Lincoln-electric IM10020 TOMAHAWK 625 User Manual

TTOMAHAWK ™625 OPERATORʼS MANUALIM10020January 2013Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in m

A-3INSTALLATION TOMAHAWK™ 625A-3The following Lincoln engine drives meet these condi-tions when run in the high idle mode:Outback 185, Ranger 225, 2

B-1OPERATIONTOMAHAWK™ 625B-1SAFETY PRECAUTIONSDESCRIPTIONThe TOMAHAWK™ 625 is a constant current, contin-uous control plasma cutting power source. It

B-2OPERATIONB-2USER RESPONSIBILITYBecause design, fabrication, erection and cutting vari-ables affect the results obtained in applying this typeof inf

B-3OPERATIONB-3CUTTING CAPABILITYThe TOMAHAWK™ 625 is rated at 40 amps, at 35%duty cycle on a 10 minute basis. If the duty cycle isexceeded, a therm

CONTROLS AND SETTINGS(Figure B.2)TOMAHAWK™ 625 front command panel.FIGURE B.21. Output Current Knob: Potentiometer used to setthe output current used

B-5OPERATIONB-55. Air Pressure Gauge and Regulator Knob: Allowsregulation and monitoring of the air pressure.Items 6 thru 9 on the back of the TOMAHA

Direction of Travel5 - 151/16”10 - 20Arc LagLeading Angle• Use a 5° - 15° leading angle in the direction of the cut.• Finish the cut to be made and

PROCEDURE RECOMMENDATIONSWhen properly used, plasma arc cutting is a very eco-nomical process. Improper use will result in a veryhigh operating cost.G

B-8OPERATIONB-8Suggestions for Extra Utility from theTOMAHAWK™ 625 System:1. Occasionally an oxide layer may form over the tipof the electrode, creat

B-9OPERATIONB-9TORCH PART CONFIGURATIONSThere are different torch configurations depending onthe cutting or gouging application. Standard Cutting Set

PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDRENAWAY. PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERAT

B-10OPERATIONB-10Gouging Setup:If gouging metal and not cutting completely throughthe part is required, a special gouging nozzle is usedin conjunction

C-1ACCESSORIESC-1GENERAL OPTIONS /ACCESSORIESThe following options/accessories are available foryour Tomahawk Plasma cutter from your local LincolnDis

D-1MAINTENANCED-1TOMAHAWK™ 625PERIODIC MAINTENANCEChange consumables as required.THERMAL PROTECTIONThermal Detection Devices protect the machine frome

E-1TROUBLESHOOTINGE-1TOMAHAWK™ 625If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, conta

E-2TROUBLESHOOTINGE-2TOMAHAWK™ 625ERROR SIGNALSAlarm(abnormal condition)UndervoltageOvervoltage signalUnderpressurePIP (Parts In Place)Thermal Shutdow

1. This may be normal. If output isset to maximum a 30 amp circuitis required. See TechnicalSpecification page.2. Install a larger input circuit or tu

E-4TROUBLESHOOTINGE-4TOMAHAWK™ 625Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test proced

E-5TROUBLESHOOTINGE-5TOMAHAWK™ 625Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test proced

E-6TROUBLESHOOTINGE-6TOMAHAWK™ 625Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test proced

E-7TROUBLESHOOTINGE-7TOMAHAWK™ 625Observe all Safety Guidelines detailed throughout this manualSTATUS BOARD INDICATORSSYMPTOMWhen trigger is pulled Re

Refer to http://www.lincolnelectric.com/safety for additional safety information.4.c. When not cutting or gouging, make certain no part of the elec-tr

F-1DIAGRAMSF-1TOMAHAWK™ 625NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific

NOTES TOMAHAWK™ 625

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NOTES

ivSAFETYivPRÉCAUTIONS DE SÛRETÉPour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques qui parra

vvThank Youfor selecting a QUALITY product by Lincoln Electric. We want youto take pride in operating this Lincoln Electric Company product••• as much

TABLE OF CONTENTSPageInstallation...

A-1INSTALLATION A-1WeightIncludingTorch Cable34.0 lbs.15.4 kg.INPUT - SINGLE PHASE 50 / 60 HERTZ RATED OUTPUT AT 40° COUTPUTRECOMMEND INPUT WIRE AND

A-2INSTALLATION TOMAHAWK™ 625A-2Read entire Installation Section before installing theTOMAHAWK™ 625.SAFETY PRECAUTIONSELECTRIC SHOCK CAN KILL.• Only