
380-400Art # A-08955_AB460600AUTOMATED PLASMA CUTTING SYSTEMA120CUTMASTER™Rev. AO Date: Dec. 7, 2012 Manual
CUTMASTER A120INFORMATIONS GÉNÉRALES 1-4 Manual 0-4989• MontezetmaintenezlematérielconformémentauCodeélectriquenational des Etats-Unis. (
CUTMASTER A120 SERVICE 5-6 Manual 0-49895.06 Power Supply Basic Parts Replacement WARNINGDisconnect primary power to the system before disassembli
CUTMASTER A120 Manual 0-4989 5-7 SERVICE5. Remove the fitting from the filter element as-sembly by inserting a 6 mm hex wrench into the internal hex
CUTMASTER A120 SERVICE 5-8 Manual 0-4989Optional Two-Stage Filter Element Replacement The Two-Stage Air Filter has two Filter Elements. When the Fi
CUTMASTER A120Manual 0-4989 5T-1 SERVICESECTION 5 TORCH: SERVICE5T.01 General MaintenanceNOTERefer to Previous "Section 5 System" for co
CUTMASTER A120 SERVICE 5T-2 Manual 0-49895T.02 Inspection and Replacement of Consumable Torch Parts WARNINGDisconnect primary power to the system b
CUTMASTER A120Manual 0-4989 6-1 PARTS LISTSECTION 6: PARTS LISTS6.01 IntroductionA. Parts List BreakdownThe parts list provide a breakdown of all
CUTMASTER A120PARTS LIST 6-2 Manual 0-49896.04 Replacement Power Supply Parts Qty Description Catalog # 1 Regulator 9-0115 1 Filter
CUTMASTER A120Manual 0-4989 6-3 PARTS LISTThis Page Intentionally Blank
CUTMASTER A120PARTS LIST 6-4 Manual 0-49896.06 Torch Replacement Parts SL100SV Torch (with Solenoid on Mounting Tube)Item No. Qty Description
CUTMASTER A120Manual 0-4989 6-5 PARTS LISTArt # A-071136142358101211710221915141617182021211392423
CUTMASTER A120Manual 0-4989 1-5 INFORMATIONS GÉNÉRALES1.06 Documents De ReferenceConsultez les normes suivantes ou les révisions les plus récentes
CUTMASTER A120PARTS LIST 6-6 Manual 0-49896.07 Torch Consumable Parts (SL100)StarterCartridge9-8213ElectrodeAuto 9-8232Manual 9-821550-55A 9-820
CUTMASTER A120Manual 0-4989 6-7 PARTS LIST6.08 Replacement Parts for Hand Torch Item # Qty Description Catalog # 1 1 TorchHandleReplac
CUTMASTER A120PARTS LIST 6-8 Manual 0-4989This Page Intentionally Blank
CUTMASTER A120Manual 0-4989 A-1 APPENDIXAPPENDIX 1: SEQUENCE OF OPERATION (BLOCK DIAGRAM)ACTION:ON / OFF switch to ON RESULT:AC indicator
CUTMASTER A120 APPENDIX A-2 Manual 0-49891/ 3ff12West Lebanon, NH USA 03784Made in USAMo del:U1111max 1effIIU23Ø3Ø1Ø1ØS/NU0=XStandard SymbolsØACDCPh
CUTMASTER A120Manual 0-4989 A-3 APPENDIXAPPENDIX 3: TORCH PIN - OUT DIAGRAMSA. Hand Torch Pin - Out Diagram1234567856781234ATC Female ReceptacleF
CUTMASTER A120 APPENDIX A-4 Manual 0-4989APPENDIX 4: TORCH CONNECTION DIAGRAMSA. Hand Torch Connection DiagramTorch: SL60 / SL100 Hand TorchLeads:
CUTMASTER A120Manual 0-4989 A-5 APPENDIXThis Page Intentionally Blank
CUTMASTER A120 APPENDIX A-6 Manual 0-4989APPENDIX 5: SYSTEM SCHEMATIC, 208/460V UNITS+12VDC+12VDC+12VDC+12VDC+12VDC+5VDC+12VDC+12VDC+12VDC+12VDC+12
CUTMASTER A120Manual 0-4989 A-7 APPENDIX+12VDC+12VDC+12VDC+12VDC+12VDC+5VDC+12VDC+12VDC+12VDC+12VDC+12VDC24VACDWG No:SheetofSupersedesScaleDate:Dra
CUTMASTER A120GENERAL INFORMATION 1-6 Manual 0-49891.07 Declaration of ConformityManufacturer: Thermal Dynamics CorporationAddress: 82 Benning St
CUTMASTER A120 APPENDIX A-8 Manual 0-4989APPENDIX 6: SYSTEM SCHEMATIC, 400/600V UNITSA-09130_ACA-09130_AC5544332211DDCCBBAA+12VDC+12VDC+12VDC+12VDC
CUTMASTER A120Manual 0-4989 A-9 APPENDIXA-09130_ACA-09130_AC5544332211DDCCBBAA+12VDC+12VDC+12VDC+12VDC+5VDC+12VDC+12VDC+12VDC+12VDC+12VDC24VACDWG N
CUTMASTER A120 APPENDIX A-10 Manual 0-4989APPENDIX 7: RAW ARC VOLTAGE If raw arc voltage is necessary for the torch height control, the customer mu
CUTMASTER A120Manual 0-4989 A-11 APPENDIX-V out (-) Polarity Work1 (+) Polarity Art # A-102885. Tighten the strain relief.6. Replace the cover. 7
CUTMASTER A120 APPENDIX A-12 Manual 0-4989This Page Intentionally Blank
CUTMASTER A120Manual 0-4989 A-13 APPENDIXThis Page Intentionally Blank
CutMaster a120 APPENDIX A-14 Manual 0-4989Cover Date Rev. Change(s)June 30, 2008 AA Manual released.Sept. 19, 2008 AB Added CE information
THE AMERICASDenton, TX USAU.S. Customer CarePh: 1-800-426-1888 (tollfree)Fax: 1-800-535-0557 (tollfree)International Customer CarePh: 1-940-381-1212
CUTMASTER A120Manual 0-4989 1-7 GENERAL INFORMATION1.08 Statement of WarrantyLIMITED WARRANTY: Subject to the terms and conditions established be
CUTMASTER A120GENERAL INFORMATION 1-8 Manual 0-4989This Page Intentionally Blank
CUTMASTER A120Manual 0-4989 2-1 INTRODUCTIONSECTION 2 SYSTEM: INTRODUCTION 2.01 How To Use This ManualThis Owner’s Manual applies to just specicat
CUTMASTER A120INTRODUCTION 2-2 Manual 0-49892.04 Power Supply SpecificationsCutMaster A120 Power Supply SpecicationsInput Power 208 / 230 VAC (187 -
CUTMASTER A120Manual 0-4989 2-3 INTRODUCTION2.05 Input Wiring SpecificationsCutMaster A120 Power Supply Input Cable Wiring RequirementsInput voltage
CUTMASTER A120INTRODUCTION 2-4 Manual 0-49892.06 Power Supply FeaturesArt # A-08460Mounting RailsTorch Leads ReceptacleControl PanelWork Cableand Cl
CUTMASTER A120Manual 0-4989 2T-1 INTRODUCTIONSECTION 2 TORCH: INTRODUCTION 2T.01 Scope of ManualThis manual contains descriptions, operating instruct
WE APPRECIATE YOUR BUSINESS!Congratulations on your new Thermal Dynamics product. We are proud to have you as our customer and will strive to provide
CUTMASTER A120INTRODUCTION 2T-2 Manual 0-4989C. Torch PartsStarter Cartridge, Electrode, Tip, Shield CupD. Parts - In - Place (PIP)Torch Head has b
CUTMASTER A120Manual 0-4989 2T-3 INTRODUCTIONBy forcing the plasma gas and electric arc through a small orifice, the torch delivers a high concentrati
CUTMASTER A120INTRODUCTION 2T-4 Manual 0-4989This Page Intentionally Blank
CUTMASTER A120Manual 0-4989 3-1 INSTALLATIONSECTION 3 SYSTEM: INSTALLATION 3.01 Unpacking1. Use the packing lists to identify and ac-count for each
CUTMASTER A120INSTALLATION 3-2 Manual 0-49893.05 Primary Input Power Connections CAUTIONCheck your power source for correct voltage before plugging
CUTMASTER A120Manual 0-4989 3-3 INSTALLATIOND. Quick Guide to Phase WiringThe following illustration and directions are for changing phase of the po
CUTMASTER A120INSTALLATION 3-4 Manual 0-4989 CAUTIONThe primary power source and power cable must conform to local electrical code and the recommend
CUTMASTER A120Manual 0-4989 3-5 INSTALLATIONArt # A-08319Hose Clamp1/4 NPT to 1/4"(6mm) FittingInlet PortGas SupplyHoseFilter AssemblyOptionalS
CUTMASTER A120INSTALLATION 3-6 Manual 0-4989Using High Pressure Air CylindersWhen using high pressure air cylinders as the air supply:1. Refer to th
CUTMASTER A120Manual 0-4989 3T-1 INSTALLATIONSECTION 3 TORCH: INSTALLATION3T.01 Torch ConnectionsIf necessary, connect the torch to the Power Sup-p
! WARNINGRead and understand this entire Manual and your employer’s safety practices before installing, operating, or servicing the equipment.While t
CUTMASTER A120INSTALLATION 3T-2 Manual 0-49893T.03 Setting Up Automation or Machine TorchNOTEAn adapter is required to be installed in the power sup
CUTMASTER A120Manual 0-4989 4-1 OPERATIONSECTION 4 SYSTEM: OPERATION4.01 Front Panel Controls / FeaturesSee Illustration for numbering Identificatio
CUTMASTER A120OPERATION 4-2 Manual 0-49894.02 Preparations for OperationAt the start of each operating session: WARNINGDisconnect primary power at
CUTMASTER A120Manual 0-4989 4-3 OPERATIONSTANDOFFCutMaster A120 Gas Pressure SettingsLeads LengthSL100 (Hand Torch)SL100 (Mechanized Torch)SL100 SV
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CUTMASTER A120 Manual 0-4989 4T-1 OPERATIONSECTION 4 TORCH: OPERATION4T.01 Machine and Automated Torch OperationCutting With Machine or Automated Tor
CUTMASTER A120OPERATION 4T-2 Manual 0-49894T.02 Automation Torch Parts SelectionCheck the torch for proper consumable parts. The parts supplied in t
CUTMASTER A120 Manual 0-4989 4T-3 OPERATIONChange the torch parts for a different operation as follows: WARNINGDisconnect primary power at the sourc
CUTMASTER A120OPERATION 4T-4 Manual 0-4989Bottom Dross BuildupMolten material which is not blown out of the cut area and resolidifies on the plate. E
CUTMASTER A120 Manual 0-4989 4T-5 OPERATION4T.06 Hand Torch OperationStandoff Cutting With Hand TorchNOTEFor best performance and parts life, always
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CUTMASTER A120OPERATION 4T-6 Manual 0-49898. For a consistent standoff height from the workpiece, install the standoff guide by sliding it onto the
CUTMASTER A120 Manual 0-4989 4T-7 OPERATION9. Follow normal recommended cutting practices as provided in the power supply operator's manual.NOT
CUTMASTER A120OPERATION 4T-8 Manual 0-49894T.07 Gouging! WARNINGBe sure the operator is equipped with proper gloves, clothing, eye and ear protectio
CUTMASTER A120 Manual 0-4989 4T-9 OPERATIONThis Page Intentionally Blank
CutMaster a120OPERATION 4T-10 Manual 0-49894T.08 Recommended Cutting Speeds for Machine and Automated Torches With Exposed TipMild Steel 40A Air Plas
CutMaster a120 Manual 0-4989 4T-11 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-12 Manual 0-4989Stainless Steel 40A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter C
CutMaster a120 Manual 0-4989 4T-13 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-14 Manual 0-4989Aluminum 40A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartridg
CutMaster a120 Manual 0-4989 4T-15 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
TABLE OF CONTENTSSECTION 1: GENERAL INFORMATION ... 1-11.01 N
CutMaster a120OPERATION 4T-16 Manual 0-4989Mild Steel 60A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartri
CutMaster a120 Manual 0-4989 4T-17 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-18 Manual 0-4989Stainless Steel 60A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter C
CutMaster a120 Manual 0-4989 4T-19 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-20 Manual 0-4989Aluminum 60A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartridg
CutMaster a120 Manual 0-4989 4T-21 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-22 Manual 0-4989Mild Steel 80A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartri
CutMaster a120 Manual 0-4989 4T-23 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-24 Manual 0-4989Stainless Steel 80A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter C
CutMaster a120 Manual 0-4989 4T-25 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
TABLE OF CONTENTSPATENT INFORMATION ...4T-
CutMaster a120OPERATION 4T-26 Manual 0-4989Aluminum 80A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartridg
CutMaster a120 Manual 0-4989 4T-27 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-28 Manual 0-4989Mild Steel 100A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartr
CutMaster a120 Manual 0-4989 4T-29 OPERATIONStainless Steel 100A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter
CutMaster a120OPERATION 4T-30 Manual 0-4989Aluminum 100A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartrid
CutMaster a120 Manual 0-4989 4T-31 OPERATIONThis Page Intentionally Blank
CutMaster a120OPERATION 4T-32 Manual 0-4989Mild Steel 120A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartr
CutMaster a120 Manual 0-4989 4T-33 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-34 Manual 0-4989Stainless Steel 120A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter
CutMaster a120 Manual 0-4989 4T-35 OPERATIONAluminum 120A Air Plasma / Air ShieldDeectorStandard Shield Cup Maximum Life Shield CupTipStarter Cartri
CUTMASTER A120Manual 0-4989 1-1 GENERAL INFORMATIONSECTION 1: GENERAL INFORMATION1.01 Notes, Cautions and WarningsThroughout this manual, notes, c
CutMaster a120OPERATION 4T-36 Manual 0-49894T.09 Recommended Cutting Speeds for Machine and Automated Torches With Shielded TipMild Steel 40A Air Pla
CutMaster a120 Manual 0-4989 4T-37 OPERATIONStainless Steel 40A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy D
CutMaster a120OPERATION 4T-38 Manual 0-4989Aluminum 40A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty Star
CutMaster a120 Manual 0-4989 4T-39 OPERATIONThis Page Intentionally Blank
CutMaster a120OPERATION 4T-40 Manual 0-4989Mild Steel 60A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty St
CutMaster a120 Manual 0-4989 4T-41 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-42 Manual 0-4989Stainless Steel 60A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Du
CutMaster a120 Manual 0-4989 4T-43 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-44 Manual 0-4989Aluminum 60A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty Star
CutMaster a120 Manual 0-4989 4T-45 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CUTMASTER A120GENERAL INFORMATION 1-2 Manual 0-4989• Ventilateallammableorexplosivevaporsfromtheworkplace.• Donotcutorweldoncontain
CutMaster a120OPERATION 4T-46 Manual 0-4989Mild Steel 80A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty St
CutMaster a120 Manual 0-4989 4T-47 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-48 Manual 0-4989Stainless Steel 80A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Du
CutMaster a120 Manual 0-4989 4T-49 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-50 Manual 0-4989Aluminum 80A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty Star
CutMaster a120 Manual 0-4989 4T-51 OPERATIONMaterial ThicknessGas Pressure (Air)Arc VoltageTorch Working HeightTravel SpeedInitial Piercing HeightPie
CutMaster a120OPERATION 4T-52 Manual 0-4989Mild Steel 100A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty S
CutMaster a120 Manual 0-4989 4T-53 OPERATIONStainless Steel 100A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy
CutMaster a120OPERATION 4T-54 Manual 0-4989Aluminum 100A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty Sta
CutMaster a120 Manual 0-4989 4T-55 OPERATIONMild Steel 120A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty
CUTMASTER A120Manual 0-4989 1-3 INFORMATIONS GÉNÉRALES1.04 Note, Attention et AvertissementDanscemanuel,lesmots“note,”“attention,”et“avert
CutMaster a120OPERATION 4T-56 Manual 0-4989Stainless Steel 120A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy D
CutMaster a120 Manual 0-4989 4T-57 OPERATIONAluminum 120A Air Plasma / Air ShieldShield Cap Maximum Life Shield Cup TipStarter CartridgeHeavy Duty St
CUTMASTER A120OPERATION 4T-58 Manual 0-4989PATENT INFORMATIONPlasma Cuing Torch PatentsThe following parts are covered under U.S. and Foreign Patent
CUTMASTER A120 Manual 0-4989 4T-59 OPERATION Catalog # Description Patent(s) 9-8239 Shield Cap US Pat No(s) 6914211; D496951 Other Pat(s)
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CUTMASTER A120 Manual 0-4989 5-1 SERVICESECTION 5 SYSTEM: SERVICE5.01 General MaintenanceWarning!Disconnect input power before maintaining.Each Us
CUTMASTER A120 SERVICE 5-2 Manual 0-49895.02 Maintenance ScheduleNOTEThe actual frequency of maintenance may need to be adjusted according to the o
CUTMASTER A120 Manual 0-4989 5-3 SERVICE5.04 Fault IndicatorAt initial power up, two lights will temporarily illu-minate for 2-3 seconds to show t
CUTMASTER A120 SERVICE 5-4 Manual 0-49895.05 Basic Troubleshooting Guide WARNINGThere are extremely dangerous voltage and power levels present ins
CUTMASTER A120 Manual 0-4989 5-5 SERVICEProblem - Symptom Possible Cause Recommended ActionFAULT&80PSIindicatorsashing.Gasowiscycli
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