Rtech PROArc 175 Operation Instructions Manual Download Page 9

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Controls and Settings

Current Control Knob

This selects the welding power and is shown in LED display (3)

Warning indicator light

Lights RED when over-heat thermostat protection has occurred, due to over work or poor

airflow. Fan will continue to run and once machine has cooled down light will go off and

machine is ready to use.

Note: This light will come on for 1-2 seconds when first turned on and then will go off once

start up self test has finished.

3. Display LED

This LED shows the selected welding current.

4. MMA / Lift TIG switch

Selects MMA or Lift Tig operation

Summary of Contents for PROArc 175

Page 1: ...www r techwelding co uk Email sales r techwelding co uk Tel 01452 733933 Fax 01452 733939 ProArc 175 INVERTER ARC WELDER OPERATION INSTRUCTIONS Version 2014 1...

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Page 3: ...on can be found on data plate at rear of machine Product PROARC175 Serial No ___________________________________ Date of Purchase _____________________________ Where Purchased ________________________...

Page 4: ...R Tech PROARC175 is recommended for the MMA welding processes within its output capacity of 175 Amps DC Equipment Limitations The R Tech PROARC175 is protected from overloads beyond the output ratings...

Page 5: ...cles towards the welder An abundance of conductive material can cause plant failure Stacking This machine cannot be stacked Transport Unloading Never underestimate the weight of equipment never move o...

Page 6: ...and cracks that allow high frequency leakage 4 Keep the torch in good repair and all connections tight to reduce leakage 5 Keep earth lead connection to work in good condition Clean area on workbench...

Page 7: ...according to national coding Brown wire Live Blue wire Neutral Green Yellow Wire Earth Ground Front machine connections Fig 1 1 Negative welding power connector MMA Connect the earth cable dinse plug...

Page 8: ...8 Rear machine connections Fig 2 1 On Off Switch This switches machine on off 2 Mains input cable Connect electrical plug as required...

Page 9: ...occurred due to over work or poor airflow Fan will continue to run and once machine has cooled down light will go off and machine is ready to use Note This light will come on for 1 2 seconds when fir...

Page 10: ...n be dangerous Keep your head out of fumes gases produced from welding Use ventilation or exhaust to remove fumes gases from breathing zone and general area WARNING WELDING SPARKS can cause fire or ex...

Page 11: ...re always live take care and do not touch electrode and earth by person at same time otherwise electric shock will occur Maintenance Routine and periodic maintenance WARNING ELECTRIC SHOCK CAN KILL Tu...

Page 12: ...1 No output LED display is not lit Check machine on off switch is in the on position Check Input power to machine Check plug wiring Check mains trip fuses 2 No output Fan runs LED display is lit Warni...

Page 13: ...Humidity in electrodes Long arc get electrode closer to work TIG welding problems 1 Tungsten electrode blasts off when arc is started Welding current set too high reduce welding current or use larger...

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