Lincoln Electric LN-25 PORTABLE CC Manuals

Manuals and User Guides for Lincoln Electric LN-25 PORTABLE CC. We have 1 Lincoln Electric LN-25 PORTABLE CC manual available for free PDF download: Service Manual

Lincoln Electric LN-25 PORTABLE CC Service Manual

Lincoln Electric LN-25 PORTABLE CC Service Manual (90 pages)

SEMIAUTOMATIC WIRE FEEDER

Brand: Lincoln Electric | Category: Welding Accessories | Size: 8.31 MB

Table of Contents

V V Master for All Sections

6
- Safety
  
  3
  - Table of Contents
    6
- Installation
  
  9
  - Technical Specifications
    9
  - Physical Dimensions
    9
  - Safety Precautions
    10
  - Power Source Connection
    10
  - Weld Cable Connection
    12
  - Wire Feed Drive Roll and Guide Tube Kits
    12
    
    Electrode Cable Connection
    12
    
    Work Cable Connection
    12
- Operation Section -

14
- Operation
  15
  - Safety Precautions
    15
  - General Description
    15
  - Recommended Processes and Equipment
    15
  - Welding Capability
    15
  - Instruments and Controls
    16
  - Sequence of Operation
    18
    
    Loading Electrode
    18
    
    Mounting 10 to 30 Lb Spools
    18
    
    Mounting 13 or 14 Lb Innershield Coils
    18
    
    Mounting 22 to 30 Lb Readi-Reel Coils
    18
    
    Idle Roll Pressure Setting
    19
    
    Loading Wire Drive
    19
    
    Presetting Wire Feed Speed
    20
    
    Setting Arc Sensing Wire Feed Speed (VV [CC] Mode
    20
    
    Setting Constant Wire Feed Speed (CV Mode
    20
    
    Making a Weld
    21
  - Welding
    22
  - Procedure at End of Coil
    22
  - Automatic Protection Shutdown
    23
    
    Motor Overload Shutdown
    23
    
    Overvoltage Shutdown
    23
- Accessories Section -

24
- Troubleshooting and Repair Section -

38
- Troubleshooting and Repair
  
  39
- Electrical Diagrams
  
  78
  - Wiring Diagrams
    78
  - Control PC Board Layout
    83
  - Contactor PC Board Layout
    87

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