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Welding System
Multi-Weld 350
Lincoln Electric Multi-Weld 350 Manuals
Manuals and User Guides for Lincoln Electric Multi-Weld 350. We have
4
Lincoln Electric Multi-Weld 350 manuals available for free PDF download: Specification Sheet, Service Manual, Operator's Manual, Brochure & Specs
Lincoln Electric Multi-Weld 350 Service Manual (119 pages)
Arc Converter
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 4 MB
Table of Contents
- Master for All Sections -
6
Service Manual
1
Safety
2
California Proposition 65 Warnings
2
Electric and Magnetic Fields
2
Electric Shock Can Kill
3
Fumes and Gases
3
Table of Contents
6
Installation Section
7
Installation
8
Technical Specifications
8
Electrical Specifications
8
Physical Dimensions
8
Temperature Ranges
8
Installation
9
Quick-Connect "Pig-Tails
9
Attachment and Arrangement of "Pig-Tails
9
Safety Precautions
9
Work Connection
10
Case Grounding
10
Inter-Connection of Converters
10
Daisy Chain Operation
11
Power Source Setup
12
Operation
13
Operating Instructions
14
Operation
14
Safety Instructions
14
Operation
15
Product Description
15
Recommended Equipment and Processes
16
Distribution Box
16
Multi-System Power Source
16
Pig-Tail" Leads and Connectors
16
CC Mode Stick Welding and Gouging
17
CV Mode Wire Welding
17
Remote Output Control Options
17
Front Panel Controls
18
Recessed Panel Controls
19
Paralleled Converters
20
Remote Control of Paralleled Converters
20
Transporting and Storage of the Multi-Weld 350
20
Cable Handling
20
Storage
21
Transporting
21
Protection Features
21
Fan as Needed (F.A.N
21
Over-Current Protection
21
Over-Temperature Shutdown
21
Over-Voltage Protection
21
Accessories
23
Accessories Section
23
Accessories
24
Options/Accessories
24
Connection of Lincoln Electric Wire Feeders
24
Field Installed Options
24
Semiautomatic Welding Accessories
24
Connection of the
25
Maintenance Section
27
Maintenance
28
Digital Meter Calibration
28
General Description
31
Theory of Operation Section
31
General Description
32
Input Power Source, Contactor and DC Buss Power Supply Board
32
Theory of Operation
32
Power Modules and Feedback
33
Analog Control Power Supply Board and Weld Control Board
34
Mode Selector and Output Controls
35
Protection Features
36
Insulated Gate Bipolar Transistor (IGBT) Operation
37
Theory of Operation
38
Pulse Width Modulation
38
Maximum Output
38
Minimum Output
38
Chopper Technology Fundamentals
39
Table of Contents
41
How to Use Troubleshooting Guide
42
Troubleshooting and Repair
43
PC Board Troubleshooting Procedures
43
Troubleshooting Guide
44
Case Cover Assembly Removal and Replacement Procedure
53
Materials Needed
53
Test Description
53
Removal Procedure
54
Replacement Procedure
54
Power Module Capacitor Discharge Procedure
55
Input Contactor Coil Resistance and Supply Voltage Test
57
Analog Control Power Supply PC Board Test
60
Test Procedure
61
DC Buss Power Supply PC Board Test
63
Chopper PC Board Input Voltages and Resistance Tests
66
Normal Open Circuit Voltage Waveform (CC Mode)
69
Normal Open Circuit Voltage Waveform CV Mode - Output Control at Maximum
70
Normal Open Circuit Voltage Waveform (CV Mode)
70
Output Control at Maximum
70
Case Front Assembly Removal and Replacement
74
Removal Procedure
75
Replacement Procedure
75
Amps/Volts Digital Meter and Potentiometer Removal and Replacement
79
Input Contactor Removal and Replacement
82
Input Contactor
83
Input Diode Removal and Replacement
85
Fan Motor Assembly Removal and Replacement
88
Power Capacitor Removal and Replacement
91
Chopper PC Board and Diode Module Removal and Replacement
94
Diode Module Removal and Replacement
97
Retest after Repair
100
Fan as Needed (F.a.n.)
100
Electrical Diagrams Section
101
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Lincoln Electric Multi-Weld 350 Specification Sheet (168 pages)
Lincolnelectric Wire Feeder Specification Sheet
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 18 MB
Table of Contents
Table of Contents
1
Stick Welders
3
Stick Welders
4
Stick Welders
8
Precision TIG
10
TIG Welders
10
TIG Welders
16
MIG: Wire Feeder/Welders
18
Power Mig
19
MIG: Industrial Welders
24
Multi-Process Welders
28
Power Wave
35
Advanced Process Welders
35
Multi-Operator
41
Engine Drives: Commercial/Small Contractors
44
Engine Drives: Commercial/Small Contractors
51
Engine Drives: Industrial/Construction
53
Severe Duty
55
Power Feed
62
Semiautomatic Wire Feeders
62
Semiautomatic Wire Feeders
74
Automatic Wire Feeders
76
Automatic Wire Feeders
79
Plasma Cutting Systems
80
Plasma Cutting Systems
82
Environmental Systems
83
Environmental Systems
88
Automated Solutions
89
Power Wave
91
Power Feed
94
Package Options
97
Stainless Steel
104
Consumables
107
Accessory Kits
148
Remote Controls
148
Engine Drive
151
Miscellaneous Kits
152
Power Sources
154
Power Source Options
155
Wire Feeder
157
Weld Cables
159
Drive Roll and Guide Tube Kits
161
Drive Roll and Wire Guide Kits
161
Welding Guns
163
Lincoln Electric Multi-Weld 350 Operator's Manual (33 pages)
Arc Converter
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1 MB
Table of Contents
California Proposition 65 Warnings
2
Electric Shock Can Kill
3
Table of Contents
7
Installation
8
Technical Specifications
8
Product Description
9
Recommended Equipment and Processes
10
Multi-System Power Source
10
Distribution Box
10
Pig-Tail" Leads and Connectors
10
Remote Output Control Options
11
CV Mode Wire Welding
11
CC Mode Stick Welding and Gouging
11
Quick-Connect "Pig-Tails
11
Attachment and Arrangement of "Pig-Tails
11
Work Connection
12
Case Grounding
12
Inter-Connection of Converters
13
Connection for Negative Polarity Welding
14
Power Source Setup
14
Operation
15
Front Panel Controls
15
Recessed Panel Controls
16
Paralleled Converters
17
Remote Control of Paralleled Converters
17
Transporting and Storage of the Multi-Weld 350
18
Cable Handling
18
Transporting
18
Storage
18
Protection Features
18
Fan as Needed (F.A.N
18
Over-Voltage Protection
18
Over-Current Protection
18
Over-Temperature Shutdown
19
Maintenance
20
Safety Precautions
20
Digital Meter Calibration
20
Service
21
Troubleshooting
22
How to Use Troubleshooting Guide
22
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Lincoln Electric Multi-Weld 350 Brochure & Specs (6 pages)
Lincoln Electric Multi-Weld Product Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 0 MB
Table of Contents
Quality and Reliability
3
System Selection
3
Process Capabilities
4
Recommended Options
5
General Options
5
Wire Feeder Options
5
Product Description
6
Order Number
6
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