Lincoln Electric IM10018-A manual Check all Three-Phase input

Page 34

E-7

TROUbLESHOOTING

E-7

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

PRObLEMS

POSSIbLE

(SYMPTOMS)

CAUSE

 

 

 

OUTPUT PRObLEMS

 

Machine has minimum output and

1.

If a remote control unit is NOT

 

 

no control.

 

connected to the terminal strip

 

 

 

#75, #76, and #77 terminals, or is

 

 

 

not connected to the 14 pin MS

 

 

 

receptacle the LOCAL/REMOTE

 

 

 

SWITCH must be in the "Local"

 

 

 

position.

 

 

2.

If a remote control cable is con-

 

 

 

nected to terminals #75, #76 and

 

 

 

#77 or is connected to the 14 pin

 

 

 

MS receptacle the leads may be

 

 

 

"shorted" to the positive weld out-

 

 

 

put.

 

 

3.

Make certain the Three Phase

 

 

 

input voltage is correct and

 

 

 

matches the machine rating and

 

 

 

the reconnect panel.

 

 

 

 

 

The machine does not have maxi-

1.

Check all Three-Phase input

 

mum weld output.

 

lines at the DC600. Make sure

 

 

 

 

 

 

input voltages match machine

 

 

 

rating and reconnect panel.

 

 

2. Put LOCAL/REMOTE SWITCH

 

 

 

(SW3) in "LOCAL" position. If

 

 

 

problem is solved then check

 

 

 

remote control unit or wire

 

 

 

feeder.

 

 

3.

Check for loose welding cable

 

 

 

connections.

 

 

 

 

 

 

 

 

RECOMMENDED

COURSE OF ACTION

If all recommended possible areas of possible cause have been checked and the problem persists,

Contact your local Lincoln Authorized Field Service Facility.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

IDEALARC® DC-600 VRD

Image 34
Contents Safety Depends on You Idealarc DC-600 VRDSafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiSafety Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents TAbLE of Contents Installation Technical Specifications Idealarc DC-600 VRDElectric Shock can Kill Stacking Hole Stacking PinsSafety Precautions Select Proper LocationElectrical Input Connections Fuse and Wire SIzESInput Power Supply Connections Ground ConnectionReconnect Procedure See Machine Rating Plate for Required Input Supply VoltageOutput Connections ELECTRODE, Work and #21 Lead ConnectionsTerminal Strip 1 T.S.1 Auxiliary Power and Control CONNections Terminal Strip 2 T.S.2Fumes and Gases can be dangerous Electric Shock can killARC Rays can burn General Description Design Features and AdvantagesOperation Recommended Processes and EQUIP- MentOutput Control Output Voltage Current OFF Input PowerOutput Terminals Power Light Controls and SettingsInput Power ON/OFF Switch NectionAuxiliary Power in MS-RECEP- Tacle OVERLOAD, OVERCURRENT, and Fault Protection For codes 11707 and aboveCV Mode Remote Control of Machine OperationWelding Procedure Recommendations CC ModeNA-3 Automatic Wire Feeder Operation Field Installed Options AccessoriesWire Feeders and Tractors Factory or Field Installed OptionsFigure C.2 MULTI-PROCESS Switch CAbLE Connections Accessories Safety Precautions Electric Shock can Kill 1MAINTENANCED-1Routine and Periodic Maintenance TROUbLESHOOTING Devices Board can be damaged by static electricityStatic-Sensitive Handle only atOutput PRObLEMS TROUbLESHOOTING LOCAL/REMOTE Switch TROUbLESHOOTING Check all Three-Phase input Facility PRObLEMS Symptoms Welding PRObLEMS Poor arc characteristics in all processes BOARD TROUbLESHOOTING Guide Control P.C. bOARDBOARD TROUbLESHOOTING Guide VRD P.C. bOARD Checking Power ON/OFF Switch S1Connecting Remote Output Control Rheostat to the Machine Checking Output Control RHEO- Stat on Machine R1Diagrams Diagrams Diagrams Diagrams Connection of LN-742 to the DC-600 VRD Power Source FeederConnection of LN-7 to the DC-600 VRD Power Source Connection of LN-8 or LN-9 to the DC-600 VRD Power Source 600Control Cable Connection of NA-5/-5R to the DC-600 VRD Power Source Lincoln Wire DC-600 VRD Dimension Print with K817P Undercarriage DC-600 VRD Dimension Print with K842 Undercarriage Precaucion Warnung