Maintenance – Lincoln Electric IM381 K470-,K471-,K541-,K1802-1, K2286-1,K2951-,K2952-,K3055- MAGNUM & MAGNUM PRO CURVE 300 User Manual
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MAINTENANCE
h. Pull the cut-off lead terminals off the trigger assem-
bly and connect the replacement control lead termi-
nals.
j. Position the cable boot and strain relief on the cable
so it fits in cable handle cavity and lock the strain
relief in place by pushing the two halves together.
k. Assemble cable in left side of gun handle. Assemble
trigger into the proper handle cavity. Assemble right
side of gun handle and tighten the three screws that
hold the handle together. Refer to Figure 4.
l. Install gun tube per Gun Tubes and Nozzles
Section.
m. Install and trim liner per Liner Installation Section.
WIRE FEEDER END REPAIR (Requires 2 S19492-1
Terminals)
a. Remove the cable liner per Removal, Installation,
and Trimming Instruction.
b. Remove the feeder end connector, molded gas plug
(or barbed fitting), cable handle nut, plastic tailpiece
and connector cover (see Figure 5).
NOTE: In order to remove the cable handle nut, the
tail of the connector cover must be depressed and
the cable handle nut rotated 1/4 turn counterclock-
wise as viewed from the feeder end.
c. Remove incoming connector from cable by
unscrewing connector nut from incoming connector.
If the cable inner tube is difficult to remove from the
connector assembly, carefully slit it lengthwise with
a knife up to the brass connector.
d. Move the cable boot and cable handle toward the
middle of the cable past the damaged section.
e. Cut off the damaged section of cable and strip off
the outer jacket as shown in Figure 2. Be careful not
to cut the insulation on the control wires while strip-
ping jacket. Strip the red and white control leads 1/4
inch (6.4 mm) from the end and crimp a new
S19492-1 terminal to each lead.
NOTE: The cable contains three control leads. Any
two control leads can be used, provided the two col-
ors used are the same at both ends. The extra lead
is a spare that can be used if one of the other leads
breaks.
MAGNUM® & MAGNUM® PRO CURVE GUNS
Figure 4
D-3
D-3