Lincoln Electric LN-15 WIRE FEEDER SVM166-A Manuals

Lincoln Electric LN-15 WIRE FEEDER SVM166-A Manuals

Manuals and User Guides for Lincoln Electric LN-15 WIRE FEEDER SVM166-A. We have 1 Lincoln Electric LN-15 WIRE FEEDER SVM166-A manual available for free PDF download: Service Manual

Lincoln Electric LN-15 WIRE FEEDER SVM166-A Service Manual

Lincoln Electric LN-15 WIRE FEEDER SVM166-A Service Manual (93 pages)

WIRE FEEDER

Brand: Lincoln Electric | Category: Welding System | Size: 2 MB

Table of Contents

Master for All Sections

6
- Service Manual
  1
- Safety
  2
- Installation
  8
- Technical Specifications
  8
- Safety Precautions
  9
  - Work Clip Lead
    9
- High Frequency Protection
  9
  - Gun and Cable Assemblies
    12
  - Electrode Polarity
    12
- Connections
  12
  - Procedure to Install Drive Rolls and Wire Guides
    12
- Feeding Wire Electrode
  13
Operation Section

15
- Operation
  16
- Safety Precautions
  16
- Operation
  17
  - General Description
    17
    
    Duty Cycle
    17
  - Operational Features and Controls
    17
  - Case Front Controls
    18
  - Ln-15 Power-Up Sequence
    19
  - CV/CC Mode
    20
  - WFS Units
    20
  - Internal Controls
    20
    
    Spring Tension Arm
    20
    
    Wire Drive Configuration
    21
  - Cold/Feed/Gas Purge Switch
    21
    
    Step - Trigger Interlock Switch
    22
    
    Flow Meter
    22
    
    Spindle Brake
    22
    
    Shielding Gas Connection
    22
  - Constant Current Operation
    23
  - Setting Arc Sensing Wire Feed Speed for Constant Current Operation
    24
  - Making a Weld
    25
  - Accessories Section
    27
- Accessories
  28
  - Factory Installed Equipment
    28
  - Optional Equipment
    28
  - Maintenance Section
    29
- Maintenance
  30
  - Routine Maintenance
    30
  - Periodic Maintenance
    30
  - Calibration Specification
    30
  - Maintenance
    31
  - Theory of Operation Section
    33
  - Input Power
    34
- Theory of Operation
  34
  - Display Board
    37
Table of Contents

39
- Troubleshooting and Repair
  39
- How to Use Troubleshooting Guide
  40
  - Pc Board Troubleshooting Procedures
    41
  - Electric Shock
    41
- Troubleshooting Guide
  42
  - Boost Power Board Test
    49
    
    Test Description
    49
    
    Materials Needed
    49
    
    Test Procedure
    50
  - Troubleshooting and Repair
    53
  - Gas Solenoid Valve Test
    53
  - Contactor Test
    55
  - Drive Motor Test
    57
  - Hall Effect Module Test
    59
  - Contactor Removal and Replacement
    61
  - Feedhead Control Board Removal and Replacement
    65
  - Boost Power Supply Board Removal and Replacement
    69
  - Wire Drive Assembly Removal and Replacement
    73
  - Roll Cage Removal and Replacement
    79
  - Retest after Repair
    81
    
    Electrical Diagrams Section
    83
    
    Electrical Diagrams
    86

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