Miller Electric 3545 Specifications

Spool Gun DP 3545-20www.HobartWelders.comDescriptionOM-241 877D 2012−05ProcessesMIG (GMAW) WeldingWire Feeder Spool GunFile: Wire Feeder

OM-241 877 Page 8SECTION 5 − MAINTENANCE & TROUBLESHOOTING5-1. Routine Maintenance! Disconnect power before maintaining.. Maintain more oftendurin

OM-241 877 Page 95-2. Changing Drive Rolls804 698-ATools Needed:! Turn off and disconnectinput power.1 Drive Roll CoverRemove cover.Changing Push Roll

OM-241 877 Page 105-3. Changing LinerRef. 804 687-ATools Needed:! Turn off and disconnectinput power.1 Nozzle2 Contact Tip3 LinerRemove and replace li

OM-241 877 Page 115-5. GMAW (MIG) Aluminum Welding HintsHere are several hints to help you be more successful with your new aluminum feed system.MIG w

OM-241 877 Page 12S Maintain a 3/4 in. (19 mm) tip-to-work distance, and have the contact tip recessed approximately 1/8 in. inside the nozzle if poss

OM-241 877 Page 13SECTION 6 − ELECTRICAL DIAGRAMSFigure 6-1. Circuit Diagram186 451

OM-241 877 Page 14SECTION 7 − PARTS LIST. Hardware is common and notavailable unless listed.804 699-A3230262931271528252423181716131110498765421423940

OM-241 877 Page 15QuantityDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 7-1. Complete Assembly1 PB1 186 416 Trigger Switch 1... ... ... .. ...

Notes

Warranty Questions?Call1-800-332-32817 AM − 5 PM ESThobart_warr 2012-03ServiceYou always get the fast,reliable response youneed. Most replacementparts

TABLE OF CONTENTSSECTION 1 −SAFETY PRECAUTIONS FOR GMAW WELDING GUNS − READ BEFORE USING 1...1-1. Symbol Usage 1...

Resources AvailableAlways provide Model Name and Serial/Style Number.To locate a Service Center:Call 1-800-332-3281or visit our website at www.HobartW

OM-241 877 Page 1SECTION 1 −SAFETY PRECAUTIONS FOR GMAWWELDING GUNS − READ BEFORE USINGSR7 (MIG) 2011-10Protect yourself and others from injury — read

OM-241 877 Page 21-3. Proposition 65 WarningsWelding or cutting equipment produces fumes or gaseswhich contain chemicals known to the State of Califor

OM-241 877 Page 3SECTION 2 − MESURES DE SÉCURITÉ VISANT LESPISTOLETS DE SOUDAGE GMAW − À LIRE AVANTUTILISATIONSR7(MIG)_2011−10frePour écarter les risq

OM-241 877 Page 4LES PIÈCES CHAUDES peuventprovoquer des brûlures.D Laisser refroidir le pistolet avant de le toucher.D Ne pas toucher d’objets métall

OM-241 877 Page 5SECTION 3 − INSTALLATION3-1. SpecificationsWire Diameter RangeApproximateWire FeedRangeCoolingMethodMaximumSpool SizeWeld CircuitRati

OM-241 877 Page 63-3. Installing Wire Spool And Threading Welding Wire804 697-ATools Needed:1 Thumb Screw2 Spool CoverRemove thumb screw and spoolcove

OM-241 877 Page 7SECTION 4 − OPERATION6544-1. ControlsS-621-C / 242 154-A / 242 143-A. Spool Gun/MIG Gun switchmust be in Spool Gun positionfor spool