Miller Electric 6000 manual Positioning Electrode Holder, Poor Weld Bead Characteristics

Page 47

12-5. Positioning Electrode Holder

10°-30°

90°90°

End View of Work Angle

Side View of Electrode Angle

GROOVE WELDS

45°

10°-30°

 

45°

 

End View of Work Angle

Side View of Electrode Angle

FILLET WELDS

S-0060

12-6. Poor Weld Bead Characteristics

1 Large Spatter Deposits

2 Rough, Uneven Bead

3 Slight Crater During Welding

4 Bad Overlap

5 Poor Penetration

1

2 3 4

5

S-0053-A

12-7. Good Weld Bead Characteristics

 

1

 

 

2

3

4

5

1Fine Spatter

2Uniform Bead

3Moderate Crater During Welding

Weld a new bead or layer for each 1/8 in. (3.2 mm) thickness in metals being welded.

4No Overlap

5Good Penetration into Base Metal

S-0052-B

Return To Table Of Contents

OM-499 Page 43

Image 47
Contents Description OM-499Processes From Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageEngine Hazards Compressed Air Hazards Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationLES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves’AIR Comprimé peut provoque r des blessures ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieInformation sur les champs électromagnétiques Principales normes de sécuritéWelding Weld Output Rated Maximum Generator Power − SpecificationsSymbol Definitions Weld, Power, And Engine SpecificationsBe damaged or unit could tip Dimensions, Weights, And Operating AnglesFuel Consumption Kohler-Powered Units Do not move or operate unit where itContinuous Welding Fuel Consumption Honda-Powered UnitsExceeding duty cycle can damage unit and void warranty Duty CycleHz Model Generator Power CurvesMAX MID MIN Volt-Ampere CurvesGrounding Generator To Truck Or Trailer Frame − InstallationInstalling Welding Generator Oil Grounding Generator When Supplying Building SystemsEngine Prestart Checks Kohler-Powered Units FuelConnect negative − cable last Engine Prestart Checks Honda-Powered UnitsConnecting The Battery Electric-Start Models Only + −Selecting Weld Cable Sizes Connecting To Weld Output Terminals50 Hz 60 Hz Controls Kohler-Powered Units− Operating the Welding Generator 60 Hz 50 Hz Controls Honda-Powered Units See SectionRecoil-Start 2Electric-Start Description Of Controls Honda-Powered Units See Section 120 V x 10 a + 240 V x 9 a = 3.5 kVA/ KW Generator Power Panel 495 218 USA− Operating Auxiliary Equipment Australia Europe Asia Optional Generator Power PanelsGenerator Power Panel 495 South Africa South AmericaIt exceeds 5500W Generator Power Panel RatingsMaintenance Label − Maintenance100 h Routine Maintenance20 h 50 hIdle Speed Adjustment Overload Protection Honda-Powered UnitsAdjusting Engine Speed Kohler-Powered Units Weld/Power Speed AdjustmentStop engine. Close fuel valve Adjusting Engine Speed Honda-Powered UnitsThrottle Control Lever Adjustment Screw Pilot Screw Throttle Stop ScrewWelding − TroubleshootingTroubleshooting Generator PowerCircuit board PC1 Check battery voltage electric-start models onlyViscosity oil for operating temperature EngineCircuit Diagram For Welding Generator 1 − Electrical DiagramsCircuit Diagram For Welding Generator 2 Wiring Diagram For Auxiliary Power Panels 1 Wiring Diagram For Auxiliary Power Panels 2 Selecting Equipment − Generator Power GuidelinesVolts 115 Amps Resistive Load Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Earth ground if supplyingFarm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentKVA/HP x HP x Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting RequirementsWork like a Pro Typical Connections To Supply Standby PowerCurrent Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible− Stick Welding Smaw Guidelines Stick Welding ProcedureWeld current starts when electrode touches work- piece Striking an Arc − Tapping Technique Electrode and Amperage Selection ChartStriking an Arc − Scratch Start Technique 10-30 9090 End View of Work Angle Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Positioning Electrode HolderElectrode Movement During Welding Conditions That Affect Weld Bead Shape16 in 1.6 mm Tack Welds Butt JointsLap Joint Tee JointPossible Causes Corrective Actions Troubleshooting − PorosityTroubleshooting − Excessive Spatter Weld TestTroubleshooting − Excessive Penetration Troubleshooting − Incomplete FusionTroubleshooting − Lack Of Penetration Troubleshooting − Distortion Troubleshooting − Burn-ThroughTroubleshooting − Waviness Of Bead Main Assembly − Parts ListDia Part Dia Part Mkgs Description Quantity Generator Power Panels Item Dia Part Mkgs Description Quantity Work like a Pro Support ServiceYour distributor also gives Transportation Department Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s