Tweco PAK 44G Manuel d'utilisateur

Operating ManualAugust 25, 1998PAK 44GPLASMA GOUGING SYSTEMManual No. 0-2686

GENERAL INFORMATION 4• Utilisez un équipement spécial tel que des tables decoupe à débit d’eau ou à courant descendant pourcapter la fumée et les gaz.

5 GENERAL INFORMATION• Pour des renseignements sur la manière de tester lebruit, consultez l’article 1, page 5.1.06 Documents De ReferenceConsultez l

GENERAL INFORMATION 61.07 Declaration of ConformityManufacturer: Thermal Dynamics CorporationAddress: Industrial Park #2West Lebanon, New Hampshire 0

7 GENERAL INFORMATION1.08 Statement of WarrantyLIMITED WARRANTY: Thermal Dynamics® Corporation (hereinafter “Thermal”) warrants that its products wi

GENERAL INFORMATION 8

Manual 0-2686 9 INTRODUCTION & DESCRIPTIONSECTION 2:INTRODUCTION &DESCRIPTION2.01 Scope of ManualThis manual contains descriptions, operating

INTRODUCTION & DESCRIPTION 10 Manual 0-26864. Control Circuit24 volt AC5. Plasma and Secondary Gas PressuresControlled by pressure regulator at

Manual 0-2686 11 INSTALLATION PROCEDURESSECTION 3:INSTALLATIONPROCEDURES3.01 IntroductionThis Section describes installation of the Pak 44G PowerSupp

INSTALLATION PROCEDURES 12 Manual 0-26863. Remove the four bolts and hex nuts securing the skidto the Base Assembly of the Power Supply.4. The Pak 4

Manual 0-2686 13 INSTALLATION PROCEDURES3.07 Primary Voltage SelectionThe following Link Diagrams for 208/230/460, 230/460/575, and 220/380/440/500 v

INSTALLATION PROCEDURES 14 Manual 0-2686This unit connected for ______ voltsRefer to Instruction manual for other voltage conncts.Discard this labelaf

Manual 0-2686 15 INSTALLATION PROCEDURESThis unit connected for ______ voltsRefer to Instruction manual for other voltage conncts.Discard this labelaf

INSTALLATION PROCEDURES 16 Manual 0-26863.11 Connecting Torch Leads1. Check the torch to confirm that it is properly assembled(Refer to Manual suppl

Manual 0-2686 17 INSTALLATION PROCEDURESInterlock SwitchActuatorLeads Access CoverA-01889Figure 3-11 Access Cover and Interlock6. Install the reserv

INSTALLATION PROCEDURES 18 Manual 0-2686

Manual 0-2686 19 OPERATIONSECTION 4:OPERATION4.01 IntroductionThis Section provides a description of the Pak 44G PowerSupply operating controls and p

OPERATION 20 Manual 0-26866. SECONDARY GASIndicates pressure at which secondary gas is be-ing supplied to the torch.7. RUN/SET Switch (SW2)Move up to

Manual 0-2686 21 OPERATIONC. Rear Panel1. INPUT Cable Bushing (Strain Relief)A strain relief supplied to secure the customersupplied primary input p

OPERATION 22 Manual 0-26861. Wait five minutes before turning off the fan andpump and opening the main disconnect switch toshut down.2. For maximum

Manual 0-2686 23 CUSTOMER/OPERATOR SERVICESECTION 5:CUSTOMER/OPERATORSERVICE5.01 IntroductionThis Section describes basic maintenance procedures per-

Read and understand this entire Operating Manual and youremployer’s safety practices before installing, operating, orservicing the equipment.While the

CUSTOMER/OPERATOR SERVICE 24 Manual 0-2686add Torch Coolant. If the coolant gets too low, 40psi (2.76 bar) or lower, the coolant interlock willopen.2

Manual 0-2686 25 CUSTOMER/OPERATOR SERVICEb. High coolant conductivity5.04 Troubleshooting GuideA. Basic TroubleshootingThis Sub-Section covers bas

CUSTOMER/OPERATOR SERVICE 26 Manual 0-26864. Faulty Power Supplya. Isolate and replace component(s) per ServiceManualD. Surging coolant1. Air in S

Manual 0-2686 27 CUSTOMER/OPERATOR SERVICE2. Loose connectiona. Repair3. Faulty Power Supplya. Isolate and replace component(s) per ServiceManualF

CUSTOMER/OPERATOR SERVICE 28 Manual 0-26865.05 Gas Pressure RegulatorsComponents of the Gas Pressure Regulators are as fol-lows:1. Inlet connection2

Manual 0-2686 29 PARTS LISTSSECTION 6:PARTS LISTS6.01 IntroductionA. Parts List BreakdownThe parts list provides a breakdown of all replaceablecompo

PARTS LISTS 30 Manual 0-26866.03 Power Supply Remote Area Spare Parts KitQty Description Catalog #PAK 44G SPARE PARTS KIT Includes: 5-48101 PC BOARD

Manual 0-2686 31 PARTS LISTSQty Description Catalog #1 CONTACTOR COIL 8-19871 3 PH CONTACTOR 8-13041 RELAY, DPDT, 12VDC COIL(CLEAR CASE) 9-51641 TIME

PARTS LISTS 32 Manual 0-26866.04 Power Supply Options and AccessoriesItem # Qty Description Catalog #1 Gas Regulators1 REGULATOR, HIGH PRESSURE, ARGO

Manual 0-2686 33 APPENDIXAPPENDIX I: INPUT WIRING REQUIREMENTSNOTESRefer to Local and National Codes or local authority having jurisdiction for prope

TABLE OF CONTENTSSECTION 1:GENERAL INFORMATION ... 11.0

APPENDIX 34 Manual 0-2686APPENDIX II: SEQUENCE OF OPERATION BLOCKDIAGRAM ACTION1. Close external disconnect switch.Red AC POWER in

Manual 0-2686 35 APPENDIXAPPENDIX III: TIMING CHARTON/OFFSwitchONRUN/SETSwitchSET RUNTorchSwitchPressedTorchSwitchReleasedON/OFFSwitchOFFCoolant

APPENDIX 36 Manual 0-2686APPENDIX IV: SYSTEM BLOCK DIAGRAMPressureRegulatorsCO2N2DeionizerRadiatorReservoirSolenoidValvesPumpFilterCoolantPressureGas

Manual 0-2686 37 APPENDIXAPPENDIX V: RECOMMENDED ROUTINE MAINTENANCESCHEDULE FOR WATER COOLED PLASMA CUTTINGSYSTEMSThis schedule applies to all types

APPENDIX 38 Manual 0-2686A-02107APPENDIX VI: SYSTEM SCHEMATIC

Manual 0-2686 39 APPENDIXA-02107

TABLE OF CONTENTS (continued)SECTION 6:PARTS LISTS...

1 GENERAL INFORMATIONSECTION 1:GENERAL INFORMATION1.01 Notes, Cautions and WarningsThroughout this manual, notes, cautions, and warningsare used to h

GENERAL INFORMATION 2FIRE AND EXPLOSIONFire and explosion can be caused by hot slag, sparks, orthe plasma arc.• Be sure there is no combustible or fla

3 GENERAL INFORMATION12. CSA Standard W117.2, CODE FOR SAFETY INWELDING AND CUTTING, obtainable from the Ca-nadian Standards Association, Standards S