Hobart H-9B, 125 EZ manual Parts List, Main Assembly

Page 38

SECTION 9 − PARTS LIST

. Hardware is common and not available unless listed.

15

33	14	16
3	13	17	18
		36

19

29 28 30

7

2

12

8

27

		25
	26
10	11	9
6		32

4

6

	21
	1
37	20
	24
	23
	5
	22

35

31

34

804 124-B

Figure 8-1. Main Assembly

OM-923 Page 34

Image 38

Contents Description OM-923Processes File Flux Cored FcawFrom Hobart to You Table of Contents Warranty Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux DES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer unIncendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures graves’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesDuty Cycle And Overheating − SpecificationsSpecifications Volt-Ampere Curves Process/Polarity Table − InstallationInstalling Work Clamp PolarityInstalling Wire Spool And Adjusting Hub Tension Installing 4 in 102 mm Wire SpoolDo not move or operate unit where it could tip Installing Contact Tip And Nozzle Turn off welding power sourceThreading Welding Wire Input Power− Operation ControlsOperating The Gun Overload Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Drive Motor ProtectionChanging Drive Roll Or Wire Inlet Guide Slide replacement wire guide intoReplacing Gun Contact Tip Cleaning Gun Liner End of wire at spool Replacing Gun Liner13/16 in 21 mm Does not run Troubleshooting TableTrouble Remedy − Electrical Diagram Circuit Diagram− Wire Welding Guidelines Typical Fcaw Process ConnectionsThickness to Amperage a Typical Control SettingsWire Size Amperage Range AmperageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective ActionsTroubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting Guide For Semiautomatic Welding Equipment Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Wire does not feed− Parts List Main AssemblyDia Part Description Quantity 225 PkgWire Drive Assembly 209Page Assistance ServiceSupport Contact your Distributor for Hobart Welding Products