Lincoln Electric IM559 Control kit is not functioning prop Gun position, and/or an, PC boards

Page 38

E-9

TROUBLESHOOTING

E-9

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

PROBLEMS

(SYMPTOMS)

POSSIBLE AREAS OF MISADJUSTMENTS(S)

RECOMMENDED

COURSE OF ACTION

19. Dual procedure switch of remote

a. Local dual procedure switch is not

a. Local dual procedure switch should be

control kit is not functioning prop-

in "Gun" position, and/or an

in "Gun" position if a remote control kit

erly.

optional gun dual procedure

is attached. If an optional gun dual

 

switch is attached.

procedure switch is attached and both

 

 

the local dual procedure switch and

 

 

remote's dual procedure switch are in

 

 

"Gun" position then the optional gun

 

 

dual procedure switch is used to

 

 

switch between procedures "A" and

 

 

"B".

 

b. Faulty communication between

b. If knobs on remote control kit are not

 

wire feeder and remote control kit.

operating properly, refer to Problem

 

 

16.

 

c. Faulty dual procedure switch,

c. Disconnect harness plug from Remote

 

wiring harness, or PC board in

PC board. Check that there is conti-

 

remote control kit.

nuity between plug pins 7 and 8 when

 

 

dual procedure switch is in position

 

 

"A", but not when in "Gun" or "B".

 

 

Now check that there is continuity

 

 

between plug pins 6 and 7 when dual

 

 

procedure switch is in position "B", but

 

 

not when in "Gun" or "A". If any of

 

 

these tests failed, repair or replace

 

 

switch or switch harness. Otherwise

 

 

replace Remote PC board.

 

 

 

20. Purge key does not turn on sole-

a. Defective keypad or Display PC

a. Check continuity between sockets 5

noid but trigger closure does.

board is defective.

and 1 of keypad connector when

 

 

purge key is closed. If not, then

 

 

replace keypad, otherwise replace

 

 

Display PC board. (See Procedure

 

 

for Replacing PC boards).

 

 

 

21. Cold Feed key does not turn on

a. Defective keypad or Display PC

a. Check continuity between sockets 4

wire feed motor but trigger clo-

board is defective.

and 1 of keypad connector when Cold

sure does.

 

Feed key is closed. If not, then

 

 

replace keypad, otherwise replace

 

 

Display PC board. (See Procedure

 

 

for Replacing PC boards).

 

 

 

22. Display and/or indicator lights do

a. Defective keypad or Display PC

a. Ring out keypad. Replace if defec-

not change when the arrow or

board.

tive. If not, then replace Display PC

select keys are pressed.

 

board. (See Procedure for Replacing

 

 

PC boards).

 

 

 

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.

SYNERGIC 7F & FH

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Contents Synergic 7F and Synergic 7FH Safety Mar ‘95Electric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Mar. ‘93Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTable of Contents Model InstallationType K678-2 K679-1 K679-2 Wire Speed Range General Description Standard FeaturesWire Feed Features Recommended Processes and EquipmentControl Features Y P a D a N D D I S P L a Y Description Electric Shock can kill Safety PrecautionsConnecting Wire Feed Unit to Control Box Mounting the Control Box K678-2Steel Wire Sizes Roll Procedure to Install Drive Roll and Guide TubesWire Feed Drive Roll and Guide Tube Kits Aluminum Wire SizesGmaw Guns Gun and Cable Assemblies with Standard L. E. ConnectionsGun Cable Connection Innershield GunsGmaw Shielding Gas Gun Cable Connections Wire Feeder to GunSynergic 7F Water Connections for Water-Cooled Guns Cylinder may explode if damagedCurrent Electrical InstallationWork Cable 60% Duty Cycle Up to 100 ft Length 30mElectrical Installation section for instructions Optional Features InstallationK648, K649 or K642 Input Cable Assembly See Operation Power-Down SaveMode Selection Operating InstructionsDisplay Control Keys Timer/Crater Select key enables 4-step with crater fill Procedure Selector SwitchMemory Ammeter Selection Feeding Electrode and Brake Adjustment To Mount 10 to 44 lb 4.5-20kg Spool 12/300mm DiameterTo Mount a 50-60lb 22.7-27.2kg Coil Feeding ElectrodeGas Guard Regulator Setting Wire Loading of 13-14lb 6kg Innershield CoilsIdle Roll Pressure Setting Making a Weld Wire Reel ChangingWire Feed Overload Protection Explanation of Prompting Error Messages Accessories Optional FeaturesREADI-REEL Adapters Maintenance MaintenanceTroubleshooting Troubleshooting GuideTions in control cable Trouble shooting informationReplace contact tip Ing WeldingIng and gas flow rate is proper ReplaceDefective wire feed motor tach or No control of wire feedTers on wire feeder display do not Control PC board see Procedure forSpeed does not change when Run-in and weld speeds are set Wire feed motor runs and solenoid Power source is defectiveWiring harness or Control PC Or there may be a problem withProblem with wire feeder harness Meters on wire feeder display doNot match those on power Remote control kit must be usedTroubleshooting Display. If not, refer to Problem Dure switch Be connectedBetween procedures a and B Faulty local dual procedure switchSwitch between procedures a Local dual procedure switchDual procedure switch is used to Faulty communication betweenCircuit breaker Display or Control PC board is Breaker at power source is blownOr tripped BadOnds. Turn power back on. If EP is See Problem 5 or see Section onCedure for replacing PC boards Eprom checksum error X8 on Control PC board is faultyProcedure for Replacing PC Boards Electric Shock can kill Switch RequirementsDIAGRAMSF-1 Control P.C BoardDiagrams Input Connection DiagramPrint Wire Feed Unit Dimension Print Synergic 7F & FH Synergic 7F & FH Precaucion Warnung
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