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Square Wave TIG 275
Lincoln Electric Square Wave TIG 275 Manuals
Manuals and User Guides for Lincoln Electric Square Wave TIG 275. We have
4
Lincoln Electric Square Wave TIG 275 manuals available for free PDF download: Service Manual, Operator's Manual
Lincoln Electric Square Wave TIG 275 Service Manual (111 pages)
Lincoln Electric Welder User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 1.89 MB
Table of Contents
Master for All Sections
6
Square Wave Tig
1
Safety
2
Electric Shock Can Kill
3
Table of Contents
6
Installation
8
Technical Specifications, Square Wave TIG 275 (K1617-1
8
Environmental Rating
9
Lifting and Moving
9
Machine Grounding and High Frequency Interference Protection
9
Safety Precautions
9
Select Suitable Location
9
Stacking
9
Tilting
9
Input Supply Connections
10
Input Reconnect Procedure
11
Output Connections
12
User Supplied Connectors
12
Work Cable Connection
12
TIG Torch Connection
13
Twist-Mate Adapter for LW-18 and LW-20 TIG Torch
13
Stick Electrode Cable Connection
15
Operation
17
Operation
18
Safety Precautions
18
General Description
19
Recommended Processes and Equipment
19
Design Features and Advantages
19
Welding Capability
20
Limitations
20
Controls and Settings
21
Welding Operation
22
TIG Welding
22
TIG Welding Guidelines
22
Hand and Foot Amptrol Operation
23
TIG Welding Sequence of Operation (2-Step TIG Mode
23
TIG Welding Sequence of Operation (4-Step TIG Mode
23
Advanced TIG Welding Features
24
AC Wave Balance and Auto Balance
24
Stick Welding
25
Auxiliary Power
25
50/60 Hertz European Machines
25
60 Hertz Domestic Machines
25
Accessories Included with Machine
28
Optional Accessories
28
Component Location and Access
29
Fan as Needed (F.A.N.)
29
Overload Protection
29
Routine and Periodic Maintenance
29
Service Procedures
29
Accessories
30
Maintenance
30
Safety Precautions
30
Routine and Periodic Maintenance
30
Overload Protection
30
Fan as Needed (F.A.N
30
Service Procedures
30
Component Location and Access
31
Spark Gap Adjustment
31
AC Welding Output
33
DC Welding Output
33
Input Power Circuit
33
Theory of Operation
34
General Description
34
Input Power Circuit
34
Output Rectification, Control Board and Feedback
35
High Voltage / High Frequency Circuit
36
DC Welding Output
37
AC Welding Output
38
SCR Operation
39
Protective Circuits
40
Table of Contents
41
Troubleshooting and Repair
42
How to Use Troubleshooting Guide
42
Troubleshooting & Repair Section
42
PC Board Troubleshooting Procedures
43
Troubleshooting Guide
44
Troubleshooting Guide
45
High Frequency Circuit Disable Procedure
58
T1 Main Transformer Test
60
Test Procedures
61
Gas (Water) Solenoid Test
64
Static SCR Test
66
Active SCR Test
69
Normal Open Circuit Voltage Waveform
73
Abnormal Open Circuit Voltage-DC TIG Mode-One Output SCR Not Functioning
81
High Voltage Transformer Removal and Replacement
82
Replacement Procedures
84
SCR Bridge Assembly Removal and Replacement
85
Polarity Switch Removal and Replacement
89
Main Transformer and Output Choke Assembly Removal and Replacement
94
Retest after Repair
99
Wiring Diagram (L10747
102
Wiring Diagram (L10747-2
103
Display Board Schematic (L10768
106
Bypass Board Schematic (S22530
107
Display Board Layout (L10770-1
108
Electrical Diagrams
110
Bypass Board Layout (L10121-1
110
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Lincoln Electric Square Wave TIG 275 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 Square Wave TIG 275 Operator's Manual (48 pages)
Lincoln Electric Welding System User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 2.14 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
________________________________________________________________________
30
Maintenance
30
Safety Precautions
30
Routine and Periodic Maintenance
30
Overload Protection
30
Under-Cooler Service
32
Meter Calibration Adjustment
32
________________________________________________________________________
33
Troubleshooting
33
How to Use Troubleshooting Guide
33
Troubleshooting
34
Diagrams
40
________________________________________________________________________
40
Wiring Diagrams
40
Dimension Prints
42
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Lincoln Electric Square Wave TIG 275 Operator's Manual (46 pages)
Lincoln Electric Welder User Manual
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 0.79 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
8
Select Suitable Location
10
Stacking
10
Lifting and Moving
10
Tilting
10
Environmental Rating
10
Machine Grounding and High Frequency Interference Protection
10
Supply Connections
11
Input Reconnect Procedures
12
Output Connections
14
Work Cable Connections
14
TIG Torch Connections
15
Twist-Mate Adapter for LA-9 and LA-17 TIG Torch
16
Twist-Mate Adapter for LW-18 and LW-20 TIG Torch
16
Stick Electrode Cable Connection
17
Installation of Field Installed Options
17
Safety Precautions
18
Operation
19
General Description
21
Recommended Processes and Equipment
21
Design Features and Advantages
21
Limitations
22
Duty Cycle and Time Period
22
Controls and Settings
23
Welding Operation
24
Auxiliary Power
28
Accessories
29
Accessories Included with Machine
29
Optional Accessories
29
Maintenance
30
Safety Precautions
30
Routine and Periodic Maintenance
30
Overload Protection
30
Service Procedures
30
Component Location and Access
31
Spark Gap Adjustment
31
Troubleshooting
32
How to Use Troubleshooting Guide
32
PC Board Troubleshooting
38
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