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TROUBLESHOOTING AND REPAIR

F-45

SWING ARM ASSEMBLY REPLACEMENT FOR

FOUR-ROLL WIRE FEEDERS (continued)

FIGURE F.15 – SWING ARM REMOVAL FOR FOUR-ROLL FEEDERS.

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SPACER

HINGE

PIN

ALLEN

HEAD

SETSCREW

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IDLE

ROLLER

IDLE ROLL

SHAFT PIN

WIRE

DRIVE

ASSEMBLY

SWING ARM

SPACER ASSEMBLY

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REPAIR PROCEDURE

1.Remove the allen head setscrew from the center post of the wire drive assembly. See Figure F.15.

2.Using a pair of pliers, pull the hinge pin up and out of the wire drive assembly.

3.Note the position of the two spacers. Carefully pull the two swing arms out of the wire drive compartment. Ensure that the two spacers are not lost.

4.Remove the two socket head cap screws and flat washers from the swing arm assembly. Remove the idle roll shaft pin. Slide the idle roll from the swing arm.

5.Slide a new idle roll into the swing arm. Install one socket head cap screw and flat washer.

6.Install the idle roll shaft pin and the second socket head cap screw and flat washer.

LN-7 GMA WIRE FEEDER

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Image 109
Lincoln Electric SVM 106-A service manual FOUR-ROLL Wire Feeders, Figure F.15 Swing ARM Removal for FOUR-ROLL Feeders