Sign In
Upload
Manuals
Brands
Lincoln Electric Manuals
Welding System
Precision TIG 375
Lincoln Electric Precision TIG 375 Manuals
Manuals and User Guides for Lincoln Electric Precision TIG 375. We have
9
Lincoln Electric Precision TIG 375 manuals available for free PDF download: Specification Sheet, Service Manual, Operator's Manual
Lincoln Electric Precision TIG 375 Service Manual (143 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 4.92 MB
Table of Contents
Master for All Sections
6
Safety
2
Table of Contents
6
Installation
8
Technical Specifications
8
Rated Output
9
Additional Output Capacity
9
Wire and Fuse Sizes
9
Physical Dimensions
9
Temperature Ranges
9
Safety Precautions
10
Stacking
10
Lifting and Moving
10
Tilting
10
High Frequency Interference Protection
10
Output Cables, Connections & Limitations
12
TIG Torch Connection
13
Auxiliary Power Connections
14
Remote Control
14
Robotic Interface Connection
15
A-10 A-10 Notes
17
Operation
18
Safety Precautions
18
Product Description
18
Controls and Settings
20
Internal Set up Controls
25
Step Trigger Modes
26
TIG Weld Cycle Chart
28
Setup for TIG Amptrol Welding
29
Making a TIG Weld with an Amptrol
30
Recommended Electrode Amperage Ranges
30
Accessories
31
C-4 C-4 Notes
35
Overload Protection
36
Routine and Periodic Maintenance
36
Safety Precautions
36
Maintenance
37
Service Procedures
37
Spark Gap Adjustment
37
Under Cooler Service
37
Major Component Location
38
Theory of Operation
39
Theory of Operation
40
General Description
40
Input Power Circuit
40
Output Rectification, Control Board and Feedback
41
High Voltage/High Frequency Circuit
42
DC Welding Output
43
AC Welding Output
44
SCR Operation
45
Protective Circuits
46
Fan as Needed (F.A.N
46
Thermal Protection
46
Overload Protection
46
Table of Contents
47
Troubleshooting and Repair
48
How to Use Troubleshooting Guide
48
PC Board Troubleshooting
49
Troubleshooting Guide
50
Meter Calibration Adjustments
65
High Frequency Circuit Disable Procedure
69
Protection Board Test
71
T1 Main Transformer Test
73
Test Procedures
74
Gas (Water) Solenoid Test
77
Static SCR Test
79
Active SCR Test
81
Typical Output Voltage Waveform (DC Tig Mode
85
High Voltage Transformer Removal & Replacement
91
Control Board Removal and Replacement
95
SCR Bridge Assembly Removal and Replacement
99
Mounting of Stud Type Diodes to Aluminum Heatsink
101
SCR Removal and Replacement
103
Polarity Switch Removal and Replacement
109
Retest after Repair
111
Advertisement
Lincoln Electric Precision TIG 375 Specification Sheet (168 pages)
Lincolnelectric Wire Feeder Specification Sheet
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 18.28 MB
Table of Contents
Table of Contents
1
Stick Welders
3
Stick Welders
4
Stick Welders
8
TIG Welders
10
TIG Welders
16
MIG: Wire Feeder/Welders
18
Power Mig
20
MIG: Industrial Welders
24
Multi-Process Welders
28
Advanced Process Welders
35
Power Wave
37
Multi-Operator
41
Engine Drives: Commercial/Small Contractors
44
Engine Drives: Commercial/Small Contractors
51
Engine Drives: Industrial/Construction
53
Semiautomatic Wire Feeders
62
Power Feed
63
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
Stainless Steel
104
Consumables
107
Power Sources
154
Wire Feeder
157
Welding Guns
163
Lincoln Electric Precision TIG 375 Operator's Manual (68 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 7.82 MB
Table of Contents
Section 1
7
Table of Contents
7
Installation
9
Safety Precautions
10
Select Suitable Location
10
Grinding
10
Stacking
10
Undercarriage Lifting and Moving
10
Tilting
10
Environmental Rating
10
Machine Grounding and High Frequency Interference Protection
10
Input and Grounding Connections
11
Stick Electrode Cable Connection
12
Work Cable Connection
12
TIG Torch Connection
13
Auxiliary Power Connections
14
Remote Control (if Used
14
Robotic Interface Connection
15
Peration
16
Safety Precautions
16
Product Description
16
Pipe Thawing
16
Duty Cycle
16
Recommended Processes and Equipment
17
Controls and Settings
18
TIG Welding Features
23
Internal Set up Controls
23
Stick Welding Features
23
Setup Guidelines for TIG Welding with an Amptrol
26
Making a TIG Weld with an Amptrol
28
Accessories
29
Optional Equipment
29
Maintenance
30
Safety Precautions
30
Routine and Periodic Maintenance
30
Overload Protection
30
Under-Cooler Service
31
How to Use Troubleshooting Guide
32
Troubleshooting
32
Wiring Diagrams
39
Dimension Prints
41
Section 2
44
Index of Sub Assemblies - 11162
46
Miscellaneous Items
48
Case Front Assembly
50
Control Panel Assembly
53
Arc Starter & Bypass Asbly
55
Case Back Assembly
57
Center Assembly
60
Cover Assembly
64
Advertisement
Lincoln Electric Precision TIG 375 Operator's Manual (64 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 6.38 MB
Table of Contents
California Proposition 65 Warnings
3
Electric Shock Can Kill
4
Table of Contents
6
Product Description
7
Recommended Processes and Equipment
7
Physical Dimensions
9
Installation
10
Safety Precautions
10
Select Suitable Location
10
Grinding
10
Stacking
10
Undercarriage Lifting and Moving
10
Tilting
10
Environmental Rating
10
Machine Grounding and High Frequency Interference Protection
10
Input and Grounding Connections
11
Output Cable, Connections and Limitations
12
Work Cable Connection
12
Stick Electrode Cable Connection
12
TIG Torch Connection
13
Auxiliary Power Connections
14
Remote Control (if Used
14
Robotic Interface Connection
15
Operation
16
Safety Precautions
16
Pipe Thawing
16
Duty Cycle
16
Controls and Settings
17
Internal Set up Controls
22
Stick Welding Features
22
TIG Welding Features
22
Step Trigger Modes
25
Setup for TIG Amptrol Welding
26
Making a TIG Weld with an Amptrol
27
Accessories
28
Optional Equipment
28
Maintenance
29
Safety Precautions
29
Routine and Periodic Maintenance
29
Overload Protection
29
Under-Cooler Service
30
Meter Calibration Adjustment
31
Troubleshooting
32
How to Use Troubleshooting Guide
32
Troubleshooting
33
Diagramssection F
39
Wiring Diagrams
39
Dimension Prints
40
Parts List
41
Lincoln Electric Precision TIG 375 Operator's Manual (46 pages)
Lincoln Electric Welder User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1.08 MB
Table of Contents
California Proposition 65 Warnings
2
Electric Shock Can Kill
3
Table of Contents
9
Installation
10
Technical Specifications
10
Physical Dimensions
11
Safety Precautions
12
Select Suitable Location
12
Grinding
12
Stacking
12
Undercarriage Lifting and Moving
12
Tilting
12
Environmental Rating
12
Machine Grounding and High FREQUENCY INTERFERENCE PROTECTION
12
Input and Grounding Connections
13
Output Cable, Connections and Limitations
14
Work Cable Connection
14
Stick Electrode Cable Connection
14
TIG Torch Connection
15
Auxiliary Power Connections
16
Remote Control (if Used
16
Robotic Interface Connection
17
________________________________________________________________________
18
Peration
18
Safety Precautions
18
Product Description
18
Pipe Thawing
18
Duty Cycle
18
Recommended Processes and Equipment
19
Controls and Settings
20
Internal Set up Controls
24
TIG Welding Features
24
Setup Guidelines for TIG Welding with an Amptrol
27
Step Trigger Modes
27
Making a TIG Weld with an Amptrol
29
________________________________________________________________________
30
Accessories
30
Optional Equipment
30
________________________________________________________________________
31
Maintenance
31
Safety Precautions
31
Routine and Periodic Maintenance
31
Overload Protection
31
Under-Cooler Service
32
________________________________________________________________________
33
Troubleshooting
33
How to Use Troubleshooting Guide
33
Troubleshooting
34
Diagrams
40
________________________________________________________________________
40
Wiring Diagrams
40
Dimension Prints
41
Lincoln Electric Precision TIG 375 Operator's Manual (46 pages)
Lincoln Electric Welding System User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1.16 MB
Table of Contents
California Proposition 65 Warnings
2
Electric Shock Can Kill
3
Table of Contents
7
Installation
8
Technical Specifications
8
Physical Dimensions
9
Safety Precautions
10
Select Suitable Location
10
Grinding
10
Stacking
10
Undercarriage Lifting and Moving
10
Tilting
10
Environmental Rating
10
Machine Grounding and High FREQUENCY INTERFERENCE PROTECTION
10
Input and Grounding Connections
11
Output Cable, Connections and Limitations
12
Work Cable Connection
12
Stick Electrode Cable Connection
12
TIG Torch Connection
13
Auxiliary Power Connections
14
Remote Control (if Used
14
Robotic Interface Connection
15
________________________________________________________________________
16
Peration
16
Safety Precautions
16
Product Description
16
Pipe Thawing
16
Duty Cycle
16
Recommended Processes and Equipment
17
Controls and Settings
18
Internal Set up Controls
22
TIG Welding Features
22
Setup Guidelines for TIG Welding with an Amptrol
25
Step Trigger Modes
25
Making a TIG Weld with an Amptrol
27
________________________________________________________________________
28
Accessories
28
Optional Equipment
28
________________________________________________________________________
29
Maintenance
29
Safety Precautions
29
Routine and Periodic Maintenance
29
Overload Protection
29
Under-Cooler Service
30
________________________________________________________________________
31
Troubleshooting
31
How to Use Troubleshooting Guide
31
Troubleshooting
32
________________________________________________________________________
38
Diagrams
38
Wiring Diagrams
38
Dimension Prints
41
Lincoln Electric Precision TIG 375 Operator's Manual (45 pages)
Lincoln Electric Welder User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 2.25 MB
Table of Contents
California Proposition 65 Warnings
2
Electric Shock Can Kill
3
Table of Contents
7
Installation
9
Physical Dimensions
9
Machine Grounding and High Frequency Interference Protection
10
Safety Precautions
10
Select Suitable Location
10
Grinding
10
Stacking
10
Undercarriage Lifting and Moving
10
Tilting
10
Environmental Rating
10
Input and Grounding Connections
11
Output Cable, Connections and Limitations
12
Work Cable Connection
12
Stick Electrode Cable Connection
12
TIG Torch Connection
13
Auxiliary Power Connections
14
Remote Control (if Used
14
Robotic Interface Connection
15
________________________________________________________________________
16
Peration
16
Safety Precautions
16
Product Description
16
Pipe Thawing
16
Duty Cycle
16
Recommended Processes and Equipment
17
Controls and Settings
18
Internal Set up Controls
23
Stick Welding Features
23
TIG Welding Features
23
Setup Guidelines for TIG Welding with an Amptrol
26
Step Trigger Modes
26
Making a TIG Weld with an Amptrol
28
________________________________________________________________________
29
Accessories
29
Optional Equipment
29
Lincoln Electric Precision TIG 375 Operator's Manual (44 pages)
Lincoln Electric Welding System User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 2.94 MB
Lincoln Electric Precision TIG 375 Specification Sheet (8 pages)
Lincoln Electric TIG Welder Specification Sheet
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1.29 MB
Advertisement
Related Products
Lincoln Electric SQUARE WAVE TIG 355
Lincoln Electric PRECISION TIG 375 ROHS
Lincoln Electric IDEALARC TIG 300/300
Lincoln Electric PRECISION TIG 185
Lincoln Electric Square Wave TIG 275
Lincoln Electric SQUARE WAVE TIG 175 PRO
Lincoln Electric PRECISION TIG 275 TIG 275
Lincoln Electric PRECISION TIG IM936
Lincoln Electric SQUARE WAVE TIG 255
Lincoln Electric IDEALARC TIG-250/250
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