Lincoln Electric POWER MIG SVM165-A Manuals

Lincoln Electric POWER MIG SVM165-A Manuals

Manuals and User Guides for Lincoln Electric POWER MIG SVM165-A. We have 1 Lincoln Electric POWER MIG SVM165-A manual available for free PDF download: Service Manual

Lincoln Electric POWER MIG SVM165-A Service Manual

Lincoln Electric POWER MIG SVM165-A Service Manual (128 pages)

Lincoln Electric Welder User Manual

Brand: Lincoln Electric | Category: Welding System | Size: 4 MB

Table of Contents

Master for All Sections

6
- Service Manual
  1
- Safety
  2
- Installation
  8
Operation

13
- Operation Section
  13
- Operation
  14
  - Definitions of Welding Modes
    14
  - Product Description
    15
  - Controls and Settings
    15
  - Setting and Configuring
    17
  - Multi-Process Panel Functions
    18
  - Arc Control
    19
  - Wire Drive Roll
    20
  - Changing Drive and Idle Roll Sets
    21
  - Wire Reel Loading - Readi-Reels, Spools or Coils
    21
  - Feeding Wire Electrode
    22
  - Idle Roll Pressure Setting
    22
  - Pulse Welding
    23
  - Pulse-On-Pulse
    24
  - Power Mode
    25
- Accessories
  27
- Maintenance
  31
  - Contact Tip and Gas Nozzle Installation
    32
  - General Maintenance
    32
  - Drive Rolls and Guide Plates
    32
  - Gun Tubes and Nozzles
    32
  - Gun Cable Cleaning
    32
  - ELECTRIC SHOCK Can Kill
    32
  - Liner Removal and Replacement
    33
  - Maintenance
    33
Section E-1 Section E-1

35
- Section E
  36
  - Theory of Operation
    36
    
    General Description
    36
    
    Input Voltage and Main Transformer
    37
    
    Theory of Operation
    38
    
    Diode Control Rectifier and Power Board
    39
    
    Weld Control Board
    39
    
    Weld Control Board
    40
    
    Wire Drive Motor and Feedback
    41
    
    Thermal Protection
    42
    
    Insulated Gate Bipolar Transistor (IGBT) Operation
    43
    
    Maximum Output
    44
    
    Minimum Output
    44
    
    Pulse Width Modulation
    44
    
    Chopper Technology Fundamentals
    45
Table of Contents

47
- Troubleshooting & Repair Section
  47
- Troubleshooting and Repair
  48
  - How to Use Troubleshooting Guide
    48
- PC Board Troubleshooting Procedures
  49
  - Troubleshooting Guide
    50
  - Troubleshooting and Repair
    54
  - Chopper Board Capacitor Discharge Procedure
    62
    
    Materials Needed
    62
    
    Test Description
    64
  - Main Transformer Test
    64
  - Chopper Board Test
    66
    
    Resistance Test
    67
    
    Test Procedure
    67
  - Control Rectifier Test
    69
  - Output Rectifier Assembly Test
    71
  - Wire Drive Motor and Tachometer Feedback Test
    73
  - Above Code
    76
  - Encoder PC Board Test (10562 & above
    76
  - Current Transducer Test
    79
  - Power Mig Scrolling Dashes Test
    82
    
    Test Procedures
    83
    
    Normal Open Circuit Voltage Waveform
    84
- Oscilloscope Waveforms
  84
  - Scope Settings
    84
  - Typical Output Voltage Waveform - Machine Loaded
    85
- Removal and Replacement Procedures
  87
- Retest after Repair
  105
  - Open Circuit Voltage
    105
  - Electrical Diagrams Section
    107
- Section E
  108

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