Chicago Electric MIG 180 Owner's Manual & Safety Instructions page 24

Weld Diagnosis
Workpiece Heat Control / Weld Penetration
INADEQUATE PENETRATION
Not hot enough
How to increase workpiece heat
and increase penetration:
(to weld THICKER workpieces properly)
a. Increase weld current
b. Weld more slowly
Example Weld Diagrams
Good
Weld
TO CORRECT:
I
I
O
O
MIG 180
WIRE FEED WELDER
MIG 180
ITEM 68886
WIRE FEED WELDER
ITEM 68886
Page 24
PROPER PENETRATION
c. Use faster wire feed
d. Use shorter stickout
Current Current
Too Low or Too High or
Wire Feed Wire Feed
Too Slow Too Fast
TO CORRECT:
I
I
O
O
or or
MIG 180
WIRE FEED WELDER
MIG 180
ITEM 68886
WIRE FEED WELDER
ITEM 68886
WIRE FEED SPEED WIRE FEED SPEED
WIRE FEED SPEED WIRE FEED SPEED
240V~
240V~
For technical questions, please call 1-800-444-3353.
Ideal heat
How to reduce workpiece heat
and limit penetration:
(to weld THINNER workpieces properly)
a. Decrease weld current
b. Weld more quickly
Weld Speed
Too Fast
TO CORRECT:
weld
slower
240V~
240V~
EXCESS PENETRATION OR
BURN-THROUGH
Too hot
c. Use slower wire feed
d. Use longer stickout
Weld Speed Stickout
Too Slow Too Long
or Wrong
Polarity
TO CORRECT: TO CORRECT:
Check Polarity
and
maintain
less
weld 1
than
faster
stickout
SKU 68886
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