Wire Size Conversion Parts; Procedure For Changing Drive And Idle Roll Sets; Wire Reel Loading - Readi Reels, Spools Or Coils - Lincoln Electric Power MIG 260 Operator's Manual

®
POWER MIG 260
The drive rolls installed with the POWER MIG
grooves one for .035" (0.9mm) wire Solid Steel electrode and the
other for .045" (1.1mm) wire. Drive roll size is stenciled on each
side of the drive roll. If feeding problems occur, check to make
sure that the wire size and the drive roll size matches. See
"Procedure for Changing Drive Roll" in this section. This
information also appears on the Procedure Decal on the door
inside the wire compartment.

WIRE SIZE CONVERSION PARTS

The drive roll kits and Magnum
are available to feed different sizes and types of electrodes. See
Accessories section.
PROCEDURE FOR CHANGING DRIVE AND IDLE ROLL
SETS
1. Turn off the power source.
2. Release the pressure on the idle roll by swinging the
adjustable pressure arm down toward the back of the
machine. Lift the cast idle roll assembly and allow it to sit in
an upright position.
3. Remove the outside wire guide retaining plate by loosening
the two large knurled screws.
4. Twist the drive roll retaining mechanism to the unlocked
position as shown below and remove the drive roll. (See
Figure B.2)
FIGURE B.2
UNLOCKED POSITION
5. Remove the inside wire guide plate.
6. Replace the drive and idle rolls and inside wire guide with a set
marked for the new wire size. NOTE: Be sure that the gun
liner and contact tip are also sized to match the selected wire
size.
7. Manually feed the wire from the wire reel, over the drive roll
groove and through the wire guide and then into the brass
bushing of the gun and cable assembly.
8. Replace the outside wire guide retaining plate by tightening the
two large knurled screws. Reposition the adjustable pressure
arm to its original position to apply pressure. Adjust pressure
as necessary.
®
260 have two
®
PRO 250L gun and cable parts
LOCKED POSITION
WIRE REEL LOADING - READI REELS, SPOOLS OR
COILS
To Mount a 30 Lb. (14 kg) Readi-Reel Package
(Using the Molded Plastic K363-P Readi-Reel
Adapter:)
(See Figure B.3)
FIGURE B.3
ADAPTER
2 IN. O.D.
SPINDLE
BRAKE
HOLDING
PIN
GROOVES
READI-REEL
1. Open the Wire Drive Compartment Door.
2. Depress the Release Bar on the Retaining Collar and remove it
from the spindle.
3. Place the Optional Adapter on the spindle.
4. Re-install the Retaining Collar. Make sure that the Release Bar
"pops up" and that the collar retainers fully engage the
retaining ring groove on the spindle.
5. Rotate the spindle and adapter so the retaining spring is at the
12 o'clock position.
6. Position the Readi-Reel so that it will rotate in a direction when
feeding so as to be de- reeled from top of the coil.
7. Set one of the Readi-Reel inside cage wires on the slot in the
retaining spring tab.
8. Lower the Readi-Reel to depress the retaining spring and align
the other inside cage wires with the grooves in the molded
adapter.
9. Slide cage all the way onto the adapter until the retaining
spring "pops up" fully.
CAUTION
CHECK TO BE SURE THE RETAINING SPRING HAS FULLY
RETURNED TO THE LOCKING POSITION AND HAS
SECURELY LOCKED THE READI-REEL CAGE IN PLACE.
RETAINING SPRING MUST REST ON THE CAGE, NOT THE
WELDING ELECTRODE.
10. To remove Readi-Reel from Adapter, depress retaining spring
tab with thumb while pulling the Readi-Reel cage from the
molded adapter with both hands. Do not remove adapter from
spindle.
B-4
OPERATION
RETAINING
SPRING
RETAINING
COLLAR
INSIDE
CAGE
RELEASE
WIRES
BAR