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IM7907-5
Apirl. 2015
Rev. 01
®
arcweld
TIG 205 DC
For use with machine Part Number K69029-7, Code 76263
Safety Depends on You
®
arcweld
machine is designed
and built with safety in mind.
However, your overall safety
can be increased by proper
installation and thoughtful
operation on your part. DO NOT
INSTALL, OPERATE OR
REPAIR THIS EQUIPMENT
WITHOUT READING THIS
MANUAL AND THE SAFETY
PRECAUTIONS CONTAINED
THROUGHOUT. And, most
importantly, think before you act
and be careful.
Copyright © 2015 The Shanghai Lincoln Electric Company
THE SHANGHAI LINCOLN ELECTRIC COMPANY
No. 195, Lane 5008, Hu Tai Rd. Baoshan, Shanghai, PRC 201907
www.lincolnelectric.com.cn
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Summary of Contents for arcweld TIG 205 DC
- Page 1 IM7907-5 Apirl. 2015 Rev. 01 ® arcweld TIG 205 DC For use with machine Part Number K69029-7, Code 76263 Safety Depends on You ® arcweld machine is designed and built with safety in mind. However, your overall safety can be increased by proper installation and thoughtful operation on your part.
- Page 2 ® Thank you for selecting QUALITY arcweld products. Please examine the packaging and equipment for damage. Claims for material damaged in shipment must be notified immediately to the authorized dealer from whom you purchased the machine. For future reference, please record your equipment identification information in the table below.
- Page 3 SAFETY WARNING ARC WELDING CAN BE HAZADOUS. PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING. BE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY BY QUALIFIED INDIVIDUALS. ELECTRIC AND ELECTRIC SHOCK can MAGNETIC FIELDS...
- Page 4 SAFETY FUMES AND GASES WELDING SPARKS can be dangerous. can cause fire or explosion. 6.a Remove fire hazards from the welding area. If this Welding may produce fumes and gases is not possible, cover them to prevent the welding hazardous to health. Avoid breathing these sparks from starting a fire.
- Page 5 SAFETY...
- Page 6 SAFETY...
- Page 7 GENERAL INTRODUCTION VOLT-AMPERE CHARACTERISTIC ® ® arcweld TIG 205 DC is a new generation of multi arcweld machine has excellent volt- functional high quality welding machine. The power ampere characteristic, refer to the source adopts a microcomputer system control, dual following graph.
- Page 8 10.4 V ~ 18V OTHER PARAMETERS Machine Power Factor Efficiency Protection Class Insulation Class ® 80% (MMA) arcweld 0.73 IP23S 78% (GTAW) TIG 205 DC PHYSICAL DIMENSIONS Machine Length Width Height Weight ® arcweld 455mm 185mm 335mm 11Kg TIG 205 DC...
- Page 9 INSTALLATION FOOT PEDAL The foot pedal is used for remote control. The wire connection as below table for your reference. DESCRIPTION WIRE Switch Black Switch White Resistor(up) Green Resistor(middle) Yellow Resistor(down) * For the safety and reliability of the electrical connection, the terminal connection must be reliable, otherwise it will cause the connection terminal damage or affect the welding performance.
- Page 10 INSTALLATION PARAMETERS PRESETTING RANGES SYMBOLS DC TIG DC TIG/PULSE DC TIG/SPOT ON UI Preflow Time ( S ) 0～10 Initial Current ( A ) 10~200 Slope Up Time ( S ) 0～10 Welding Current ( A ) 10~170 10~200 Base Current ( % of I 10~90 Slop Down Time ( S ) 0～10...
- Page 11 INPUT VOLTAGE Keep flammable material away. Do not weld on closed containers. ® arcweld machine is provided with a 240V±10% input voltage, 50/60Hz. PLEASE SEE ADDITIONAL WARNING INFORMATION An output guide is provided in the technical AT THE FRONT OF THIS OPERATOR’S MANUAL.
- Page 12 Connect the welding cable to the (+) terminal ® Turn the input line Switch on the arcweld and the work clamp to the (-) terminal. Insert the connector with the key lining up with the machines “Off” before connecting or disconnecting keyway and rotate approximately 1/4 turn output cables or other equipment.
- Page 13 INSTALLATION TIG WELDING (GTAW) STRIKING ARC OF TIG OPERATION ® arcweld machine has a built in Gas Solenoid When the tungsten electrode touches the so a TIG Torch with gas hose inside is required. A workpiece, the short-circuit current is only 10A.
- Page 14 OPERATION CONTROL AND CONNECTORS CONTROLS AND OPERATIONAL FEATURES The front panel includes 5 button switches (welding ENCODER SWITCH (SETTING) mode switch, arc start switch, welding function switch, The switch can be turned and pushed. Turning 2T/4T switch and remote switch), 1 encoder switch, 26 for choosing program and adjust data.
- Page 15 OPERATION CONTROL AND CONNECTORS 1. MMA OPERATION PARAMETERS SETTING: Choose the MMA mode, adjust the initial current I for hot start current (10-200A), adjust slope up time T for arc force current (10~200A), and adjust the peak current I for welding current. Welding current setting table - Flat welding DIAMETER(mm) TYPE...
- Page 16 OPERATION CONTROL AND CONNECTORS DC TIG WELDING TABLE WORKPIECE Φ ELECTRODE Φ ROD (FILLER) CURRENT FLOW RATE MATERIAL THICKNESS （mm） （mm） （A） (ARGON L/mIn) （mm） STAINLESS 1.0,1.6 ~1.6 20~40 STEEL 1.0,1.6 ~1.6 30~60 （DC+） 1.6,2.4 ~1.6 60~90 1.6,2.4 1.6~2.4 80~120 2.4,3.2 2.4~3.2 110~150...
- Page 17 OPERATION CONTROL AND CONNECTORS TIG WELDING TECHNIQUES: The suggested electrode and welding rod angles for welding a bead on plate. The same angles are used when marking a butt weld. The torch is held 60-75 from the metal surface. This is the same as holding the torch 15-30 from the vertical.
- Page 18 OPERATION CONTROL AND CONNECTORS DC TIG / PULSE WELDING TABLE 1 Welding conditions: Argon (10L/min); Thoriated tungsten electrode (3.2mm); Rod: φ1.2mm; Arc length：2mm. PULSE CONDITION WELDING SPEED PEAK BASE PULSE PULSE MATERIAL JOINT SHAPE (mm) (cm/min) CURRENT CURRENT FRE. RATIO ‘C’...
- Page 19 OPERATION CONTROL AND CONNECTORS 4. DC TIG/SPOT OPERATION PARAMETERS SETTING: Choose the SPOT mode, adjust the preflow time, slope up time(spot welding time), peak current, slope down time. Note: In this mode, the machine operates in HF and 2T only.
- Page 20 MAINTENANCE AND TROUBLESHOOTING MAINTENANCE n order to guarantee the arc welding machine works efficiently and safely, it must be maintained regularly. Refer to the maintenance items in the following table. ● Warning: For safety while maintaining the machine, please shut off the supply power and wait for 5 minutes, until capacitor voltage drops to safe voltage.
- Page 21 MAINTENANCE AND TROUBLESHOOTING ARC WELDING DEFECT AND PREVENTION METHOD Problem Possible Cause What to do Choosing parameters based on the welding in The temperature of molten pool is too high. Overlap different positions. The liquid metal solidifies slowly Control the molten pool size In the crater, the electrode should be held for a The crater time is too short.
- Page 22 MAINTENANCE AND TROUBLESHOOTING HOW TO USE TROUBLESHOOTING GUIDE WARNING Before arc welding machines are dispatched from the factory, they have already been tested. Therefore no unauthorised modifications are allowed. Unauthorised repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty.
- Page 23 MAINTENANCE AND TROUBLESHOOTING TROUBLESHOOTING RECOMMENDED COURSE OF Item PROBLEMS(SYMPTOMS) POSSIBLE CAUSE ACTION Check whether there is input No input voltage. voltage. Turn on the power source, and the power light is not on, and fan doesn’t work The line switch is damaged. Check and replace line switch.
- Page 24 MAINTENANCE AND TROUBLESHOOTING RECOMMENDED COURSE OF Item PROBLEMS(SYMPTOMS) POSSIBLE CAUSE ACTION The welding current potentiometer on Repair or change the potentiometer the front panel damaged The welding parameters can not be adjusted anyway. Press any buttons on front panel for The software died.
- Page 25 DIAGRAM...
- Page 26 NOTE THE SHANGHAI LINCOLN ELECTRIC COMPANY No. 195, Lane 5008, Hu Tai Rd. Baoshan, Shanghai, PRC 201907 www.lincolnelectric.com.cn...
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