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LF-72/74
INSTALLATION
AA-17 AA-17
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INSTALLING ELECTRODE
CONDUIT KITS
ELECTRIC SHOCK can kill.
• Turn the input power OFF at the dis-
connect switch before working on
this equipment.
• Do not touch electrically hot parts.
------------------------------------------------------------------------
Electrode conduit is used when feeding from wire
drums, boxes or large reels. For best feeding results,
use the shortest conduit length possible and avoid
sharp bends.
Tools required:
• 1/8" Hex key wrench
• 5/16" Nut Driver
To install Lincoln conduit:
1. Turn off power at the welding power source.
FIGURE AA.12
2. Remove the o-ring holding the ball bushing assem-
bly to the back of the wire feeder. Remove the ball
bushing assembly.
3. Remove the six screws securing the wire drive panel
to the sheet metal housing.
4. Loosen the set screw on the feed plate and remove
the incoming bushing.
FIGURE AA.12a
5. Insert the conduit connector into the feed plate and
secure with the set screw. Rotate the conduit con-
nector so the thumb screw does not interfere with
the idle arm or door.
6. Mount the wire drive panel to the sheet metal hous-
ing with the six screws.
7. Insert conduit through the sheet metal of the LF-74
and into the conduit connector. Secure with the
thumb screw.
WARNING
O-RING
MOUNTING SCREWS*
SECURING WIRE DRIVE PANEL
MOUNTING SCREWS *
SECURING WIRE DRIVE PANEL
INCOMING
BUSHING
BALL
BUSHING
ASSEMBLY
*REMOVE 6 MOUNTING SCREWS
SET SCREW
S
ET
S
CREW
C
ONDUIT
CONNECTOR
T
HUMB
S
CREW