Sign In
Upload
Manuals
Brands
Lincoln Electric Manuals
Welding System
11520
User Manuals: Lincoln Electric 11520 Welding System
Manuals and User Guides for Lincoln Electric 11520 Welding System. We have
1
Lincoln Electric 11520 Welding System manual available for free PDF download: Service Manual
Lincoln Electric 11520 Service Manual (113 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 5 MB
Table of Contents
- Installation Section
9
Table of Contents
9
Installation
11
Safety Precautions
11
Uncrating the Power MIG® 255XT
11
Location
11
Input Power, Grounding and Connection Diagrams
11
Output Polarity Connections
12
Gun and Cable Installation
12
Shielding Gas
13
Auxiliary Power Receptacles
13
- Operation Section
15
Operation
16
General Description
16
Recommended Processes and Equipment
16
Welding Capability
17
Limitations
17
Description of Controls
17
Wire Drive Roll
17
Wire Size Conversion Parts
17
Procedure for Changing Drive Roll and Idle Roll Sets
17
Wire Reel Loading - Readi Reels, Spools or Coils
18
To Start the Welder
18
Feeding Wire Electrode
18
Idle Roll Pressure Setting
19
Wire Drive Configuration
19
Setting Run-In Speed on Standard Power MIG® Feeder
21
Operating Instructions for Timer Settings
21
Making a Weld
22
Avoiding Wire Feeding Problems
23
Fan Control
23
Input Line Voltage Protection
23
Wire Feed Overload Protection
23
Welding Thermal Overload Protection
24
Overcurrent Protection
24
Welding Procedure Information
24
- Accessories Section
25
Accessories
26
Alternative Magnum GMAW Gun and Cable Assemblies
26
Drive Rolls Kits
26
Dual Cylinder Mounting Kit
26
K363P Readi-Reel Adapter
26
Magnum Gun Connection Kit
26
Spool Gun
27
Connecting the Spool Gun
28
Making a Weld with the Spool Guns
28
Making a Weld with the Magnum SG Spool Gun
29
Magnum 250LX Push-Pull and Push-Pull Adapter
30
Make a Weld with the Magnum 250LX Push-Pull Gun
31
- Troubleshooting and Repair
47
How to Use Troubleshooting Guide
48
PC Board Troubleshooting Procedures
49
Main Transformer Test
57
Rectifier Diode Bridge Test
61
Static SCR Rectifier Assembly Test
65
Active SCR Rectifier Assembly Test
69
Wire Drive Motor and Tachometer Feedback Test
73
Normal Open Circuit Voltage Waveform
77
Typical Output Voltage Waveform - Machine Loaded
78
Abnormal Output Voltage Waveform - Machine Loaded One Output SCR Not Functioning
79
Abnormal Open Circuit Voltage Output Capacitor Bank Not Functioning
80
Typical SCR Gate Voltage Waveform
81
Control PC Board Removal and Replacement
83
Wire Drive Assembly Removal and Replacement
87
SCR Output Rectifier Removal and Replacement
91
Capacitor Bank Removal and Replacement
95
Main Transformer and Output Choke Removal and Replacement
97
Retest after Repair
103
Advertisement
Advertisement
Related Products
Lincoln Electric RED-D-ARC 11523
Lincoln Electric 11524
Lincoln Electric 11525
Lincoln Electric 11527
Lincoln Electric CLASSIC 11572
Lincoln Electric 11557
Lincoln Electric 11591
Lincoln Electric 11512
Lincoln Electric 11519
Lincoln Electric 11511
Lincoln Electric Categories
Welding System
Welding Accessories
Flashlight
Wire Feeders
Portable Generator
More Lincoln Electric Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL