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A-10
INSTALLATION
MAGNUM COOLER 10-I & 20-I
A-10
K440-1 LN-7 GMA WIRE FEEDER WITH GAS AND
WATER SOLENOID VALVE
The K440-1 LN-7 GMA wire feeder is equipped with
internal water lines and external connectors for attach-
ment to a water cooled MIG gun and a Magnum
Cooler. The water solenoid control of the K440-1 LN-7
GMA enables the feeder to trigger the demand system
of a Magnum Cooler. (Reference Operation Section
for an explanation of the Magnum Cooler demand
system). Follow the instruction manual supplied with
the wire feeder and Figure 7 for proper connection of
the K440-1 LN-7 GMA wire feeder to a Magnum
Cooler and a water cooled MIG gun.
K527 WATER SOLENOID KIT FOR LN-7 2-ROLL
AND LN-7 2-ROLL AND 4-ROLL GMA WIRE FEED-
ERS
For LN-7 2-Roll Model Above Code 9484
For LN-7 GMA 2-Roll and 4-Roll Models Above Code
9100
The K527 water solenoid kit can be added to an LN-7
or LN-7 GMA wire feeder for conversion from an air
cooled to a water cooled MIG system. The added
solenoid control enables the feeder to trigger the
demand system of a Magnum Cooler. Follow the kit
instructions provided for proper installation of the
K527 water solenoid kit to an LN-7 or LN-7 GMA wire
feeder and Figure 7 for proper connection of the con-
verted wire feeder to a Magnum Cooler and a water
cooled MIG gun. Reference Operation Section for an
explanation of the Magnum Cooler demand system.
FIGURE 7
Connection to Wire Feeder Equipped with Solenoid Control
COOLANT
IN
COOLANT
OUT
COOLANT
COOLANT
COOLANT
COOLANT
GUN CABLE
NOTE:
COOLANT
OUT
COOLANT
IN
=
=
BLUE HOSE
RED HOSE