Trouble Shooting - Everlast POWER i-MIG 140E Operator's Manual

Section 3
NO. Trouble
Unit is switched on, but the
1
power light isn't on
After welding machine is
2 overheating and the fan does
not work
When torch switch is
3
pressed, no gas glows
Wire reel
does not turn
Wire-feeder
4 does not
work
Wire reel
turns or tries
to turn inter-
mittently
5 No arc, or no output voltage
Welding stops, and warning
6
light is on
Welding Voltage/Current is
7
uncontrollable
Possible Cause
Switch damaged
Circuit breaker tripped or
unit unplugged
Fan damaged or jammed
Fan power connector is loose
No gas in the gas cylinder/
Regulator or cylinder valved
closed
Gas line leaks
Gas solenoid valve damaged
Torch switch damaged
Control circuit damaged
Motor damaged
Wire feed selector turned to
minimum settting, knob is
loose or selector is damaged.
Control circuit damaged
The tensioner is loose or wire
slips on rollers
The drive roller does not fit
the diameter of weld wire
Wire Spool is damaged
Gun liner is jammed
Contact Tip is jammed be-
cause of slag or burn back
Work clamp not connected
or cable is loose or Wire
feeder power cable is loose
or not connected
Control circuit damaged
Self-protection has engaged
Potentiometer damaged
The control circuit damaged
23

Trouble Shooting

Solution
Replace
Reset breaker, plug in unit.
Check fan shroud housing and wire pro-
tective guard for damage
Check for dislodged connector
Replace/Refill cylinder / Open valve
Check line with soapy water
Check and clean/replace
Repair or Replace
Inspect the circuit
Check and Replace
Check setting/Check knob/Replace poten-
tiometer.
Check the board
Increase tension
Change roller or wire size to match
Change out wire spool
Repair or change it, clear wire from liner/
clean liner with compressed air
Clean or replace. If with Aluminum, in-
crease tip size to next size.
Check Work clamp/ cables
Check the circuit
Check over-voltage, over-current, over-
temperature, lower-voltage and over-
temperature. Allow unit to cool if over
heated. Check power plug for problems
Repair or Replace it
Check the circuit