Figure D.2 General Component Locations | Lincoln Electric IM467-B

D-3

D-3

MAINTENANCE

FIGURE D.2 – GENERAL COMPONENT LOCATIONS

1. OUTPUT RECTIFIER/SCR BRIDGE ASSEMBLY

2. INPUT CONTACTOR

3. RECONNECT PANEL

4. PILOT TRANSFORMER

5. FAN AND FAN MOTOR

6. INPUT POWER FACTOR CAPACITOR

7. MAIN TRANSFORMER

8. CHOKE

9. HIGH VOLTAGE TRANSFORMER

10. PC BOARDS (POWER, CONTROL)

11. CASE FRONT

2

1

3

4

5

6

7

8

10

9

11

SQUARE WAVE TIG 355

Image 39

Lincoln Electric IM467-B manual Figure D.2 General Component Locations

Contents

Square Wave TIG Safety Electric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Thank You Table of Contents P196 Series Section CSection D Section E Technical Specifications Square Wave TIG Installation Safety Precautions Select Suitable LocationHigh Frequency Interference Protection Electric Shock can kill Input ConnectionsGround Connection Input Supply Connection Figure A.2 Input Supply Connections Reconnect Procedure Volt/Freq AC Output AWG Copper Cond Table A.1 Recommended Input Wire and Fuse SizesTable A.2 Recommended Input Wire and Fuse Sizes Volt/Freq Nameplate AWG Copper Cond 100 ft 30 m 30 to 61 m 61 to 76 m Output ConnectionsTIG Torch Connection Lengths up to 100 to 200 ft 200 to 250 ft Stick Electrode Cable Connection Operating Instructions Safety Instructions Recommended Processes Operational Features and ControlsDesign Features and Advantages General Description Limitations Welding Capability Upper Case Front Controls Controls and Settings Upper Case Front Control Panel Mode SwitchSTEP/4-STEP Switch High Frequency Switch Auto Balance LED VOLTS/AMPS SwitchPeak Current Control AC Wave Balance Spot Controls Pulse ControlsStart Controls Crater Fill Controls Figure B.2 Status Indicator Light Sequence Square Wave TIG Operation Figure B.3 Lower Case Frontcontrols Square Wave TIG Lower Case Front Controls Operation Hand and Foot Amptrol Operation Operation TIG Welding Guidelines Welding OperationInitial START-UP Stick Welding Table B.1 Specific Effects of Controls Illustrated in the 2-Step Mode for clarity OFF Crater Fill Switch on Spot Switch on Start Switch onPulse Switch on Crater Fill Switch on Spot Switch OFF Dcen Dcep + Unbalanced Wave Balanced Wave Table B.2 Typical Current RANGES1 for Tungsten ELECTRODES2 Polarity Switch TIG Welding Sequence Operation 2-STEP ModeTIG Welding Sequence Operation 4-STEP Mode Table B.3 Recommended Settings for TIG Welding Auxiliary Power Overload ProtectionALL Machines OPTIONS/ACCESSORIES Accessories Input Power Factor Capacitor Discharge Procedure Maintenance Routine and Periodic Maintenance Figure D.2 General Component Locations General Machine Trouble Troubleshooting Guide Symptom Cause and Remedy Troubleshooting Guide Stick Welding Troubleshooting Guide TIG Welding TIG Welding Lower Panel Controls K870 Foot Amptrol or K963 Hand Amptrol Accessories Diagrams Dimension Print Square Wave TIG355 Equipment MANUFACTURER’S Certification Equipment Installation CertificationPage Precaucion Aviso DE