Routine Maintenance | Hobart Welding Products 4500 guide

SECTION 8 − MAINTENANCE

8-1. Routine Maintenance

! Stop engine before maintaining.

			Recycle engine	. See Engine Manual and Maintenance Label
			fluids.	for important start-up, service, and storage
			fluids.	information. Service engine more often if
				information. Service engine more often if
				used in severe conditions.
n = Check	Z = Change	~ = Clean	l = Replace	Reference
* To be done by Factory Authorized Service Agent

Every			Section 5-5
8
Hours
n Fuel Level	n Oil Level	~ Oil, Fuel Spills	~ Muffler Area
Every			Section 8-2
25
Hours
~ Air Cleaner Precleaner
Every
50
Hours
~ Weld Terminals	Z Oil
Every			Engine
100			Manual,
Hours			Section 8-2
nl Air Cleaner Element	~ Cooling System	n Spark Plug Gap
Every
200
Hours
l Unreadable Labels
Every			Engine
300			Manual
Hours
nValve Clearance*
Every			Engine
500			Manual
Hours
nl Weld Cables	n~ Slip Rings*
	nl Brushes*

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Hobart Welding Products 4500 manual Routine Maintenance

Contents

Description OM-4418210 597KProcesses From Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burns Buildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Compressed Air Hazards Engine Hazards HOT Parts can cause burns and injury Welding Wire can cause injuryFire or Explosion hazard Falling Unit can cause injury California Proposition 65 Warnings Principal Safety StandardsEMF Information Radiation can cause interference UN Choc Électrique peut tuer Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation LES Fumées ET LES GAZ peu- vent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un incendie ou une explosion LE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures ’EXPLOSION DE LA Batterie peut Rendre Aveugle Risque D’INCENDIE OU D’EXPLO- Sion LA Chaleur DU Moteur peut pro- voquer un incendie’AIR Comprimé peut provoquer des blessures LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électrique’EMPLOI Excessif peut UNE Remorque QUI Bascule peut entraîner des blessures Principales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF En ce qui concerne les implants médicaux Symbol Definitions − SpecificationsWeld, Power, And Engine Specifications − Definitions Aux Power Gal./Hr Weld Power In KW Dimensions, Weights, And Operating AnglesFuel Consumption Weld Amps At Rated Duty Cycle AC Power Volts Generator Power CurveAC Power Amperes Duty Cycle AC Amps Volt-Ampere CurvesVolts Max Amp Min Amp Installing Welding Generator − InstallationRating Label Location Movement Grounding Generator To Truck Or Trailer Frame Grounding Generator When Supplying Building Systems Oil Engine Prestart Checks13 mm Full Gasoline Open/On Closed/Off Connecting To Weld Output Terminals Selecting Weld Cable Sizes Connecting to weld150 ft 200 ft 250 ft 350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Material Thickness Reference Chart Controls See Section − Operating the Welding Generator Amperage Selection Table For Stick Smaw Electrodes To Stop turn engine switch to OffDescription Of Controls See Section − Operating Auxiliary Equipment Generator Power Panel ReceptaclesUse GFCI-protected extension cord X 15 a + 240 V x 9 a = 4 kVA/KW OM-4418 Routine Maintenance − Maintenance Stop engine Servicing Air Cleaner Troubleshooting − TroubleshootingGenerator Power Welding Starting difficult With proper viscosity oil for operating temperatureEngine Circuit Diagram For Welding Generator − Electrical Diagrams Selecting Equipment − Generator Power Guidelines How Much Power Does Equipment Require? Grounding When Supplying Building SystemsUse #10 AWG or larger insulated Resistive Load Volts 115 Amps Approximate Power Requirements For Farm/Home Equipment Approximate Power Requirements For Industrial MotorsIndustrial 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 MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible − Stick Welding Smaw Guidelines Stick Welding Procedure Striking an Arc − Tapping Technique Electrode and Amperage Selection ChartStriking an Arc − Scratch Start Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090 End View of Work Angle Electrode Movement During Welding Conditions That Affect Weld Bead Shape Lap Joint Butt JointsTee Joint 16 in 30 1.6 mm Tack Welds Troubleshooting − Excessive Spatter Troubleshooting − PorosityWeld Test Possible Causes Corrective Actions Troubleshooting − Excessive Penetration Troubleshooting − Incomplete FusionTroubleshooting − Lack Of Penetration Troubleshooting − Distortion Troubleshooting − Burn-ThroughTroubleshooting − Waviness Of Bead Work like a Pro Main Assembly − Parts List SR1 Start Your Professional Welding Career Now Assistance ServiceSupport Hobart Welding Products Contact your Distributor for

SECTION 8 − MAINTENANCE

8-1. Routine Maintenance

! Stop engine before maintaining.

used in severe conditions.