Hobart Welding Products
OM-474
manual
Electrical Diagrams
Troubleshooting
Specification
Install
Parts list
Electrical Diagrams
Symbol Usage
Dimension
Maintenance
Battery Explosion can Blind
RUN-IN Procedure
Page 39
SECTION 8 – ELECTRICAL DIAGRAMS
193
981-A
Figure
8-1.
Circuit Diagram For Welding Generator For Standard Models
OM-474
Page 35
Page 38
Page 40
Image 39
Page 38
Page 40
Contents
July
OM-474
Processes
Description
From Hobart to You
Table of Contents
Page
ARC Rays can burn eyes and skin
Symbol Usage
Arc Welding Hazards
Electric Shock can kill
Engine Hazards
Engine Heat can cause fire
Battery Explosion can Blind
Moving Parts can cause injury
Engine Exhaust Gases can kill
ARC Welding can cause interference
Principal Safety Standards
EMF Information
Radiation can cause interference
LES Fumées ET LES GAZ peuvent être dangereux
Signification des symboles
Consignes DE Sécurité Lire Avant Utilisation
UN Choc Électrique peut tuer
LE Bruit peut affecter l’ouïe
LE Soudage peut provoquer un in- cendie ou une explosion
DES Particules Volantes peuvent blesser les yeux
DES Pièces Chaudes peuvent provoquer des brûlures graves
LA Chute DE L’APPAREIL peut blesser
DES Organes Mobiles peuvent provoquer des blessures
’EXPLOSION DE LA Batterie peut
LA Chaleur DU Moteur peut pro- voquer un incendie
Consignes relatives aux stimulateurs cardiaques
Principales normes de sécurité
Information sur les champs électromagnétiques
LE Soudage À L’ARC risque de provoquer des interférences
Definitions
Specifications
Symbols And Definitions
Weld, Power, And Engine Specifications
Fuel Consumption
Dimensions, Weights, And Operating Angles
Dimensions
Weight
Minutes Welding
AC Auxiliary Power
Duty Cycle And Overheating
60% Duty Cycle At 350 Amperes
Optional AC Power Plant Curves
5 KVA/KW Single-Phase Auxiliary Power Plant No Weld Load
12.5 KVA/KW Three-Phase Auxiliary Power Plant No Weld Load
100 Ranges 190-Max 110-270
Volt-Ampere Curves
DC Volts CC/DC Standard
AC Amperes CV/DC Models with Optional CV-3 Module
Installation
Installing Welding Generator
Connecting The Battery
Do not use gasoline. Gasoline will damage engine
Installing Muffler
Temperatures below 0 F -18C 13 mm Full Diesel Valve Open
Engine Prestart Checks
10 100% Duty Cycle
Connecting To Weld Output Terminals
Selecting Weld Cable Sizes
100 ft 30 m Or Less
Stop engine
Remote 14 Receptacle RC3 Information Optional, See Section
Terminal Strip 3T Connections Optional
Socket Information
Front Panel Controls See Section
Operating Welding Generator
Stop engine and fix trouble if either warning light goes on
Ampere Range Switch
Do not switch under load
Description Of Front Panel Controls See Section
Example Combination remote amperage control
Remote Control Optional
Volt Duplex And Optional Gfci Receptacles
Operating Auxiliary Equipment
Open Contact
Volt Duplex Receptacle Optional
Connecting Optional Auxiliary Power Plant
Set Engine Control switch to Run when using auxiliary power
Front
Maintenance and Troubleshooting
Maintenance Label
Servicing Air Cleaner
To Clean air filter
Do not clean housing with air hose
To replace fuel filter
Servicing Fuel System
Stop engine and let cool
To drain water from fuel system
Adjusting Engine Speed
Idle Speed Adjustment
Engine Speed No Load
Changing Engine Oil And Filter
If any fuse or circuit breaker
Overload Protection
Trouble Remedy
Inspecting And Cleaning Optional Spark Arrestor Muffler
Troubleshooting
Welding
Auxiliary Power
See engine manual
Coolant temperature gets too high see Section
Check engine control switch, and replace if necessary
Engine
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
From flammables
Run-In Procedure Using Resistance Grid
Do not touch hot exhaust
Bank/grid
Auxiliary Power Guidelines
Selecting Equipment
Grounding Generator To Truck Or Trailer Frame
Use ground device as stated in electrical codes
Grounding When Supplying Building Systems
How Much Power Does Equipment Require?
Earth ground if supplying
Farm/Home Equipment Rating Starting Watts Running Watts
Approximate Power Requirements For Industrial Motors
Approximate Power Requirements For Farm/Home Equipment
Industrial Motors Rating Starting Watts Running Watts
Contractor Rating Starting Watts Running Watts
Approximate Power Requirements For Contractor Equipment
KVA/HP x HP x
Power Required To Start Motor
How Much Power Can Generator Supply?
Single-Phase Induction Motor Starting Requirements
Protection is already present
Typical Connections To Supply Standby Power
Welding Generator Auxiliary Power output circuit
Item 4 is not necessary if circuit
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
Contact your Distributor for
Hobart Welding Products
Call
Related pages
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