Mig Welding Connections And Settings - Miller Bobcat 200 Air Pak Diesel Owner's Manual

10-8. MIG Welding Connections And Settings

6
7
Tools Needed:
3/4 in.
.
A complete Parts List is available at www.MillerWelds.com
Quick connector
2
5
1
!
Stop engine.
.
This section provides general guide-
lines and may not suit all applications.
1 Work Clamp
2 Wire Feeder
3 MIG Gun
4 Gun Trigger Plug
5 Voltage Sensing Clamp
6 Gas Cylinder:
100 CO2/75/25 Argon-Based Gas for
Short Circuit Transfer
7 Gas Hose
Connect work cable to welder/generator
negative terminal. Connect cable from wire
feeder to welder/generator positive termi-
nal.
.
Be sure to use the correct size weld
cables (see Section 10-1).
Loosen MIG gun securing knob. Insert gun
end through opening in feeder and position
as close as possible to drive rolls without
touching. Tighten knob.
See wire feeder manual for wire threading
procedure.
Insert gun trigger plug (item 4) into match-
ing receptacle and tighten threaded collar.
Connect gas hose from feeder to regulator
on cylinder.
Typical Control Settings For Short Cir-
cuit Transfer Using .035 (ER70S-3) Sol-
id Wire And 100% CO2 Gas:
>
Set Process switch to GMAW.
>
Set weld voltage between 17 and 22
volts to obtain minimum spatter.
>
Set wire feed speed between 100
and 225 IPM.
>
Connection shown for GMAW. Re-
verse electrode and work cables for
FCAW.
3
4
Work
250 916-A / 802 766 / 250 290-C
OM-281710 Page 51