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5. RELOCATION AND MAINTENANCE
5-1. REMOVING AND INSTALLING THE PANEL ASSEMBLY
Removal procedure
2) Remove the panel assembly. Be sure to remove its
Installation procedure
1) Install the panel assembly following the removal
procedure in reverse.
2) Be sure to press the positions as indicated by the
arrows in order to attach the assembly completely
to the unit.
5-2. REMOVING THE INDOOR UNIT
Remove the bottom of the indoor unit from the installation
plate.
When releasing the corner part, release both left and right
bottom corner part of indoor unit and pull it downward and
If the above method cannot be used
Remove the panel. Then, insert hexagonal wrenches into the square holes on the left
tom of the indoor unit lowers and releases the hooks.
Lower
Push
Square hole
5-3. PUMPING DOWN
When relocating or disposing of the air conditioner, pump down the system following the
procedure below so that no refrigerant is released into the atmosphere.
1) Connect the gauge manifold valve to the service port of the stop valve on the gas pipe
side of the outdoor unit.
2) Fully close the stop valve on the liquid pipe side of the outdoor unit.
3) Close the stop valve on the gas pipe side of the outdoor unit almost completely so that it
can be easily closed fully when the pressure gauge shows 0 MPa [Gauge] (0 kgf/cm
4) Start the emergency COOL operation.
To start the emergency operation in COOL mode, disconnect the power supply plug and/
or turn off the breaker. After 15 seconds, connect the power supply plug and/or turn on
the breaker, and then press the E.O. SW once. (The emergency COOL operation can be
performed continuously for up to 30 minutes.)
5) Fully close the stop valve on the gas pipe side of the outdoor unit when the pressure gauge
shows 0.05 to 0 MPa [Gauge] (approx. 0.5 to 0 kgf/cm
6) Stop the emergency COOL operation.
Press the E.O. SW several times until all LED lamps turn off. Refer to operating instruc-
tions for details.
-
When pumping down the refrigerant, stop the compressor before disconnecting the
refrigerant pipes. The compressor may burst if air etc. get into it.
2
).
WARNING
2
).
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