Lincoln Electric SUBARC 5, Instructions For Use And Maintenance Manual

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8695 5240 / M
F - MAINTENANCE
SUBARC 5 - DX7
F-45
2 - TROUBLESHOOTING
Possible symptoms Probable causes Possible remedies
No wire feed and wire retraction Power supply fault Check fuse supply.
Fu 1-2-3-4
Mechanical blocking. Check wire supply.
Belt cut. Change the belt
Motor breakdown Test the motor
Check the brushes.
Breakdown of the variable
speed unit. Check the variable speed unit, its
connections and its supply, and change it
if necessary.
Red led lit up on cycle board No manual and auto cycle. Switch off the power supply and switch
on again.
If the led remains lit up, change the
board.
Green led switched off on cycle
board Check the power supply of the board.
Check the fuses : Fu 5-6
High instability during welding Defective wire drive. Tighten the rollers.
Check wire supply
Power source fault See power source instructions
Current supply fault. Check power cables.
Defective flux supply. Flux too dirty. Change the flux.
Flux supply pipe clogged. Disassemble and clean the flux supply.
Flux solenoid valve not
controlled Check the power supply of the valve
24v

Check fuse : Fu 7