Lincoln Electric Idealarc DC600 9774 Manuals

Manuals and User Guides for Lincoln Electric Idealarc DC600 9774. We have 1 Lincoln Electric Idealarc DC600 9774 manual available for free PDF download: Service Manual

Lincoln Electric Idealarc DC600 9774 Service Manual

Lincoln Electric Idealarc DC600 9774 Service Manual (115 pages)

Idealarc DC600 series MULTI-PROCESS WELDERS

Brand: Lincoln Electric | Category: Welding System | Size: 1.81 MB

Table of Contents

Safety

2
Installation

8
Accessories

26
- LN-9 Semi-Automatic Wire Feeders
  26
  - Multi-Process Switch
    26
  - Options/Accessories
    26
  - Side Panel Removal
    26
  - Meters
    28
  - Undercarriage
    28
  - Connecting the Na-3 Idealarc DC-600
    29
  - Connecting the Na-5 to the Idealarc DC-600
    30
  - Connecting the Ln-8 or Ln-9 to the Idealarc DC-600
    31
  - Ln-7 Idealarc DC-600
    32
  - Maintenance Section
    33
  - Routine and Periodic Maintenance
    35
    
    General Assembly Exploded View
    36
    
    Block Logic Diagram
    37
    
    Theory of Operation Section
    37
    
    Input Line Voltage, Contactor and Main Transformer
    38
Theory of Operation

38
Troubleshooting and Repair

43
- Pc Board Troubleshooting Procedures
  44
- Troubleshooting Guide
  45
- Control Transformer Voltage Test
  45
- Firing Board Test
  62
- Control Board Test
  69
  - Control Board LED Locations
    70
  - LED Function Description
    70
  - LED 1 Test Points
    71
  - Test Procedures
    71
  - LED 2 Open Circuit Voltage Test Points
    72
- Static Scr Test
  74
- Active Scr Test
  78
  - Heat Sink Test Points
    80
  - SCR Tester Circuit and SCR Connections
    80
- Normal Open Circuit Voltage Waveform Constant Current Mode
  82
- Typical Output Voltage Waveform Machine Loaded Constant Voltage Innershield Mode
  85
- Typical Scr Gate Voltage Waveform
  86
- Abnormal Open Circuit Voltage Waveform
  87
- Retest after Repair
  102
  - Control Pc Board
    105
  - Firing Pc Board
    108
  - Electrical Diagrams
    111

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