Lincoln Electric POWER MIG 11521 Manuals

Manuals and User Guides for Lincoln Electric POWER MIG 11521. We have 1 Lincoln Electric POWER MIG 11521 manual available for free PDF download: Service Manual

Lincoln Electric POWER MIG 11521 Service Manual

Lincoln Electric POWER MIG 11521 Service Manual (97 pages)

Lincoln Electric Welder User Manual

Brand: Lincoln Electric | Category: Welding System | Size: 5.36 MB

Table of Contents

- Installation Section

9
- Service Manual
  1
- California Proposition 65 Warnings
  2
- Electric Shock Can Kill
  3
- Table of Contents
  9
- Installation
  11
  - Safety Precautions
    11
  - Uncrating the POWER MIG® 215XT
    11
  - Location
    11
  - Input Power, Grounding and Connection Diagrams
    11
  - Output Polarity Connections
    12
  - Gun and Cable Installation
    13
  - Shielding Gas
    13
  - Auxiliary Power Receptacles
    13
- Operation Section

15
- Operation
  16
  - Product Description
    17
  - Recommended Processes and Equipment
    17
  - Welding Capability
    17
  - Limitations
    17
  - Description of Controls
    17
  - Wire Drive Roll
    18
  - Wire Size Conversion Parts
    18
  - To Start the Welder
    19
  - Feeding Wire Electrode
    19
  - Idle Roll Pressure Setting
    19
  - Wire Drive Configuration
    19
  - Making a Weld
    20
  - Avoiding Wire Feeding Problems
    21
  - Fan Control
    21
  - Wire Feed Overload Protection
    21
  - Welding Thermal Overload Protection
    21
    
    Alternative Magnum Gmaw Gun and Cable Assemblies
    24
    
    Drive Roll Kits
    24
    
    Dual Cylinder Mounting Kit
    24
    
    Magnum Gun Connection Kit
    24
    
    Gun Cable Cleaning
    28
    
    Gun Handle Disassembly
    30
    
    Theory of Operation
    34
- Troubleshooting and Repair

39
- How to Use Troubleshooting Guide
  40
- Troubleshooting and Repair
  41
  - PC Board Troubleshooting Procedures
    41
    
    Main Transformer Test
    49
    
    Wire Drive Motor and Tachometer Feedback Test
    53
    
    Output Bridge Rectifier Test
    57
    
    Contactor Test
    59
    
    Main Transformer
    80
    
    Retest after Repair
    90
    
    Electrical Diagrams
    92

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