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MW 270 Plus
MAC TOOLS MW 270 Plus Manuals
Manuals and User Guides for MAC TOOLS MW 270 Plus. We have
2
MAC TOOLS MW 270 Plus manuals available for free PDF download: Owner's Manual
MAC TOOLS MW 270 Plus Owner's Manual (56 pages)
Arc Welding Power Source And Wire Feeder
Brand:
MAC TOOLS
| Category:
Welding System
| Size: 1 MB
Table of Contents
Table of Contents
3
Section 1 − Safety Precautions - Read before Using
5
Symbol Usage
5
Arc Welding Hazards
5
Additional Symbols for Installation, Operation, and Maintenance
7
California Proposition 65 Warnings
7
Principal Safety Standards
8
EMF Information
8
Section 2 − Consignes de Sécurité − Lire Avant Utilisation
9
Symboles Utilisés
9
Dangers Relatifs Au Soudage À L'arc
9
Dangers Supplémentaires en Relation Avec L'installation, Le Fonctionnement Et la Maintenance
11
Proposition Californienne 65 Avertissements
11
Principales Normes de Sécurité
12
Information EMF
12
Section 3 − Introduction
13
Specifications
13
Welding Power Source Duty Cycle and Overheating
13
Welding Gun Duty Cycle and Overheating
14
Volt-Ampere Curves
14
Installing Welding Gun
15
Connecting to Weld Output Terminals
16
Installing Work Clamp
16
Setting Gun Polarity for Wire Type
17
Installing Wire Spool and Adjusting Hub Tension
17
Installing Gas Supply
18
Positioning Jumper Links
19
Electrical Service Guide
20
Selecting a Location and Connecting Input Power
21
Threading Welding Wire
22
Installing Optional Spool Gun Switch in Welding Power Source
23
Connecting Spool Gun to Welding Power Source
24
Section 4 − Operation
25
Controls
25
Weld Parameters
26
Changing Polarity
27
Section 5 − Maintenance and Troubleshooting
28
Routine Maintenance
28
Supplementary Protectors
28
Replacing Drive Roll and Wire Inlet Guide
29
Removing Knob from Front Panel
29
Replacing Gun Contact Tip
30
Removing Nozzle, Contact Tip, and Adapter, Changing Liner, and Cleaning Gun Casing
31
Replacing Switch And/Or Head Tube
32
Welding Troubleshooting Table
33
Wire Drive/Gun Troubleshooting Table
33
Section 6 − Mig Welding (Gmaw) Guidelines
34
Typical MIG Process Connections
34
Typical MIG Process Control Settings
35
Holding and Positioning Welding Gun
36
Conditions that Affect Weld Bead Shape
37
Gun Movement During Welding
38
Poor Weld Bead Characteristics
38
Good Weld Bead Characteristics
38
Troubleshooting − Excessive Spatter
39
Troubleshooting − Porosity
39
Troubleshooting − Excessive Penetration
39
Troubleshooting − Lack of Penetration
40
Troubleshooting − Incomplete Fusion
40
Troubleshooting − Burn-Through
40
Troubleshooting − Waviness of Bead
41
Troubleshooting − Distortion
41
Common MIG Shielding Gases
42
Troubleshooting Guide for Semiautomatic Welding Equipment
42
Section 7 − Electrical Diagram
45
Section 8 − Parts List
46
Warranty
55
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MAC TOOLS MW 270 Plus Owner's Manual (56 pages)
Brand:
MAC TOOLS
| Category:
Welding System
| Size: 3 MB
Table of Contents
Table of Contents
3
Section 1 − Safety Precautions - Read before Using
5
Symbol Usage
5
Arc Welding Hazards
5
Additional Symbols for Installation, Operation, and Maintenance
7
California Proposition 65 Warnings
7
Principal Safety Standards
8
EMF Information
8
Section 2 − Consignes de Sécurité − À Lire Avant Utilisation
9
Signification des Symboles
9
Dangers Relatifs Au Soudage À L'arc
9
Autres Symboles Relatifs À L'installation, Au Fonctionnement Et À L'entretien de L'appareil
11
Principales Normes de Sécurité
12
Information Sur Les Champs Électromagnétiques
12
Section 3 − Introduction
13
Specifications
13
Welding Power Source Duty Cycle and Overheating
13
Welding Gun Duty Cycle and Overheating
14
Volt-Ampere Curves
14
Installing Welding Gun
15
Connecting to Weld Output Terminals
16
Installing Work Clamp
16
Setting Gun Polarity for Wire Type
17
Installing Wire Spool and Adjusting Hub Tension
17
Installing Gas Supply
18
Positioning Jumper Links
19
Electrical Service Guide
20
Selecting a Location and Connecting Input Power
21
Threading Welding Wire
22
Installing Optional Spool Gun Switch in Welding Power Source
23
Connecting Spool Gun to Welding Power Source
24
Section 4 − Operation
25
Controls
25
Weld Parameters
26
Section 5 − Maintenance and Troubleshooting
28
Routine Maintenance
28
Supplementary Protectors
28
Replacing Drive Roll and Wire Inlet Guide
29
Removing Knob from Front Panel
29
Replacing Gun Contact Tip
30
Removing Nozzle, Contact Tip, and Adapter, Changing Liner, and Cleaning Gun Casing
31
Replacing Switch And/Or Head Tube
32
Welding Troubleshooting Table
33
Wire Drive/Gun Troubleshooting Table
33
Section 6 − Mig Welding (Gmaw) Guidelines
34
Typical MIG Process Connections
34
Typical MIG Process Control Settings
35
Holding and Positioning Welding Gun
36
Conditions that Affect Weld Bead Shape
37
Gun Movement During Welding
38
Poor Weld Bead Characteristics
38
Good Weld Bead Characteristics
38
Troubleshooting − Excessive Spatter
39
Troubleshooting − Porosity
39
Troubleshooting − Excessive Penetration
39
Troubleshooting − Lack of Penetration
40
Troubleshooting − Incomplete Fusion
40
Troubleshooting − Burn-Through
40
Troubleshooting − Waviness of Bead
41
Troubleshooting − Distortion
41
Common MIG Shielding Gases
42
Troubleshooting Guide for Semiautomatic Welding Equipment
42
Section 7 − Electrical Diagram
45
Section 8 − Parts List
46
Warranty
55
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