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Miller Electric
Welding System
PRO 300 CAT
Miller Electric PRO 300 CAT User Manual
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0 P
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A
T
OM
-236
948B
2008
−
02
Pro
cesses
Descrip
tio
n
Air Carbon Arc (CAC-A)
Cutting and Gouging
Stick (SMAW
)
Welding
Engine Driven Welding Generator
TIG (GT
A
W) W
elding
MIG (GMAW)
Welding
Flux Cored (FCA
W
) W
elding
®
Visit our website at
www.MillerWelds.com
File:
Engine Drive
2
Table of Contents
Table of Contents
3
Section 1 − Safety Precautions − Read before Using
5
Symbol Usage
5
Arc Welding Hazards
5
Engine Hazards
7
Compressed Air Hazards
7
Additional Symbols for Installation, Operation, and Maintenance
8
California Proposition 65 Warnings
9
Principal Safety Standards
9
EMF Information
9
Section 2 − Consignes de Sécurité − Lire Avant Utilisation
10
Signification des Symboles
10
Dangers Relatifs au Soudage à L'arc
10
Dangers Existant en Relation Avec le Moteur
12
Dangers Liés à L'air Comprimé
13
Dangers Supplémentaires en Relation Avec L'installation, le Fonctionnement et la Maintenance
13
Proposition Californienne 65 Avertissements
15
Principales Normes de Sécurité
15
Information EMF
15
Section 3 − Definitions
16
Warning Label Definitions
16
Symbols and Definitions
17
Section 4 − Specifications
18
Weld, Power, and Engine Specifications
18
Dimensions, Weights, and Operating Angles
18
Volt-Ampere Curves
19
Fuel Consumption
20
Duty Cycle and Overheating
20
AC Generator Power Curve
21
Section 5 − Installation
22
Installing Welding Generator
22
Mounting Welding Generator
23
Rating Label Location
24
Installing Exhaust Pipe
25
Activating the Dry Charge Battery (if Applicable)
26
Connecting the Battery
26
Engine Prestart Checks
27
Connecting to Weld Output Terminals
28
Selecting Weld Cable Sizes
29
Connecting to Remote 14 Receptacle RC14
30
Section 6 − Operating Welding Generator
32
Front Panel Controls (See Section 6-2)
32
Description of Front Panel Controls (See Section 6-1)
33
Process/Contactor Switch
34
Lift-Arct Start Procedure
35
Remote Voltage/Amperage Control
36
Section 7 − Operating Auxiliary Equipment
37
Generator Power Receptacles
37
Section 8 − Maintenance & Troubleshooting
38
Routine Maintenance
38
Maintenance Label
39
Servicing Air Cleaner
40
Inspecting and Cleaning Optional Spark Arrestor Muffler
41
Servicing Engine Cooling System
41
Adjusting Engine Speed on Standard Models
42
Adjusting Engine Speed on Models with Automatic Idle (Optional)
43
Servicing Fuel and Lubrication Systems
44
Overload Protection
45
Checking Generator Brushes
46
Voltmeter/Ammeter Help Displays
47
Troubleshooting
48
Section 9 − Electrical Diagrams
52
Section 10 − Run-In Procedure
54
Wetstacking
54
Run-In Procedure Using Load Bank
55
Run-In Procedure Using Resistance Grid
56
Section 11 − Generator Power Guidelines
57
Section 12 − Parts List
64
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Miller Electric PRO 300 CAT Specifications
General
Brand
Miller Electric
Model
PRO 300 CAT
Category
Welding System
Language
English
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