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Workpiece heat control / Weld Penetration
InAdEqUAtE PEnEtRAtIOn
not hot enough
how to increase workpiece heat
and increase penetration:
(to weld thIcKER workpieces properly)
a.
Use MAX setting
b.
Weld more slowly
good
current
Weld
too Low
gun
tO cORREct:
5
4
6
MIn
7
3
8
2
9
1
MAX
0
10
WIRE-FEEd SPEEd
90 AMP FLUX WIRE WELdER
SKU 98871
For technical questions, please call 1-800-444-3353.
WELd dIAgnOSIS
PROPER PEnEtRAtIOn
Ideal heat
c.
Use faster wire feed
d.
Use shorter stickout
Example Weld diagrams
current
too high or
Wire Feed
gun
too Fast
tO cORREct:
5
4
6
MIn
On
7
3
8
2
gun
9
1
MAX
OFF
0
10
On
WIRE-FEEd SPEEd
or
90 AMP FLUX WIRE WELdER
OFF
5
4
6
120 V~
60 hz
7
3
8
2
9
1
0
10
120 V~
60 hz
WIRE-FEEd SPEEd
90 AMP FLUX WIRE WELdER
EXcESS PEnEtRAtIOn OR
how to reduce workpiece heat
and limit penetration:
(to weld thInnER workpieces properly)
a.
Use MIn setting
b.
Weld more quickly
Weld Speed
Weld Speed
too Fast
tO cORREct:
tO cORREct:
weld
slower
MIn
On
MAX
OFF
120 V~
60 hz
BURn-thROUgh
too hot
c.
Use slower wire feed
d.
Use longer stickout
Stickout
too Slow
too Long
tO cORREct:
maintain
less
1
than
/
"
weld
2
stickout
faster
Page 21
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