Miller Bobcat 260 User Manual

OM-286504 Page 32
F
Complete Parts List is available at www.MillerWelds.com
6-5. Typical MIG Welding Connections and Settings
A. Solid Wire Applications
OM-222 Page 1
allen_wrench
NGO’s
tools/
flathead philips head wrench
pliers
knife
heavy-duty workclamp light-duty workclamp wirecutter frontcutter
allen_set
needlenose
steelbrush nutdriver
chippinghammer
solderiron
stripcrimp
drill
torque wrench
socket wrench
hammer awl file
crimper
paintbrush
feelergauge flashlight ruler
toothbrush
greasegun
qtip (swab)
vicegrip
handream
punch
filterwrench
strapwrench
airgun
solvent pinextractor eprompuller pipewrench
torque screwdriver
crescent wrench
3/4 in.
Stop engine.
F
This section provides general guide-
lines and may not suit all applications.
F
The control panel shows the typical set-
tings for welding with 0.035 (ER70S-3)
solid wire, short circuit transfer. Use Ar-
gon-based shielding gas. Note Coarse
Range, Fine Control, and Weld Proc-
ess switch settings.
1 Work Clamp
2 Wire Feeder
3 MIG Gun
4 Gun Trigger Plug
5 Voltage Sensing Clamp
6 Gas Cylinder:
75/25 Argon-Based Gas for Short Circuit
Transfer; 80% Argon (Or Higher) for
Spray Transfer
7 Gas Hose
8 Quick Connector
9 Workpiece
Connect work cable to welding generator
Work terminal. Connect cable from wire
feeder to cable from welding generator Elec-
trode terminal.
F
Be sure to use the correct size weld ca-
bles (see Section 5-9).
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 matching
receptacle and tighten threaded collar.
Connect gas hose from feeder to regulator
on cylinder.
Typical Control Settings For Short Circuit
Transfer Using .035 (ER70S-3) Solid Wire
And 75/25 Argon-Based Gas:
l Set Weld Process Selector switch to
Wire + (DCEP) position.
l Set Coarse Range switch to Wire (17-22
volts) Range position.
l Set Fine Control to obtain minimum
spatter.
l Set wire feed speed between 150-300
IPM.
Typical Control Settings For Spray Trans-
fer Using .035 (ER70S-3) Solid Wire And
80% Or Higher Argon-Based Gas:
l Set Weld Process Selector switch to
Wire + position.
l Set Coarse Range switch to Wire (20-28
volts) Range position.
l Set wire feed speed between 320-500
IPM.
l Set Fine control to 3 and increase for
longer arc length.

Miller Bobcat 260 Specifications

General

Brand	Miller
Model	Bobcat 260
Category	Welding System
Language	English