Lincoln Electric IM602-A manual Controls and Settings, Power ON/OFF Switch This tog

Page 19

B-3

OPERATION

B-3

CONTROLS AND SETTINGS

All operator controls and adjustments are located on the case front of the DC-655. Refer to Figures B.1, and B.2 and corresponding explanations.

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DC-655

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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FIGURE B.1 CONTROL PANEL CONTROLS

 

 

 

 

1. INPUT

 

POWER ON/OFF SWITCH - This tog-

remote device such as a wire feeder closes the #2

gle switch turns the machine on or off. Putting the

and #4 circuit in the MS-receptacle or terminal strip.

switch in the ON

 

 

position energizes the

When this switch is in the ON position the

machine’s input contactor applying input power to

machine’s output terminals will be electrically ener-

the machine . Switching the switch to the

gized all the time.

 

 

 

 

OFF

position de-energizes the input contactor.

 

 

 

 

 

 

This switch is also used to reset a machine shut-

5. LOCAL/REMOTE CONTROL SWITCH - When this

down. (See Machine Shutdown section)

switch is set to the LOCAL

position, control of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the output voltage is via the output control on the

2. PILOT LIGHT - When the power switch is in the

DC-655’s control panel.

When this switch is set to

ON position the machine’s white pilot light will illu-

the REMOTE

 

position, control is through a

minate.

If the input contactor de-energizes the

remote source

such as a wire feeder via the #75,

machine in a shutdown situation the pilot will still

#76, and #77 leads in the MS-receptacle or terminal

illuminate. In this situation it will be necessary to

strip.

 

 

 

 

reset the machine by switching the power switch to

 

 

 

 

 

 

the OFF then ON position . (See Machine

6. CC STICK/CV SUBARC/CV MIG MODE SWITCH -

Shutdown section)

 

 

 

 

 

 

This switch selects the proper welding characteris-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tics for the process being used:

 

 

3.OUTPUT CONTROL - This control provides

continuous control of the machine’s output from

CC Stick provides a constant current output

minimum to maximum as it is rotated clockwise.

characteristic through the 50 to 815 amp range.

The CV mode voltage range of control is 13 to 44V.

The current is adjusted within this range by the

The CC mode current range of control is 50 to

Output Control dial. The open circuit (no load)

815A.

voltage will be about 68 volts in this mode.

4. OUTPUT TERMINALS ON/REMOTE - When this

 

switch is in the REMOTE

 

position, the DC-655’s

 

output terminals will be

electrically “cold” until a

 

 

 

DC-655

 

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Contents DC-655 California Proposition 65 Warnings SafetyE C T R I C S H O C K c a n kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéVSAFETY ViSAFETY Thank You Table of Contents Input Hertz Input Ampere Type 80C InstallationTechnical Specifications DC-655 Height Width Depth WeightNRTL/C Nrtl Input Power Three PhaseGmaw Fcaw Smaw SAWSelect Suitable Location Safety PrecautionsElectrical Input Connections Input Power Supply Connections Reconnect ProcedureLOW Inductance Terminal Output ConnectionsElectrode and Work Cables Table A.1Auxiliary Power Control Connections Terminal Strip 2 T.S.2 Terminal Strip 1 T.S.1Terminal Strips Recommended Processes and Equipment OperationGeneral Description General WarningsWelding Capability Design Features and AdvantagesOutput Terminals ON/REMOTE When this Controls and SettingsPower ON/OFF Switch This tog LOCAL/REMOTE Control Switch When thisFigure B.2 Lower Case Front Controls & Connections Machine Protection Welding Performance CC Mode ARC Force CV Mode CURRENT-LIMITINGCC Mode HOT Start CC Mode ARC GougingField Installed Options AccessoriesSEMI-AUTOMATIC Wire Feeders Automatic Wire FeedersAccessories General Maintenance MaintenanceSafety Precautions HOW to USE Troubleshooting Guide TroubleshootingProblems Troubleshooting Trol circuit. #75, #76, #77 Problems Troubleshooting Troubleshooting Troubleshooting PC Board Troubleshooting Guide Control P.C. Board PC Board Troubleshooting Guide Firing P.C. Board10TROUBLESHOOTINGE-10 Negative Positive DiagramsGND Negative Positive Receptacle Convenience, this extended #21 lead should be taped to 655 Wiring Diagram for Codes 10501,10503, 10504 Diagrams Diagrams Diagrams Diagrams Aviso DE Keep your head out of fumes Turn power off before servicing
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