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Thermal Comfort 3000 manual Appendix XI CSD Corner Slowdown Circuit Diagram

Models: 3000

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APPENDIX XI: CSD (CORNER SLOWDOWN) CIRCUIT

DIAGRAM

A-01140

Manual 0-2533

77

APPENDIX

Image 81

Thermal Comfort 3000 manual Appendix XI CSD Corner Slowdown Circuit Diagram

Contents

October 6 MerlinPage Table of Contents Table of Contents Section General Information Important Safety PrecautionsFire and Explosion PublicationsAvertissement Precautions De Securite ImportantesChoc Electrique Bruit Documents De ReferenceGeneral Information Declaration of Conformity National Standard and Technical SpecificationsLabor Statement of WarrantyService Responsibilities General Service PhilosophySection Introduction Scope Of ManualIntroduction Specifications & Design Features Section Introduction DescriptionGeneral Description Theory Of Operation Input and Output PowerPlasma Arc Cutting and Gouging Pilot ArcOptions And Accessories Plasma/Secondary Gas Control Hour/Counter MetersSection Service Troubleshooting Diagnostics Periodic Inspection & ProceduresIntroduction Coolant Level and Conductivity System TheoryDraining Coolant Circuit DescriptionSwitching Control PC Board Switch-Mode Power Supply OperationRemote Control Logic PC Board FunctionsTroubleshooting and Repair Troubleshooting GuideAdvanced Troubleshooting Standoff ControlHow to use this Guide Temp indicator on red Fuse blown at disconnect when primary power is connectedCoolant conductivity indicator off Coolant indicator offWeak or sputtering pilot No pilot arc Pilot indicator on PCR energizedTest Procedures Enable Circuit TestsVoltage Selection PC Board Check Blown Fuse F1 or F2 Motor Control Contactor Check MC1 or MC2Diode Check Pressure Sensing Circuit Thermal Sensing Circuit CheckGas Solenoid Circuits Coolant Flow Sensor Circuit CheckPower Supply Start Circuit Remote Control Start CircuitRefer to Appendix IX for Start Circuit Diagram Q1 Location Switching Control Check Q1High Voltage is present Pilot Circuit CheckTip Drag Circuit Current Control, Display and CSD checksFront Panel Current Control Remote Current ControlCorner Slowdown CSD Volt Bias TestPilot Resistor Adjustment Refer to Appendix XII for OK-To-Move Circuit DiagramOK-To-Move Tests Service Troubleshooting Anti-Static Handling Procedures Section Repairs & Replacement ProceduresParts Replacement General Information ProcedureHandle Replacement External Parts ReplacementLeft/Right Side Panel Replacement Top Panel ReplacementFront Panel/Chassis Parts Replacement Access Panel Parts ReplacementRear Panel Parts Replacement Voltage Selection PC Board Replacement Three-Phase Contactor ReplacementGas Solenoid Assembly Replacement Secondary Water Solenoid Valve Assembly ReplacementCoolant Tank Replacement Flow Switch Assembly ReplacementConductivity Sensor Assembly Replacement Secondary Water Check Valve Replacement Base Assembly Parts ReplacementDC Inductor L2 Assembly Replacement 29KVA Transformer T1 Assembly ReplacementMain Contactor W1 or W2 Replacement Upper Chassis Parts ReplacementMotor M1 Assembly Replacement Pump Assembly ReplacementBxbx Do not damage Heatsink Auxiliary Transformer T3 Assembly ReplacementCoolant Pressure Gauge Replacement Pressure Gauge ReplacementPressure Switch Replacement Plasma or Secondary Gas Input Fitting ReplacementPlasma or Secondary Regulator Assembly Replacement Fuse F1 and F2 ReplacementControl Logic PC Board Assembly Replacement Switching Control PC Board Assembly ReplacementSecondary Gas Check Valve Replacement Main Heatsink Assembly Parts ReplacementAmp STR. Diode Replacement Diodes can overheat if not properly installedRelay Replacement Amp REV Diode ReplacementAmp STR Diode Replacement Hose Assembly Replacements Drain the coolant from the Coolant Tank per Sec- tion 4.02-F Replacement Procedures Replacement Procedures Parts List Breakdown Section Parts ListsOrdering Information ReturnsItem # Qty Description Catalog # External Power Supply Replacement Parts ListAccess Panel Replacement Parts Front Panel/Chassis Replacement Parts 01217 Rear Panel Replacement Parts 1323 Base Assembly Replacement Parts 00894 Upper Chassis Replacement Parts 01226 Main Heatsink Assembly Replacement Parts 00971 Power Supply Options And Accessories 01218 Parts Lists Lts Appendix I Input Wiring RequirementsAction Appendix II Sequence of Operation Block DiagramSystem With Standoff Control SC11 And Gas Control GC3000 Appendix III Typical Mechanized System Cable ConnectionsRemote Cables Appendix V CNC Interface Appendix VI 120 VAC Circuit Diagram Appendix VII Ladder Diagram 15 VDC Appendix Viii Signal Flow Block Diagram Appendix IX Start Circuit Diargram Appendix X Current Control / Display Circuit Diagram Appendix XI CSD Corner Slowdown Circuit Diagram OK OUT Appendix XII OK-TO-MOVE Circuit DiagramBlock Xiii HoseAppendix XIV System Schematic Appendix Weekly or Every 30 Arc Hours Daily Operational Checks or Every Six Arc HoursSix Months or Every 720 Arc Hours Twelve Months or Every 1500 Arc Hours