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R-Tech TIG162DC TFT Operation Instructions Manual
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R-Tech TIG162DC TFT Operation Instructions Manual

Digital dc tig welder
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www.r-techwelding.co.uk
email: salesdept@r-techwelding.co.uk
Tel: 01452 733933 Fax 01452 733939
R-TECH TIG162DC TFT
DIGITAL DC TIG WELDER
OPERATION INSTRUCTIONS
Version 2024-1

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Summary of Contents for R-Tech TIG162DC TFT

  • Page 1 Tel: 01452 733933 Fax 01452 733939 R-TECH TIG162DC TFT DIGITAL DC TIG WELDER OPERATION INSTRUCTIONS Version 2024-1...

  • Page 3: Table Of Contents

    Index Page Introduction Safety Precautions Electrical Installation Technical Specifications Connections Controls & Settings DC TIG EASY SETUP DC TIG Manual Mode Memory Storing MMA STICK EASY SETUP MMA STICK Manual Mode Fault Finding Safety Information...
  • Page 4 Thank you for selecting the R-Tech TIG162DC-TFT Digital Inverter DCTig Welder. The TIG162DC-TFT Digital has many benefits over traditional TIG welders, including EASY SETUP, 20 memory stores, pulse welding, slope up/down, remote foot pedal, option and an industrial 60% duty cycle.

  • Page 5: Introduction

    Welding Capability – Duty Cycle The R-Tech TIG162DC Digital is rated at 160 Amps at 60% duty cycle on a ten minute basis. If the duty cycle is exceeded a thermal protector will shut machine off until the machine cools.

  • Page 6: Safety Precautions

    Safety Precautions Read entire section before starting installation. Warning! Electric Shock can kill – Only qualified personnel should perform this installation. Turn off input power at the fuse box before working on this equipment. Do not touch electrically live parts. Always connect the machine to an earthed mains supply as per national recommended standards.

  • Page 7: Electrical Installation

    Electrical installation WARNING ELECTRIC SHOCK CAN KILL Electric Shock can kill – Only qualified personnel should perform this installation. Turn off input power at the fuse box before working on this equipment. Do not touch electrically live parts. Always connect the machine to an earthed mains supply as per national recommended standards.
  • Page 8 Allow machine to sit for 5 minutes minimum to allow the power capacitors to discharge before working inside this equipment. Do not touch electrically live parts The TIG162DC TFT DIGITAL Inverter Tig Welder requires a 240V 50/60Hz supply. It requires a 16A supply. It comes with a 2.5 metre mains cable attached.

  • Page 9: Technical Specifications

    Technical specifications Input 240V AC 50/60Hz Input amperage 16A Gross weight 14 KG Dimensions 310H x 195W x 425L (mm) Insulation IP21S Current range DC 3A - 160A No load voltage 70-80VDC Duty cycle 60% @ 160A Arc starting modes HF, Lift Trigger modes Manual mode 2T,4T, REMOTE PEDAL,2T+F, 4T+F...

  • Page 10: Connections

    Connections Front panel connections TIG mode - negative con- Quick release gas 7 pin socket for torch TIG mode - connect nector for TIG torch torch connector switch or remote earth lead foot pedal MMA mode - connect MMA mode - connect earth to negative MMA lead Rear panel connections...
  • Page 11 Rear panel connections cont.. Extra earth connection Extra earth connection, used if you experience local interference (not normally used)
  • Page 12 Front panel Digital Colour Screen Easy to navigate menu system EASY SET mode - Pre-programmed weld settings DC TIG & MMA 1 - SELECT knob - Press to cycle through welding options Turn knob so option required turns RED. Now press in knob and value will turn RED. Now turn to adjust setting to desired value.

  • Page 13: Controls & Settings

    MMA (STICK) in Manual mode DC EASY MODE R-Tech Easy mode takes the guesswork out of TIG welding. You normally had to enter all weld settings before beginning to weld on manual welders, we have done this for you. You simply select the following from easy to understand screen.
  • Page 14 DC EASY MODE In this screen you can adjust 4 settings Trigger operation 2T/4T/PEDAL/2T+F/4T+F Start type - HF/Lift Tungsten size Work thickness Turn selector knob until Trigger option is highlighted in RED as below. Now press in selector knob again so option turns RED Now turn knob to select 2T, 4T, Pedal, 2T+P, 4T+P Once you have desired setting, press selector knob in and setting will turn white You can now turn knob to select Start type...
  • Page 15 DC EASY MODE cont.. Start mode Turn selector knob until START option is highlighted in RED as below. Now press in selector knob again so option turns RED Now turn knob to select HF or LIFT start mode Once you have desired setting, press selector knob in and setting will turn white You can now turn knob to select Tungsten...
  • Page 16 DC EASY MODE cont.. Tungsten size Turn selector until TUNGSTEN option is highlighted in RED as below. Now press selector knob again so option turns RED as below Now turn knob to select tungsten size. Options are 1.6mm and 2.4mm Once you have desired setting, press selector knob in and setting will turn white You can now turn knob to select Work thickness...
  • Page 17 DC EASY MODE cont.. Work Thickness Turn selector until WORK THICKNESS option is highlighted in RED as below. Now press selector knob in so option turns RED as below Now turn knob to select work thickness. Options are 1.6mm Tungsten = 0.8, 1.0, 1.2, 1.5, 2, 3mm 2.4mm Tungsten = 0.8, 1.0, 1.2, 1.5, 2, 3, 4mm Once you have desired setting, press selector knob in and setting will turn white The amperage for job is now displayed - you can now start welding.
  • Page 18 DC MANUAL MODE R-Tech DC TIG manual mode gives you full control over every weld parameter available. DC Modes available. DC Standard (No pulse) DC Pulse TO ENTER MANUAL MODE - Press HOME button, then from HOME page turn dial and select TIG by pressing menu select button.
  • Page 19 DC MANUAL MODE cont.. START MODE Turn selector until START is highlighted in RED, now press selector to highlight setting below in RED, turn dial to required setting, then press selector in to set. HF Options HF start - normal auto arc starting. LIFT - Lift start for welding without HF when working on vehicles to protect electronics.
  • Page 20 DC MANUAL - HOME SCREEN cont.. REMOTE Options 2T - Press trigger to start weld, release to finish weld. 4T - Press and hold trigger to start weld at start amps, release trigger to go to main amps. To finish weld - Press and hold trigger to go to end amps, release and weld will stop.
  • Page 21 DC MANUAL - HOME SCREEN cont.. Amperage adjustments Turn selector knob so amperage on left is highlighted in RED, press select button in, then adjust to re- quired amperage, you are now ready to go to 2nd settings screen. Below is image of 2nd level TIG manual screen. Here you can select Pre-flow gas time Start amps...
  • Page 22 Main welding settings screen. After setting home screen settings as required, now press the menu select button and the 2nd level screen will be shown as below. Pre-flow Gas Use select knob to highlight setting, then press, then adjust required Pre-flow gas time, then press select knob to enter.
  • Page 23 Up slope Use select knob to highlight setting, then press, then adjust required Up-slope time, then press select knob to enter. Adjustable between 0 - 10 seconds Down slope Use select knob to highlight setting, then press, then adjust required Down-slope time, then press select knob to enter.
  • Page 24 End amps Use select knob to highlight setting, then press, then adjust required end amps, then press select knob to enter. Adjustable between 3A - 160A Post flow gas time Use select knob to highlight setting, then press, then adjust required Post-flow gas time, then press select knob to enter.
  • Page 25 DC Manual with PULSE ON After selecting PULSE on home screen you will now see 3 further options in DC manual 2nd screen. Pulse Time Use select knob to adjust required pulse time, then press to enter setting. Adjustable between 5 - 95% Pulse Frequency Use select knob to adjust pulse frequency then press, then press to enter setting.
  • Page 26 DC Manual with PULSE ON cont.. Pulse Amps Use select knob to adjust pulse amps then press to enter setting. Adjustable between 3 - 100% Now you have set the 3 required pulse settings you can start your weld. Brief explanation of pulse settings Pulse time When pulse welding you have the main (peak) and base (background) amperage.
  • Page 27 DC SPOT / TACK Modes Tack welding allows you to produce one single fast tack weld for a selected time when trigger is pressed. You can also set a stitch time which will then set a delay time after first tack and then another tack weld will be started and this will be repeated for as long as trigger is pressed.
  • Page 28 DC TACK/SPOT Mode cont.. SPOT welding allows you to product one single spot weld for a selected time when trigger is pressed. You can also set a stitch time which will then set a delay time after first spot and then another spot weld will be started and this will be repeated for as long as trigger is pressed.
  • Page 29 Memory store save and load function 20 memory stores are available so you can save your preferred weld settings. To access program save menu, press the SAVE/LOAD button for 3 seconds. The following screen will appear. DC TIG - NO PULSE Use the select knob to move to required save slot.
  • Page 30 DC STICK in MANUAL mode DC MMA EASY MODE R-Tech EASY SET mode takes the guesswork out of MMA welding. You normally had to enter all weld settings before beginning to weld on manual welders, we have done this for you.
  • Page 31 Selecting EASY SET STICK MMA parameters Use the select knob to move between each setting - once setting is highlighted in RED press control knob to highlight setting in RED then turn to change. Once correct setting is selected, press knob again to enter.
  • Page 32 MMA - STICK WELDING MANUAL MODE DC STICK in MANUAL mode TO ENTER MANUAL MODE - Press HOME button, then from HOME page turn dial and select STICK by pressing in menu select button. Use the select knob to move between each setting - once setting is highlighted in RED press control knob to highlight setting in RED then turn to change.
  • Page 33 MMA - STICK WELDING MANUAL MODE cont.. After setting home screen settings as required, now press the menu select button on right of screen and the 2nd level screen will show as below. DC MODE - STICK SETTINGS You can now select the following 3 parameters. Turn select knob to highlight setting in yellow, press again to highlight in red, adjust as required then press knob in to set.
  • Page 34 Allow machine to cool down and check fan vents for obstructions E02 - Overcurrent Reset machine and if problem persists contact R-Tech support team. E05 - Shorted Trigger This will show after the torch trigger or foot pedal has been pressed and the arc has not been established after 4 seconds.