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Hobart Welding Products
OM-474
manual
193 989-B
Models:
OM-474
1
41
64
64
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64 pages
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Troubleshooting
Specifications
Install
Parts list
Electrical Diagrams
Symbol Usage
Dimension
Maintenance
Battery Explosion can Blind
RUN-IN Procedure
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193
989-B
OM-474
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Page 40
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Contents
Processes
OM-474
Description
July
From Hobart to You
Table of Contents
Page
Arc Welding Hazards
Symbol Usage
Electric Shock can kill
ARC Rays can burn eyes and skin
Engine Hazards
Moving Parts can cause injury
Battery Explosion can Blind
Engine Exhaust Gases can kill
Engine Heat can cause fire
EMF Information
Principal Safety Standards
Radiation can cause interference
ARC Welding can cause interference
Consignes DE Sécurité Lire Avant Utilisation
Signification des symboles
UN Choc Électrique peut tuer
LES Fumées ET LES GAZ peuvent être dangereux
DES Particules Volantes peuvent blesser les yeux
LE Soudage peut provoquer un in- cendie ou une explosion
DES Pièces Chaudes peuvent provoquer des brûlures graves
LE Bruit peut affecter l’ouïe
’EXPLOSION DE LA Batterie peut
DES Organes Mobiles peuvent provoquer des blessures
LA Chaleur DU Moteur peut pro- voquer un incendie
LA Chute DE L’APPAREIL peut blesser
Information sur les champs électromagnétiques
Principales normes de sécurité
LE Soudage À L’ARC risque de provoquer des interférences
Consignes relatives aux stimulateurs cardiaques
Symbols And Definitions
Specifications
Weld, Power, And Engine Specifications
Definitions
Dimensions
Dimensions, Weights, And Operating Angles
Weight
Fuel Consumption
Duty Cycle And Overheating
AC Auxiliary Power
60% Duty Cycle At 350 Amperes
Minutes Welding
12.5 KVA/KW Three-Phase Auxiliary Power Plant No Weld Load
Optional AC Power Plant Curves
5 KVA/KW Single-Phase Auxiliary Power Plant No Weld Load
DC Volts CC/DC Standard
Volt-Ampere Curves
AC Amperes CV/DC Models with Optional CV-3 Module
100 Ranges 190-Max 110-270
Connecting The Battery
Installation
Installing Welding Generator
Temperatures below 0 F -18C 13 mm Full Diesel Valve Open
Installing Muffler
Engine Prestart Checks
Do not use gasoline. Gasoline will damage engine
Selecting Weld Cable Sizes
Connecting To Weld Output Terminals
100 ft 30 m Or Less
10 100% Duty Cycle
Terminal Strip 3T Connections Optional
Remote 14 Receptacle RC3 Information Optional, See Section
Socket Information
Stop engine
Front Panel Controls See Section
Operating Welding Generator
Do not switch under load
Ampere Range Switch
Description Of Front Panel Controls See Section
Stop engine and fix trouble if either warning light goes on
Example Combination remote amperage control
Remote Control Optional
Volt Duplex And Optional Gfci Receptacles
Operating Auxiliary Equipment
Open Contact
Volt Duplex Receptacle Optional
Front
Connecting Optional Auxiliary Power Plant
Set Engine Control switch to Run when using auxiliary power
Maintenance and Troubleshooting
Maintenance Label
Do not clean housing with air hose
Servicing Air Cleaner
To Clean air filter
Stop engine and let cool
Servicing Fuel System
To drain water from fuel system
To replace fuel filter
Engine Speed No Load
Adjusting Engine Speed
Idle Speed Adjustment
Changing Engine Oil And Filter
If any fuse or circuit breaker
Overload Protection
Troubleshooting
Inspecting And Cleaning Optional Spark Arrestor Muffler
Welding
Trouble Remedy
Auxiliary Power
Check engine control switch, and replace if necessary
Coolant temperature gets too high see Section
Engine
See engine manual
OM-474
Circuit Diagram For Welding Generator For Standard Models
Electrical Diagrams
OM-474
193 989-B
Wetstacking
RUN-IN Procedure
Load Bank
Run-In Procedure Using Load Bank
Do not touch hot exhaust
Run-In Procedure Using Resistance Grid
Bank/grid
From flammables
Grounding Generator To Truck Or Trailer Frame
Auxiliary Power Guidelines
Selecting Equipment
How Much Power Does Equipment Require?
Grounding When Supplying Building Systems
Earth ground if supplying
Use ground device as stated in electrical codes
Approximate Power Requirements For Farm/Home Equipment
Approximate Power Requirements For Industrial Motors
Industrial Motors Rating Starting Watts Running Watts
Farm/Home Equipment Rating Starting Watts Running Watts
Contractor Rating Starting Watts Running Watts
Approximate Power Requirements For Contractor Equipment
How Much Power Can Generator Supply?
Power Required To Start Motor
Single-Phase Induction Motor Starting Requirements
KVA/HP x HP x
Welding Generator Auxiliary Power output circuit
Typical Connections To Supply Standby Power
Item 4 is not necessary if circuit
Protection is already present
Current Load Watts Amperes
Selecting Extension Cord Use Shortest Cord Possible
101 102 105 104 103
Parts List
65 66 Includes Items
Dia Part Description Mkgs Quantity
PLG9,RC9
PC4
Control Box w/Components
Control Box w/Components -4 Item
Generator
Generator -1 Item
Panel, Front w/Components
Panel, Front w/Components -1 Item
Page
Support
Service
Call
Contact your Distributor for
Hobart Welding Products
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