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12728
Lincoln Electric 12728 Manuals
Manuals and User Guides for Lincoln Electric 12728. We have
1
Lincoln Electric 12728 manual available for free PDF download: Service Manual
Lincoln Electric 12728 Service Manual (92 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 5 MB
Table of Contents
Section A: Warnings
3
Table of Contents
6
Power Mig® 260
6
Service Manual
6
Troubleshooting & Repair
8
How to Use Troubleshooting Guide
8
Pc Board Troubleshooting Procedures
9
Troubleshooting Guide
10
Error Codes
17
Test Procedures
18
Case Cover Removal and Replacement Procedure
18
Line Switch Test Procedure
20
Transformer Test Procedure
22
Diode Bridge (D2) Test Procedure
27
Display Pc Board Test Procedure
29
Control Pc Board Test Procedure
32
Gas Solenoids Test Procedure
36
Fan Test Procedure
39
Choke Test Procedure
41
Thermostat(S) Test Procedure
43
Static Scr Rectifier Assembly Test Procedure
45
Active Scr Rectifier Assembly Test Procedure
47
Wire Drive Motor and Tachometer Feedback Test Procedure
50
Freewheeling Diode (D1) Test Procedure
54
Removal and Replacement Procedures
56
Line Switch Removal and Replacement Procedure
56
Case Back Removal and Replacement Procedure
58
Transformer Removal and Replacement Procedure
61
Diode Bridge (D2) Removal and Replacement Procedure
64
Display Pc Board Removal and Replacement Procedure
66
Control Pc Board Removal and Replacement Procedure
69
Gas Solenoids Removal and Replacement Procedure
71
Fan Removal and Replacement Procedure
73
Input Choke Removal and Replacement Procedure
75
Output Choke Removal and Replacement Procedure
77
Thermostat Removal and Replacement Procedure
79
Scr Rectifier Assembly Removal and Replacement Procedure
81
Wire Drive Motor Assembly Removal and Replacement Procedure
86
Freewheeling Diode (D1) Removal and Replacement Procedure
91
Retest after Repair
92
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Lincoln Electric Categories
Welding System
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