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Idealarc DC600 9793MSP
Lincoln Electric Idealarc DC600 9793MSP Manuals
Manuals and User Guides for Lincoln Electric Idealarc DC600 9793MSP. We have
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Lincoln Electric Idealarc DC600 9793MSP manual available for free PDF download: Service Manual
Lincoln Electric Idealarc DC600 9793MSP Service Manual (115 pages)
Idealarc DC600 series MULTI-PROCESS WELDERS
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1.81 MB
Table of Contents
Safety
2
Electric Shock
2
Master Table of Contents for All Sections
6
Table of Contents
7
Installation
8
Rated Output
8
Technical Specifications - Idealarc DC-600
8
Safety Precautions
9
Select Proper Location
9
Stacking
9
Tilting
9
Electrical Input Connections
10
Fuse and Wire Sizes
10
Ground Connection
10
Input Power Supplyconnections
10
Connection for Highest Rating Plate Voltage, 50 or 60 Hz.
11
Reconnect Procedure
11
Connection for 380/460 Voltages
12
Connection for 500/575 Voltages
12
See Machine Rating Plate for Required Input Supply Voltage
13
Connect Electrode and Work Leads to Output Terminals
14
Output Connections
14
Output Terminals
14
Connection for Semi-Automatic or Automatic Wire Feeder Control
15
Connection for Stick Welding and Air/Carbon Arc Cutting Operation
15
Operation Section
16
Operating Instructions
17
Safety Precautions
17
Design Features and Advantages
18
General Description
18
Operational Features and Controls
18
Recommended Processes and Equipment
18
Welding Capability
19
Control Panel Keys
20
Controls and Settings
20
Output Control Potentiometer
20
Welding Mode Switch
20
Operating Steps
21
Remote Control of Machine Operation
21
Welding Procedure Recommendations
21
Na-3 Automatic Wire Feeder
22
Semi-Automatic and Automatic Wire Feeding
22
Ln-8 Semi-Automatic Wire Feeder
24
Accessories
26
LN-9 Semi-Automatic Wire Feeders
26
Multi-Process Switch
26
Options/Accessories
26
Side Panel Removal
26
Meters
28
Undercarriage
28
Connecting the Na-3 Idealarc DC-600
29
Connecting the Na-5 to the Idealarc DC-600
30
Connecting the Ln-8 or Ln-9 to the Idealarc DC-600
31
Ln-7 Idealarc DC-600
32
Maintenance Section
33
Routine and Periodic Maintenance
35
General Assembly Exploded View
36
Block Logic Diagram
37
Theory of Operation Section
37
Input Line Voltage, Contactor and Main Transformer
38
Theory of Operation
38
Output, Rectification, Control and Feedback
39
Protection Devices and Circuits
40
SCR Operation
41
How to Use Troubleshooting Guide
43
Troubleshooting and Repair
43
Pc Board Troubleshooting Procedures
44
Troubleshooting Guide
45
Control Transformer Voltage Test
45
Control Transformer (T2) Voltage Test
54
Test Description
54
Materials Needed
54
Main Transformer (T1) Voltage Test
57
Firing Board Test
62
Control Board Test
69
Control Board LED Locations
70
LED Function Description
70
LED 1 Test Points
71
Test Procedures
71
LED 2 Open Circuit Voltage Test Points
72
Static Scr Test
74
Active Scr Test
78
Heat Sink Test Points
80
SCR Tester Circuit and SCR Connections
80
Normal Open Circuit Voltage Waveform Constant Current Mode
82
Typical Output Voltage Waveform Machine Loaded Constant Voltage Innershield Mode
85
Typical Scr Gate Voltage Waveform
86
Abnormal Open Circuit Voltage Waveform
87
Input Contactor (Cr1) Cleaning/Replacement
88
Scr / Scr Output Bridge Removal
90
Removal of Individual Scr Heat Sink
91
Lift Bail Removal
95
Transformer Removal from Lift Bail Assembly
98
Retest after Repair
102
Control Pc Board
105
Firing Pc Board
108
Electrical Diagrams
111
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