEP/4-STEP (Active in TIG MODE ) This switch controls how the machine reacts to the trig- ger switch on the welding torch. • 2 STEP mode - Squeeze the trigger to start welding and release it to stop. •...
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Page 10: Rear Panel
[20] ARC FORCE (Active in MMA mode) Arc force control helps prevent the electrode sticking to the work by sensing a drop in arc voltage and compensates by increasing the arc voltage. [21] Main Power switch to turn the welder ON and OFF [22] Digital LED display. - Page 11 TIG AC SETUP PROCEDURE 1. Select “2-STEP”, [8] “TIG” [9] and “AC” [7] modes. 2. Switch on the power source [21], the machine will turn on and fan will operate. 3. Set the gas flow at the regulator 4. Set the “cleaning width” [12] according to the degree of oxidization of work piece or preference of arc characteristic.
- Page 12 TYPICAL MMA (STICK) SETUP Mains Supply [13] Electrode Holder [19] Welding Cable Ground cable and clamp CAUTION! When fitting the welding leads to the unit, twist the plugs clock- wise and ensure that they are tight in the sockets. Loose connec- tors will overheat, damage the unit and void warranty.
- Page 13 Amperage Selection Guide Rod Size Welding Current 1.6mm 40 - 50 Amps 2.0mm 50 - 75 Amps 2.5mm 75 - 105 Amps 3.2mm 105 - 135 Amps 4.0mm 135 - 190 Amps TROUBLESHOOTING GUIDE TIG WELDING PROBLEM CHECK HF but no welding current Welding circuit Check earth lead is connected.
- Page 14 Incorrect tungsten size and or tungsten Check and change the size and or the tungsten if required being used Loose connection Check all connectors and tighten Loss of high frequency Check torch and cables for cracked insulation or bad connections. Check spark gaps and adjust if necessary Arc difficult to start or will not start AC welding...
- Page 15 Yellowish residue / smoke from alu- mina nozzle & discoloured tungsten Incorrect Gas Use pure Argon gas Inadequate gas flow Set the gas flow between 10 - 15 l/min flow rate Inadequate post flow gas Increase the post flow gas time Alumina gas nozzle too small for size of Increase the size of the alumina gas nozzle tungsten being used...
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Page 16: Warranty
THE WHITE INTERNATIONAL policy is one of continuous improvement and the company reserves the right to the alter designs, colours and specifications without notice. For information on all ROSS products please visit: www.rosstools.com.au The ROSS logo and Bull device are trademarks of WHITE INTERNATIONAL Pty Ltd.
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