LG LM-2162H2N Service Manual ▷ View online
Warning :
Disconnect the unit from power supply before mak-
ing any checks.
ing any checks.
Be sure the power switch is set to "OFF".
To remove the Grille from the Chassis.
• Set the up-and-down air discharge louver to open
position(horizonatally) by finger pressure.
• Remove the securing screws.
• To remove the Grille, pull the lower left and right
side of the grille toward you(Slightly tilted) and lift it
straight upward.
straight upward.
1. To remove the sensor, housing connect, earth
conductor & step motor conductor with sensor
holder, Motor, Evaporator & P.C.B.
holder, Motor, Evaporator & P.C.B.
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Disassembly of the parts (Indoor unit)
Up-and-down air direction
louver
louver
Screw
2. To remove the Control Box
• Remove 2 or 4 securing screws.
• Pull the control box out from the chassis
carefully.
3. To remove the Discharge Grille
• Remove the securing screws.
• Pull the discharge grille out from the chassis
carefully.
4. To remove the Evaporator
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• Unhook the tab on the left inside edge of the
chassis by pressing it outwards and at the same
time, slightly pull the evaporator until the tab is
clear of the end-plate.
time, slightly pull the evaporator until the tab is
clear of the end-plate.
• Remove the evaporator from the chassis
carefully.
• Unhook the tab on the right inside of the chassis
at the same time, slightly pull the evaporator
toward you until the tab is clear of the slot.
toward you until the tab is clear of the slot.
5. To remove the Cross-Flow Fan
• Loosen the screw securing the cross-flow fan to
the fan motor (do not remove).
• Pull the left end of the cross-flow fan with the
self-aligning bearing out the groove.
• Remove the cross-flow fan by sliding it out from
the shaft of fan motor.
6. To remove the Fan Motor
• Pick it up from the groove.(Do not remove a
black rubber as a spacer.)
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2-way Valve (Liguid Side)
3-way Valve (Gas Side)
Works
Shaft position
Shaft position
Service port
Shipping
Closed
Closed
Closed
(with valve cap)
(with valve cap)
(with cap)
Air purging
Open
Closed
Open
(Installation)
(counter-clockwise)
(clockwise)
(push-pin or with
vacuum pump)
Operation
Open
Open
Closed
(with valve cap)
(with valve cap)
(with cap)
Pumping down
Closed
Open
Open
(Transfering)
(clockwise)
(counter-clockwise)
(connected
manifold gauge)
Evacuation
Open
Open
Open
(Servicing)
(with charging
cylinder)
Gas charging
Open
Open
Open
(Servicing)
(with charging
cylinder)
Pressure check
Open
Open
Open
(Servicing)
(with charging
cylinder)
Gas releasing
Open
Open
Open
(Servicing)
(with charging
cylinder)
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2-way, 3-way Valve
3.
2.
1.
4.
5.
6.
Flare nut
To
piping
connection
Open position
Closed position
Closed position
Flare nut
Valve cap
To
piping
connection
Open position
Closed position
Closed position
Hexagonal wrench
(4mm)
(4mm)
To outdoor unit
Pin
Service
port
port
Service
port cap
port cap
To outdoor unit
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