Lincoln Electric 12247 Manuals

Lincoln Electric 12247 Manuals

Manuals and User Guides for Lincoln Electric 12247. We have 1 Lincoln Electric 12247 manual available for free PDF download: Service Manual

Lincoln Electric 12247 Service Manual

Lincoln Electric 12247 Service Manual (98 pages)

Brand: Lincoln Electric | Category: Welding System | Size: 1 MB

Table of Contents

Master for All Sections

6
A-12 A-12 Installation

19
Accessories Section

31
- Accessories
  32
- Drive Roll and Guide Tube Kits
  32
- General
  32
- Input Cable Assemblies
  34
- Spindle Adapters
  34
- Gun Adapters (for DH Wire Drive Heads
  35
- Gun and Cable Assemblies
  35
  - Maintenance Section
    37
- Avoiding Wire Feeding Problems
  38
- Maintenance
  38
- Routine Maintenance
  38
- Safety Precautions
  38
- Wire Reel Mounting - Readi-Reels and
  38
- Periodic Maintenance
  39
- Procedure for Removing Feedplate from Wire Feeder
  39
  - Wire Drive Motor and Gearbox
    39
  - Gun and Cable Maintenance
    39
D-4 D-4 Maintenance

41
- Theory of Operation Section
  41
- General Description
  42
- Theory of Operation
  42
  - Control Board
    42
- Input Receptacle, Control Board, and Operator Controls
  43
- Theory of Operation
  43
- Wire Feed Heads and Receptacles
  44
Table of Contents

45
- How to Use Troubleshooting Guide
  46
- PC Board Troubleshooting Procedures
  47
  - Electric Shock
    47
  - Troubleshooting and Repair
    48
- Troubleshooting Guide
  49
- Test Procedures
  61
- Wire Drive Motor Test
  61
  - Test Procedure
    62
- Tach Adjustment and Feedback Test
  63
- Keypad Resistance Test
  67
- Encoder PC Board Test
  71
- Gas Solenoid Test
  73
- Component Replacement Procedures
  75
- Display PC Board Removal and Replacement
  75
  - Removal Procedure
    76
  - Replacement Procedure
    76
- Gas Solenoid Removal and Replacement
  77
- Encoder PC Board Removal and Replacement
  79
- Wire Drive Motor and Gear Box Removal and Replacement
  81
  - Replacement Procedures
    84
- Retest after Repair
  85
Electrical Diagrams Section

88

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