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MAG WELDING
Problem
1. Wire feeds,
but no arc
2. Arc works, but
not feeding
wire
3. No arc or wire
feed.
4. Poor quality
welds.
Possible Cause
1.1 Poor grounding/
ground connection.
1.2 Trigger not pulled
while wire is in
contact with work.
2.1 Insufficient or
excessive pressure
on the drive roller.
2.2 Wire reel/spool is
empty.
3.1 Exceeded duty
cycle (>60%);
[Thermal protector
engaged]
3.2 Insufficient air
flow/ Overheat.
3.3 Circuit breaker
has been tripped.
4.1 Gun moved over
workpiece too
quickly/too slowly
4.2 Insufficient
amperage.
Solution
1.1 Check connection/
1.2 Press the trigger
while in contact
with the workpiece.
2.1 Adjust the drive
pressure.
2.2 Check if wire is in
place and replace if
3.1 Allow it to cool at
least 10 minutes
with machine ON.
3.2
sides of the machine
for any obstacles.
3.3 Make sure circuit
4.1 Move the gun in a
.
4.2 Enhance the welding
19
Tighten ground cable
(See page no.13)
necessary.
Check the vents on all
breaker is reset.
standard manner.
current.
IBL M200-105
.
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