Miller Multimatic 220 AC/DC - 6-5. Controls, MIG Manual Mode

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. A complete Parts List is available at www.MillerWelds.com

OM-281426 Page 33

6-5. Controls, MIG Manual Mode

1 Auto-Set Button

Press button to turn Auto-Set fea-

ture On or Off. Auto-Set is On when

illuminated.

2 Volts Adjustment Knob

3 Wire Feed Speed Adjustment

Knob

Ref. 281252A

Notes

Main Page

Table of Contents3
Section 1 − Safety Precautions - Read before Using5
Symbol Usage5
Arc Welding Hazards5
Additional Hazards for Installation, Operation, and Maintenance7
California Proposition 65 Warnings8
Principal Safety Standards8
EMF Information8
Section 2 − Consignes de Sécurité − Lire Avant Utilisation9
Symboles Utilisés9
Dangers Relatifs au Soudage à L'arc9
Symboles de Dangers Supplémentaires en Relation Avec L'installation, le Fonctionnement et la Maintenance11
Proposition Californienne 65 Avertissements12
Principales Normes de Sécurité12
Informations Relatives aux CEM12
Section 3 − Definitions13
Additional Safety Symbols and Definitions13
Miscellaneous Symbols and Definitions14
Section 4 − Specifications15
Serial Number and Rating Label Location15
Software Licensing Agreement15
Information about Default Weld Parameters and Settings15
Unit Specifications for MIG (GMAW)15
Unit Specifications for TIG (GTAW)15
Unit Specifications for Stick (SMAW)15
Environmental Specifications16
Dimensions and Weight16
Duty Cycle and Overheating for MIG (GMAW)17
Duty Cycle and Overheating for TIG (GTAW)18
Duty Cycle and Overheating for Stick (SMAW)19
Section 5 − Installation20
Selecting a Location20
Multi−Voltage Plug (MVP) Connection21
Electrical Service Guide22
Input Power Extension Cord Data22
Connecting 120 Volt Input Power23
Connecting 1-Phase Input Power for 240 VAC24
Generator / Inverter Requirements25
Stick Welding Connections26
TIG Welding Connections27
MIG Welding Connections28
MIG Gun Connection Inside Unit29
Connecting Shielding Gas Supply30
Installing Wire Spool and Adjusting Hub Tension31
Threading Welding Wire32
Removing MIG Gun to Replace with a Spool Gun33
Section 6 − Operation34
Controls34
Controls, TIG Aluminum Manual Mode35
Controls, TIG Steel/Stainless Manual Mode36
Controls, Stick Manual Mode36
Controls, MIG Manual Mode37
Welding Parameter Chart − 120V38
Welding Parameter Chart − 240V39
Entering Setup Menu40
Internal Motor 24 Inch Calibration (Menu 1 of 12)41
Internal Motor Run-In Speed (Menu 2 of 12)41
Spoolmatet 24 Inch Calibration (Menu 3 of 12)42
Spoolmate Run-In Speed (Menu 4 of 12)43
Process Logs (Menu 5 of 12)43
Primary Logs (Menu 6 of 12)44
Error Logs (Menu 7 of 12)44
Factory Reset (Menu 8 of 12)45
Display Software (Menu 9 of 12)45
Control Software (Menu 10 of 12)46
Quicktech (Menu 11 of 12)46
TIG Postflow Control (Menu 12 of 12)47
Section 7 − Maintenance & Troubleshooting48
Routine Maintenance48
Overload Protection48
Changing Drive Roll or Wire Inlet Guide49
Error Messages50
Troubleshooting52
Section 8 − Electrical Diagram54
Section 9 − High Frequency56
Welding Processes Requiring High Frequency56
Installation Showing Possible Sources of HF Interference56
Recommended Installation to Reduce HF Interference57
Section 10 − Selecting a Tungsten for DC or Ac Welding with Inverter Machines58
Selecting Tungsten Electrode (Wear Clean Gloves to Prevent Contamination of Tungsten)58
Preparing Tungsten Electrode for DC Electrode Negative (DCEN) Welding59
Or AC Welding with Inverter Machines59
Section 11 − Guidelines for Tig Welding (Gtaw)60
Positioning the Torch60
Torch Movement During Welding61
Positioning Torch Tungsten for Various Weld Joints61
Section 12 − Gmaw Welding (Mig) Guidelines62
Section 13 − Guidelines for Stick Welding (Smaw)70
Stick Welding Procedure70
Electrode and Amperage Selection Chart71
Striking an Arc71
Positioning Electrode Holder72
Poor Weld Bead Characteristics72
Good Weld Bead Characteristics72
Conditions that Affect Weld Bead Shape73
Electrode Movement During Welding73
Welding Lap Joints73
Welding Groove (Butt) Joints74
Welding T-Joints74
Weld Test75
Troubleshooting75
Section 14 − Parts List77

Miller Multimatic 220 AC/DC - 6-5. Controls, MIG Manual Mode

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