Lincoln Electric SVM140-A Uživatelský manuál

SVM140-AJuly, 2005Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in mind. However,your overall safety

INPUT CONNECTIONSELECTRIC SHOCK can kill. • Have a qualified electrician install andservice this equipment. • Turn the input power off at the fuse b

TROUBLESHOOTING & REPAIRF-63 F-63PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

TROUBLESHOOTING & REPAIRF-64 F-64PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

CAPACITOR REMOVAL1. Using the 3/8” wrench, remove the fourscrews holding the heat sink assembly to theupper and bottom sections of the machine.See Fi

TROUBLESHOOTING & REPAIRF-66 F-66PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

TROUBLESHOOTING & REPAIRF-67 F-67PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

TROUBLESHOOTING & REPAIRF-68 F-68PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTESF-70 F-70PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

ELECTRICAL DIAGRAMSG-1 G-1PRO CUT 55Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCElectrical Diagrams Section ...

ELECTRICAL DIAGRAMSG-2PROCUT 55WIRING DIAGRAM - ENTIRE MACHINEWIRING DIAGRAM PRO-CUT 55ELECTRICAL SYMBOLS PER E15371234CONNECTOR CAVITY NUMBERING SE

RECONNECT PROCEDUREWhen received directly from the factory, the machinesare internally connected for 230 VAC. Reconnectionwill be necessary if a high

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

ELECTRICAL DIAGRAMSG-4PROCUT 55SCHEMATIC-POWER PC BOARDG-4NOTE: This diagram is for reference only. It may not be accurate for all machines covered by

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

ELECTRICAL DIAGRAMSG-7PROCUT 55SCHEMATIC - CONTROL PC BOARDG-7NOTE: This diagram is for reference only. It may not be accurate for all machines covere

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your fa

SVM ERROR REPORTING FORMWe need to know if there are errors in our manuals. We also value any suggestions as toadditional tests or procedures that wo

OUTPUT CONNECTIONSTORCH CONNECTIONThe Pro-Cut 55 is supplied from the factory with a PCT80 cutting torch. Additional cutting torches can beordered fro

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCSection B-1 Section B-1PRO-CUT 55TABLE OF CONTENTS- OPERATION SECTI

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

GENERAL DESCRIPTIONThe Pro-Cut 55 is an inverter based constant current,continuous control plasma cutting power source. Itprovides superior and reliab

CUTTING CAPABILITYThe Pro-Cut 55 is rated at 55 amps, at 50% duty cycleon a 10 minute basis or 40 amps, at 100% duty cycle.If the duty cycle is excee

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

- The gas will immediately turn off. The pressuregauge may show an increase in pressure after theair turns off, but this is normal. Do NOT reset th

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCPRO-CUT 55iSAFETYiPROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS

ELECTRIC SHOCK can kill. • Turn off machine at the disconnectswitch on the front of the machinebefore tightening, cleaning or replac-ing consumables.

THICK SECTIONS OF METAL Output set above mid-range.• The best quality and consumable life will beobtained by holding the torch off the surface about3

TABLE OF CONTENTS- ACCESSORIES -Accessories...

GENERAL OPTIONS / ACCESSORIESThe following options/accessories are available foryour Pro-Cut 55 from your local Lincoln Distributor.K1600-1 Undercarri

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCSection D-1 Section D-1PRO-CUT 55TABLE OF CONTENTS-MAINTENANCE-Main

ELECTRIC SHOCK can kill.• Have an electrician install and servicethis equipment.• Turn the input power off at the fuse boxbefore working on equipment.

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

1. Case Front2. Case Back3. Primary Power Board4. Output Power Board Assembly5. Control Board6. Case Wraparound7. Machine Base8. Auxiliary Tra

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCSection E-1 Section E-1PRO-CUT 55Theory of Operation ...

GENERAL DESCRIPTIONThe Pro-Cut 55 is a constant current, continuous con-trol plasma cutting power source. The inverter basedpower supply design is co

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCSAFETYii iiPRO-CUT 55FOR ELECTRICALLYpowered equipment.6.a. Turn of

PRECHARGE AND PROTECTIONThe input voltage is rectified by the input rectifier. Theresultant DC voltage is applied, through the reconnectswitch, to th

THEORY OF OPERATIONE-4 E-4PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return

OUTPUT BOARD AND TORCHThe output board contains an Insulated Gate BipolarTransistor (IGBT) which, upon receiving a pilot signal fromthe control board,

CONTROL AND DISPLAY BOARDSThe control board receives status and analog feed-back signals from the output board, display board,power board and various

PROTECTION CIRCUITSProtection circuits are designed into the Pro-Cut 55machine to sense trouble and shut down the machinebefore the trouble damages in

INSULATED GATE BIPOLAR TRANSISTOR (IGBT) OPERATIONAn IGBT is a type of transistor. IGBTs are semicon-ductors well suited for high frequency switching

PULSE WIDTH MODULATIONThe term PULSE WIDTH MODULATION describeshow much time is devoted to conduction in the posi-tive and negative portions of the cy

NOTESE-10 E-10PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCSection F-1 Section F-1PRO-CUT 55Troubleshooting & Repair Secti

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCNOTESiii iiiPRO-CUT 55

TROUBLESHOOTING & REPAIRF-3 F-3PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

TROUBLESHOOTING & REPAIRF-10 F-10PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

NOTESF-11 F-11PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

MASTER TABLE OF CONTENTS FOR ALL SECTIONSiv ivPRO-CUT 55PageSafety...

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTESF-17 F-17PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCTABLE OF CONTENTS- INSTALLATION SECTION -Section A-1 Section A-1PRO

NOTESF-23 F-23PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

6. If any of the resistance checks are not correct, theoutput power board is faulty. Replace. See theOutput Power Board Removal and ReplacementProce

NOTESF-27 F-27PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

TROUBLESHOOTING & REPAIRF-30 F-30PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

NOTESF-31 F-31PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

7. If the correct test voltages are present, theauxiliary transformer is good.8. If any of the voltages are missing or very lowwith the proper prima

NOTESF-37 F-37PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

9. With the torch trigger activated check thevoltage at plug J32 pin-3 (lead#344) (posi-tive) to plug J32 pin-14 (lead#312) (nega-tive). Normal is

TROUBLESHOOTING & REPAIRF-41 F-41PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

CONTROL BOARD LED DEFINITIONSLED1: (Red) This light indicates that 18 VAC isbeing supplied to the control board from theauxiliary transformer. It als

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTESF-43 F-43PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

8. Check for the presence of +5 VDC on thecontrol board.a. LED2 should be lit when +5 VDC is pre-sent. See Figure F.14. See Control BoardLED Definit

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTESF-49 F-49PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

5. Locate the control board and the five molextype plugs connected to it. See Figure F.17.6. Carefully remove the five molex type plugs bydepressin

Read this entire installation section before youstart installation.SAFETY PRECAUTIONSELECTRIC SHOCK can kill.• Turn the input power OFF at thedisconne

NOTESF-53 F-53PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC

NOTESF-57 F-57PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master T

TROUBLESHOOTING & REPAIRF-58 F-58PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

TROUBLESHOOTING & REPAIRF-59 F-59PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

TROUBLESHOOTING & REPAIRF-60 F-60PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master

REPLACEMENT PROCEDURE1. Apply a thin coating of Penetrox A-13Electrical Joint Compound to the mating sur-faces of the output power board and the heat

TROUBLESHOOTING & REPAIRF-62 F-62PRO-CUT 55Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master