Lincoln Electric K2704-2 Welder User Manual


 
COUGAR™ Push Pull Gun ACCESSORIES/MAINTENANCE
The following accessories are available for the Cougar™ push-pull
gun.
.035-3/64" Aluminum Drive Roll Kit
Features two grooves for feeding aluminum wire. The smaller
groove feeds .035 wire. The larger groove feeds 3/64th wire.
Order KP2876-1
1/16" Aluminum Drive Roll Kit
Features two grooves, each capable of feeding 1/16"
Aluminum wire
Order KP2876-2
Barrel Liner (45°, 60° Barrels)
Liner for feeding up to1/16” wire.
Order KP2879-1
Barrel Liner (180° Straight Barrel)
Liner for feeding up to1/16” wire.
Order KP2879-2
Gun Barrel
60 degree air-cooled gun barrel Order KP2877-60
45 degree air-cooled gun barrel Order KP2877-45
180 degree air-cooled gun barrel Order KP2877-180
Wire Conduits
25 foot .035"-1/16" Wire Diameter Order KP2881-25
50 foot .035"-1/16" Wire Diameter Order KP2881-50
Gas Diffuser
Diffuser designed to accept thread on gas nozzles
Order KP2746-1
Gun Tube Insulator
For insulation of gas nozzle
Order KP2773-2
Gas Nozzle
.50 Thread on Nozzle (Tip Recessed) Order KP2742-1-50R
.62 Thread on Nozzle (Tip Recessed) Order KP2742-1-62R
Contact Tips
.035 Order KP2744-035A
3/64" Order KP2744-364A
3/64" (5356)
1.
Order KP2744-364A5356
1/16” Order KP2744-116A
8
ACCESSORIES (consult Lincoln Sales Bulletin E12.16)
1.
For use on lower amperage applications with 5356 wire. Features a smaller
tip inner diameter to reduce arc flaring.
MAINTENANCE
Safety Precautions
WARNING
Do not operate with covers
removed.
Disconnect input power from
welder before installing gun.
Do not touch electrically hot
part.
Only qualified persons
should install, use or service
this machine.
ELECTRIC SHOCK
can kill.
When finished welding, be sure to turn power source off and
close valve on gas cylinder.
WARNING
Working with flying or falling objects can cause serious eye
injuries.
Protective eyeware such as safety specticals with side
shields or goggles must be worn at all times.
FLYING FRAGMENTS
can cause eye injury.
Routine Maintenance
Periodically blow out or vacum any metal wire shavings from Drive
Roll area.
Inspect and replace any worn wire on inlet guide or barrel liner.
NOTE: Oil and spray cleaners can contaminate electrode wire and
cause bad welds. They could also make wire drive rollers slip. Be
careful when using any of these liquids on push-pull gun.
Carefully clean gun with a cleaner that is safe for plastic. Apply
cleaner to rag and wipe gun. Do NOT spray cleaner on gun. Keep
cable clean. Oil, grease gasoline, paint, and solvents degrade cable
insulation.
Routine maintenance for consumable spare parts will depend on Duty Cycle and
particular application.