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Welding System
Miller Electric
301 G, DC, Trailblazer DC
manual
Models:
Trailblazer DC
301 G, DC
1
70
72
72
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Troubleshooting
Specs
Install
Parts list
Electrical Diagrams
Symbol Usage
Connecting The Battery
Main Assembly
Do not overfill battery cells
Idle Speed Adjustment
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Contents
Processes
OM-4407203 236U
Description
From Miller to You
Table of Contents
Options and Accessories Warranty
Symbol Usage
Arc Welding Hazards
Engine Hazards
Compressed Air Hazards
EMF Information
Principal Safety Standards
California Proposition 65 Warnings
Radiation can cause interference
UN Choc Électrique peut tuer
Signification des symboles
− Consignes DE Sécurité − Lire Avant Utilisation
LES Fumées ET LES GAZ peuvent être dangereux
DES Pièces Chaudes peuvent provoquer des brûlures graves
LE Soudage peut provoquer un in- cendie ou une explosion
DES Particules Volantes peuvent blesser les yeux
LE Bruit peut affecter l’ouïe
LA Chaleur DU Moteur peut pro- voquer un incendie
’EXPLOSION DE LA Batterie peut
DES Organes Mobiles peuvent provoquer des blessures
’AIR Comprimé peut provoquer des blessures
Principales normes de sécurité
Information sur les champs électromagnétiques
Symbol Definitions
− Definitions
Weld, Power, And Engine Specifications
− Specifications
Dimensions, Weights, and Operating Angles
Fuel Consumption While Using Generator Power
Fuel Consumption While Welding
Duty Cycle
Generator Power Curve
Exceeding duty cycle can damage unit and void warranty
100% Duty Cycle at 280 Amperes DC
CC/DC Stick Mode
Stick And MIG Mode Volt-Ampere Curves
CC/AC Stick Mode
CV/DC MIG Mode
CC/AC TIG Mode
TIG Mode Volt-Ampere Curves
CC/DC TIG Mode
− Installation
Installing Welding Generator
Oil
Engine Prestart Checks Robin EH64-Powered Units
Oil Check Oil Fill
Engine Prestart Checks Kohler-Powered Units
Follow run-in procedure in engine manual
Read and follow all instruc
Activating The Dry Charge Battery If Applicable
Do not overfill battery cells
Charger
+ −
Connecting The Battery
Installing Exhaust Pipe
Connect negative − cable last
AC/DC Models
Connecting To Weld Output Terminals
Stop engine
DC Only Models
Selecting Weld Cable Sizes
Remote Receptacle Information
Adjusting Wire MIG Weld Puddle Consistency
For wetter weld puddle for mild steel
− Operating Welding Generator
Do not switch under load
Front Panel Controls
Process/Contactor Switch Settings
Process/Contactor Switch On CC/CV Models
Switch Setting Process Output On/Off Control
Set Adjust Remote Control Switch Stick Welding Only
Remote Amperage/Voltage Control
Generator Power Receptacles And Circuit Breakers
− Operating Auxiliary Equipment
If unit does not have Gfci re Ceptacles, use Gfci
Optional Generator Power Receptacles
Gfci Receptacle Option
Current Available in Amperes 240
Receptacle
− Maintenance Robin EH64-POWERED Units
Maintenance Label Robin EH64-Powered Units
Every 20 h Every 25 h
Routine Maintenance Robin EH64-Powered Units
Every 8 h
Every 50 h
Every 500 h
Every 200 h
Every 1000 h
Servicing Air Cleaner Robin EH64-Powered Units
Servicing Optional Spark Arrestor Robin EH64-Powered Units
Overload Protection Robin EH64-Powered Units
Tools Needed
Running engine
Close valve and valve cap
Before adding oil
Tions as necessary, and wipe up fuel
Idle Speed Adjustment
Adjusting Engine Speed Robin EH64-Powered Units
Weld/Power Speed Adjustment
Routine Maintenance Kohler-Powered Units
− Maintenance KOHLER-POWERED Units
Stop engine before maintaining
Maintenance Label Kohler-Powered Units
Servicing Air Cleaner Kohler-Powered Units
Servicing Optional Spark Arrestor Kohler-Powered Units
Full Tools Needed
Adjusting Engine Speed Kohler-Powered Units
Overload Protection Kohler-Powered Units
Welding Troubleshooting
− Troubleshooting
Trouble Remedy
Generator Power Troubleshooting
Engine Troubleshooting
Is on
Work like a Pro
− Electrical Diagrams
209 625-C
OM-4407
209 620-B
Selecting Equipment
− Generator Power Guidelines
Grounding Generator To Truck Or Trailer Frame
Earth ground if supplying
Grounding When Supplying Building Systems
How Much Power Does Equipment Require?
Amperes x Volts = Watts
Industrial Motors Rating Starting Watts Running Watts
Approximate Power Requirements For Industrial Motors
Approximate Power Requirements For Farm/Home Equipment
Farm/Home Equipment Rating Starting Watts Running Watts
Approximate Power Requirements For Contractor Equipment
Contractor Rating Starting Watts Running Watts
Single-Phase Induction Motor Starting Requirements
Power Required To Start Motor
How Much Power Can Generator Supply?
KVA/HP x HP x 1000 = Starting Amperage
Typical Connections To Supply Standby Power
Selecting Extension Cord Use Shortest Cord Possible
Current Load Watts Amperes
OM-4407
− Parts List
Main Assembly Kohler Engine Shown
Main Assembly
Dia Part Description Quantity Mkgs
206537
Panel, Front w/Components
Panel, Front w/Components -1Item
Generator -1Item
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Miller Electric Mfg. Co
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