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General| Brand | Miller |
|---|---|
| Model | Legend 301 G |
| Category | Welding System |
| Language | English |
Explains safety symbols used in the manual.
Details potential hazards during maintenance and servicing.
Discusses electromagnetic field effects and precautions.
Defines various symbols used in the manual for clarity.
Overview of the multiprocess engine-driven welder and AC generator.
Details welding modes, power ratings, and engine specs.
Provides physical dimensions, weight, and operating angle limits.
Graph showing fuel consumption at different loads and speeds.
Graph illustrating AC generator power output vs. amperage.
Explains duty cycle and shows performance at different amperage levels.
Displays voltage-amperage characteristics for Stick and MIG modes.
Shows voltage-amperage characteristics for DC TIG mode.
Instructions for safely moving, locating, mounting, and grounding the unit.
Steps for checking fluids, fuel, and oil before starting the engine.
Procedure for preparing and installing a dry charge battery.
Steps for correctly connecting the unit's battery.
Guidance on properly installing the exhaust pipe.
How to connect welding cables to the output terminals.
Chart to help choose appropriate weld cable sizes based on length and current.
Details on the remote receptacle functions and pinouts.
Instructions for changing wire feed settings to alter weld puddle characteristics.
Identifies and illustrates the controls on the front panel.
Detailed explanation of each front panel control's function.
How to use the process switch to select welding modes.
Guide to using remote controls for amperage and voltage adjustment.
Information on 120/240V receptacles and their circuit breakers.
Details on the variable frequency AC receptacle.
Instructions for wiring a 240V plug for various load configurations.
Schedule and tasks for regular preventive maintenance.
Information found on the unit's maintenance label.
Steps for cleaning and inspecting the spark arrestor screen.
Procedure for cleaning or replacing the air cleaner element and wrapper.
Guide for performing oil and fuel filter changes.
Explanation of circuit breakers and fuses for overload protection.
Safety warnings specific to electrical parts.
Defines common electrical components used in the unit.
Tables listing common problems and their remedies.
Circuit diagram for troubleshooting the welding generator.
Test values for the welding generator circuit diagram.
Oscilloscope waveforms for troubleshooting analysis.
Information on testing Power Board PC1.
Specific voltage readings for Power Board PC1 test points.
Information on testing Control Board PC2.
Specific voltage readings for Control Board PC2 test points.
Information on testing Power Board PC7.
Specific voltage readings for Power Board PC7 test points.
Procedure for replacing brushes and cleaning slip rings.
Steps for adjusting the electronic governor for proper engine speed.
Procedure to verify unit output after maintenance.
Steps for disassembling the entire welding generator unit.
Specific instructions for disassembling the generator component.
Overall circuit diagram for the welding generator.
Detailed circuit diagram for the weld power board.
Detailed circuit diagram for the control board.
Detailed circuit diagram for the generator power board.
Detailed circuit diagram for HF Filter Board PC3.
Detailed circuit diagram for HF Filter Board PC5.
Exploded view and parts list for the main assembly.
Exploded view and parts list for the front panel.
Exploded view and parts list for bracket assemblies.
Exploded view and parts list for the generator component.
